Better syntax for calling virtual methods when defining JVM classes.

44 files changed, 938 insertions, 1030 deletions

diff --git a/stdlib/source/documentation/lux/type.lux b/stdlib/source/documentation/lux/type.lux
index 37322e9c0..a458db5d3 100644
--- a/stdlib/source/documentation/lux/type.lux
+++ b/stdlib/source/documentation/lux/type.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except function as let)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format]]]
@@ -21,173 +21,147 @@
   ["[1][0]" unit]
   ["[1][0]" variance]])
 
-(with_template [<name>]
-  [(documentation: <name>
-     "The number of parameters, and the body, of a quantified type.")]
-
-  [/.flat_univ_q]
-  [/.flat_ex_q]
-  )
-
-(documentation: /.flat_function
-  "The input, and the output of a function type."
-  [(flat_function type)])
-
-(documentation: /.flat_application
-  "The quantified type, and its parameters, for a type-application."
-  [(flat_application type)])
-
-(with_template [<name>]
-  [(documentation: <name>
-     "The members of a composite type.")]
-
-  [/.flat_variant]
-  [/.flat_tuple]
-  )
-
-(documentation: /.format
-  "A (readable) textual representable of a type."
-  [(format type)])
-
-(documentation: /.applied
-  "To the extend possible, applies a quantified type to the given parameters."
-  [(applied params func)])
-
-(documentation: /.code
-  (%.format "A representation of a type as code."
-            \n "The code is such that evaluating it would yield the type value.")
-  [(code type)])
-
-(documentation: /.de_aliased
-  "A (potentially named) type that does not have its name shadowed by other names."
-  [(de_aliased type)])
-
-(documentation: /.anonymous
-  "A type without any names covering it."
-  [(anonymous type)])
-
-(with_template [<name>]
-  [(documentation: <name>
-     "A composite type, constituted by the given member types.")]
-
-  [/.variant]
-  [/.tuple]
-  )
-
-(documentation: /.function
-  "A function type, with the given inputs and output."
-  [(function inputs output)])
-
-(documentation: /.application
-  "An un-evaluated type application, with the given quantified type, and parameters."
-  [(application params quant)])
-
-(with_template [<name>]
-  [(documentation: <name>
-     "A quantified type, with the given number of parameters, and body.")]
-
-  [/.univ_q]
-  [/.ex_q]
-  )
-
-(documentation: /.quantified?
-  "Only yields #1 for universally or existentially quantified types."
-  [(quantified? type)])
-
-(documentation: /.array
-  "An array type, with the given level of nesting/depth, and the given element type."
-  [(array depth element_type)])
-
-(documentation: /.flat_array
-  "The level of nesting/depth and element type for an array type."
-  [(flat_array type)])
-
-(documentation: /.array?
-  "Is a type an array type?")
-
-(documentation: /.log!
-  "Logs to the console/terminal the type of an expression."
-  [(log! (is Foo (foo expression)))
-   "=>"
-   "Expression: (foo expression)"
-   "      Type: Foo"
-   (foo expression)])
-
-(documentation: /.as
-  (%.format "Casts a value to a specific type."
-            \n "The specified type can depend on type variables of the original type of the value."
-            \n "NOTE: Careless use of type-casts is an easy way to introduce bugs. USE WITH CAUTION.")
-  [(is (Bar Bit Nat Text)
-       (as [a b c]
-           (Foo a [b c])
-           (Bar a b c)
-           (is (Foo Bit [Nat Text])
-               (foo expression))))])
-
-(documentation: /.sharing
-  "Allows specifing the type of an expression as sharing type-variables with the type of another expression."
-  [(is (Bar Bit Nat Text)
-       (sharing [a b c]
-         (is (Foo a [b c])
-             (is (Foo Bit [Nat Text])
-                 (foo expression)))
-         (is (Bar a b c)
-             (bar expression))))])
-
-(documentation: /.by_example
-  "Constructs a type that shares type-variables with an expression of some other type."
-  [(is Type
-       (by_example [a b c]
-         (is (Foo a [b c])
-             (is (Foo Bit [Nat Text])
-                 (foo expression)))
-         (Bar a b c)))
-   "=>"
-   (.type_literal (Bar Bit Nat Text))])
-
-(documentation: /.let
-  "Local bindings for types."
-  [(let [side (Either Int Frac)]
-     (List [side side]))])
-
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            "Basic functionality for working with types."
-            [..flat_univ_q
-             ..flat_ex_q
-             ..flat_function
-             ..flat_application
-             ..flat_variant
-             ..flat_tuple
-             ..format
-             ..applied
-             ..code
-             ..de_aliased
-             ..anonymous
-             ..variant
-             ..tuple
-             ..function
-             ..application
-             ..univ_q
-             ..ex_q
-             ..quantified?
-             ..array
-             ..flat_array
-             ..array?
-             ..log!
-             ..as
-             ..sharing
-             ..by_example
-             ..let
-             ($.default /.equivalence)]
-            [/primitive.documentation
-             /check.documentation
-             /dynamic.documentation
-             /implicit.documentation
-             /poly.documentation
-             /quotient.documentation
-             /refinement.documentation
-             /resource.documentation
-             /unit.documentation
-             /variance.documentation]))
+(`` (.def .public documentation
+      (.List $.Module)
+      ($.module /._
+                "Basic functionality for working with types."
+                [($.default /.equivalence)
+
+                 (~~ (with_template [<name>]
+                       [($.documentation <name>
+                          "The number of parameters, and the body, of a quantified type.")]
+
+                       [/.flat_univ_q]
+                       [/.flat_ex_q]
+                       ))
+
+                 ($.documentation /.flat_function
+                   "The input, and the output of a function type."
+                   [(flat_function type)])
+
+                 ($.documentation /.flat_application
+                   "The quantified type, and its parameters, for a type-application."
+                   [(flat_application type)])
+
+                 (~~ (with_template [<name>]
+                       [($.documentation <name>
+                          "The members of a composite type.")]
+
+                       [/.flat_variant]
+                       [/.flat_tuple]
+                       ))
+
+                 ($.documentation /.format
+                   "A (readable) textual representable of a type."
+                   [(format type)])
+
+                 ($.documentation /.applied
+                   "To the extend possible, applies a quantified type to the given parameters."
+                   [(applied params func)])
+
+                 ($.documentation /.code
+                   (%.format "A representation of a type as code."
+                             \n "The code is such that evaluating it would yield the type value.")
+                   [(code type)])
+
+                 ($.documentation /.de_aliased
+                   "A (potentially named) type that does not have its name shadowed by other names."
+                   [(de_aliased type)])
+
+                 ($.documentation /.anonymous
+                   "A type without any names covering it."
+                   [(anonymous type)])
+
+                 (~~ (with_template [<name>]
+                       [($.documentation <name>
+                          "A composite type, constituted by the given member types.")]
+
+                       [/.variant]
+                       [/.tuple]
+                       ))
+
+                 ($.documentation /.function
+                   "A function type, with the given inputs and output."
+                   [(function inputs output)])
+
+                 ($.documentation /.application
+                   "An un-evaluated type application, with the given quantified type, and parameters."
+                   [(application params quant)])
+
+                 (~~ (with_template [<name>]
+                       [($.documentation <name>
+                          "A quantified type, with the given number of parameters, and body.")]
+
+                       [/.univ_q]
+                       [/.ex_q]
+                       ))
+
+                 ($.documentation /.quantified?
+                   "Only yields #1 for universally or existentially quantified types."
+                   [(quantified? type)])
+
+                 ($.documentation /.array
+                   "An array type, with the given level of nesting/depth, and the given element type."
+                   [(array depth element_type)])
+
+                 ($.documentation /.flat_array
+                   "The level of nesting/depth and element type for an array type."
+                   [(flat_array type)])
+
+                 ($.documentation /.array?
+                   "Is a type an array type?")
+
+                 ($.documentation /.log!
+                   "Logs to the console/terminal the type of an expression."
+                   [(log! (is Foo (foo expression)))
+                    "=>"
+                    "Expression: (foo expression)"
+                    "      Type: Foo"
+                    (foo expression)])
+
+                 ($.documentation /.as
+                   (%.format "Casts a value to a specific type."
+                             \n "The specified type can depend on type variables of the original type of the value."
+                             \n "NOTE: Careless use of type-casts is an easy way to introduce bugs. USE WITH CAUTION.")
+                   [(is (Bar Bit Nat Text)
+                        (as [a b c]
+                            (Foo a [b c])
+                            (Bar a b c)
+                            (is (Foo Bit [Nat Text])
+                                (foo expression))))])
+
+                 ($.documentation /.sharing
+                   "Allows specifing the type of an expression as sharing type-variables with the type of another expression."
+                   [(is (Bar Bit Nat Text)
+                        (sharing [a b c]
+                          (is (Foo a [b c])
+                              (is (Foo Bit [Nat Text])
+                                  (foo expression)))
+                          (is (Bar a b c)
+                              (bar expression))))])
+
+                 ($.documentation /.by_example
+                   "Constructs a type that shares type-variables with an expression of some other type."
+                   [(is Type
+                        (by_example [a b c]
+                          (is (Foo a [b c])
+                              (is (Foo Bit [Nat Text])
+                                  (foo expression)))
+                          (Bar a b c)))
+                    "=>"
+                    (.type_literal (Bar Bit Nat Text))])
+
+                 ($.documentation /.let
+                   "Local bindings for types."
+                   [(let [side (Either Int Frac)]
+                      (List [side side]))])]
+                [/primitive.documentation
+                 /check.documentation
+                 /dynamic.documentation
+                 /implicit.documentation
+                 /poly.documentation
+                 /quotient.documentation
+                 /refinement.documentation
+                 /resource.documentation
+                 /unit.documentation
+                 /variance.documentation])))
diff --git a/stdlib/source/documentation/lux/type/check.lux b/stdlib/source/documentation/lux/type/check.lux
index 959cda6a4..e5a7130cf 100644
--- a/stdlib/source/documentation/lux/type/check.lux
+++ b/stdlib/source/documentation/lux/type/check.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except and)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,84 +10,70 @@
  [\\library
   ["[0]" /]])
 
-(documentation: /.Var
-  "The ID for a type-variable in a type-checking context.")
+(.def .public documentation
+  (.List $.Module)
+  ($.module /._
+            "Type-checking functionality."
+            [($.default /.unknown_type_var)
+             ($.default /.unbound_type_var)
+             ($.default /.invalid_type_application)
+             ($.default /.cannot_rebind_var)
+             ($.default /.type_check_failed)
+             ($.default /.functor)
+             ($.default /.apply)
+             ($.default /.monad)
+             ($.default /.bound?)
+             ($.default /.peek)
+             ($.default /.read)
 
-(documentation: (/.Check it)
-  "A type-checking computation which may fail or yield a value.")
+             ($.documentation /.Var
+               "The ID for a type-variable in a type-checking context.")
 
-(documentation: /.result
-  ""
-  [(result context proc)])
+             ($.documentation (/.Check it)
+               "A type-checking computation which may fail or yield a value.")
 
-(documentation: /.failure
-  ""
-  [(failure message)])
+             ($.documentation /.result
+               ""
+               [(result context proc)])
 
-(documentation: /.assertion
-  ""
-  [(assertion message test)])
+             ($.documentation /.failure
+               ""
+               [(failure message)])
 
-(documentation: /.except
-  ""
-  [(except exception message)])
+             ($.documentation /.assertion
+               ""
+               [(assertion message test)])
 
-(documentation: /.existential
-  "A brand-new existential type.")
+             ($.documentation /.except
+               ""
+               [(except exception message)])
 
-(documentation: /.bind
-  (format "Attemmpts to buy a type-variable."
-          \n "Fails if the variable has been bound already.")
-  [(bind type id)])
+             ($.documentation /.existential
+               "A brand-new existential type.")
 
-(documentation: /.var
-  "A brand-new (unbound) type-variable.")
+             ($.documentation /.bind
+               (format "Attemmpts to buy a type-variable."
+                       \n "Fails if the variable has been bound already.")
+               [(bind type id)])
 
-(documentation: /.fresh_context
-  "An empty/un-used type-checking context.")
+             ($.documentation /.var
+               "A brand-new (unbound) type-variable.")
 
-(documentation: /.check
-  "Type-check to ensure that the 'expected' type subsumes the 'actual' type."
-  [(check expected actual)])
+             ($.documentation /.fresh_context
+               "An empty/un-used type-checking context.")
 
-(documentation: /.subsumes?
-  "A simple type-checking function that just returns a yes/no answer."
-  [(subsumes? expected actual)])
+             ($.documentation /.check
+               "Type-check to ensure that the 'expected' type subsumes the 'actual' type."
+               [(check expected actual)])
 
-(documentation: /.context
-  "The current state of the type-checking context.")
+             ($.documentation /.subsumes?
+               "A simple type-checking function that just returns a yes/no answer."
+               [(subsumes? expected actual)])
 
-(documentation: /.clean
-  "Resolves every bound type-variable to yield a new type that is as resolved as possible."
-  [(clean inputT)])
+             ($.documentation /.context
+               "The current state of the type-checking context.")
 
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            "Type-checking functionality."
-            [..Var
-             ..Check
-             ..result
-             ..failure
-             ..assertion
-             ..except
-             ..existential
-             ..bind
-             ..var
-             ..fresh_context
-             ..check
-             ..subsumes?
-             ..context
-             ..clean
-             ($.default /.unknown_type_var)
-             ($.default /.unbound_type_var)
-             ($.default /.invalid_type_application)
-             ($.default /.cannot_rebind_var)
-             ($.default /.type_check_failed)
-             ($.default /.functor)
-             ($.default /.apply)
-             ($.default /.monad)
-             ($.default /.bound?)
-             ($.default /.peek)
-             ($.default /.read)]
+             ($.documentation /.clean
+               "Resolves every bound type-variable to yield a new type that is as resolved as possible."
+               [(clean inputT)])]
             []))
diff --git a/stdlib/source/documentation/lux/type/dynamic.lux b/stdlib/source/documentation/lux/type/dynamic.lux
index d6930a245..861d7143f 100644
--- a/stdlib/source/documentation/lux/type/dynamic.lux
+++ b/stdlib/source/documentation/lux/type/dynamic.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except static)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,26 +10,23 @@
  [\\library
   ["[0]" /]])
 
-(documentation: /.Dynamic
-  "A value coupled with its type, so it can be checked later.")
-
-(documentation: /.dynamic
-  ""
-  [(is Dynamic
-       (dynamic 123))])
-
-(documentation: /.static
-  ""
-  [(is (try.Try Nat)
-       (static Nat (dynamic 123)))])
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..Dynamic
-             ..dynamic
-             ..static
-             ($.default /.wrong_type)
-             ($.default /.format)]
+            [($.default /.wrong_type)
+             ($.default /.format)
+
+             ($.documentation /.Dynamic
+               "A value coupled with its type, so it can be checked later.")
+
+             ($.documentation /.dynamic
+               ""
+               [(is Dynamic
+                    (dynamic 123))])
+
+             ($.documentation /.static
+               ""
+               [(is (try.Try Nat)
+                    (static Nat (dynamic 123)))])]
             []))
diff --git a/stdlib/source/documentation/lux/type/implicit.lux b/stdlib/source/documentation/lux/type/implicit.lux
index 713ad788c..9490d4aee 100644
--- a/stdlib/source/documentation/lux/type/implicit.lux
+++ b/stdlib/source/documentation/lux/type/implicit.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except and)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,48 +10,44 @@
  [\\library
   ["[0]" /]])
 
-(documentation: /.a/an
-  (format "Automatic implementation selection (for type-class style polymorphism)."
-          \n "This feature layers type-class style polymorphism on top of Lux's signatures and implementations."
-          \n "When calling a polymorphic function, or using a polymorphic constant,"
-          \n "this macro will check the types of the arguments, and the expected type for the whole expression"
-          \n "and it will search in the local scope, the module's scope and the imports' scope"
-          \n "in order to find suitable implementations to satisfy those requirements."
-          \n "If a single alternative is found, that one will be used automatically."
-          \n "If no alternative is found, or if more than one alternative is found (ambiguity)"
-          \n "a compile-time error will be raised, to alert the user."
-          \n \n "Caveat emptor: You need to make sure to import the module of any implementation you want to use."
-          \n "Otherwise, this macro will not find it.")
-  ["Nat equivalence"
-   (at number.equivalence = x y)
-   (a/an = x y)]
-  ["Can optionally add the prefix of the module where the signature was defined."
-   (a/an equivalence.= x y)]
-  ["(List Nat) equivalence"
-   (a/an =
-         (list.indices 10)
-         (list.indices 10))]
-  ["(Functor List) each"
-   (a/an each ++ (list.indices 10))])
-
-(documentation: /.with
-  "Establish lexical bindings for implementations that will be prioritized over non-lexically-bound implementations."
-  [(with [n.addition]
-     (n.= (at n.addition composite left right)
-          (a/an composite left right)))])
-
-(documentation: /.implicitly
-  "Establish local definitions for implementations that will be prioritized over foreign definitions."
-  [(implicitly n.multiplication)
-   
-   (n.= (at n.multiplication composite left right)
-        (a/an composite left right))])
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..a/an
-             ..with
-             ..implicitly]
+            [($.documentation /.a/an
+               (format "Automatic implementation selection (for type-class style polymorphism)."
+                       \n "This feature layers type-class style polymorphism on top of Lux's signatures and implementations."
+                       \n "When calling a polymorphic function, or using a polymorphic constant,"
+                       \n "this macro will check the types of the arguments, and the expected type for the whole expression"
+                       \n "and it will search in the local scope, the module's scope and the imports' scope"
+                       \n "in order to find suitable implementations to satisfy those requirements."
+                       \n "If a single alternative is found, that one will be used automatically."
+                       \n "If no alternative is found, or if more than one alternative is found (ambiguity)"
+                       \n "a compile-time error will be raised, to alert the user."
+                       \n \n "Caveat emptor: You need to make sure to import the module of any implementation you want to use."
+                       \n "Otherwise, this macro will not find it.")
+               ["Nat equivalence"
+                (at number.equivalence = x y)
+                (a/an = x y)]
+               ["Can optionally add the prefix of the module where the signature was defined."
+                (a/an equivalence.= x y)]
+               ["(List Nat) equivalence"
+                (a/an =
+                      (list.indices 10)
+                      (list.indices 10))]
+               ["(Functor List) each"
+                (a/an each ++ (list.indices 10))])
+
+             ($.documentation /.with
+               "Establish lexical bindings for implementations that will be prioritized over non-lexically-bound implementations."
+               [(with [n.addition]
+                  (n.= (at n.addition composite left right)
+                       (a/an composite left right)))])
+
+             ($.documentation /.implicitly
+               "Establish local definitions for implementations that will be prioritized over foreign definitions."
+               [(implicitly n.multiplication)
+                
+                (n.= (at n.multiplication composite left right)
+                     (a/an composite left right))])]
             []))
diff --git a/stdlib/source/documentation/lux/type/poly.lux b/stdlib/source/documentation/lux/type/poly.lux
index 31159c6a5..979ae2899 100644
--- a/stdlib/source/documentation/lux/type/poly.lux
+++ b/stdlib/source/documentation/lux/type/poly.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except and)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [abstract
     [\\specification
      ["$[0]" equivalence]
@@ -14,14 +14,13 @@
  [\\library
   ["[0]" /]])
 
-(documentation: /.code
-  ""
-  [(code env type)])
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..code
-             ($.default /.polytypic)]
+            [($.default /.polytypic)
+
+             ($.documentation /.code
+               ""
+               [(code env type)])]
             []))
diff --git a/stdlib/source/documentation/lux/type/primitive.lux b/stdlib/source/documentation/lux/type/primitive.lux
index 252891761..f91104900 100644
--- a/stdlib/source/documentation/lux/type/primitive.lux
+++ b/stdlib/source/documentation/lux/type/primitive.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,120 +10,113 @@
  [\\library
   ["[0]" /]])
 
-(documentation: /.Frame
-  "Meta-data about an abstract/nominal type in a stack of them.")
-
-(documentation: /.current
-  "The currently-being-defined abstract/nominal type.")
-
-(documentation: /.specific
-  "A specific abstract/nominal type still being defined somewhere in the scope."
-  [(specific name)])
-
-(with_template [<name> <from> <$> <to>]
-  [(documentation: <name>
-     "Type-casting macro for abstract/nominal types."
-     [(|> value
-          (is <from>)
-          <$>
-          (is <to>))])]
-
-  [/.abstraction Representation abstraction Abstraction]
-  [/.representation Abstraction representation Representation]
-  )
-
-(documentation: /.primitive
-  (format "Define abstract/nominal types which hide their representation details."
-          \n "You can convert between the abstraction and its representation selectively to access the value, while hiding it from others.")
-  [(primitive String
-     Text
-
-     (def (string value)
-       (-> Text String)
-       (abstraction value))
-
-     (def (text value)
-       (-> String Text)
-       (representation value)))]
-  ["Type-parameters are optional."
-   (primitive (Duplicate a)
-     [a a]
-
-     (def (duplicate value)
-       (All (_ a) (-> a (Duplicate a)))
-       (abstraction [value value])))]
-  ["Definitions can be nested."
-   (primitive (Single a)
-     a
-
-     (def (single value)
-       (All (_ a) (-> a (Single a)))
-       (abstraction value))
-
-     (primitive (Double a)
-       [a a]
-
-       (def (double value)
-         (All (_ a) (-> a (Double a)))
-         (abstraction [value value]))
-
-       (def (single' value)
-         (All (_ a) (-> a (Single a)))
-         (abstraction Single [value value]))
-
-       (let [value 0123]
-         (same? value
-                (|> value
-                    single'
-                    (representation Single)
-                    double
-                    representation)))))]
-  ["Type-parameters do not necessarily have to be used in the representation type."
-   "If they are not used, they become phantom types and can be used to customize types without changing the representation."
-   (primitive (JavaScript a)
-     Text
-
-     (primitive Expression Any)
-     (primitive Statement Any)
-
-     (def (+ x y)
-       (-> (JavaScript Expression) (JavaScript Expression) (JavaScript Expression))
-       (abstraction
-        (format "(" (representation x) "+" (representation y) ")")))
-
-     (def (while test body)
-       (-> (JavaScript Expression) (JavaScript Statement) (JavaScript Statement))
-       (abstraction
-        (format "while(" (representation test) ") {"
-                (representation body)
-                "}"))))])
-
-(documentation: /.transmutation
-  "Transmutes an abstract/nominal type's phantom types."
-  [(primitive (JavaScript a)
-     Text
-
-     (primitive Expression Any)
-     (primitive Statement Any)
-
-     (def (statement expression)
-       (-> (JavaScript Expression) (JavaScript Statement))
-       (transmutation expression))
-
-     (def (statement' expression)
-       (-> (JavaScript Expression) (JavaScript Statement))
-       (transmutation JavaScript expression)))])
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..Frame
-             ..current
-             ..specific
-             ..abstraction
-             ..representation
-             ..primitive
-             ..transmutation
-             ($.default /.no_active_frames)]
+            [($.default /.no_active_frames)
+
+             ($.documentation /.Frame
+               "Meta-data about an abstract/nominal type in a stack of them.")
+
+             ($.documentation /.current
+               "The currently-being-defined abstract/nominal type.")
+
+             ($.documentation /.specific
+               "A specific abstract/nominal type still being defined somewhere in the scope."
+               [(specific name)])
+
+             (~~ (with_template [<name> <from> <$> <to>]
+                   [($.documentation <name>
+                      "Type-casting macro for abstract/nominal types."
+                      [(|> value
+                           (is <from>)
+                           <$>
+                           (is <to>))])]
+
+                   [/.abstraction Representation abstraction Abstraction]
+                   [/.representation Abstraction representation Representation]
+                   ))
+
+             ($.documentation /.primitive
+               (format "Define abstract/nominal types which hide their representation details."
+                       \n "You can convert between the abstraction and its representation selectively to access the value, while hiding it from others.")
+               [(primitive String
+                  Text
+
+                  (def (string value)
+                    (-> Text String)
+                    (abstraction value))
+
+                  (def (text value)
+                    (-> String Text)
+                    (representation value)))]
+               ["Type-parameters are optional."
+                (primitive (Duplicate a)
+                  [a a]
+
+                  (def (duplicate value)
+                    (All (_ a) (-> a (Duplicate a)))
+                    (abstraction [value value])))]
+               ["Definitions can be nested."
+                (primitive (Single a)
+                  a
+
+                  (def (single value)
+                    (All (_ a) (-> a (Single a)))
+                    (abstraction value))
+
+                  (primitive (Double a)
+                    [a a]
+
+                    (def (double value)
+                      (All (_ a) (-> a (Double a)))
+                      (abstraction [value value]))
+
+                    (def (single' value)
+                      (All (_ a) (-> a (Single a)))
+                      (abstraction Single [value value]))
+
+                    (let [value 0123]
+                      (same? value
+                             (|> value
+                                 single'
+                                 (representation Single)
+                                 double
+                                 representation)))))]
+               ["Type-parameters do not necessarily have to be used in the representation type."
+                "If they are not used, they become phantom types and can be used to customize types without changing the representation."
+                (primitive (JavaScript a)
+                  Text
+
+                  (primitive Expression Any)
+                  (primitive Statement Any)
+
+                  (def (+ x y)
+                    (-> (JavaScript Expression) (JavaScript Expression) (JavaScript Expression))
+                    (abstraction
+                     (format "(" (representation x) "+" (representation y) ")")))
+
+                  (def (while test body)
+                    (-> (JavaScript Expression) (JavaScript Statement) (JavaScript Statement))
+                    (abstraction
+                     (format "while(" (representation test) ") {"
+                             (representation body)
+                             "}"))))])
+
+             ($.documentation /.transmutation
+               "Transmutes an abstract/nominal type's phantom types."
+               [(primitive (JavaScript a)
+                  Text
+
+                  (primitive Expression Any)
+                  (primitive Statement Any)
+
+                  (def (statement expression)
+                    (-> (JavaScript Expression) (JavaScript Statement))
+                    (transmutation expression))
+
+                  (def (statement' expression)
+                    (-> (JavaScript Expression) (JavaScript Statement))
+                    (transmutation JavaScript expression)))])]
             []))
diff --git a/stdlib/source/documentation/lux/type/quotient.lux b/stdlib/source/documentation/lux/type/quotient.lux
index c0185b109..1451674e6 100644
--- a/stdlib/source/documentation/lux/type/quotient.lux
+++ b/stdlib/source/documentation/lux/type/quotient.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,40 +10,36 @@
  [\\library
   ["[0]" /]])
 
-(documentation: (/.Class value label)
-  "The class knows how to classify/label values that are meant to be equivalent to one another.")
-
-(documentation: (/.Quotient value label)
-  (format "A quotient value has been labeled with a class."
-          \n "All equivalent values will belong to the same class."
-          \n "This means all equivalent values possess the same label."))
-
-(documentation: /.quotient
-  ""
-  [(quotient class value)])
-
-(documentation: /.type
-  "The Quotient type associated with a Class type."
-  [(def even
-     (class even?))
-
-   (def Even
-     Type
-     (type even))
-
-   (is Even
-       (quotient even 123))])
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..Class
-             ..Quotient
-             ..quotient
-             ..type
-             ($.default /.class)
+            [($.default /.class)
              ($.default /.value)
              ($.default /.label)
-             ($.default /.equivalence)]
+             ($.default /.equivalence)
+
+             ($.documentation (/.Class value label)
+               "The class knows how to classify/label values that are meant to be equivalent to one another.")
+
+             ($.documentation (/.Quotient value label)
+               (format "A quotient value has been labeled with a class."
+                       \n "All equivalent values will belong to the same class."
+                       \n "This means all equivalent values possess the same label."))
+
+             ($.documentation /.quotient
+               ""
+               [(quotient class value)])
+
+             ($.documentation /.type
+               "The Quotient type associated with a Class type."
+               [(def even
+                  (class even?))
+
+                (def Even
+                  Type
+                  (type even))
+
+                (is Even
+                    (quotient even 123))])]
             []))
diff --git a/stdlib/source/documentation/lux/type/refinement.lux b/stdlib/source/documentation/lux/type/refinement.lux
index 083dd523e..304b4b266 100644
--- a/stdlib/source/documentation/lux/type/refinement.lux
+++ b/stdlib/source/documentation/lux/type/refinement.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,52 +10,45 @@
  [\\library
   ["[0]" /]])
 
-(documentation: (/.Refined it)
-  "A refined version of another type, using a predicate to select valid instances.")
+(.def .public documentation
+  (.List $.Module)
+  ($.module /._
+            ""
+            [($.default /.value)
+             ($.default /.predicate)
 
-(documentation: (/.Refiner it)
-  "A selection mechanism for refined instances of a type.")
+             ($.documentation (/.Refined it)
+               "A refined version of another type, using a predicate to select valid instances.")
 
-(documentation: /.refiner
-  ""
-  [(refiner predicate)])
+             ($.documentation (/.Refiner it)
+               "A selection mechanism for refined instances of a type.")
 
-(documentation: /.lifted
-  (format "Yields a function that can work on refined values."
-          \n "Respects the constraints of the refinement.")
-  [(lifted transform)])
+             ($.documentation /.refiner
+               ""
+               [(refiner predicate)])
 
-(documentation: /.only
-  ""
-  [(only refiner values)])
+             ($.documentation /.lifted
+               (format "Yields a function that can work on refined values."
+                       \n "Respects the constraints of the refinement.")
+               [(lifted transform)])
 
-(documentation: /.partition
-  "Separates refined values from the un-refined ones."
-  [(partition refiner values)])
+             ($.documentation /.only
+               ""
+               [(only refiner values)])
 
-(documentation: /.type
-  "The Refined type associated with a Refiner type."
-  [(def even
-     (refiner even?))
+             ($.documentation /.partition
+               "Separates refined values from the un-refined ones."
+               [(partition refiner values)])
 
-   (def Even
-     Type
-     (type even))
+             ($.documentation /.type
+               "The Refined type associated with a Refiner type."
+               [(def even
+                  (refiner even?))
 
-   (is (Maybe Even)
-       (even 123))])
+                (def Even
+                  Type
+                  (type even))
 
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            ""
-            [..Refined
-             ..Refiner
-             ..refiner
-             ..lifted
-             ..only
-             ..partition
-             ..type
-             ($.default /.value)
-             ($.default /.predicate)]
+                (is (Maybe Even)
+                    (even 123))])]
             []))
diff --git a/stdlib/source/documentation/lux/type/resource.lux b/stdlib/source/documentation/lux/type/resource.lux
index e6f964b9b..d5615d0dc 100644
--- a/stdlib/source/documentation/lux/type/resource.lux
+++ b/stdlib/source/documentation/lux/type/resource.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except and)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,105 +10,89 @@
  [\\library
   ["[0]" /]])
 
-(documentation: (/.Procedure monad input output value)
-  (format "A computation that takes a sequence of resource access rights as inputs and yields a different sequence as outputs."
-          \n "A procedure yields a result value."
-          \n "A procedure can make use of monadic effects."))
-
-(documentation: (/.Linear monad value)
-  (format "A procedure that is constant with regards to resource access rights."
-          \n "This means no additional resources will be available after the computation is over."
-          \n "This also means no previously available resources will have been consumed."))
-
-(documentation: (/.Affine monad permissions value)
-  "A procedure which expands the number of available resources.")
-
-(documentation: (/.Relevant monad permissions value)
-  "A procedure which reduces the number of available resources.")
-
-(documentation: /.run!
-  ""
-  [(run! monad procedure)])
-
-(documentation: /.lifted
-  ""
-  [(lifted monad procedure)])
-
-(documentation: /.Ordered
-  "The mode of keys which CANNOT be swapped, and for whom order of release/consumption matters.")
-
-(documentation: /.Commutative
-  "The mode of keys which CAN be swapped, and for whom order of release/consumption DOES NOT matters.")
-
-(documentation: (/.Key mode key)
-  (format "The access right for a resource."
-          \n "Without the key for a resource existing somewhere among the available ambient rights, one cannot use a resource."))
-
-(documentation: (/.Res key value)
-  (format "A resource locked by a key."
-          \n "The 'key' represents the right to access/consume a resource."))
-
-(with_template [<name>]
-  [(documentation: <name>
-     "Makes a value into a resource and adds the key/access-right to it to the ambient keyring for future use.")]
-
-  [/.ordered]
-  [/.commutative]
-  )
-
-(documentation: /.read
-  "Access the value of a resource, so long as its key is available."
-  [(read monad resource)])
-
-(documentation: /.exchange
-  (format "A function that can exchange the keys for resource, so long as they are commutative."
-          \n "This keys will be placed at the front of the keyring in the order they are specified."
-          \n "The specific keys must be specified based of their index into the current keyring.")
-  [(do (monad !)
-     [res|left (commutative ! pre)
-      res|right (commutative ! post)
-      _ ((exchange [1 0]) !)
-      left (read ! res|left)
-      right (read ! res|right)]
-     (in (format left right)))])
-
-(with_template [<name>]
-  [(documentation: <name>
-     "Group/un-group keys in the keyring into/out-of tuples."
-     [(do (monad !)
-        [res|left (commutative ! pre)
-         res|right (commutative ! post)
-         _ ((group 2) !)
-         _ ((un_group 2) !)
-         right (read ! res|right)
-         left (read ! res|left)]
-        (in (format left right)))])]
-
-  [/.group]
-  [/.un_group]
-  )
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..Procedure
-             ..Linear
-             ..Affine
-             ..Relevant
-             ..run!
-             ..lifted
-             ..Ordered
-             ..Commutative
-             ..Key
-             ..Res
-             ..ordered
-             ..commutative
-             ..read
-             ..exchange
-             ..group
-             ..un_group
-             ($.default /.monad)
+            [($.default /.monad)
              ($.default /.index_cannot_be_repeated)
-             ($.default /.amount_cannot_be_zero)]
+             ($.default /.amount_cannot_be_zero)
+
+             ($.documentation (/.Procedure monad input output value)
+               (format "A computation that takes a sequence of resource access rights as inputs and yields a different sequence as outputs."
+                       \n "A procedure yields a result value."
+                       \n "A procedure can make use of monadic effects."))
+
+             ($.documentation (/.Linear monad value)
+               (format "A procedure that is constant with regards to resource access rights."
+                       \n "This means no additional resources will be available after the computation is over."
+                       \n "This also means no previously available resources will have been consumed."))
+
+             ($.documentation (/.Affine monad permissions value)
+               "A procedure which expands the number of available resources.")
+
+             ($.documentation (/.Relevant monad permissions value)
+               "A procedure which reduces the number of available resources.")
+
+             ($.documentation /.run!
+               ""
+               [(run! monad procedure)])
+
+             ($.documentation /.lifted
+               ""
+               [(lifted monad procedure)])
+
+             ($.documentation /.Ordered
+               "The mode of keys which CANNOT be swapped, and for whom order of release/consumption matters.")
+
+             ($.documentation /.Commutative
+               "The mode of keys which CAN be swapped, and for whom order of release/consumption DOES NOT matters.")
+
+             ($.documentation (/.Key mode key)
+               (format "The access right for a resource."
+                       \n "Without the key for a resource existing somewhere among the available ambient rights, one cannot use a resource."))
+
+             ($.documentation (/.Res key value)
+               (format "A resource locked by a key."
+                       \n "The 'key' represents the right to access/consume a resource."))
+
+             (~~ (with_template [<name>]
+                   [($.documentation <name>
+                      "Makes a value into a resource and adds the key/access-right to it to the ambient keyring for future use.")]
+
+                   [/.ordered]
+                   [/.commutative]
+                   ))
+
+             ($.documentation /.read
+               "Access the value of a resource, so long as its key is available."
+               [(read monad resource)])
+
+             ($.documentation /.exchange
+               (format "A function that can exchange the keys for resource, so long as they are commutative."
+                       \n "This keys will be placed at the front of the keyring in the order they are specified."
+                       \n "The specific keys must be specified based of their index into the current keyring.")
+               [(do (monad !)
+                  [res|left (commutative ! pre)
+                   res|right (commutative ! post)
+                   _ ((exchange [1 0]) !)
+                   left (read ! res|left)
+                   right (read ! res|right)]
+                  (in (format left right)))])
+
+             (~~ (with_template [<name>]
+                   [($.documentation <name>
+                      "Group/un-group keys in the keyring into/out-of tuples."
+                      [(do (monad !)
+                         [res|left (commutative ! pre)
+                          res|right (commutative ! post)
+                          _ ((group 2) !)
+                          _ ((un_group 2) !)
+                          right (read ! res|right)
+                          left (read ! res|left)]
+                         (in (format left right)))])]
+
+                   [/.group]
+                   [/.un_group]
+                   ))]
             []))
diff --git a/stdlib/source/documentation/lux/type/unit.lux b/stdlib/source/documentation/lux/type/unit.lux
index edfd3340b..204154496 100644
--- a/stdlib/source/documentation/lux/type/unit.lux
+++ b/stdlib/source/documentation/lux/type/unit.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except and)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -13,78 +13,11 @@
  [\\library
   ["[0]" /]])
 
-(documentation: (/.Qty unit)
-  "A quantity with an associated unit of measurement.")
-
-(documentation: (/.Unit unit)
-  "A unit of measurement, to qualify numbers with.")
-
-(documentation: (/.Scale scale)
-  "A scale of magnitude.")
-
-(documentation: /.Pure
-  "A pure, unit-less quantity.")
-
-(documentation: /.unit
-  (format "Define a unit of measurement."
-          \n "Both the name of the type, and the name of the Unit implementation must be specified.")
-  [(def feet (unit []))])
-
-(documentation: /.scale
-  "Define a scale of magnitude."
-  [(def bajillion (scale [1 1,234,567,890]))])
-
-(documentation: /.re_scaled
-  ""
-  [(re_scaled from to quantity)])
-
-(with_template [<type> <scale>]
-  [(`` (documentation: <scale>
-         (let [numerator (the [/.ratio ratio.#numerator] <scale>)
-               denominator (the [/.ratio ratio.#denominator] <scale>)]
-           (format "The '" (~~ (template.text [<scale>])) "' scale, from " (%.nat numerator) " to " (%.nat denominator) "."))))]
-
-  [/.Kilo /.kilo]
-  [/.Mega /.mega]
-  [/.Giga /.giga]
-
-  [/.Milli /.milli]
-  [/.Micro /.micro]
-  [/.Nano /.nano]
-  )
-
-(with_template [<unit>]
-  [(`` (documentation: <unit>
-         (format "The '" (~~ (template.text [<unit>])) "' unit of meaurement.")))]
-
-  [/.gram]
-  [/.meter]
-  [/.litre]
-  [/.second]
-  )
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..Qty
-             ..Unit
-             ..Scale
-             ..Pure
-             ..unit
-             ..scale
-             ..re_scaled
-             ..kilo
-             ..mega
-             ..giga
-             ..milli
-             ..micro
-             ..nano
-             ..gram
-             ..meter
-             ..litre
-             ..second
-             ($.default /.Gram)
+            [($.default /.Gram)
              ($.default /.Meter)
              ($.default /.Litre)
              ($.default /.Second)
@@ -102,5 +35,55 @@
              ($.default /.+)
              ($.default /.-)
              ($.default /.*)
-             ($.default /./)]
+             ($.default /./)
+
+             ($.documentation (/.Qty unit)
+               "A quantity with an associated unit of measurement.")
+
+             ($.documentation (/.Unit unit)
+               "A unit of measurement, to qualify numbers with.")
+
+             ($.documentation (/.Scale scale)
+               "A scale of magnitude.")
+
+             ($.documentation /.Pure
+               "A pure, unit-less quantity.")
+
+             ($.documentation /.unit
+               (format "Define a unit of measurement."
+                       \n "Both the name of the type, and the name of the Unit implementation must be specified.")
+               [(def feet (unit []))])
+
+             ($.documentation /.scale
+               "Define a scale of magnitude."
+               [(def bajillion (scale [1 1,234,567,890]))])
+
+             ($.documentation /.re_scaled
+               ""
+               [(re_scaled from to quantity)])
+
+             (~~ (with_template [<type> <scale>]
+                   [(`` ($.documentation <scale>
+                          (let [numerator (the [/.ratio ratio.#numerator] <scale>)
+                                denominator (the [/.ratio ratio.#denominator] <scale>)]
+                            (format "The '" (~~ (template.text [<scale>])) "' scale, from " (%.nat numerator) " to " (%.nat denominator) "."))))]
+
+                   [/.Kilo /.kilo]
+                   [/.Mega /.mega]
+                   [/.Giga /.giga]
+
+                   [/.Milli /.milli]
+                   [/.Micro /.micro]
+                   [/.Nano /.nano]
+                   ))
+
+             (~~ (with_template [<unit>]
+                   [(`` ($.documentation <unit>
+                          (format "The '" (~~ (template.text [<unit>])) "' unit of meaurement.")))]
+
+                   [/.gram]
+                   [/.meter]
+                   [/.litre]
+                   [/.second]
+                   ))]
             []))
diff --git a/stdlib/source/documentation/lux/type/variance.lux b/stdlib/source/documentation/lux/type/variance.lux
index d4a1052d3..e3b377fea 100644
--- a/stdlib/source/documentation/lux/type/variance.lux
+++ b/stdlib/source/documentation/lux/type/variance.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except and)
-   ["$" documentation (.only documentation:)]
+   ["$" documentation]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
@@ -10,20 +10,16 @@
  [\\library
   ["[0]" /]])
 
-(documentation: (/.Co it)
-  "A constraint for covariant types.")
-
-(documentation: (/.Contra it)
-  "A constraint for contravariant types.")
-
-(documentation: (/.In it)
-  "A constraint for invariant types.")
-
 (.def .public documentation
   (.List $.Module)
   ($.module /._
             ""
-            [..Co
-             ..Contra
-             ..In]
+            [($.documentation (/.Co it)
+               "A constraint for covariant types.")
+
+             ($.documentation (/.Contra it)
+               "A constraint for contravariant types.")
+
+             ($.documentation (/.In it)
+               "A constraint for invariant types.")]
             []))
diff --git a/stdlib/source/library/lux/control/function/mixin.lux b/stdlib/source/library/lux/control/function/mixin.lux
index 113d17fa9..36610827b 100644
--- a/stdlib/source/library/lux/control/function/mixin.lux
+++ b/stdlib/source/library/lux/control/function/mixin.lux
@@ -6,8 +6,10 @@
   [lux (.except)
    [abstract
     [monoid (.only Monoid)]
-    [predicate (.only Predicate)]
-    [monad (.only Monad do)]]]])
+    [monad (.only Monad do)]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]]])
 
 (type .public (Mixin i o)
   (-> (-> i o) (-> i o) (-> i o)))
diff --git a/stdlib/source/library/lux/abstract/predicate.lux b/stdlib/source/library/lux/control/function/predicate.lux
index 1fa3a3dc4..131a6520f 100644
--- a/stdlib/source/library/lux/abstract/predicate.lux
+++ b/stdlib/source/library/lux/control/function/predicate.lux
@@ -1,12 +1,11 @@
 (.require
  [library
   [lux (.except all or and)
-   [control
-    ["[0]" function]]]]
- [//
-  [monoid (.only Monoid)]
-  [functor
-   ["[0]" contravariant]]])
+   [abstract
+    [monoid (.only Monoid)]
+    [functor
+     ["[0]" contravariant]]]]]
+ ["[0]" //])
 
 (type .public (Predicate a)
   (-> a Bit))
@@ -14,7 +13,7 @@
 (with_template [<identity_name> <identity_value> <composition_name> <composition>]
   [(def .public <identity_name>
      Predicate
-     (function.constant <identity_value>))
+     (//.constant <identity_value>))
 
    (def .public (<composition_name> left right)
      (All (_ a) (-> (Predicate a) (Predicate a) (Predicate a)))
diff --git a/stdlib/source/library/lux/data/collection/array.lux b/stdlib/source/library/lux/data/collection/array.lux
index 54206f22a..06704ae38 100644
--- a/stdlib/source/library/lux/data/collection/array.lux
+++ b/stdlib/source/library/lux/data/collection/array.lux
@@ -5,8 +5,10 @@
     [monoid (.only Monoid)]
     [functor (.only Functor)]
     [equivalence (.only Equivalence)]
-    [mix (.only Mix)]
-    [predicate (.only Predicate)]]
+    [mix (.only Mix)]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [collection
      ["[0]" list]]]
diff --git a/stdlib/source/library/lux/data/collection/list.lux b/stdlib/source/library/lux/data/collection/list.lux
index 55363092b..478a3d6aa 100644
--- a/stdlib/source/library/lux/data/collection/list.lux
+++ b/stdlib/source/library/lux/data/collection/list.lux
@@ -8,10 +8,12 @@
     [equivalence (.only Equivalence)]
     [hash (.only Hash)]
     [mix (.only Mix)]
-    [predicate (.only Predicate)]
     ["[0]" functor (.only Functor)]
     ["[0]" monad (.only Monad do)]
     ["[0]" enum]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" bit]
     ["[0]" product]]
diff --git a/stdlib/source/library/lux/data/collection/sequence.lux b/stdlib/source/library/lux/data/collection/sequence.lux
index 3d5dfd300..1f5186289 100644
--- a/stdlib/source/library/lux/data/collection/sequence.lux
+++ b/stdlib/source/library/lux/data/collection/sequence.lux
@@ -11,13 +11,14 @@
     [monad (.only Monad do)]
     [equivalence (.only Equivalence)]
     [monoid (.only Monoid)]
-    [mix (.only Mix)]
-    [predicate (.only Predicate)]]
+    [mix (.only Mix)]]
    [control
     ["<>" parser]
     ["[0]" maybe (.use "[1]#[0]" functor)]
     ["[0]" try (.only Try)]
-    ["[0]" exception (.only exception)]]
+    ["[0]" exception (.only exception)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" product]
     [collection
diff --git a/stdlib/source/library/lux/data/collection/set.lux b/stdlib/source/library/lux/data/collection/set.lux
index f78afec97..049acac93 100644
--- a/stdlib/source/library/lux/data/collection/set.lux
+++ b/stdlib/source/library/lux/data/collection/set.lux
@@ -4,8 +4,10 @@
    [abstract
     [equivalence (.only Equivalence)]
     [hash (.only Hash)]
-    [predicate (.only Predicate)]
     [monoid (.only Monoid)]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [collection
      ["[0]" list (.use "[1]#[0]" mix)]]]
diff --git a/stdlib/source/library/lux/data/collection/tree/finger.lux b/stdlib/source/library/lux/data/collection/tree/finger.lux
index 7d981c667..72ef03d8e 100644
--- a/stdlib/source/library/lux/data/collection/tree/finger.lux
+++ b/stdlib/source/library/lux/data/collection/tree/finger.lux
@@ -2,8 +2,10 @@
  [library
   [lux (.except)
    [abstract
-    [predicate (.only Predicate)]
     ["[0]" monoid (.only Monoid)]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [collection
      ["[0]" list (.use "[1]#[0]" monoid)]]]
diff --git a/stdlib/source/library/lux/data/format/json.lux b/stdlib/source/library/lux/data/format/json.lux
index 3f14a9599..2bb8638fb 100644
--- a/stdlib/source/library/lux/data/format/json.lux
+++ b/stdlib/source/library/lux/data/format/json.lux
@@ -5,13 +5,14 @@
    [abstract
     [equivalence (.only Equivalence)]
     [codec (.only Codec)]
-    [predicate (.only Predicate)]
     ["[0]" monad (.only do)]]
    [control
     ["<>" parser (.use "[1]#[0]" monad)]
     ["[0]" pipe]
     ["[0]" maybe]
-    ["[0]" try (.only Try)]]
+    ["[0]" try (.only Try)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" bit]
     ["[0]" product]
diff --git a/stdlib/source/library/lux/ffi.jvm.lux b/stdlib/source/library/lux/ffi.jvm.lux
index 12cbdc539..a31b1df99 100644
--- a/stdlib/source/library/lux/ffi.jvm.lux
+++ b/stdlib/source/library/lux/ffi.jvm.lux
@@ -412,97 +412,10 @@
   (-> (Type Declaration) Code)
   (|>> ..signature code.text))
 
-(def (replaced f input)
-  (-> (-> Code Code) Code Code)
-  (case (f input)
-    (^.with_template [<tag>]
-      [[meta {<tag> parts}]
-       [meta {<tag> (list#each (replaced f) parts)}]])
-    ([.#Form]
-     [.#Variant]
-     [.#Tuple])
-    
-    ast'
-    ast'))
-
-(def (parser->replacer p ast)
-  (-> (Parser Code) (-> Code Code))
-  (case (<>.result p (list ast))
-    {.#Right [{.#End} ast']}
-    ast'
-
-    _
-    ast
-    ))
-
 (def (decorate_input [class value])
   (-> [(Type Value) Code] Code)
   (` [(~ (code.text (..signature class))) (~ value)]))
 
-(def (constructor_parser class_name arguments)
-  (-> Text (List Argument) (Parser Code))
-  (do <>.monad
-    [args (.is (Parser (List Code))
-               (<code>.form (<>.after (<code>.this (' ::new!))
-                                      (<code>.tuple (<>.exactly (list.size arguments) <code>.any)))))]
-    (in (` ("jvm member invoke constructor" (~ (code.text class_name))
-            (~+ (|> args
-                    (list.zipped_2 (list#each product.right arguments))
-                    (list#each ..decorate_input))))))))
-
-(def (static_method_parser class_name method_name arguments)
-  (-> Text Text (List Argument) (Parser Code))
-  (do <>.monad
-    [.let [dotted_name (format "::" method_name "!")]
-     args (.is (Parser (List Code))
-               (<code>.form (<>.after (<code>.this (code.symbol ["" dotted_name]))
-                                      (<code>.tuple (<>.exactly (list.size arguments) <code>.any)))))]
-    (in (` ("jvm member invoke static" (~ (code.text class_name)) (~ (code.text method_name))
-            (~+ (|> args
-                    (list.zipped_2 (list#each product.right arguments))
-                    (list#each ..decorate_input))))))))
-
-(with_template [<name> <jvm_op>]
-  [(def (<name> class_vars class_name type_vars method_name arguments self_name)
-     (-> (List (Type Var)) Text (List (Type Var)) Text (List Argument) Text (Parser Code))
-     (do <>.monad
-       [.let [dotted_name (format "::" method_name "!")]
-        args (.is (Parser (List Code))
-                  (<code>.form (<>.after (<code>.this (code.symbol ["" dotted_name]))
-                                         (<code>.tuple (<>.exactly (list.size arguments) <code>.any)))))]
-       (in (` (<jvm_op> [(~+ (list#each (|>> ..signature code.text) class_vars))]
-                        (~ (code.text class_name)) (~ (code.text method_name))
-                        [(~+ (list#each (|>> ..signature code.text) type_vars))]
-                        (~ (code.local self_name))
-                        (~+ (|> args
-                                (list.zipped_2 (list#each product.right arguments))
-                                (list#each ..decorate_input))))))))]
-
-  [special_method_parser "jvm member invoke special"]
-  [virtual_method_parser "jvm member invoke virtual"]
-  )
-
-(def (method->parser class_vars class_name [[method_name _ _] meth_def])
-  (-> (List (Type Var)) Text [Member_Declaration Method_Definition] (Parser Code))
-  (case meth_def
-    {#ConstructorMethod strict? type_vars self_name args constructor_args return_expr exs}
-    (constructor_parser class_name args)
-    
-    {#StaticMethod strict? type_vars args return_type return_expr exs}
-    (static_method_parser class_name method_name args)
-
-    {#VirtualMethod final? strict? type_vars self_name args return_type return_expr exs}
-    (virtual_method_parser class_vars class_name type_vars method_name args self_name)
-    
-    {#OverridenMethod strict? owner_class type_vars self_name args return_type return_expr exs}
-    (special_method_parser class_vars class_name type_vars method_name args self_name)
-
-    {#AbstractMethod type_vars args return_type exs}
-    (virtual_method_parser class_vars class_name type_vars method_name args "")
-
-    {#NativeMethod type_vars args return_type exs}
-    (virtual_method_parser class_vars class_name type_vars method_name args "")))
-
 (def privacy_modifier^
   (Parser Privacy)
   (let [(open "[0]") <>.monad]
@@ -1059,8 +972,7 @@
 
 (.type Super
   [[External (List (Type Var))]
-   [Member_Declaration MethodDecl]
-   Text])
+   [Member_Declaration MethodDecl]])
 
 (context.def [super_context super_expression super_declaration]
   Super)
@@ -1107,14 +1019,13 @@
         [(~+ (list#each class$ #method_exs))]))))
 
 (def with_super
-  (syntax (_ [declaration,method,self (<code>.tuple
-                                       (all <>.and
-                                            (<text>.then parser.declaration' <code>.text)
-                                            method_decl^^
-                                            <code>.text))
+  (syntax (_ [declaration,method (<code>.tuple
+                                  (all <>.and
+                                       (<text>.then parser.declaration' <code>.text)
+                                       method_decl^^))
               body <code>.any])
     (do meta.monad
-      [body (super_expression declaration,method,self body)]
+      [body (super_expression declaration,method body)]
       (in (list body)))))
 
 (exception .public (insufficient_parameters [expected Nat
@@ -1124,9 +1035,10 @@
    "Actual" (%.nat actual)))
 
 (def .public super
-  (syntax (_ [inputs (<>.some <code>.any)])
+  (syntax (_ [inputs (<code>.tuple (<>.some <code>.any))
+              self <code>.any])
     (do meta.monad
-      [[[super_name super_vars] [member method] self] (context.peek ..super_context)
+      [[[super_name super_vars] [member method]] (context.peek ..super_context)
        .let [expected_arguments (list.size (the #method_inputs method))
              actual_arguments (list.size inputs)]]
       (if (n.= expected_arguments actual_arguments)
@@ -1135,7 +1047,7 @@
                       (~ (code.text super_name))
                       (~ (code.text (the #member_name member)))
                       [(~+ (list#each (|>> ..signature code.text) (the #method_tvars method)))]
-                      ("jvm object cast" (~ (code.local self)))
+                      ("jvm object cast" (~ self))
                       (~+ (|> inputs
                               (list#each (|>> ~ "jvm object cast" `))
                               (list.zipped_2 (the #method_inputs method))
@@ -1144,8 +1056,7 @@
 
 (.type Get|Set
   [External
-   (List [Member_Declaration FieldDecl])
-   Text])
+   (List [Member_Declaration FieldDecl])])
 
 (context.def [get|set_context get|set_expression get|set_declaration]
   Get|Set)
@@ -1185,54 +1096,62 @@
                             (in [[name pm anns] {#VariableField [sm static? type]}])))))
 
 (def with_get|set
-  (syntax (_ [declaration,fields,self (<code>.tuple
-                                       (all <>.and
-                                            <code>.text
-                                            (<code>.tuple (<>.some field_decl^^))
-                                            <code>.text))
+  (syntax (_ [declaration,fields (<code>.tuple
+                                  (all <>.and
+                                       <code>.text
+                                       (<code>.tuple (<>.some field_decl^^))))
               body <code>.any])
     (do meta.monad
-      [body (get|set_expression declaration,fields,self body)]
+      [body (get|set_expression declaration,fields body)]
       (in (list body)))))
 
-(with_template [<name>]
+(with_template [<member> <name>]
   [(exception .public (<name> [class Text
-                               field Text])
+                               member Text])
      (exception.report
       "Class" (%.text class)
-      "Field" (%.text field)))]
+      <member> (%.text member)))]
 
-  [cannot_get_field]
-  [cannot_set_field]
+  ["Field" cannot_get_field]
+  ["Field" cannot_set_field]
+  ["Member" cannot_call_method]
   )
 
 (def .public get
-  (syntax (_ [field <code>.local])
+  (syntax (_ [field <code>.local
+              this (<>.maybe <code>.any)])
     (do meta.monad
-      [[class_name member,field/* self] (context.peek ..get|set_context)
+      [[class_name member,field/*] (context.peek ..get|set_context)
        .let [fields (|> member,field/*
                         (list#each (function (_ [member field])
                                      [(the #member_name member) [member field]]))
                         (dictionary.of_list text.hash))]]
       (case (dictionary.value field fields)
         {.#Some [member {#VariableField _ static? :field:}]}
-        (in (list (if static?
-                    (` ("jvm member get static"
+        (case [static? this]
+          [#1 {.#None}]
+          (in (list (` ("jvm member get static"
                         (~ (code.text class_name))
-                        (~ (code.text (the #member_name member)))))
-                    (` ("jvm member get virtual"
+                        (~ (code.text (the #member_name member)))))))
+          
+          [#0 {.#Some this}]
+          (in (list (` ("jvm member get virtual"
                         (~ (code.text class_name))
                         (~ (code.text (the #member_name member)))
-                        (~ (code.local self)))))))
+                        (~ this)))))
+
+          _
+          (meta.failure (exception.error ..cannot_get_field [class_name field])))
 
         _
         (meta.failure (exception.error ..cannot_get_field [class_name field]))))))
 
 (def .public set
   (syntax (_ [field <code>.local
-              value <code>.any])
+              value <code>.any
+              this (<>.maybe <code>.any)])
     (do meta.monad
-      [[class_name member,field/* self] (context.peek ..get|set_context)
+      [[class_name member,field/*] (context.peek ..get|set_context)
        .let [fields (|> member,field/*
                         (list#each (function (_ [member field])
                                      [(the #member_name member) [member field]]))
@@ -1244,105 +1163,168 @@
           (meta.failure (exception.error ..cannot_set_field [class_name field]))
 
           _
-          (in (list (if static?
-                      (` ("jvm member put static"
+          (case [static? this]
+            [#1 {.#None}]
+            (in (list (` ("jvm member put static"
                           (~ (code.text class_name))
                           (~ (code.text (the #member_name member)))
-                          (~ value)))
-                      (` ("jvm member put virtual"
+                          (~ value)))))
+            
+            [#0 {.#Some this}]
+            (in (list (` ("jvm member put virtual"
                           (~ (code.text class_name))
                           (~ (code.text (the #member_name member)))
                           (~ value)
-                          (~ (code.local self))))))))
+                          (~ this)))))
+
+            _
+            (meta.failure (exception.error ..cannot_set_field [class_name field]))))
 
         _
         (meta.failure (exception.error ..cannot_set_field [class_name field]))))))
 
-(def (method_def$ fully_qualified_class_name method_parser super_class fields [method_declaration method_def])
-  (-> External (Parser Code) (Type Class) (List [Member_Declaration FieldDecl]) [Member_Declaration Method_Definition] (Meta Code))
-  (let [[name pm anns] method_declaration]
+(.type Call
+  [[External (List (Type Var))]
+   (List [Member_Declaration MethodDecl])])
+
+(context.def [call_context call_expression call_declaration]
+  Call)
+
+(def with_call
+  (syntax (_ [declaration,methods (<code>.tuple
+                                   (all <>.and
+                                        (<text>.then parser.declaration' <code>.text)
+                                        (<code>.tuple (<>.some method_decl^^))))
+              body <code>.any])
+    (do meta.monad
+      [body (call_expression declaration,methods body)]
+      (in (list body)))))
+
+(def .public call
+  (syntax (_ [method <code>.local
+              inputs (<code>.tuple (<>.some <code>.any))
+              self <code>.any])
+    (do meta.monad
+      [[[class_name class_vars] member,virtual/*] (context.peek ..call_context)
+       .let [virtuals (|> member,virtual/*
+                          (list#each (function (_ [member virtual])
+                                       [(the #member_name member) [member virtual]]))
+                          (dictionary.of_list text.hash))]]
+      (case (dictionary.value method virtuals)
+        {.#Some [member method]}
+        (let [expected_arguments (list.size (the #method_inputs method))
+              actual_arguments (list.size inputs)]
+          (if (n.= expected_arguments actual_arguments)
+            (in (list (` ("jvm member invoke virtual"
+                          [(~+ (list#each (|>> ..signature code.text) class_vars))]
+                          (~ (code.text class_name))
+                          (~ (code.text (the #member_name member)))
+                          [(~+ (list#each (|>> ..signature code.text) (the #method_tvars method)))]
+                          ("jvm object cast" (~ self))
+                          (~+ (|> inputs
+                                  (list#each (|>> ~ "jvm object cast" `))
+                                  (list.zipped_2 (the #method_inputs method))
+                                  (list#each ..decorate_input)))))))
+            (meta.failure (exception.error ..insufficient_parameters [expected_arguments actual_arguments]))))
+
+        _
+        (meta.failure (exception.error ..cannot_call_method [class_name method]))))))
+
+(def (method_declaration [member definition])
+  (-> [Member_Declaration Method_Definition]
+      (Maybe [Member_Declaration MethodDecl]))
+  (case definition
+    {#VirtualMethod final? strict_fp? type_vars self_name arguments return_type body exs}
+    {.#Some [member
+             [#method_tvars  type_vars
+              #method_inputs (list#each product.right arguments)
+              #method_output return_type
+              #method_exs    exs]]}
+
+    _
+    {.#None}))
+
+(def (method_def$ fully_qualified_class_name class_vars super_class fields methods [method_declaration method_def])
+  (-> External (List (Type Var)) (Type Class) (List [Member_Declaration FieldDecl]) (List [Member_Declaration Method_Definition]) [Member_Declaration Method_Definition] (Meta Code))
+  (let [[name pm anns] method_declaration
+        virtual_methods (case (list.all ..method_declaration methods)
+                          {.#End}
+                          (list)
+
+                          virtual_methods
+                          (list (` ((~! ..with_call) [(~ (declaration$ (jvm.declaration fully_qualified_class_name class_vars)))
+                                                      [(~+ (list#each method_decl$$ virtual_methods))]]))))]
     (case method_def
       {#ConstructorMethod strict_fp? type_vars self_name arguments constructor_args body exs}
-      (let [replacer (|> (list)
-                         (list#mix <>.either method_parser)
-                         parser->replacer)]
-        (meta#in (` ("init"
-                     (~ (privacy_modifier$ pm))
-                     (~ (code.bit strict_fp?))
-                     [(~+ (list#each annotation$ anns))]
-                     [(~+ (list#each var$ type_vars))]
-                     [(~+ (list#each class$ exs))]
-                     (~ (code.text self_name))
-                     [(~+ (list#each argument$ arguments))]
-                     [(~+ (list#each constructor_arg$ constructor_args))]
-                     (<| ((~! ..with_get|set) [(~ (code.text fully_qualified_class_name))
-                                               [(~+ (list#each field_decl$ fields))]
-                                               (~ (code.text self_name))])
-                         (~ (replaced replacer body)))
-                     ))))
+      (meta#in (` ("init"
+                   (~ (privacy_modifier$ pm))
+                   (~ (code.bit strict_fp?))
+                   [(~+ (list#each annotation$ anns))]
+                   [(~+ (list#each var$ type_vars))]
+                   [(~+ (list#each class$ exs))]
+                   (~ (code.text self_name))
+                   [(~+ (list#each argument$ arguments))]
+                   [(~+ (list#each constructor_arg$ constructor_args))]
+                   (<| ((~! ..with_get|set) [(~ (code.text fully_qualified_class_name))
+                                             [(~+ (list#each field_decl$ fields))]])
+                       (~+ virtual_methods)
+                       (~ body))
+                   )))
       
       {#VirtualMethod final? strict_fp? type_vars self_name arguments return_type body exs}
-      (let [replacer (|> (list)
-                         (list#mix <>.either method_parser)
-                         parser->replacer)]
-        (meta#in (` ("virtual"
-                     (~ (code.text name))
-                     (~ (privacy_modifier$ pm))
-                     (~ (code.bit final?))
-                     (~ (code.bit strict_fp?))
-                     [(~+ (list#each annotation$ anns))]
-                     [(~+ (list#each var$ type_vars))]
-                     (~ (code.text self_name))
-                     [(~+ (list#each argument$ arguments))]
-                     (~ (return$ return_type))
-                     [(~+ (list#each class$ exs))]
-                     (<| ((~! ..with_get|set) [(~ (code.text fully_qualified_class_name))
-                                               [(~+ (list#each field_decl$ fields))]
-                                               (~ (code.text self_name))])
-                         (~ (replaced replacer body)))
-                     ))))
+      (meta#in (` ("virtual"
+                   (~ (code.text name))
+                   (~ (privacy_modifier$ pm))
+                   (~ (code.bit final?))
+                   (~ (code.bit strict_fp?))
+                   [(~+ (list#each annotation$ anns))]
+                   [(~+ (list#each var$ type_vars))]
+                   (~ (code.text self_name))
+                   [(~+ (list#each argument$ arguments))]
+                   (~ (return$ return_type))
+                   [(~+ (list#each class$ exs))]
+                   (<| ((~! ..with_get|set) [(~ (code.text fully_qualified_class_name))
+                                             [(~+ (list#each field_decl$ fields))]])
+                       (~+ virtual_methods)
+                       (~ body))
+                   )))
       
       {#OverridenMethod strict_fp? declaration type_vars self_name expected_arguments return_type body exs}
-      (let [replacer (|> (list)
-                         (list#mix <>.either method_parser)
-                         parser->replacer)]
-        (do meta.monad
-          [@ meta.current_module_name]
-          (in (` ("override"
-                  (~ (declaration$ declaration))
-                  (~ (code.text name))
-                  (~ (code.bit strict_fp?))
-                  [(~+ (list#each annotation$ anns))]
-                  [(~+ (list#each var$ type_vars))]
-                  (~ (code.text self_name))
-                  [(~+ (list#each argument$ expected_arguments))]
-                  (~ (return$ return_type))
-                  [(~+ (list#each class$ exs))]
-                  (<| ((~! ..with_super) [(~ (declaration$ declaration))
-                                          (~ (method_decl$$ [method_declaration
-                                                             [#method_tvars  type_vars
-                                                              #method_inputs (list#each product.right expected_arguments)
-                                                              #method_output return_type
-                                                              #method_exs    exs]]))
-                                          (~ (code.text self_name))])
-                      ((~! ..with_get|set) [(~ (code.text fully_qualified_class_name))
-                                            [(~+ (list#each field_decl$ fields))]
-                                            (~ (code.text self_name))])
-                      (~ (replaced replacer body)))
-                  )))))
+      (do meta.monad
+        [@ meta.current_module_name]
+        (in (` ("override"
+                (~ (declaration$ declaration))
+                (~ (code.text name))
+                (~ (code.bit strict_fp?))
+                [(~+ (list#each annotation$ anns))]
+                [(~+ (list#each var$ type_vars))]
+                (~ (code.text self_name))
+                [(~+ (list#each argument$ expected_arguments))]
+                (~ (return$ return_type))
+                [(~+ (list#each class$ exs))]
+                (<| ((~! ..with_super) [(~ (declaration$ declaration))
+                                        (~ (method_decl$$ [method_declaration
+                                                           [#method_tvars  type_vars
+                                                            #method_inputs (list#each product.right expected_arguments)
+                                                            #method_output return_type
+                                                            #method_exs    exs]]))])
+                    ((~! ..with_get|set) [(~ (code.text fully_qualified_class_name))
+                                          [(~+ (list#each field_decl$ fields))]])
+                    (~+ virtual_methods)
+                    (~ body))
+                ))))
 
       {#StaticMethod strict_fp? type_vars arguments return_type body exs}
-      (let [replacer (parser->replacer (<>.failure ""))]
-        (meta#in (` ("static"
-                     (~ (code.text name))
-                     (~ (privacy_modifier$ pm))
-                     (~ (code.bit strict_fp?))
-                     [(~+ (list#each annotation$ anns))]
-                     [(~+ (list#each var$ type_vars))]
-                     [(~+ (list#each argument$ arguments))]
-                     (~ (return$ return_type))
-                     [(~+ (list#each class$ exs))]
-                     (~ (replaced replacer body))))))
+      (meta#in (` ("static"
+                   (~ (code.text name))
+                   (~ (privacy_modifier$ pm))
+                   (~ (code.bit strict_fp?))
+                   [(~+ (list#each annotation$ anns))]
+                   [(~+ (list#each var$ type_vars))]
+                   [(~+ (list#each argument$ arguments))]
+                   (~ (return$ return_type))
+                   [(~+ (list#each class$ exs))]
+                   (~ body))))
 
       {#AbstractMethod type_vars arguments return_type exs}
       (meta#in (` ("abstract"
@@ -1385,12 +1367,7 @@
               fields (<>.some (..field_decl^ class_vars))
               methods (<>.some (..method_def^ class_vars))])
     (do meta.monad
-      [.let [fully_qualified_class_name full_class_name
-             method_parser (.is (Parser Code)
-                                (|> methods
-                                    (list#each (method->parser class_vars fully_qualified_class_name))
-                                    (list#mix <>.either (<>.failure ""))))]
-       methods (monad.each ! (method_def$ fully_qualified_class_name method_parser super fields) methods)]
+      [methods (monad.each ! (method_def$ full_class_name class_vars super fields methods) methods)]
       (in (list (` ("jvm class"
                     (~ (declaration$ (jvm.declaration full_class_name class_vars)))
                     (~ (class$ super))
@@ -1422,7 +1399,7 @@
               constructor_args (..constructor_args^ class_vars)
               methods (<>.some ..overriden_method_def^)])
     (do [! meta.monad]
-      [methods (monad.each ! (method_def$ "" (<>.failure "") super (list)) methods)]
+      [methods (monad.each ! (method_def$ "" (list) super (list) methods) methods)]
       (in (list (` ("jvm class anonymous"
                     [(~+ (list#each var$ class_vars))]
                     (~ (class$ super))
diff --git a/stdlib/source/library/lux/macro/context.lux b/stdlib/source/library/lux/macro/context.lux
index 4d4224ccf..4b243e53a 100644
--- a/stdlib/source/library/lux/macro/context.lux
+++ b/stdlib/source/library/lux/macro/context.lux
@@ -2,12 +2,13 @@
  [library
   [lux (.except def global)
    [abstract
-    [monad (.only do)]
-    ["[0]" predicate (.only Predicate)]]
+    [monad (.only do)]]
    [control
     ["?" parser]
     ["[0]" exception (.only exception)]
-    ["[0]" maybe]]
+    ["[0]" maybe]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" text (.use "[1]#[0]" equivalence monoid)]
     [collection
diff --git a/stdlib/source/library/lux/math/logic/fuzzy.lux b/stdlib/source/library/lux/math/logic/fuzzy.lux
index b6f98a940..87f61bde3 100644
--- a/stdlib/source/library/lux/math/logic/fuzzy.lux
+++ b/stdlib/source/library/lux/math/logic/fuzzy.lux
@@ -3,9 +3,11 @@
  [library
   [lux (.except)
    [abstract
-    [predicate (.only Predicate)]
     [functor
      ["[0]" contravariant]]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [collection
      ["[0]" list]
diff --git a/stdlib/source/library/lux/math/number/frac.lux b/stdlib/source/library/lux/math/number/frac.lux
index 79dc77d92..a91d24bd8 100644
--- a/stdlib/source/library/lux/math/number/frac.lux
+++ b/stdlib/source/library/lux/math/number/frac.lux
@@ -7,12 +7,13 @@
     [monoid (.only Monoid)]
     [equivalence (.only Equivalence)]
     [codec (.only Codec)]
-    [predicate (.only Predicate)]
     [order (.only Order)]
     [monad (.only do)]]
    [control
     ["[0]" maybe]
-    ["[0]" try (.only Try)]]
+    ["[0]" try (.only Try)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" text]]
    [macro
@@ -40,19 +41,19 @@
                  (-> Frac Frac)
                  (<method> it))]
 
-              [cos   "jvm invokestatic:java.lang.Math:cos:double"]
-              [sin   "jvm invokestatic:java.lang.Math:sin:double"]
-              [tan   "jvm invokestatic:java.lang.Math:tan:double"]
+              [cos    "jvm invokestatic:java.lang.Math:cos:double"]
+              [sin    "jvm invokestatic:java.lang.Math:sin:double"]
+              [tan    "jvm invokestatic:java.lang.Math:tan:double"]
 
-              [acos  "jvm invokestatic:java.lang.Math:acos:double"]
-              [asin  "jvm invokestatic:java.lang.Math:asin:double"]
-              [atan  "jvm invokestatic:java.lang.Math:atan:double"]
+              [acos   "jvm invokestatic:java.lang.Math:acos:double"]
+              [asin   "jvm invokestatic:java.lang.Math:asin:double"]
+              [atan   "jvm invokestatic:java.lang.Math:atan:double"]
               
-              [exp   "jvm invokestatic:java.lang.Math:exp:double"]
-              [log   "jvm invokestatic:java.lang.Math:log:double"]
+              [exp    "jvm invokestatic:java.lang.Math:exp:double"]
+              [log    "jvm invokestatic:java.lang.Math:log:double"]
               
-              [ceil  "jvm invokestatic:java.lang.Math:ceil:double"]
-              [floor "jvm invokestatic:java.lang.Math:floor:double"]
+              [ceil   "jvm invokestatic:java.lang.Math:ceil:double"]
+              [floor  "jvm invokestatic:java.lang.Math:floor:double"]
 
               [root_2 "jvm invokestatic:java.lang.Math:sqrt:double"]
               [root_3 "jvm invokestatic:java.lang.Math:cbrt:double"]
@@ -83,19 +84,19 @@
                       ("jvm member invoke static" [] "java.lang.Math" <method> [])
                       !frac))]
 
-              [cos   "cos"]
-              [sin   "sin"]
-              [tan   "tan"]
+              [cos    "cos"]
+              [sin    "sin"]
+              [tan    "tan"]
 
-              [acos  "acos"]
-              [asin  "asin"]
-              [atan  "atan"]
+              [acos   "acos"]
+              [asin   "asin"]
+              [atan   "atan"]
               
-              [exp   "exp"]
-              [log   "log"]
+              [exp    "exp"]
+              [log    "log"]
               
-              [ceil  "ceil"]
-              [floor "floor"]
+              [ceil   "ceil"]
+              [floor  "floor"]
               
               [root_2 "sqrt"]
               [root_3 "cbrt"]
@@ -115,19 +116,19 @@
                       ("js apply" ("js constant" <method>))
                       (as Frac)))]
 
-              [cos   "Math.cos"]
-              [sin   "Math.sin"]
-              [tan   "Math.tan"]
+              [cos    "Math.cos"]
+              [sin    "Math.sin"]
+              [tan    "Math.tan"]
 
-              [acos  "Math.acos"]
-              [asin  "Math.asin"]
-              [atan  "Math.atan"]
+              [acos   "Math.acos"]
+              [asin   "Math.asin"]
+              [atan   "Math.atan"]
               
-              [exp   "Math.exp"]
-              [log   "Math.log"]
+              [exp    "Math.exp"]
+              [log    "Math.log"]
               
-              [ceil  "Math.ceil"]
-              [floor "Math.floor"]
+              [ceil   "Math.ceil"]
+              [floor  "Math.floor"]
 
               [root_2 "Math.sqrt"]
               [root_3 "Math.cbrt"]
@@ -145,19 +146,19 @@
                       ("python object do" <method> ("python import" "math"))
                       (as Frac)))]
 
-              [cos   "cos"]
-              [sin   "sin"]
-              [tan   "tan"]
+              [cos    "cos"]
+              [sin    "sin"]
+              [tan    "tan"]
 
-              [acos  "acos"]
-              [asin  "asin"]
-              [atan  "atan"]
+              [acos   "acos"]
+              [asin   "asin"]
+              [atan   "atan"]
               
-              [exp   "exp"]
-              [log   "log"]
+              [exp    "exp"]
+              [log    "log"]
               
-              [ceil  "ceil"]
-              [floor "floor"]
+              [ceil   "ceil"]
+              [floor  "floor"]
 
               [root_2 "sqrt"]
               )
@@ -184,19 +185,19 @@
                       ("lua apply" ("lua constant" <method>))
                       (as Frac)))]
 
-              [cos   "math.cos"]
-              [sin   "math.sin"]
-              [tan   "math.tan"]
+              [cos    "math.cos"]
+              [sin    "math.sin"]
+              [tan    "math.tan"]
 
-              [acos  "math.acos"]
-              [asin  "math.asin"]
-              [atan  "math.atan"]
+              [acos   "math.acos"]
+              [asin   "math.asin"]
+              [atan   "math.atan"]
               
-              [exp   "math.exp"]
-              [log   "math.log"]
+              [exp    "math.exp"]
+              [log    "math.log"]
               
-              [ceil  "math.ceil"]
-              [floor "math.floor"]
+              [ceil   "math.ceil"]
+              [floor  "math.floor"]
 
               [root_2 "math.sqrt"]
               )
@@ -223,16 +224,16 @@
                       ("ruby apply" ("ruby constant" <method>))
                       (as Frac)))]
 
-              [cos   "Math.cos"]
-              [sin   "Math.sin"]
-              [tan   "Math.tan"]
+              [cos    "Math.cos"]
+              [sin    "Math.sin"]
+              [tan    "Math.tan"]
 
-              [acos  "Math.acos"]
-              [asin  "Math.asin"]
-              [atan  "Math.atan"]
+              [acos   "Math.acos"]
+              [asin   "Math.asin"]
+              [atan   "Math.atan"]
               
-              [exp   "Math.exp"]
-              [log   "Math.log"]
+              [exp    "Math.exp"]
+              [log    "Math.log"]
               
               [root_2 "Math.sqrt"]
               [root_3 "Math.cbrt"]
@@ -260,19 +261,19 @@
                  (|>> ("php apply" ("php constant" <method>))
                       (as Frac)))]
 
-              [cos   "cos"]
-              [sin   "sin"]
-              [tan   "tan"]
+              [cos    "cos"]
+              [sin    "sin"]
+              [tan    "tan"]
 
-              [acos  "acos"]
-              [asin  "asin"]
-              [atan  "atan"]
+              [acos   "acos"]
+              [asin   "asin"]
+              [atan   "atan"]
               
-              [exp   "exp"]
-              [log   "log"]
+              [exp    "exp"]
+              [log    "log"]
 
-              [ceil  "ceil"]
-              [floor "floor"]
+              [ceil   "ceil"]
+              [floor  "floor"]
               
               [root_2 "sqrt"]
               )
@@ -292,19 +293,19 @@
                  (|>> ("scheme apply" ("scheme constant" <method>))
                       (as Frac)))]
 
-              [cos   "cos"]
-              [sin   "sin"]
-              [tan   "tan"]
+              [cos    "cos"]
+              [sin    "sin"]
+              [tan    "tan"]
 
-              [acos  "acos"]
-              [asin  "asin"]
-              [atan  "atan"]
+              [acos   "acos"]
+              [asin   "asin"]
+              [atan   "atan"]
               
-              [exp   "exp"]
-              [log   "log"]
+              [exp    "exp"]
+              [log    "log"]
 
-              [ceil  "ceiling"]
-              [floor "floor"]
+              [ceil   "ceiling"]
+              [floor  "floor"]
               
               [root_2 "sqrt"]
               )
diff --git a/stdlib/source/library/lux/math/number/int.lux b/stdlib/source/library/lux/math/number/int.lux
index 94ea3965e..29fc9d13e 100644
--- a/stdlib/source/library/lux/math/number/int.lux
+++ b/stdlib/source/library/lux/math/number/int.lux
@@ -8,11 +8,12 @@
     [monoid (.only Monoid)]
     [equivalence (.only Equivalence)]
     [codec (.only Codec)]
-    [predicate (.only Predicate)]
     ["[0]" order (.only Order)]]
    [control
     ["[0]" maybe]
-    ["[0]" try (.only Try)]]
+    ["[0]" try (.only Try)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [text (.only Char)]]
    [macro
diff --git a/stdlib/source/library/lux/tool/compiler/language/lux/phase/extension/analysis/jvm.lux b/stdlib/source/library/lux/tool/compiler/language/lux/phase/extension/analysis/jvm.lux
index 9530cb8dd..d22d74aaf 100644
--- a/stdlib/source/library/lux/tool/compiler/language/lux/phase/extension/analysis/jvm.lux
+++ b/stdlib/source/library/lux/tool/compiler/language/lux/phase/extension/analysis/jvm.lux
@@ -4,14 +4,15 @@
    ["[0]" ffi (.only import)]
    ["[0]" meta]
    [abstract
-    ["[0]" monad (.only do)]
-    ["[0]" predicate]]
+    ["[0]" monad (.only do)]]
    [control
     ["<>" parser]
     ["[0]" pipe]
     ["[0]" maybe (.use "[1]#[0]" functor)]
     ["[0]" try (.only Try) (.use "[1]#[0]" monad)]
-    ["[0]" exception (.only exception)]]
+    ["[0]" exception (.only exception)]
+    [function
+     ["[0]" predicate]]]
    [data
     [binary (.only Binary)
      ["[0]" \\format]]
diff --git a/stdlib/source/library/lux/tool/compiler/meta/cache/purge.lux b/stdlib/source/library/lux/tool/compiler/meta/cache/purge.lux
index 885a3f5d4..801be1619 100644
--- a/stdlib/source/library/lux/tool/compiler/meta/cache/purge.lux
+++ b/stdlib/source/library/lux/tool/compiler/meta/cache/purge.lux
@@ -2,12 +2,13 @@
  [library
   [lux (.except)
    [abstract
-    [predicate (.only Predicate)]
     ["[0]" monad (.only Monad do)]]
    [control
     ["[0]" try (.only Try) (.use "[1]#[0]" functor)]
     [concurrency
-     ["[0]" async (.only Async)]]]
+     ["[0]" async (.only Async)]]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" text (.use "[1]#[0]" equivalence)]
     [collection
diff --git a/stdlib/source/library/lux/tool/compiler/meta/io/context.lux b/stdlib/source/library/lux/tool/compiler/meta/io/context.lux
index 35b5aaf50..c62eb8345 100644
--- a/stdlib/source/library/lux/tool/compiler/meta/io/context.lux
+++ b/stdlib/source/library/lux/tool/compiler/meta/io/context.lux
@@ -3,14 +3,15 @@
   [lux (.except Module Code)
    ["@" target]
    [abstract
-    [predicate (.only Predicate)]
     ["[0]" monad (.only Monad do)]]
    [control
     ["[0]" maybe]
     ["[0]" try (.only Try)]
     ["[0]" exception (.only exception)]
     [concurrency
-     ["[0]" async (.only Async) (.use "[1]#[0]" monad)]]]
+     ["[0]" async (.only Async) (.use "[1]#[0]" monad)]]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [binary (.only Binary)]
     ["[0]" text (.use "[1]#[0]" hash)
diff --git a/stdlib/source/library/lux/type/refinement.lux b/stdlib/source/library/lux/type/refinement.lux
index 3a7a2ef85..225edc957 100644
--- a/stdlib/source/library/lux/type/refinement.lux
+++ b/stdlib/source/library/lux/type/refinement.lux
@@ -1,8 +1,9 @@
 (.require
  [library
   [lux (.except only type)
-   [abstract
-    [predicate (.only Predicate)]]
+   [control
+    [function
+     [predicate (.only Predicate)]]]
    ["[0]" macro (.only)
     [syntax (.only syntax)]
     ["[0]" code
diff --git a/stdlib/source/library/lux/world/file/watch.lux b/stdlib/source/library/lux/world/file/watch.lux
index e0f253259..d21036caa 100644
--- a/stdlib/source/library/lux/world/file/watch.lux
+++ b/stdlib/source/library/lux/world/file/watch.lux
@@ -4,7 +4,6 @@
    ["@" target]
    ["[0]" ffi (.only import)]
    [abstract
-    [predicate (.only Predicate)]
     ["[0]" monad (.only do)]]
    [control
     ["[0]" io (.only IO)]
@@ -13,7 +12,9 @@
     ["[0]" exception (.only exception)]
     [concurrency
      ["[0]" async (.only Async)]
-     ["[0]" stm (.only STM Var)]]]
+     ["[0]" stm (.only STM Var)]]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" product]
     ["[0]" text (.only)
diff --git a/stdlib/source/specification/lux/world/file.lux b/stdlib/source/specification/lux/world/file.lux
index 8e938dcfe..607e7e2f6 100644
--- a/stdlib/source/specification/lux/world/file.lux
+++ b/stdlib/source/specification/lux/world/file.lux
@@ -3,15 +3,16 @@
   [lux (.except)
    ["_" test (.only Test)]
    [abstract
-    [monad (.only do)]
-    ["[0]" predicate]]
+    [monad (.only do)]]
    [control
     [io (.only IO)]
     ["[0]" maybe (.use "[1]#[0]" functor)]
     ["[0]" try (.use "[1]#[0]" functor)]
     ["[0]" exception]
     [concurrency
-     ["[0]" async (.only Async)]]]
+     ["[0]" async (.only Async)]]
+    [function
+     ["[0]" predicate]]]
    [data
     ["[0]" text (.use "[1]#[0]" equivalence)
      ["%" \\format (.only format)]
diff --git a/stdlib/source/test/lux/abstract.lux b/stdlib/source/test/lux/abstract.lux
index eac73fa40..9a4c8d3ce 100644
--- a/stdlib/source/test/lux/abstract.lux
+++ b/stdlib/source/test/lux/abstract.lux
@@ -17,8 +17,7 @@
   ["[1][0]" monad (.only)
    ["[1]/[0]" free]]
   ["[1][0]" monoid]
-  ["[1][0]" order]
-  ["[1][0]" predicate]])
+  ["[1][0]" order]])
 
 (def functor
   Test
@@ -53,7 +52,6 @@
        /interval.test
        /monoid.test
        /order.test
-       /predicate.test
        ..functor
        ..monad
        ..comonad
diff --git a/stdlib/source/test/lux/control/function.lux b/stdlib/source/test/lux/control/function.lux
index bb688959f..a3e9c5440 100644
--- a/stdlib/source/test/lux/control/function.lux
+++ b/stdlib/source/test/lux/control/function.lux
@@ -18,7 +18,8 @@
   ["[1][0]" memo]
   ["[1][0]" mixin]
   ["[1][0]" mutual]
-  ["[1][0]" inline]])
+  ["[1][0]" inline]
+  ["[1][0]" predicate]])
 
 (def .public test
   Test
@@ -64,4 +65,5 @@
              /mixin.test
              /mutual.test
              /inline.test
+             /predicate.test
              ))))
diff --git a/stdlib/source/test/lux/control/function/mixin.lux b/stdlib/source/test/lux/control/function/mixin.lux
index e84f4293a..3ed034a69 100644
--- a/stdlib/source/test/lux/control/function/mixin.lux
+++ b/stdlib/source/test/lux/control/function/mixin.lux
@@ -4,12 +4,13 @@
    ["_" test (.only Test)]
    [abstract
     [equivalence (.only Equivalence)]
-    [predicate (.only Predicate)]
     [monad (.only do)]
     [\\specification
      ["$[0]" monoid]]]
    [control
-    ["[0]" state (.only State)]]
+    ["[0]" state (.only State)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" product]
     [collection
diff --git a/stdlib/source/test/lux/abstract/predicate.lux b/stdlib/source/test/lux/control/function/predicate.lux
index 28d0eed16..28d0eed16 100644
--- a/stdlib/source/test/lux/abstract/predicate.lux
+++ b/stdlib/source/test/lux/control/function/predicate.lux
diff --git a/stdlib/source/test/lux/data/binary.lux b/stdlib/source/test/lux/data/binary.lux
index 1389e4620..52fa6519a 100644
--- a/stdlib/source/test/lux/data/binary.lux
+++ b/stdlib/source/test/lux/data/binary.lux
@@ -6,7 +6,6 @@
    ["[0]" type]
    [abstract
     [equivalence (.only Equivalence)]
-    [predicate (.only Predicate)]
     ["[0]" monad (.only do)]
     ["[0]" enum]
     [\\specification
@@ -17,7 +16,9 @@
     ["[0]" pipe]
     ["[0]" maybe]
     ["[0]" try (.only Try)]
-    ["[0]" exception (.only Exception)]]
+    ["[0]" exception (.only Exception)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" sum]
     ["[0]" bit]
diff --git a/stdlib/source/test/lux/data/collection/bits.lux b/stdlib/source/test/lux/data/collection/bits.lux
index a96aff9cc..98d288dc5 100644
--- a/stdlib/source/test/lux/data/collection/bits.lux
+++ b/stdlib/source/test/lux/data/collection/bits.lux
@@ -4,9 +4,11 @@
    ["_" test (.only Test)]
    [abstract
     [monad (.only do)]
-    ["[0]" predicate]
     [\\specification
      ["$[0]" equivalence]]]
+   [control
+    [function
+     ["[0]" predicate]]]
    [math
     ["[0]" random (.only Random)]
     [number
diff --git a/stdlib/source/test/lux/data/collection/set/multi.lux b/stdlib/source/test/lux/data/collection/set/multi.lux
index 1b48f0fd0..a0dd01e06 100644
--- a/stdlib/source/test/lux/data/collection/set/multi.lux
+++ b/stdlib/source/test/lux/data/collection/set/multi.lux
@@ -5,10 +5,12 @@
    [abstract
     [hash (.only Hash)]
     [monad (.only do)]
-    ["[0]" predicate]
     [\\specification
      ["$[0]" equivalence]
      ["$[0]" hash]]]
+   [control
+    [function
+     ["[0]" predicate]]]
    [data
     ["[0]" bit (.use "[1]#[0]" equivalence)]
     [collection
diff --git a/stdlib/source/test/lux/ffi.jvm.lux b/stdlib/source/test/lux/ffi.jvm.lux
index 6edf7e3ac..581d89f2d 100644
--- a/stdlib/source/test/lux/ffi.jvm.lux
+++ b/stdlib/source/test/lux/ffi.jvm.lux
@@ -381,11 +381,11 @@
   ("private" value java/lang/Long)
   ... Constructors
   ("public" [] (new self [value java/lang/Long]) []
-   (/.set value value))
+   (/.set value value self))
   ... Methods
   (test/TestInterface0 [] (actual0 self [])
                        java/lang/Long
-                       (/.get value)))
+                       (/.get value self)))
 
 (/.import test/TestClass0
   "[1]::[0]"
@@ -396,13 +396,13 @@
   ("private" value java/lang/Long)
   ... Constructors
   ("public" [] (new self [value java/lang/Long]) []
-   (/.set value value))
+   (/.set value value self))
   ... Methods
   (test/TestInterface1 [] (actual1 self [throw? java/lang/Boolean])
                        java/lang/Long
                        "throws" [java/lang/Throwable]
                        (if (not (/.of_boolean throw?))
-                         (/.get value)
+                         (/.get value self)
                          (panic! "YOLO"))))
 
 (/.import test/TestClass1
@@ -428,12 +428,12 @@
   ("private" value a)
   ... Constructors
   ("public" [] (new self [value a]) []
-   (/.set value value))
+   (/.set value value self))
   ... Methods
   ((test/TestInterface3 a)
    [] (actual3 self [])
    a
-   (/.get value)))
+   (/.get value self)))
 
 (/.import (test/TestClass3 a)
   "[1]::[0]"
@@ -513,12 +513,12 @@
   ("private" value9 a)
   ... Constructors
   ("public" [] (new self [value a]) []
-   (/.set value9 value))
+   (/.set value9 value self))
   ... Methods
   ("public" (set_actual9 self [value a]) void
-   (/.set value9 value))
+   (/.set value9 value self))
   ("public" (get_actual9 self []) a
-   (/.get value9)))
+   (/.get value9 self)))
 
 (/.import (test/TestClass9 a)
   "[1]::[0]"
@@ -531,7 +531,7 @@
   ("public" value10 a)
   ... Constructors
   ("public" [] (new self [init a]) []
-   (/.set value10 init)))
+   (/.set value10 init self)))
 
 (/.import (test/TestClass10 a)
   "[1]::[0]"
@@ -543,7 +543,7 @@
   ("public" value11 a)
   ... Constructors
   ("public" [] (new self [init a]) []
-   (/.set value11 init)))
+   (/.set value11 init self)))
 
 (/.import (test/TestClass11 a)
   "[1]::[0]"
diff --git a/stdlib/source/test/lux/math/modular.lux b/stdlib/source/test/lux/math/modular.lux
index b3a516885..c3a1b8f53 100644
--- a/stdlib/source/test/lux/math/modular.lux
+++ b/stdlib/source/test/lux/math/modular.lux
@@ -5,7 +5,6 @@
    ["[0]" type (.use "[1]#[0]" equivalence)]
    [abstract
     [monad (.only do)]
-    ["[0]" predicate]
     [\\specification
      ["$[0]" equivalence]
      ["$[0]" order]
@@ -13,7 +12,9 @@
      ["$[0]" codec]]]
    [control
     ["[0]" try]
-    ["[0]" exception]]
+    ["[0]" exception]
+    [function
+     ["[0]" predicate]]]
    [data
     ["[0]" product]
     ["[0]" bit (.use "[1]#[0]" equivalence)]]
diff --git a/stdlib/source/test/lux/time/day.lux b/stdlib/source/test/lux/time/day.lux
index 53271cc96..eecc8a0fb 100644
--- a/stdlib/source/test/lux/time/day.lux
+++ b/stdlib/source/test/lux/time/day.lux
@@ -4,7 +4,6 @@
    ["_" test (.only Test)]
    [abstract
     [monad (.only do)]
-    ["[0]" predicate]
     [\\specification
      ["$[0]" equivalence]
      ["$[0]" hash]
@@ -13,7 +12,9 @@
      ["$[0]" codec]]]
    [control
     ["[0]" try (.use "[1]#[0]" functor)]
-    ["[0]" exception]]
+    ["[0]" exception]
+    [function
+     ["[0]" predicate]]]
    [data
     [collection
      ["[0]" list]
diff --git a/stdlib/source/test/lux/time/month.lux b/stdlib/source/test/lux/time/month.lux
index 751d0f3f7..c87a956cd 100644
--- a/stdlib/source/test/lux/time/month.lux
+++ b/stdlib/source/test/lux/time/month.lux
@@ -4,7 +4,6 @@
    ["_" test (.only Test)]
    [abstract
     [monad (.only do)]
-    ["[0]" predicate]
     [\\specification
      ["$[0]" equivalence]
      ["$[0]" hash]
@@ -13,7 +12,9 @@
      ["$[0]" codec]]]
    [control
     ["[0]" try (.use "[1]#[0]" functor)]
-    ["[0]" exception]]
+    ["[0]" exception]
+    [function
+     ["[0]" predicate]]]
    [data
     [collection
      ["[0]" set]
diff --git a/stdlib/source/test/lux/tool/compiler/language/lux/analysis/coverage.lux b/stdlib/source/test/lux/tool/compiler/language/lux/analysis/coverage.lux
index 9f3d0b5ac..e6eb4333c 100644
--- a/stdlib/source/test/lux/tool/compiler/language/lux/analysis/coverage.lux
+++ b/stdlib/source/test/lux/tool/compiler/language/lux/analysis/coverage.lux
@@ -4,13 +4,14 @@
    ["_" test (.only Test)]
    [abstract
     ["[0]" monad (.only do)]
-    ["[0]" predicate]
     [\\specification
      ["$[0]" equivalence]]]
    [control
     ["[0]" pipe]
     ["[0]" try (.only Try) (.use "[1]#[0]" functor)]
-    ["[0]" exception (.only Exception)]]
+    ["[0]" exception (.only Exception)]
+    [function
+     ["[0]" predicate]]]
    [data
     ["[0]" product]
     ["[0]" bit (.use "[1]#[0]" equivalence)]
diff --git a/stdlib/source/test/lux/type/refinement.lux b/stdlib/source/test/lux/type/refinement.lux
index ce23ba709..711d0401f 100644
--- a/stdlib/source/test/lux/type/refinement.lux
+++ b/stdlib/source/test/lux/type/refinement.lux
@@ -3,10 +3,11 @@
   [lux (.except)
    ["_" test (.only Test)]
    [abstract
-    [predicate (.only Predicate)]
     [monad (.only do)]]
    [control
-    ["[0]" maybe (.use "[1]#[0]" monad)]]
+    ["[0]" maybe (.use "[1]#[0]" monad)]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     [collection
      ["[0]" list (.use "[1]#[0]" functor)]]]
diff --git a/stdlib/source/test/lux/world/file/watch.lux b/stdlib/source/test/lux/world/file/watch.lux
index 21e653751..36f1f444b 100644
--- a/stdlib/source/test/lux/world/file/watch.lux
+++ b/stdlib/source/test/lux/world/file/watch.lux
@@ -3,13 +3,14 @@
   [lux (.except)
    ["_" test (.only Test)]
    [abstract
-    [predicate (.only Predicate)]
     [monad (.only do)]]
    [control
     ["[0]" try (.only Try)]
     ["[0]" exception]
     [concurrency
-     ["[0]" async (.only Async)]]]
+     ["[0]" async (.only Async)]]
+    [function
+     [predicate (.only Predicate)]]]
    [data
     ["[0]" binary (.only Binary) (.use "[1]#[0]" equivalence)]
     ["[0]" text (.use "[1]#[0]" equivalence)