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-rw-r--r--stdlib/source/lux.lux10
-rw-r--r--stdlib/source/lux/data/number.lux66
-rw-r--r--stdlib/source/lux/data/text.lux7
3 files changed, 39 insertions, 44 deletions
diff --git a/stdlib/source/lux.lux b/stdlib/source/lux.lux
index 0da0a628a..d70318f83 100644
--- a/stdlib/source/lux.lux
+++ b/stdlib/source/lux.lux
@@ -3395,17 +3395,11 @@
(def: (clip1 from text)
(-> Nat Text (Maybe Text))
- (let [to ("lux text size" text)]
- (if (n.<= to from)
- (#;Some ("lux text clip" text from to))
- #;None)))
+ ("lux text clip" text from ("lux text size" text)))
(def: (clip2 from to text)
(-> Nat Nat Text (Maybe Text))
- (if (and (n.<= ("lux text size" text) to)
- (n.<= to from))
- (#;Some ("lux text clip" text from to))
- #;None))
+ ("lux text clip" text from to))
(def: #export (error! message)
{#;doc "## Causes an error, with the given error message.
diff --git a/stdlib/source/lux/data/number.lux b/stdlib/source/lux/data/number.lux
index 06a8809e1..e9009102b 100644
--- a/stdlib/source/lux/data/number.lux
+++ b/stdlib/source/lux/data/number.lux
@@ -172,8 +172,8 @@
)
## [Values & Syntax]
-(def: (get-char idx full)
- (-> Nat Text Text)
+(def: (get-char full idx)
+ (-> Text Nat (Maybe Text))
("lux text clip" full idx (n.inc idx)))
(do-template [<struct> <base> <char-set> <error>]
@@ -181,7 +181,7 @@
(def: (encode value)
(loop [input value
output ""]
- (let [digit (get-char (n.% <base> input) <char-set>)
+ (let [digit (maybe;assume (get-char <char-set> (n.% <base> input)))
output' ("lux text concat" digit output)
input' (n./ <base> input)]
(if (n.= +0 input')
@@ -197,7 +197,7 @@
(loop [idx +1
output +0]
(if (n.< input-size idx)
- (let [digit (get-char idx input)]
+ (let [digit (maybe;assume (get-char input idx))]
(case ("lux text index" <char-set> digit +0)
#;None
(#E;Error ("lux text concat" <error> repr))
@@ -226,19 +226,20 @@
"-"
"")]
(loop [input (|> value (i./ <base>) (:: Number<Int> abs))
- output (get-char (|> value (i.% <base>) (:: Number<Int> abs) int-to-nat)
- <char-set>)]
+ output (|> value (i.% <base>) (:: Number<Int> abs) int-to-nat
+ (get-char <char-set>)
+ maybe;assume)]
(if (i.= 0 input)
("lux text concat" sign output)
- (let [digit (get-char (int-to-nat (i.% <base> input)) <char-set>)]
+ (let [digit (maybe;assume (get-char <char-set> (int-to-nat (i.% <base> input))))]
(recur (i./ <base> input)
("lux text concat" digit output))))))))
(def: (decode repr)
(let [input-size ("lux text size" repr)]
(if (n.>= +1 input-size)
- (let [sign (case (get-char +0 repr)
- "-"
+ (let [sign (case (get-char repr +0)
+ (^ (#;Some "-"))
-1
_
@@ -247,7 +248,7 @@
(loop [idx (if (i.= -1 sign) +1 +0)
output 0]
(if (n.< input-size idx)
- (let [digit (get-char idx input)]
+ (let [digit (maybe;assume (get-char input idx))]
(case ("lux text index" <char-set> digit +0)
#;None
(#E;Error <error>)
@@ -266,7 +267,7 @@
(def: (de-prefix input)
(-> Text Text)
- ("lux text clip" input +1 ("lux text size" input)))
+ (maybe;assume ("lux text clip" input +1 ("lux text size" input))))
(do-template [<struct> <nat> <char-bit-size> <error>]
[(struct: #export <struct> (Codec Text Deg)
@@ -314,8 +315,8 @@
(if (f.= 0.0 dec-left)
("lux text concat" "." output)
(let [shifted (f.* <base> dec-left)
- digit (get-char (|> shifted (f.% <base>) frac-to-int int-to-nat)
- <char-set>)]
+ digit (|> shifted (f.% <base>) frac-to-int int-to-nat
+ (get-char <char-set>) maybe;assume)]
(recur (f.% 1.0 shifted)
("lux text concat" output digit))))))]
("lux text concat" whole-part decimal-part)))
@@ -323,8 +324,8 @@
(def: (decode repr)
(case ("lux text index" repr "." +0)
(#;Some split-index)
- (let [whole-part ("lux text clip" repr +0 split-index)
- decimal-part ("lux text clip" repr (n.inc split-index) ("lux text size" repr))]
+ (let [whole-part (maybe;assume ("lux text clip" repr +0 split-index))
+ decimal-part (maybe;assume ("lux text clip" repr (n.inc split-index) ("lux text size" repr)))]
(case [(:: <int> decode whole-part)
(:: <int> decode decimal-part)]
(^multi [(#;Some whole) (#;Some decimal)]
@@ -368,8 +369,8 @@
(if (n.<= chunk-size num-digits)
(list digits)
(let [boundary (n.- chunk-size num-digits)
- chunk ("lux text clip" digits boundary num-digits)
- remaining ("lux text clip" digits +0 boundary)]
+ chunk (maybe;assume ("lux text clip" digits boundary num-digits))
+ remaining (maybe;assume ("lux text clip" digits +0 boundary))]
(list& chunk (segment-digits chunk-size remaining)))))))
(def: (bin-segment-to-hex input)
@@ -498,10 +499,10 @@
(let [sign (:: Number<Frac> signum value)
raw-bin (:: Binary@Codec<Text,Frac> encode value)
dot-idx (maybe;assume ("lux text index" raw-bin "." +0))
- whole-part ("lux text clip" raw-bin
- (if (f.= -1.0 sign) +1 +0)
- dot-idx)
- decimal-part ("lux text clip" raw-bin (n.inc dot-idx) ("lux text size" raw-bin))
+ whole-part (maybe;assume ("lux text clip" raw-bin
+ (if (f.= -1.0 sign) +1 +0)
+ dot-idx))
+ decimal-part (maybe;assume ("lux text clip" raw-bin (n.inc dot-idx) ("lux text size" raw-bin)))
hex-output (|> (<from> false decimal-part)
("lux text concat" ".")
("lux text concat" (<from> true whole-part))
@@ -517,8 +518,8 @@
1.0)]
(case ("lux text index" repr "." +0)
(#;Some split-index)
- (let [whole-part ("lux text clip" repr (if (f.= -1.0 sign) +1 +0) split-index)
- decimal-part ("lux text clip" repr (n.inc split-index) ("lux text size" repr))
+ (let [whole-part (maybe;assume ("lux text clip" repr (if (f.= -1.0 sign) +1 +0) split-index))
+ decimal-part (maybe;assume ("lux text clip" repr (n.inc split-index) ("lux text size" repr)))
as-binary (|> (<to> decimal-part)
("lux text concat" ".")
("lux text concat" (<to> whole-part))
@@ -671,13 +672,14 @@
(loop [idx +0
output (make-digits [])]
(if (n.< length idx)
- (case ("lux text index" "0123456789" (get-char idx input) +0)
- #;None
- #;None
-
- (#;Some digit)
- (recur (n.inc idx)
- (digits-put idx digit output)))
+ (let [char (maybe;assume (get-char input idx))]
+ (case ("lux text index" "0123456789" char +0)
+ #;None
+ #;None
+
+ (#;Some digit)
+ (recur (n.inc idx)
+ (digits-put idx digit output))))
(#;Some output)))
#;None)))
@@ -741,7 +743,9 @@
false)]
(if (and dotted?
(n.<= (n.inc bit;width) length))
- (case (text-to-digits ("lux text clip" input +1 length))
+ (case (|> ("lux text clip" input +1 length)
+ maybe;assume
+ text-to-digits)
(#;Some digits)
(loop [digits digits
idx +0
diff --git a/stdlib/source/lux/data/text.lux b/stdlib/source/lux/data/text.lux
index 21a170003..d0f1e6f15 100644
--- a/stdlib/source/lux/data/text.lux
+++ b/stdlib/source/lux/data/text.lux
@@ -33,14 +33,11 @@
(def: #export (clip from to input)
(-> Nat Nat Text (Maybe Text))
- (if (and (n.<= ("lux text size" input) to)
- (n.<= to from))
- (#;Some ("lux text clip" input from to))
- #;None))
+ ("lux text clip" input from to))
(def: #export (clip' from input)
(-> Nat Text (Maybe Text))
- (clip from (size input) input))
+ ("lux text clip" input from (size input)))
(def: #export (replace-all pattern value template)
(-> Text Text Text Text)
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-17 23:46:21 +0000