Re-named "do_to" to "to".

30 files changed, 404 insertions, 507 deletions

diff --git a/documentation/bookmark/application_programming_interface.md b/documentation/bookmark/api__application_programming_interface.md
index 38bbe19ec..6e977e75d 100644
--- a/documentation/bookmark/application_programming_interface.md
+++ b/documentation/bookmark/api__application_programming_interface.md
@@ -1,6 +1,7 @@
 # Reference
 
 0. []()
+0. [rSQL](https://rsql.io/)
 0. [Taxi language](https://taxilang.org/)
 0. [DBS launches ‘world’s largest’ banking API platform](https://fst.net.au/financial-services-news/dbs-launches-worlds-largest-banking-api-platform/)
 0. [Why APIs Matter](https://systemsapproach.substack.com/p/why-apis-matter?s=r)
diff --git a/documentation/bookmark/business/management.md b/documentation/bookmark/business/management.md
index 968ecce66..0e5dd29eb 100644
--- a/documentation/bookmark/business/management.md
+++ b/documentation/bookmark/business/management.md
@@ -1,6 +1,7 @@
 # Reference
 
 0. []()
+0. [What Engineering Managers Should Do (and Why We Don’t) • Lena Reinhard • GOTO 2019](https://www.youtube.com/watch?v=Q_bJVokYLRI)
 0. [Effective project management in 10 simple steps](https://www.cenizal.com/ten-rules-of-project-management/)
 0. [When Everything is Important But Nothing is Getting Done](https://sharedphysics.com/everything-is-important/)
 0. [The Power of Introspection: The Fuel That Keeps Teams Resilient](https://www.youtube.com/watch?v=gl1AKeEHTG8)
diff --git a/documentation/bookmark/data/big.md b/documentation/bookmark/data/big.md
new file mode 100644
index 000000000..c277f0eca
--- /dev/null
+++ b/documentation/bookmark/data/big.md
@@ -0,0 +1,5 @@
+# Reference
+
+0. []()
+0. [Algorithms and Data Structures for Massive Datasets](https://www.manning.com/books/algorithms-and-data-structures-for-massive-datasets)
+
diff --git a/documentation/bookmark/machine_vision.md b/documentation/bookmark/machine_vision.md
new file mode 100644
index 000000000..ff013536a
--- /dev/null
+++ b/documentation/bookmark/machine_vision.md
@@ -0,0 +1,5 @@
+# Reference
+
+0. []()
+0. [OpenHands](https://openhands.ai4bharat.org/en/latest/index.html)
+
diff --git a/lux-mode/lux-mode.el b/lux-mode/lux-mode.el
index 641d96ab5..ba7416b05 100644
--- a/lux-mode/lux-mode.el
+++ b/lux-mode/lux-mode.el
@@ -388,7 +388,7 @@ Called by `imenu--generic-function'."
 							(code//super-quotation (altRE "``" ",,"))
 							(code//template (altRE "with_template" "template"))
 							;; Miscellaneous
-							(jvm-host (altRE "import" "export" "class" "interface" "object" "do_to" "synchronized" "class_for"))
+							(jvm-host (altRE "import" "export" "class" "interface" "object" "synchronized" "class_for"))
 							(alternative-format (altRE "char" "bin" "oct" "hex"))
 							(documentation (altRE "comment" "documentation"))
 							(function-application (altRE "|>" "<|" "left" "right" "all"))
@@ -618,9 +618,10 @@ This function also returns nil meaning don't specify the indentation."
   (All 'defun)
   (Ex 'defun)
   (Rec 'defun)
+
   (synchronized 'defun)
   (object 'defun)
-  (do_to 'defun)
+  
   (remember 'defun)
   (to_do 'defun)
   (fix_me 'defun)
diff --git a/stdlib/source/documentation/lux.lux b/stdlib/source/documentation/lux.lux
index 1819cb426..6e008a209 100644
--- a/stdlib/source/documentation/lux.lux
+++ b/stdlib/source/documentation/lux.lux
@@ -27,7 +27,6 @@
   ["[1][0]" meta]
   ["[1][0]" program]
   ["[1][0]" static]
-  ["[1][0]" target]
   ["[1][0]" test]
   ["[1][0]" time]
   ["[1][0]" tool] ... TODO: Documentation for this
@@ -899,7 +898,6 @@
                   /meta.documentation
                   /program.documentation
                   /static.documentation
-                  /target.documentation
                   /test.documentation
                   /time.documentation
                   /tool.documentation
diff --git a/stdlib/source/documentation/lux/control/parser/json.lux b/stdlib/source/documentation/lux/control/parser/json.lux
deleted file mode 100644
index 89ab7f9f1..000000000
--- a/stdlib/source/documentation/lux/control/parser/json.lux
+++ /dev/null
@@ -1,93 +0,0 @@
-(.require
- [library
-  [lux (.except)
-   ["$" documentation (.only documentation:)]
-   [data
-    [text (.only \n)
-     ["%" \\format (.only format)]]]
-   [meta
-    [macro
-     ["[0]" template]]]]]
- [\\library
-  ["[0]" /]])
-
-(documentation: (/.Parser it)
-  "A JSON parser.")
-
-(documentation: /.result
-  (format "Executes the parser against a JSON object."
-          \n "Verifies that all of the JSON was consumed by the parser.")
-  [(result parser json)])
-
-(documentation: /.any
-  "Just returns the JSON input without applying any logic.")
-
-(with_template [<name>]
-  [(`` (documentation: <name>
-         (format "Reads a JSON value as " (,, (template.text [<name>])) ".")))]
-
-  [/.null]
-  [/.boolean]
-  [/.number]
-  [/.string]
-  )
-
-(with_template [<test> <check> <read>]
-  [(`` (documentation: <test>
-         (format "Asks whether a JSON value is a " (,, (template.text [<read>])) ".")))
-   (`` (documentation: <check>
-         (format "Ensures a JSON value is a " (,, (template.text [<read>])) ".")))]
-
-  [/.boolean? /.this_boolean ..boolean]
-  [/.number?  /.this_number  ..number]
-  [/.string?  /.this_string  ..string]
-  )
-
-(documentation: /.nullable
-  "Enhances parser by adding NULL-handling."
-  [(nullable parser)])
-
-(documentation: /.array
-  "Parses the contents of a JSON array."
-  [(array parser)])
-
-(documentation: /.object
-  (format "Parses the contents of a JSON object."
-          \n "Use this with the 'field' combinator.")
-  [(object parser)])
-
-(documentation: /.field
-  (format "Parses a field inside a JSON object."
-          \n "Use this inside the 'object' combinator.")
-  [(field field_name parser)])
-
-(documentation: /.dictionary
-  "Parses a dictionary-like JSON object.")
-
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            ""
-            [..Parser
-             ..result
-             ..any
-
-             ..null
-             ..boolean
-             ..number
-             ..string
-             
-             ..boolean? ..this_boolean
-             ..number? ..this_number
-             ..string? ..this_string
-             
-             ..nullable
-             ..array
-             ..object
-             ..field
-             ..dictionary
-             ($.default /.unconsumed_input)
-             ($.default /.empty_input)
-             ($.default /.unexpected_value)
-             ($.default /.value_mismatch)]
-            []))
diff --git a/stdlib/source/documentation/lux/control/parser/text.lux b/stdlib/source/documentation/lux/control/parser/text.lux
deleted file mode 100644
index aa0641d5b..000000000
--- a/stdlib/source/documentation/lux/control/parser/text.lux
+++ /dev/null
@@ -1,215 +0,0 @@
-(.require
- [library
-  [lux (.except and not local)
-   ["$" documentation (.only documentation:)]
-   [data
-    [text (.only \n)
-     ["%" \\format (.only format)]]]
-   [meta
-    [macro
-     ["[0]" template]]]]]
- [\\library
-  ["[0]" /]])
-
-(documentation: /.Offset
-  "An offset into a block of text.")
-
-(documentation: (/.Parser it)
-  "A parser for text.")
-
-(documentation: /.Slice
-  "A slice of a block of text.")
-
-(documentation: /.result
-  (format "Executes a parser against a block of text."
-          \n "Verifies that the entire input has been processed.")
-  [(result parser input)])
-
-(documentation: /.offset
-  "Yields the current offset into the input.")
-
-(documentation: /.any
-  "Yields the next character without applying any logic.")
-
-(documentation: /.any!
-  "Yields the next character (as a slice) without applying any logic.")
-
-(with_template [<name> <caveat>]
-  [(`` (documentation: <name>
-         (format "Produce a character" (,, (template.text [<caveat>])) " if the parser fails.")))]
-
-  [/.not  ""]
-  [/.not! " (as a slice)"]
-  )
-
-(documentation: /.this
-  "Checks that a specific text shows up in the input."
-  [(this reference)])
-
-(documentation: /.end
-  "Ensure the parser's input is empty.")
-
-(documentation: /.next
-  "Yields the next character (without consuming it from the input).")
-
-(documentation: /.remaining
-  "Get all of the remaining input (without consuming it).")
-
-(documentation: /.range
-  "Only yields characters within a range."
-  [(range bottom top)])
-
-(with_template [<name> <desc>]
-  [(documentation: <name>
-     (format "Only yields " <desc> " characters."))]
-
-  [/.upper "uppercase"]
-  [/.lower "lowercase"]
-  [/.decimal "decimal"]
-  [/.octal "octal"]
-  )
-
-(documentation: /.alpha
-  "Yields alphabetic characters.")
-
-(documentation: /.alpha_num
-  "Yields alphanumeric characters.")
-
-(documentation: /.hexadecimal
-  "Yields hexadecimal digits.")
-
-(with_template [<name> <description_modifier>]
-  [(documentation: <name>
-     (format "Yields characters that are" <description_modifier> " part of a piece of text."))]
-
-  [/.one_of ""]
-  [/.none_of " not"]
-  )
-
-(with_template [<name> <description_modifier>]
-  [(documentation: <name>
-     (format "Yields characters (as a slice) that are" <description_modifier> " part of a piece of text."))]
-
-  [/.one_of! ""]
-  [/.none_of! " not"]
-  )
-
-(documentation: /.satisfies
-  "Yields characters that satisfy a predicate."
-  [(satisfies parser)])
-
-(documentation: /.space
-  "Yields white-space.")
-
-(documentation: /.and
-  "Yields the outputs of both parsers composed together."
-  [(and left right)])
-
-(documentation: /.and!
-  "Yields the outputs of both parsers composed together (as a slice)."
-  [(and! left right)])
-
-(with_template [<text> <slice>]
-  [(`` (documentation: <text>
-         (format "Yields " (,, (template.text [<name>])) " characters as a single continuous text.")))
-   (`` (documentation: <slice>
-         (format "Yields " (,, (template.text [<name>])) " characters as a single continuous text (as a slice).")))]
-
-  [/.some /.some!]
-  [/.many /.many!]
-  )
-
-(with_template [<text> <slice> <doc_modifier>]
-  [(`` (documentation: <text>
-         (format "Yields " <doc_modifier> " N characters.")))
-   (`` (documentation: <slice>
-         (format "Yields " <doc_modifier> " N characters (as a slice).")))]
-
-  [/.exactly  /.exactly!  "exactly"]
-  [/.at_most  /.at_most!  "at most"]
-  [/.at_least /.at_least! "at least"]
-  )
-
-(documentation: /.between
-  ""
-  [(between minimum additional parser)])
-
-(documentation: /.between!
-  ""
-  [(between! minimum additional parser)])
-
-(documentation: /.enclosed
-  ""
-  [(enclosed [start end] parser)])
-
-(documentation: /.local
-  "Applies a parser against the given input."
-  [(local local_input parser)])
-
-(documentation: /.slice
-  "Converts a slice to a block of text."
-  [(slice parser)])
-
-(documentation: /.then
-  "Embeds a text parser into an arbitrary parser that yields text."
-  [(then structured text)])
-
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            ""
-            [..Offset
-             ..Parser
-             ..Slice
-             ..result
-             ..offset
-
-             ..any ..any!
-             ..not ..not!
-             
-             ..this
-             ..end
-             ..next
-             ..remaining
-             ..range
-
-             ..upper
-             ..lower
-             ..decimal
-             ..octal
-             
-             ..alpha
-             ..alpha_num
-             ..hexadecimal
-
-             ..one_of ..one_of!
-             ..none_of ..none_of!
-             
-             ..satisfies
-             ..space
-             ..and ..and!
-
-             ..some ..some!
-             ..many ..many!
-             
-
-             ..exactly ..exactly!
-             ..at_most ..at_most!
-             ..at_least ..at_least!
-             
-             ..between
-             ..between!
-             ..enclosed
-             ..local
-             ..slice
-             ..then
-
-             ($.default /.unconsumed_input)
-             ($.default /.expected_to_fail)
-             ($.default /.cannot_parse)
-             ($.default /.cannot_slice)
-             ($.default /.cannot_match)
-             ($.default /.character_should_be)
-             ($.default /.character_should_not_be)
-             ($.default /.character_does_not_satisfy_predicate)]
-            []))
diff --git a/stdlib/source/documentation/lux/control/parser/tree.lux b/stdlib/source/documentation/lux/control/parser/tree.lux
deleted file mode 100644
index e9c4cd289..000000000
--- a/stdlib/source/documentation/lux/control/parser/tree.lux
+++ /dev/null
@@ -1,70 +0,0 @@
-(.require
- [library
-  [lux (.except left right)
-   ["$" documentation (.only documentation:)]
-   [data
-    [text (.only \n)
-     ["%" \\format (.only format)]]]]]
- [\\library
-  ["[0]" /]])
-
-(documentation: (/.Parser it)
-  "A parser of arbitrary trees.")
-
-(documentation: /.result'
-  "Applies the parser against a tree zipper."
-  [(result' parser zipper)])
-
-(documentation: /.result
-  "Applies the parser against a tree."
-  [(result parser tree)])
-
-(documentation: /.value
-  "Yields the value inside the current tree node.")
-
-(with_template [<name> <doc>]
-  [(documentation: <name>
-     <doc>)]
-
-  [/.down "Move down."]
-  [/.up "Move up."]
-
-  [/.right "Move to the right."]
-  [/.rightmost "Move to the rightmost node."]
-
-  [/.left "Move to the left."]
-  [/.leftmost "Move to the leftmost node."]
-  
-  [/.next "Move to the next node."]
-  [/.end "Move to the last node."]
-  
-  [/.previous "Move to the previous node."]
-  [/.start "Move to the root node."]
-  )
-
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            ""
-            [..Parser
-             ..result'
-             ..result
-             ..value
-
-             ..down
-             ..up
-
-             ..right
-             ..rightmost
-
-             ..left
-             ..leftmost
-             
-             ..next
-             ..end
-             
-             ..previous
-             ..start
-             
-             ($.default /.cannot_move_further)]
-            []))
diff --git a/stdlib/source/documentation/lux/control/parser/xml.lux b/stdlib/source/documentation/lux/control/parser/xml.lux
deleted file mode 100644
index c5ca5af74..000000000
--- a/stdlib/source/documentation/lux/control/parser/xml.lux
+++ /dev/null
@@ -1,58 +0,0 @@
-(.require
- [library
-  [lux (.except)
-   ["$" documentation (.only documentation:)]
-   [data
-    [text (.only \n)
-     ["%" \\format (.only format)]]]]]
- [\\library
-  ["[0]" /]])
-
-(documentation: (/.Parser it)
-  "A parser of XML-encoded data.")
-
-(documentation: /.result
-  (format "Applies a parser against a stream of XML documents."
-          \n "Verifies that all of the inputs are consumed by the parser.")
-  [(result parser documents)])
-
-(documentation: /.text
-  "Yields text from a text node.")
-
-(documentation: /.tag
-  "Yields the tag from the next node.")
-
-(documentation: /.attribute
-  "Yields the value of an attribute in the current node."
-  [(attribute name)])
-
-(documentation: /.node
-  "Parses the contents of the next node if the tag matches."
-  [(node expected parser)])
-
-(documentation: /.any
-  "Yields the next node.")
-
-(documentation: /.somewhere
-  "Applies the parser somewhere among the remaining inputs; instead of demanding that the parser succeeds against the immediate inputs."
-  [(somewhere parser)])
-
-(.def .public documentation
-  (.List $.Module)
-  ($.module /._
-            ""
-            [..Parser
-             ..result
-             ..text
-             ..tag
-             ..attribute
-             ..node
-             ..any
-             ..somewhere
-             ($.default /.empty_input)
-             ($.default /.unexpected_input)
-             ($.default /.wrong_tag)
-             ($.default /.unknown_attribute)
-             ($.default /.unconsumed_inputs)
-             ($.default /.nowhere)]
-            []))
diff --git a/stdlib/source/documentation/lux/data/collection/tree.lux b/stdlib/source/documentation/lux/data/collection/tree.lux
index f0d165a5b..fca76d251 100644
--- a/stdlib/source/documentation/lux/data/collection/tree.lux
+++ b/stdlib/source/documentation/lux/data/collection/tree.lux
@@ -5,12 +5,54 @@
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]]]
+ ["[0]" \\parser]
  [\\library
   ["[0]" /]]
  ["[0]" /
   ["[1][0]" finger]
   ["[1][0]" zipper]])
 
+(`` (.def \\parser
+      (.List $.Module)
+      ($.module \\parser._
+                ""
+                [($.default \\parser.cannot_move_further)
+
+                 ($.documentation (\\parser.Parser it)
+                   "A parser of arbitrary trees.")
+
+                 ($.documentation \\parser.result'
+                   "Applies the parser against a tree zipper."
+                   [(result' parser zipper)])
+
+                 ($.documentation \\parser.result
+                   "Applies the parser against a tree."
+                   [(result parser tree)])
+
+                 ($.documentation \\parser.value
+                   "Yields the value inside the current tree node.")
+
+                 (,, (with_template [<name> <doc>]
+                       [($.documentation <name>
+                          <doc>)]
+
+                       [\\parser.down "Move down."]
+                       [\\parser.up "Move up."]
+
+                       [\\parser.right "Move to the right."]
+                       [\\parser.rightmost "Move to the rightmost node."]
+
+                       [\\parser.left "Move to the left."]
+                       [\\parser.leftmost "Move to the leftmost node."]
+                       
+                       [\\parser.next "Move to the next node."]
+                       [\\parser.end "Move to the last node."]
+                       
+                       [\\parser.previous "Move to the previous node."]
+                       [\\parser.start "Move to the root node."]
+                       ))]
+                [])))
+
 (.def .public documentation
   (.List $.Module)
   ($.module /._
@@ -41,5 +83,7 @@
                           {34 {}
                               56 {}
                               78 {90 {}}}))])]
-            [/finger.documentation
+            [..\\parser
+             
+             /finger.documentation
              /zipper.documentation]))
diff --git a/stdlib/source/documentation/lux/data/format/json.lux b/stdlib/source/documentation/lux/data/format/json.lux
index 25026ef6f..d263a0dfa 100644
--- a/stdlib/source/documentation/lux/data/format/json.lux
+++ b/stdlib/source/documentation/lux/data/format/json.lux
@@ -4,10 +4,77 @@
    ["$" documentation]
    [data
     [text (.only \n)
-     ["%" \\format (.only format)]]]]]
+     ["%" \\format (.only format)]]]
+   [meta
+    [macro
+     ["[0]" template]]]]]
+ ["[0]" \\parser]
  [\\library
   ["[0]" /]])
 
+(`` (.def \\parser
+      (.List $.Module)
+      ($.module \\parser._
+                ""
+                [($.default \\parser.unconsumed_input)
+                 ($.default \\parser.empty_input)
+                 ($.default \\parser.unexpected_value)
+                 ($.default \\parser.value_mismatch)
+
+                 ($.documentation (\\parser.Parser it)
+                   "A JSON parser.")
+
+                 ($.documentation \\parser.result
+                   (format "Executes the parser against a JSON object."
+                           \n "Verifies that all of the JSON was consumed by the parser.")
+                   [(result parser json)])
+
+                 ($.documentation \\parser.any
+                   "Just returns the JSON input without applying any logic.")
+
+                 (,, (with_template [<name>]
+                       [(`` ($.documentation <name>
+                              (format "Reads a JSON value as " (,, (template.text [<name>])) ".")))]
+
+                       [\\parser.null]
+                       [\\parser.boolean]
+                       [\\parser.number]
+                       [\\parser.string]
+                       ))
+
+                 (,, (with_template [<test> <check> <read>]
+                       [(`` ($.documentation <test>
+                              (format "Asks whether a JSON value is a " (,, (template.text [<read>])) ".")))
+                        (`` ($.documentation <check>
+                              (format "Ensures a JSON value is a " (,, (template.text [<read>])) ".")))]
+
+                       [\\parser.boolean? \\parser.this_boolean ..boolean]
+                       [\\parser.number?  \\parser.this_number  ..number]
+                       [\\parser.string?  \\parser.this_string  ..string]
+                       ))
+
+                 ($.documentation \\parser.nullable
+                   "Enhances parser by adding NULL-handling."
+                   [(nullable parser)])
+
+                 ($.documentation \\parser.array
+                   "Parses the contents of a JSON array."
+                   [(array parser)])
+
+                 ($.documentation \\parser.object
+                   (format "Parses the contents of a JSON object."
+                           \n "Use this with the 'field' combinator.")
+                   [(object parser)])
+
+                 ($.documentation \\parser.field
+                   (format "Parses a field inside a JSON object."
+                           \n "Use this inside the 'object' combinator.")
+                   [(field field_name parser)])
+
+                 ($.documentation \\parser.dictionary
+                   "Parses a dictionary-like JSON object.")]
+                [])))
+
 (`` (.def .public documentation
       (.List $.Module)
       ($.module /._
@@ -63,4 +130,4 @@
                        [/.array_field   "arrays"]
                        [/.object_field  "objects"]
                        ))]
-                [])))
+                [..\\parser])))
diff --git a/stdlib/source/documentation/lux/data/format/xml.lux b/stdlib/source/documentation/lux/data/format/xml.lux
index d49299af6..70f4855b0 100644
--- a/stdlib/source/documentation/lux/data/format/xml.lux
+++ b/stdlib/source/documentation/lux/data/format/xml.lux
@@ -5,9 +5,51 @@
    [data
     [text (.only \n)
      ["%" \\format (.only format)]]]]]
+ ["[0]" \\parser]
  [\\library
   ["[0]" /]])
 
+(.def \\parser
+  (.List $.Module)
+  ($.module \\parser._
+            ""
+            [($.default \\parser.empty_input)
+             ($.default \\parser.unexpected_input)
+             ($.default \\parser.wrong_tag)
+             ($.default \\parser.unknown_attribute)
+             ($.default \\parser.unconsumed_inputs)
+             ($.default \\parser.nowhere)
+
+             ($.documentation (\\parser.Parser it)
+               "A parser of XML-encoded data.")
+
+             ($.documentation \\parser.result
+               (format "Applies a parser against a stream of XML documents."
+                       \n "Verifies that all of the inputs are consumed by the parser.")
+               [(result parser documents)])
+
+             ($.documentation \\parser.text
+               "Yields text from a text node.")
+
+             ($.documentation \\parser.tag
+               "Yields the tag from the next node.")
+
+             ($.documentation \\parser.attribute
+               "Yields the value of an attribute in the current node."
+               [(attribute name)])
+
+             ($.documentation \\parser.node
+               "Parses the contents of the next node if the tag matches."
+               [(node expected parser)])
+
+             ($.documentation \\parser.any
+               "Yields the next node.")
+
+             ($.documentation \\parser.somewhere
+               "Applies the parser somewhere among the remaining inputs; instead of demanding that the parser succeeds against the immediate inputs."
+               [(somewhere parser)])]
+            []))
+
 (.def .public documentation
   (.List $.Module)
   ($.module /._
@@ -28,4 +70,4 @@
 
              ($.documentation /.attribute
                "The text format of a XML attribute.")]
-            []))
+            [..\\parser]))
diff --git a/stdlib/source/documentation/lux/data/text.lux b/stdlib/source/documentation/lux/data/text.lux
index 3be4f68f6..03023fcc1 100644
--- a/stdlib/source/documentation/lux/data/text.lux
+++ b/stdlib/source/documentation/lux/data/text.lux
@@ -1,16 +1,20 @@
 (.require
  [library
   [lux (.except)
-   ["$" documentation]]]
+   ["$" documentation]
+   [meta
+    [macro
+     ["[0]" template]]]]]
  ["[0]" /
   ["[1][0]" buffer]
   ["[1][0]" encoding]
   ["[1][0]" escape]
   ["[1][0]" regex]
   ["[1][0]" unicode]]
- ["[0]" \\format]
+ ["[0]" \\format (.only format)]
+ ["[0]" \\parser]
  [\\library
-  ["[0]" /]])
+  ["[0]" / (.only \n)]])
 
 (.def \\format
   (.List $.Module)
@@ -70,6 +74,163 @@
                [(format "Static part " (text static) " does not match URI: " uri)])]
             []))
 
+(`` (.def \\parser
+      (.List $.Module)
+      ($.module \\parser._
+                ""
+                [($.default \\parser.unconsumed_input)
+                 ($.default \\parser.expected_to_fail)
+                 ($.default \\parser.cannot_parse)
+                 ($.default \\parser.cannot_slice)
+                 ($.default \\parser.cannot_match)
+                 ($.default \\parser.character_should_be)
+                 ($.default \\parser.character_should_not_be)
+                 ($.default \\parser.character_does_not_satisfy_predicate)
+
+                 ($.documentation \\parser.Offset
+                   "An offset into a block of text.")
+
+                 ($.documentation (\\parser.Parser it)
+                   "A parser for text.")
+
+                 ($.documentation \\parser.Slice
+                   "A slice of a block of text.")
+
+                 ($.documentation \\parser.result
+                   (format "Executes a parser against a block of text."
+                           \n "Verifies that the entire input has been processed.")
+                   [(result parser input)])
+
+                 ($.documentation \\parser.offset
+                   "Yields the current offset into the input.")
+
+                 ($.documentation \\parser.any
+                   "Yields the next character without applying any logic.")
+
+                 ($.documentation \\parser.any!
+                   "Yields the next character (as a slice) without applying any logic.")
+
+                 (,, (with_template [<name> <caveat>]
+                       [(`` ($.documentation <name>
+                              (format "Produce a character" (,, (template.text [<caveat>])) " if the parser fails.")))]
+
+                       [\\parser.not  ""]
+                       [\\parser.not! " (as a slice)"]
+                       ))
+
+                 ($.documentation \\parser.this
+                   "Checks that a specific text shows up in the input."
+                   [(this reference)])
+
+                 ($.documentation \\parser.end
+                   "Ensure the parser's input is empty.")
+
+                 ($.documentation \\parser.next
+                   "Yields the next character (without consuming it from the input).")
+
+                 ($.documentation \\parser.remaining
+                   "Get all of the remaining input (without consuming it).")
+
+                 ($.documentation \\parser.range
+                   "Only yields characters within a range."
+                   [(range bottom top)])
+
+                 (,, (with_template [<name> <desc>]
+                       [($.documentation <name>
+                          (format "Only yields " <desc> " characters."))]
+
+                       [\\parser.upper "uppercase"]
+                       [\\parser.lower "lowercase"]
+                       [\\parser.decimal "decimal"]
+                       [\\parser.octal "octal"]
+                       ))
+
+                 ($.documentation \\parser.alpha
+                   "Yields alphabetic characters.")
+
+                 ($.documentation \\parser.alpha_num
+                   "Yields alphanumeric characters.")
+
+                 ($.documentation \\parser.hexadecimal
+                   "Yields hexadecimal digits.")
+
+                 (,, (with_template [<name> <description_modifier>]
+                       [($.documentation <name>
+                          (format "Yields characters that are" <description_modifier> " part of a piece of text."))]
+
+                       [\\parser.one_of ""]
+                       [\\parser.none_of " not"]
+                       ))
+
+                 (,, (with_template [<name> <description_modifier>]
+                       [($.documentation <name>
+                          (format "Yields characters (as a slice) that are" <description_modifier> " part of a piece of text."))]
+
+                       [\\parser.one_of! ""]
+                       [\\parser.none_of! " not"]
+                       ))
+
+                 ($.documentation \\parser.satisfies
+                   "Yields characters that satisfy a predicate."
+                   [(satisfies parser)])
+
+                 ($.documentation \\parser.space
+                   "Yields white-space.")
+
+                 ($.documentation \\parser.and
+                   "Yields the outputs of both parsers composed together."
+                   [(and left right)])
+
+                 ($.documentation \\parser.and!
+                   "Yields the outputs of both parsers composed together (as a slice)."
+                   [(and! left right)])
+
+                 (,, (with_template [<text> <slice>]
+                       [(`` ($.documentation <text>
+                              (format "Yields " (,, (template.text [<name>])) " characters as a single continuous text.")))
+                        (`` ($.documentation <slice>
+                              (format "Yields " (,, (template.text [<name>])) " characters as a single continuous text (as a slice).")))]
+
+                       [\\parser.some \\parser.some!]
+                       [\\parser.many \\parser.many!]
+                       ))
+
+                 (,, (with_template [<text> <slice> <doc_modifier>]
+                       [(`` ($.documentation <text>
+                              (format "Yields " <doc_modifier> " N characters.")))
+                        (`` ($.documentation <slice>
+                              (format "Yields " <doc_modifier> " N characters (as a slice).")))]
+
+                       [\\parser.exactly  \\parser.exactly!  "exactly"]
+                       [\\parser.at_most  \\parser.at_most!  "at most"]
+                       [\\parser.at_least \\parser.at_least! "at least"]
+                       ))
+
+                 ($.documentation \\parser.between
+                   ""
+                   [(between minimum additional parser)])
+
+                 ($.documentation \\parser.between!
+                   ""
+                   [(between! minimum additional parser)])
+
+                 ($.documentation \\parser.enclosed
+                   ""
+                   [(enclosed [start end] parser)])
+
+                 ($.documentation \\parser.local
+                   "Applies a parser against the given input."
+                   [(local local_input parser)])
+
+                 ($.documentation \\parser.slice
+                   "Converts a slice to a block of text."
+                   [(slice parser)])
+
+                 ($.documentation \\parser.then
+                   "Embeds a text parser into an arbitrary parser that yields text."
+                   [(then structured text)])]
+                [])))
+
 (.def .public documentation
   (.List $.Module)
   ($.module /._
@@ -197,6 +358,7 @@
                "Checks whether the character is white-space."
                [(space? char)])]
             [..\\format
+             ..\\parser
              
              /buffer.documentation
              /encoding.documentation
diff --git a/stdlib/source/documentation/lux/ffi.jvm.lux b/stdlib/source/documentation/lux/ffi.jvm.lux
index bc804020f..e095e8a15 100644
--- a/stdlib/source/documentation/lux/ffi.jvm.lux
+++ b/stdlib/source/documentation/lux/ffi.jvm.lux
@@ -182,11 +182,11 @@
                         (dosomething else)
                         (finish the computation)))])
 
-                 ($.documentation /.do_to
+                 ($.documentation /.to
                    "Call a variety of methods on an object. Then, return the object."
-                   [(do_to object
-                      (ClassName::method1 arg0 arg1 arg2)
-                      (ClassName::method2 arg3 arg4 arg5))])
+                   [(to object
+                        (ClassName::method1 arg0 arg1 arg2)
+                        (ClassName::method2 arg3 arg4 arg5))])
 
                  ($.documentation /.import
                    "Allows importing JVM classes, and using them as types."
diff --git a/stdlib/source/documentation/lux/ffi.old.lux b/stdlib/source/documentation/lux/ffi.old.lux
index 5bc8cd6cc..e0e667494 100644
--- a/stdlib/source/documentation/lux/ffi.old.lux
+++ b/stdlib/source/documentation/lux/ffi.old.lux
@@ -138,11 +138,11 @@
                         (do_something else)
                         (finish the computation)))])
 
-                 ($.documentation /.do_to
+                 ($.documentation /.to
                    "Call a variety of methods on an object. Then, return the object."
-                   [(do_to object
-                      (ClassName::method0 arg0 arg1 arg2)
-                      (ClassName::method1 arg3 arg4 arg5))])
+                   [(to object
+                        (ClassName::method0 arg0 arg1 arg2)
+                        (ClassName::method1 arg3 arg4 arg5))])
 
                  ($.documentation /.import
                    (format "Allows importing JVM classes, and using them as types."
diff --git a/stdlib/source/documentation/lux/meta.lux b/stdlib/source/documentation/lux/meta.lux
index 7a0ab78d6..71dc925dd 100644
--- a/stdlib/source/documentation/lux/meta.lux
+++ b/stdlib/source/documentation/lux/meta.lux
@@ -12,7 +12,8 @@
   ["[1][0]" location]
   ["[1][0]" symbol]
   ["[1][0]" type]
-  ["[1][0]" macro]])
+  ["[1][0]" macro]
+  ["[1][0]" target]])
 
 (.def .public documentation
   (.List $.Module)
@@ -167,4 +168,5 @@
              /location.documentation
              /symbol.documentation
              /type.documentation
-             /macro.documentation]))
+             /macro.documentation
+             /target.documentation]))
diff --git a/stdlib/source/documentation/lux/world/console.lux b/stdlib/source/documentation/lux/world/console.lux
index ecda5918d..b2a2f1d15 100644
--- a/stdlib/source/documentation/lux/world/console.lux
+++ b/stdlib/source/documentation/lux/world/console.lux
@@ -2,10 +2,11 @@
  [library
   [lux (.except)
    ["$" documentation]
-   ["@" target]
    [data
     ["[0]" text (.only \n)
-     ["%" \\format (.only format)]]]]]
+     ["%" \\format (.only format)]]]
+   [meta
+    ["@" target]]]]
  [\\library
   ["[0]" /]])
 
diff --git a/stdlib/source/documentation/lux/world/file.lux b/stdlib/source/documentation/lux/world/file.lux
index 61ed8c379..04ba576a5 100644
--- a/stdlib/source/documentation/lux/world/file.lux
+++ b/stdlib/source/documentation/lux/world/file.lux
@@ -2,10 +2,11 @@
  [library
   [lux (.except)
    ["$" documentation]
-   ["@" target]
    [data
     ["[0]" text (.only \n)
-     ["%" \\format (.only format)]]]]]
+     ["%" \\format (.only format)]]]
+   [meta
+    ["@" target]]]]
  [\\library
   ["[0]" /]]
  ["[0]" /
diff --git a/stdlib/source/documentation/lux/world/file/watch.lux b/stdlib/source/documentation/lux/world/file/watch.lux
index 5f7e7d311..75ca237dd 100644
--- a/stdlib/source/documentation/lux/world/file/watch.lux
+++ b/stdlib/source/documentation/lux/world/file/watch.lux
@@ -2,10 +2,11 @@
  [library
   [lux (.except)
    ["$" documentation]
-   ["@" target]
    [data
     ["[0]" text (.only \n)
-     ["%" \\format (.only format)]]]]]
+     ["%" \\format (.only format)]]]
+   [meta
+    ["@" target]]]]
  [\\library
   ["[0]" /]])
 
diff --git a/stdlib/source/documentation/lux/world/net/http/client.lux b/stdlib/source/documentation/lux/world/net/http/client.lux
index 3a98dd668..fe77ae817 100644
--- a/stdlib/source/documentation/lux/world/net/http/client.lux
+++ b/stdlib/source/documentation/lux/world/net/http/client.lux
@@ -2,11 +2,11 @@
  [library
   [lux (.except)
    ["$" documentation]
-   ["@" target]
    [data
     ["[0]" text (.only \n)
      ["%" \\format (.only format)]]]
    [meta
+    ["@" target]
     [macro
      ["[0]" template]]]]]
  [\\library
diff --git a/stdlib/source/documentation/lux/world/shell.lux b/stdlib/source/documentation/lux/world/shell.lux
index 851d4009e..f551aa6ce 100644
--- a/stdlib/source/documentation/lux/world/shell.lux
+++ b/stdlib/source/documentation/lux/world/shell.lux
@@ -2,10 +2,11 @@
  [library
   [lux (.except)
    ["$" documentation]
-   ["@" target]
    [data
     ["[0]" text (.only \n)
-     ["%" \\format (.only format)]]]]]
+     ["%" \\format (.only format)]]]
+   [meta
+    ["@" target]]]]
  [\\library
   ["[0]" /]])
 
diff --git a/stdlib/source/library/lux/ffi.jvm.lux b/stdlib/source/library/lux/ffi.jvm.lux
index 43fcd5c3c..f465089d7 100644
--- a/stdlib/source/library/lux/ffi.jvm.lux
+++ b/stdlib/source/library/lux/ffi.jvm.lux
@@ -1461,7 +1461,7 @@
               body <code>.any])
     (in (list (` ("jvm object synchronized" (, lock) (, body)))))))
 
-(def .public do_to
+(def .public to
   (syntax (_ [obj <code>.any
               methods (<>.some partial_call^)])
     (with_symbols [g!obj]
diff --git a/stdlib/source/library/lux/ffi.old.lux b/stdlib/source/library/lux/ffi.old.lux
index 99158d8a9..e9385c61a 100644
--- a/stdlib/source/library/lux/ffi.old.lux
+++ b/stdlib/source/library/lux/ffi.old.lux
@@ -1315,7 +1315,7 @@
               body <code>.any])
     (in (list (` ("jvm object synchronized" (, lock) (, body)))))))
 
-(def .public do_to
+(def .public to
   (syntax (_ [obj <code>.any
               methods (<>.some partial_call^)])
     (with_symbols [g!obj]
diff --git a/stdlib/source/library/lux/meta.lux b/stdlib/source/library/lux/meta.lux
index 611028e8e..a1bb5d944 100644
--- a/stdlib/source/library/lux/meta.lux
+++ b/stdlib/source/library/lux/meta.lux
@@ -242,7 +242,8 @@
       (case (|> lux
                 (the [.#type_context .#var_bindings])
                 (type_variable var))
-        (^.or {.#None} {.#Some {.#Var _}})
+        (^.or {.#None}
+              {.#Some {.#Var _}})
         {try.#Success [lux type]}
 
         {.#Some type'}
diff --git a/stdlib/source/library/lux/meta/target/jvm/loader.lux b/stdlib/source/library/lux/meta/target/jvm/loader.lux
index cb423bba7..627b10cd5 100644
--- a/stdlib/source/library/lux/meta/target/jvm/loader.lux
+++ b/stdlib/source/library/lux/meta/target/jvm/loader.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except)
-   ["[0]" ffi (.only import object do_to)]
+   ["[0]" ffi (.only import object to)]
    [abstract
     [monad (.only do)]]
    [control
@@ -76,10 +76,10 @@
                                           (java/lang/Integer::TYPE)))
                         (ffi.write! 3 (as <elemT>
                                           (java/lang/Integer::TYPE))))]
-      (do_to (java/lang/Class::getDeclaredMethod (ffi.as_string "defineClass")
-                                                 signature
-                                                 (ffi.class_for java/lang/ClassLoader))
-        (java/lang/reflect/AccessibleObject::setAccessible true)))))
+      (to (java/lang/Class::getDeclaredMethod (ffi.as_string "defineClass")
+                                              signature
+                                              (ffi.class_for java/lang/ClassLoader))
+          (java/lang/reflect/AccessibleObject::setAccessible true)))))
 
 (def .public (define class_name bytecode loader)
   (-> Text Binary java/lang/ClassLoader (Try java/lang/Object))
diff --git a/stdlib/source/library/lux/tool/compiler/language/lux/phase/generation/jvm/host.lux b/stdlib/source/library/lux/tool/compiler/language/lux/phase/generation/jvm/host.lux
index 1212056f5..0e1ec0f97 100644
--- a/stdlib/source/library/lux/tool/compiler/language/lux/phase/generation/jvm/host.lux
+++ b/stdlib/source/library/lux/tool/compiler/language/lux/phase/generation/jvm/host.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except Definition)
-   ["[0]" ffi (.only import do_to object)]
+   ["[0]" ffi (.only import object)]
    [abstract
     [monad (.only do)]]
    [control
diff --git a/stdlib/source/library/lux/tool/compiler/meta/packager/jvm.lux b/stdlib/source/library/lux/tool/compiler/meta/packager/jvm.lux
index 63e347408..b783f1262 100644
--- a/stdlib/source/library/lux/tool/compiler/meta/packager/jvm.lux
+++ b/stdlib/source/library/lux/tool/compiler/meta/packager/jvm.lux
@@ -1,7 +1,7 @@
 (.require
  [library
   [lux (.except Module Definition)
-   ["[0]" ffi (.only import do_to)]
+   ["[0]" ffi (.only import to)]
    [abstract
     ["[0]" monad (.only Monad do)]]
    [control
@@ -136,19 +136,19 @@
 (def (manifest program)
   (-> (Maybe unit.ID) java/util/jar/Manifest)
   (let [manifest (java/util/jar/Manifest::new)
-        attrs (do_to (java/util/jar/Manifest::getMainAttributes manifest)
-                (java/util/jar/Attributes::put (java/util/jar/Attributes$Name::MANIFEST_VERSION)
-                                               (ffi.as_string ..manifest_version)))]
+        attrs (to (java/util/jar/Manifest::getMainAttributes manifest)
+                  (java/util/jar/Attributes::put (java/util/jar/Attributes$Name::MANIFEST_VERSION)
+                                                 (ffi.as_string ..manifest_version)))]
     (exec
       (case program
         {.#Some program}
-        (do_to attrs
-          (java/util/jar/Attributes::put (java/util/jar/Attributes$Name::MAIN_CLASS)
-                                         (|> program
-                                             runtime.class_name
-                                             name.internal
-                                             name.external
-                                             ffi.as_string)))
+        (to attrs
+            (java/util/jar/Attributes::put (java/util/jar/Attributes$Name::MAIN_CLASS)
+                                           (|> program
+                                               runtime.class_name
+                                               name.internal
+                                               name.external
+                                               ffi.as_string)))
         
         {.#None}
         attrs)
@@ -165,10 +165,10 @@
     (do try.monad
       [_ (java/util/jar/JarOutputStream::putNextEntry (java/util/jar/JarEntry::new (ffi.as_string class_path))
                                                       sink)]
-      (in (do_to sink
-            (java/util/zip/ZipOutputStream::write content (ffi.as_int +0) (ffi.as_int (.int (binary.size content))))
-            (java/io/Flushable::flush)
-            (java/util/zip/ZipOutputStream::closeEntry))))))
+      (in (to sink
+              (java/util/zip/ZipOutputStream::write content (ffi.as_int +0) (ffi.as_int (.int (binary.size content))))
+              (java/io/Flushable::flush)
+              (java/util/zip/ZipOutputStream::closeEntry))))))
 
 (def (write_module static necessary_dependencies [module output] sink)
   (-> Context (Set unit.ID) [module.ID Output] java/util/jar/JarOutputStream
@@ -260,10 +260,10 @@
                 (let [[entry_size entry_data] (read_jar_entry entry input)]
                   (again (set.has entry_path entries)
                          duplicates
-                         (do_to sink
-                           (java/util/zip/ZipOutputStream::write entry_data (ffi.as_int +0) (ffi.as_int (.int entry_size)))
-                           (java/io/Flushable::flush)
-                           (java/util/zip/ZipOutputStream::closeEntry)))))
+                         (to sink
+                             (java/util/zip/ZipOutputStream::write entry_data (ffi.as_int +0) (ffi.as_int (.int entry_size)))
+                             (java/io/Flushable::flush)
+                             (java/util/zip/ZipOutputStream::closeEntry)))))
               (again entries
                      duplicates
                      sink))))))))
@@ -286,9 +286,9 @@
                                                 [(set.empty text.hash)
                                                  (set.empty text.hash)
                                                  sink]))
-       .let [_ (do_to sink
-                 (java/io/Flushable::flush)
-                 (java/io/Closeable::close))]]
+       .let [_ (to sink
+                   (java/io/Flushable::flush)
+                   (java/io/Closeable::close))]]
       (in (|> buffer
               java/io/ByteArrayOutputStream::toByteArray
               {.#Left})))))
diff --git a/stdlib/source/test/lux/ffi.jvm.lux b/stdlib/source/test/lux/ffi.jvm.lux
index 755312f27..9e900469a 100644
--- a/stdlib/source/test/lux/ffi.jvm.lux
+++ b/stdlib/source/test/lux/ffi.jvm.lux
@@ -615,10 +615,10 @@
      dummy/0 random_long
      dummy/1 random_long
      dummy/2 random_long
-     .let [object/9 (/.do_to (is (test/TestClass9 java/lang/Long)
-                                 (test/TestClass9::new dummy/0))
-                      (test/TestClass9::set_actual9 dummy/1)
-                      (test/TestClass9::set_actual9 dummy/2))
+     .let [object/9 (/.to (is (test/TestClass9 java/lang/Long)
+                              (test/TestClass9::new dummy/0))
+                          (test/TestClass9::set_actual9 dummy/1)
+                          (test/TestClass9::set_actual9 dummy/2))
            example/9!
            (|> object/9
                test/TestClass9::get_actual9
@@ -663,7 +663,7 @@
                 ))
          (_.coverage [/.cannot_write_to_field]
            example/11!)
-         (_.coverage [/.do_to]
+         (_.coverage [/.to]
            example/9!)
          )))
 
diff --git a/stdlib/source/test/lux/ffi.old.lux b/stdlib/source/test/lux/ffi.old.lux
index a5beca2bb..e16dbd84d 100644
--- a/stdlib/source/test/lux/ffi.old.lux
+++ b/stdlib/source/test/lux/ffi.old.lux
@@ -213,11 +213,11 @@
            (|> (/.class_for java/lang/Class)
                java/lang/Class::getName
                (text#= "java.lang.Class")))
-         (_.coverage [/.class /.do_to]
-           (|> (/.do_to (test/lux/ffi/TestClass::new increase counter)
-                 (test/lux/ffi/TestClass::upC)
-                 (test/lux/ffi/TestClass::upC)
-                 (test/lux/ffi/TestClass::downC))
+         (_.coverage [/.class /.to]
+           (|> (/.to (test/lux/ffi/TestClass::new increase counter)
+                     (test/lux/ffi/TestClass::upC)
+                     (test/lux/ffi/TestClass::upC)
+                     (test/lux/ffi/TestClass::downC))
                test/lux/ffi/TestClass::currentC
                (i.= (i.+ increase counter))))
          (_.coverage [/.interface /.object]