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-rw-r--r--stdlib/source/lux.lux162
-rw-r--r--stdlib/source/lux/data/number.lux105
-rw-r--r--stdlib/source/lux/data/text.lux8
-rw-r--r--stdlib/source/lux/math/complex.lux8
4 files changed, 136 insertions, 147 deletions
diff --git a/stdlib/source/lux.lux b/stdlib/source/lux.lux
index 06c0fd2fd..c6018398b 100644
--- a/stdlib/source/lux.lux
+++ b/stdlib/source/lux.lux
@@ -1666,6 +1666,13 @@
(#Cons [[k' v] dict'])
(#Cons [[k' v'] (put k v dict')]))))
+(def:''' #export (log! message)
+ (list [["lux" "doc"] (#TextA "Logs message to standard output.
+
+ Useful for debugging.")])
+ (-> Text Unit)
+ (_lux_proc ["io" "log"] [message]))
+
(def:''' (Text/append x y)
#Nil
(-> Text Text Text)
@@ -2241,13 +2248,6 @@
(-> Bool Bool)
(if x false true))
-(def:''' #export (log! message)
- (list [["lux" "doc"] (#TextA "Logs message to standard output.
-
- Useful for debugging.")])
- (-> Text Unit)
- (_lux_proc ["io" "log!"] [message]))
-
(def:''' (find-macro' modules current-module module name)
#Nil
(-> ($' List (& Text Module))
@@ -2568,7 +2568,7 @@
(macro:' #export (Rec tokens)
(list [["lux" "doc"] (#TextA "## Parameter-less recursive types.
- ## A name has to be given to the whole type, to use it within it's body.
+ ## A name has to be given to the whole type, to use it within its body.
(Rec Self
[Int (List Self)])")])
(_lux_case tokens
@@ -3223,42 +3223,81 @@
(#Some y))))
(def: (last-index-of part text)
- (-> Text Text Int)
- (_lux_proc ["jvm" "i2l"] [(_lux_proc ["jvm" "invokevirtual:java.lang.String:lastIndexOf:java.lang.String"] [text part])]))
+ (-> Text Text (Maybe Nat))
+ (_lux_proc ["text" "last-index"] [text part]))
(def: (index-of part text)
- (-> Text Text Int)
- (_lux_proc ["jvm" "i2l"] [(_lux_proc ["jvm" "invokevirtual:java.lang.String:indexOf:java.lang.String"] [text part])]))
+ (-> Text Text (Maybe Nat))
+ (_lux_proc ["text" "index"] [text part]))
+
+(def: (clip1 from text)
+ (-> Nat Text (Maybe Text))
+ (_lux_proc ["text" "clip"] [text from (_lux_proc ["text" "size"] [text])]))
+
+(def: (clip2 from to text)
+ (-> Nat Nat Text (Maybe Text))
+ (_lux_proc ["text" "clip"] [text from to]))
+
+(def: #export (error! message)
+ {#;doc "## Causes an error, with the given error message.
+ (error! \"OH NO!\")"}
+ (-> Text Bottom)
+ (_lux_proc ["io" "error"] [message]))
-(def: (substring1 idx text)
- (-> Int Text Text)
- (_lux_proc ["jvm" "invokevirtual:java.lang.String:substring:int"] [text (_lux_proc ["jvm" "l2i"] [idx])]))
+(macro: #export (default tokens state)
+ {#;doc "## Allows you to provide a default value that will be used
+ ## if a (Maybe x) value turns out to be #;None.
+ (default 20 (#;Some 10)) => 10
-(def: (substring2 idx1 idx2 text)
- (-> Int Int Text Text)
- (_lux_proc ["jvm" "invokevirtual:java.lang.String:substring:int,int"] [text (_lux_proc ["jvm" "l2i"] [idx1]) (_lux_proc ["jvm" "l2i"] [idx2])]))
+ (default 20 #;None) => 20"}
+ (case tokens
+ (^ (list else maybe))
+ (let [g!temp (: AST [_cursor (#;SymbolS ["" ""])])
+ code (` (case (~ maybe)
+ (#;Some (~ g!temp))
+ (~ g!temp)
+
+ #;None
+ (~ else)))]
+ (#;Right [state (list code)]))
+
+ _
+ (#;Left "Wrong syntax for ?")))
(def: (split-text splitter input)
(-> Text Text (List Text))
- (let [idx (index-of splitter input)]
- (if (i.< 0 idx)
- (#Cons input #Nil)
- (#Cons (substring2 0 idx input)
- (split-text splitter (substring1 (i.+ 1 idx) input))))))
+ (case (index-of splitter input)
+ #;None
+ (#Cons input #Nil)
+
+ (#;Some idx)
+ (#Cons (default (error! "UNDEFINED")
+ (clip2 +0 idx input))
+ (split-text splitter
+ (default (error! "UNDEFINED")
+ (clip1 (n.+ +1 idx) input))))))
(def: (split-module-contexts module)
(-> Text (List Text))
- (#Cons module (let [idx (last-index-of "/" module)]
- (if (i.< 0 idx)
- #Nil
- (split-module-contexts (substring2 0 idx module))))))
+ (#Cons module (case (last-index-of "/" module)
+ #;None
+ #Nil
+
+ (#;Some idx)
+ (split-module-contexts (default (error! "UNDEFINED")
+ (clip2 +0 idx module))))))
(def: (split-module module)
(-> Text (List Text))
- (let [idx (index-of "/" module)]
- (if (i.< 0 idx)
- (list module)
- (list& (substring2 0 idx module) (split-module (substring1 (i.+ 1 idx) module))))))
+ (case (index-of "/" module)
+ #;None
+ (list module)
+
+ (#;Some idx)
+ (list& (default (error! "UNDEFINED")
+ (clip2 +0 idx module))
+ (split-module (default (error! "UNDEFINED")
+ (clip1 (n.+ +1 idx) module))))))
(def: (nth idx xs)
(All [a]
@@ -3881,22 +3920,22 @@
(def: (replace pattern value template)
(-> Text Text Text Text)
- (_lux_proc ["jvm" "invokevirtual:java.lang.String:replace:java.lang.CharSequence,java.lang.CharSequence"] [template pattern value]))
+ (_lux_proc ["text" "replace-all"] [template pattern value]))
(def: (clean-module module)
(-> Text (Lux Text))
(do Monad<Lux>
- [module-name current-module-name]
+ [current-module current-module-name]
(case (split-module module)
(^ (list& "." parts))
- (return (|> (list& module-name parts) (interpose "/") reverse (fold Text/append "")))
+ (return (|> (list& current-module parts) (interpose "/") reverse (fold Text/append "")))
parts
(let [[ups parts'] (split-with (Text/= "..") parts)
num-ups (length ups)]
(if (i.= num-ups 0)
(return module)
- (case (nth num-ups (split-module-contexts module-name))
+ (case (nth num-ups (split-module-contexts current-module))
#None
(fail (Text/append "Can't clean module: " module))
@@ -4378,26 +4417,6 @@
#let [{#module-hash _ #module-aliases _ #defs _ #imports imports #tags _ #types _ #module-anns _ #module-state _} module]]
(wrap (is-member? imports import-name))))
-(macro: #export (default tokens state)
- {#;doc "## Allows you to provide a default value that will be used
- ## if a (Maybe x) value turns out to be #;None.
- (default 20 (#;Some 10)) => 10
-
- (default 20 #;None) => 20"}
- (case tokens
- (^ (list else maybe))
- (let [g!temp (: AST [_cursor (#;SymbolS ["" ""])])
- code (` (case (~ maybe)
- (#;Some (~ g!temp))
- (~ g!temp)
-
- #;None
- (~ else)))]
- (#;Right [state (list code)]))
-
- _
- (#;Left "Wrong syntax for ?")))
-
(def: (read-refer module-name options)
(-> Text (List AST) (Lux Refer))
(do Monad<Lux>
@@ -4790,13 +4809,13 @@
_
(fail "Wrong syntax for ^template")))
-(do-template [<name> <from> <to> <converter>]
+(do-template [<name> <from> <to> <proc>]
[(def: #export (<name> n)
(-> <from> <to>)
- (_lux_proc ["jvm" <converter>] [n]))]
+ (_lux_proc <proc> [n]))]
- [real-to-int Real Int "d2l"]
- [int-to-real Int Real "l2d"]
+ [real-to-int Real Int ["real" "to-int"]]
+ [int-to-real Int Real ["int" "to-real"]]
)
(def: (find-baseline-column ast)
@@ -4874,11 +4893,10 @@
(-> <from> <to>)
(_lux_proc <op> [input]))]
- [int-to-nat ["int" "to-nat"] Int Nat]
- [nat-to-int ["nat" "to-int"] Nat Int]
-
+ [int-to-nat ["int" "to-nat"] Int Nat]
+ [nat-to-int ["nat" "to-int"] Nat Int]
[real-to-deg ["real" "to-deg"] Real Deg]
- [deg-to-real ["deg" "to-real"] Deg Real]
+ [deg-to-real ["deg" "to-real"] Deg Real]
)
(def: (repeat n x)
@@ -4897,13 +4915,11 @@
(def: (Text/size x)
(-> Text Nat)
- (:! Nat
- (_lux_proc ["jvm" "i2l"]
- [(_lux_proc ["jvm" "invokevirtual:java.lang.String:length:"] [x])])))
+ (_lux_proc ["text" "size"] [x]))
(def: (Text/trim x)
(-> Text Text)
- (_lux_proc ["jvm" "invokevirtual:java.lang.String:trim:"] [x]))
+ (_lux_proc ["text" "trim"] [x]))
(def: (update-cursor [file line column] ast-text)
(-> Cursor Text Cursor)
@@ -5468,7 +5484,7 @@
"This one should fail:"
(is 5 (i.+ 2 3)))}
(All [a] (-> a a Bool))
- (_lux_proc ["lux" "=="] [left right]))
+ (_lux_proc ["lux" "is"] [left right]))
(macro: #export (^@ tokens)
{#;doc (doc "Allows you to simultaneously bind and de-structure a value."
@@ -5514,12 +5530,6 @@
_
(fail "Wrong syntax for :!!")))
-(def: #export (error! message)
- {#;doc (doc "Causes an error, with the given error message."
- (error! "OH NO!"))}
- (-> Text Bottom)
- (_lux_proc ["jvm" "throw"] [(_lux_proc ["jvm" "new:java.lang.Error:java.lang.String"] [message])]))
-
(def: #hidden hack_Text/append
(-> Text Text Text)
Text/append)
@@ -5735,3 +5745,7 @@
(type: #export (<.> f g)
(All [a] (f (g a))))
+
+(def: #export (assume mx)
+ (All [a] (-> (Maybe a) a))
+ (default (undefined) mx))
diff --git a/stdlib/source/lux/data/number.lux b/stdlib/source/lux/data/number.lux
index 998b42ea8..ce0d5f887 100644
--- a/stdlib/source/lux/data/number.lux
+++ b/stdlib/source/lux/data/number.lux
@@ -17,7 +17,7 @@
[ Nat n.=]
[ Int i.=]
- [Deg d.=]
+ [ Deg d.=]
[Real r.=]
)
@@ -29,9 +29,9 @@
(def: > <gt>)
(def: >= <gte>))]
- [ Nat Eq<Nat> n.< n.<= n.> n.>=]
- [ Int Eq<Int> i.< i.<= i.> i.>=]
- [Deg Eq<Deg> d.< d.<= d.> d.>=]
+ [ Nat Eq<Nat> n.< n.<= n.> n.>=]
+ [ Int Eq<Int> i.< i.<= i.> i.>=]
+ [Deg Eq<Deg> d.< d.<= d.> d.>=]
[Real Eq<Real> r.< r.<= r.> r.>=]
)
@@ -100,38 +100,34 @@
(def: top <top>)
(def: bottom <bottom>))]
- [ Nat Ord<Nat> (_lux_proc ["nat" "max-value"] []) (_lux_proc ["nat" "min-value"] [])]
- [ Int Ord<Int> (_lux_proc ["jvm" "getstatic:java.lang.Long:MAX_VALUE"] []) (_lux_proc ["jvm" "getstatic:java.lang.Long:MIN_VALUE"] [])]
- [Real Ord<Real> (_lux_proc ["jvm" "getstatic:java.lang.Double:MAX_VALUE"] []) (_lux_proc ["jvm" "getstatic:java.lang.Double:MIN_VALUE"] [])]
- [Deg Ord<Deg> (_lux_proc ["deg" "max-value"] []) (_lux_proc ["deg" "min-value"] [])])
+ [ Nat Ord<Nat> (_lux_proc [ "nat" "max-value"] []) (_lux_proc [ "nat" "min-value"] [])]
+ [ Int Ord<Int> (_lux_proc [ "int" "max-value"] []) (_lux_proc [ "int" "min-value"] [])]
+ [Real Ord<Real> (_lux_proc ["real" "max-value"] []) (_lux_proc ["real" "min-value"] [])]
+ [ Deg Ord<Deg> (_lux_proc [ "deg" "max-value"] []) (_lux_proc [ "deg" "min-value"] [])])
(do-template [<name> <type> <unit> <append>]
[(struct: #export <name> (Monoid <type>)
(def: unit <unit>)
(def: (append x y) (<append> x y)))]
- [ Add@Monoid<Nat> Nat +0 n.+]
- [ Mul@Monoid<Nat> Nat +1 n.*]
+ [ Add@Monoid<Nat> Nat +0 n.+]
+ [ Mul@Monoid<Nat> Nat +1 n.*]
[ Max@Monoid<Nat> Nat (:: Interval<Nat> bottom) n.max]
[ Min@Monoid<Nat> Nat (:: Interval<Nat> top) n.min]
- [ Add@Monoid<Int> Int 0 i.+]
- [ Mul@Monoid<Int> Int 1 i.*]
+ [ Add@Monoid<Int> Int 0 i.+]
+ [ Mul@Monoid<Int> Int 1 i.*]
[ Max@Monoid<Int> Int (:: Interval<Int> bottom) i.max]
[ Min@Monoid<Int> Int (:: Interval<Int> top) i.min]
- [Add@Monoid<Real> Real 0.0 r.+]
- [Mul@Monoid<Real> Real 1.0 r.*]
+ [Add@Monoid<Real> Real 0.0 r.+]
+ [Mul@Monoid<Real> Real 1.0 r.*]
[Max@Monoid<Real> Real (:: Interval<Real> bottom) r.max]
[Min@Monoid<Real> Real (:: Interval<Real> top) r.min]
- [Add@Monoid<Deg> Deg (:: Interval<Deg> bottom) d.+]
- [Mul@Monoid<Deg> Deg (:: Interval<Deg> top) d.*]
- [Max@Monoid<Deg> Deg (:: Interval<Deg> bottom) d.max]
- [Min@Monoid<Deg> Deg (:: Interval<Deg> top) d.min]
+ [ Add@Monoid<Deg> Deg (:: Interval<Deg> bottom) d.+]
+ [ Mul@Monoid<Deg> Deg (:: Interval<Deg> top) d.*]
+ [ Max@Monoid<Deg> Deg (:: Interval<Deg> bottom) d.max]
+ [ Min@Monoid<Deg> Deg (:: Interval<Deg> top) d.min]
)
-(def: (text.replace pattern value template)
- (-> Text Text Text Text)
- (_lux_proc ["jvm" "invokevirtual:java.lang.String:replace:java.lang.CharSequence,java.lang.CharSequence"] [template pattern value]))
-
(do-template [<type> <encoder> <decoder> <error>]
[(struct: #export _ (Codec Text <type>)
(def: (encode x)
@@ -145,26 +141,10 @@
#;None
(#;Left <error>))))]
- [Nat ["nat" "encode"] ["nat" "decode"] "Couldn't decode Nat"]
- [Deg ["deg" "encode"] ["deg" "decode"] "Couldn't decode Deg"]
- )
-
-(def: clean-number
- (-> Text Text)
- (text.replace "_" ""))
-
-(do-template [<type> <encode> <decode> <error>]
- [(struct: #export _ (Codec Text <type>)
- (def: (encode x)
- (_lux_proc ["jvm" <encode>] [x]))
-
- (def: (decode input)
- (_lux_proc ["jvm" "try"]
- [(#;Right (_lux_proc ["jvm" <decode>] [(clean-number input)]))
- (lambda [e] (#;Left <error>))])))]
-
- [ Int "invokevirtual:java.lang.Object:toString:" "invokestatic:java.lang.Long:parseLong:java.lang.String" "Couldn't parse Int"]
- [Real "invokevirtual:java.lang.Object:toString:" "invokestatic:java.lang.Double:parseDouble:java.lang.String" "Couldn't parse Real"]
+ [ Nat [ "nat" "encode"] [ "nat" "decode"] "Couldn't decode Nat"]
+ [ Int [ "int" "encode"] [ "int" "decode"] "Couldn't decode Int"]
+ [ Deg [ "deg" "encode"] [ "deg" "decode"] "Couldn't decode Deg"]
+ [Real ["real" "encode"] ["real" "decode"] "Couldn't decode Real"]
)
(struct: #export _ (Hash Nat)
@@ -178,13 +158,24 @@
(struct: #export _ (Hash Real)
(def: eq Eq<Real>)
- (def: hash
- (|>. (:: Codec<Text,Real> encode)
- []
- (_lux_proc ["jvm" "invokevirtual:java.lang.Object:hashCode:"])
- []
- (_lux_proc ["jvm" "i2l"])
- int-to-nat)))
+ (def: (hash value)
+ (_lux_proc ["real" "hash"] [value])))
+
+(do-template [<name> <const> <doc>]
+ [(def: #export <name>
+ {#;doc <doc>}
+ Real
+ (_lux_proc ["real" <const>] []))]
+
+ [not-a-number "not-a-number" "Not-a-number."]
+ [positive-infinity "positive-infinity" "Positive infinity."]
+ [negative-infinity "negative-infinity" "Negative infinity."]
+ )
+
+(def: #export (not-a-number? number)
+ {#;doc "Tests whether a real is actually not-a-number."}
+ (-> Real Bool)
+ (not (r.= number number)))
## [Values & Syntax]
(do-template [<struct> <to-proc> <radix> <macro> <error> <doc>]
@@ -221,19 +212,3 @@
(doc "Given syntax for a hexadecimal number, generates a Nat."
(hex "deadBEEF"))]
)
-
-(do-template [<name> <field> <doc>]
- [(def: #export <name>
- {#;doc <doc>}
- Real
- (_lux_proc ["jvm" <field>] []))]
-
- [nan "getstatic:java.lang.Double:NaN" "Not-a-number."]
- [+inf "getstatic:java.lang.Double:POSITIVE_INFINITY" "Positive infinity."]
- [-inf "getstatic:java.lang.Double:NEGATIVE_INFINITY" "Negative infinity."]
- )
-
-(def: #export (nan? number)
- {#;doc "Tests whether a real is actually not-a-number."}
- (-> Real Bool)
- (not (r.= number number)))
diff --git a/stdlib/source/lux/data/text.lux b/stdlib/source/lux/data/text.lux
index bec6d7d2b..9375d6876 100644
--- a/stdlib/source/lux/data/text.lux
+++ b/stdlib/source/lux/data/text.lux
@@ -33,7 +33,7 @@
[trim "invokevirtual:java.lang.String:trim:"]
)
-(def: #export (sub from to x)
+(def: #export (clip from to x)
(-> Nat Nat Text (Maybe Text))
(if (and (n.< to from)
(n.<= (size x) to))
@@ -43,9 +43,9 @@
(_lux_proc ["jvm" "l2i"] [(nat-to-int to)])]))
#;None))
-(def: #export (sub' from x)
+(def: #export (clip' from x)
(-> Nat Text (Maybe Text))
- (sub from (size x) x))
+ (clip from (size x) x))
(def: #export (replace pattern value template)
(-> Text Text Text Text)
@@ -158,7 +158,7 @@
(def: (decode input)
(if (and (starts-with? "\"" input)
(ends-with? "\"" input))
- (case (sub +1 (n.dec (size input)) input)
+ (case (clip +1 (n.dec (size input)) input)
(#;Some input')
(|> input'
(replace "\\\\" "\\")
diff --git a/stdlib/source/lux/math/complex.lux b/stdlib/source/lux/math/complex.lux
index eae4fbe55..87b1a7d18 100644
--- a/stdlib/source/lux/math/complex.lux
+++ b/stdlib/source/lux/math/complex.lux
@@ -38,9 +38,9 @@
(def: #export zero Complex (complex 0.0 0.0))
-(def: #export (nan? complex)
- (or (number;nan? (get@ #real complex))
- (number;nan? (get@ #imaginary complex))))
+(def: #export (not-a-number? complex)
+ (or (number;not-a-number? (get@ #real complex))
+ (number;not-a-number? (get@ #imaginary complex))))
(def: #export (c.= param input)
(-> Complex Complex Bool)
@@ -317,7 +317,7 @@
(def: (decode input)
(case (do Monad<Maybe>
- [input' (text;sub +1 (n.- +1 (text;size input)) input)]
+ [input' (text;clip +1 (n.- +1 (text;size input)) input)]
(text;split-with "," input'))
#;None
(#;Left (Text/append "Wrong syntax for complex numbers: " input))