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authorEduardo Julian2017-11-14 23:57:34 -0400
committerEduardo Julian2017-11-14 23:57:34 -0400
commitc4e928e5805054aa12da40baaeccbb9c522b52d0 (patch)
treeb241d7dd7d10fa2a4f11966ce9f76f6e5b404df0
parent772ff99830d133b2e36ad1b09c66223ef1085c71 (diff)
- Small refactoring.
-rw-r--r--stdlib/source/lux/control/exception.lux30
-rw-r--r--stdlib/source/lux/control/parser.lux92
2 files changed, 61 insertions, 61 deletions
diff --git a/stdlib/source/lux/control/exception.lux b/stdlib/source/lux/control/exception.lux
index abc729129..9732cd185 100644
--- a/stdlib/source/lux/control/exception.lux
+++ b/stdlib/source/lux/control/exception.lux
@@ -1,7 +1,7 @@
(;module: {#;doc "Exception-handling functionality built on top of the Error type."}
lux
(lux (control monad)
- (data ["E" error]
+ (data ["e" error]
[maybe]
[text "text/" Monoid<Text>])
[meta]
@@ -30,41 +30,41 @@
If no exception was detected, or a different one from the one being checked, then pass along the original value."}
(All [a]
- (-> Exception (-> Text a) (E;Error a)
- (E;Error a)))
+ (-> Exception (-> Text a) (e;Error a)
+ (e;Error a)))
(case try
- (#E;Success output)
- (#E;Success output)
+ (#e;Success output)
+ (#e;Success output)
- (#E;Error error)
+ (#e;Error error)
(let [reference (exception "")]
(if (text;starts-with? reference error)
- (#E;Success (|> error
+ (#e;Success (|> error
(text;clip (text;size reference) (text;size error))
maybe;assume
then))
- (#E;Error error)))))
+ (#e;Error error)))))
(def: #export (otherwise to-do try)
{#;doc "If no handler could be found to catch the exception, then run a function as a last-resort measure."}
(All [a]
- (-> (-> Text a) (E;Error a) a))
+ (-> (-> Text a) (e;Error a) a))
(case try
- (#E;Success output)
+ (#e;Success output)
output
- (#E;Error error)
+ (#e;Error error)
(to-do error)))
(def: #export (return value)
{#;doc "A way to lift normal values into the error-handling context."}
- (All [a] (-> a (E;Error a)))
- (#E;Success value))
+ (All [a] (-> a (e;Error a)))
+ (#e;Success value))
(def: #export (throw exception message)
{#;doc "Decorate an error message with an Exception and lift it into the error-handling context."}
- (All [a] (-> Exception Text (E;Error a)))
- (#E;Error (exception message)))
+ (All [a] (-> Exception Text (e;Error a)))
+ (#e;Error (exception message)))
(syntax: #export (exception: [_ex-lev csr;export] [name s;local-symbol])
{#;doc (doc "Define a new exception type."
diff --git a/stdlib/source/lux/control/parser.lux b/stdlib/source/lux/control/parser.lux
index 166826519..1b91a0248 100644
--- a/stdlib/source/lux/control/parser.lux
+++ b/stdlib/source/lux/control/parser.lux
@@ -6,43 +6,43 @@
[codec])
(data (coll [list "list/" Functor<List> Monoid<List>])
[product]
- ["E" error])))
+ ["e" error])))
(type: #export (Parser s a)
{#;doc "A generic parser."}
- (-> s (E;Error [s a])))
+ (-> s (e;Error [s a])))
## [Structures]
(struct: #export Functor<Parser> (All [s] (Functor (Parser s)))
(def: (map f ma)
(function [input]
(case (ma input)
- (#E;Error msg)
- (#E;Error msg)
+ (#e;Error msg)
+ (#e;Error msg)
- (#E;Success [input' a])
- (#E;Success [input' (f a)])))))
+ (#e;Success [input' a])
+ (#e;Success [input' (f a)])))))
(struct: #export Applicative<Parser> (All [s] (Applicative (Parser s)))
(def: functor Functor<Parser>)
(def: (wrap x)
(function [input]
- (#E;Success [input x])))
+ (#e;Success [input x])))
(def: (apply ff fa)
(function [input]
(case (ff input)
- (#E;Success [input' f])
+ (#e;Success [input' f])
(case (fa input')
- (#E;Success [input'' a])
- (#E;Success [input'' (f a)])
+ (#e;Success [input'' a])
+ (#e;Success [input'' (f a)])
- (#E;Error msg)
- (#E;Error msg))
+ (#e;Error msg)
+ (#e;Error msg))
- (#E;Error msg)
- (#E;Error msg)))))
+ (#e;Error msg)
+ (#e;Error msg)))))
(struct: #export Monad<Parser> (All [s] (Monad (Parser s)))
(def: applicative Applicative<Parser>)
@@ -50,10 +50,10 @@
(def: (join mma)
(function [input]
(case (mma input)
- (#E;Error msg)
- (#E;Error msg)
+ (#e;Error msg)
+ (#e;Error msg)
- (#E;Success [input' ma])
+ (#e;Success [input' ma])
(ma input')))))
## [Parsers]
@@ -62,8 +62,8 @@
(All [s] (-> Text Bool (Parser s Unit)))
(function [input]
(if test
- (#E;Success [input []])
- (#E;Error message))))
+ (#e;Success [input []])
+ (#e;Error message))))
(def: #export (maybe p)
{#;doc "Optionality combinator."}
@@ -71,12 +71,12 @@
(-> (Parser s a) (Parser s (Maybe a))))
(function [input]
(case (p input)
- (#E;Error _) (#E;Success [input #;None])
- (#E;Success [input' x]) (#E;Success [input' (#;Some x)]))))
+ (#e;Error _) (#e;Success [input #;None])
+ (#e;Success [input' x]) (#e;Success [input' (#;Some x)]))))
(def: #export (run input p)
(All [s a]
- (-> s (Parser s a) (E;Error [s a])))
+ (-> s (Parser s a) (e;Error [s a])))
(p input))
(def: #export (some p)
@@ -85,8 +85,8 @@
(-> (Parser s a) (Parser s (List a))))
(function [input]
(case (p input)
- (#E;Error _) (#E;Success [input (list)])
- (#E;Success [input' x]) (run input'
+ (#e;Error _) (#e;Success [input (list)])
+ (#e;Success [input' x]) (run input'
(do Monad<Parser>
[xs (some p)]
(wrap (list& x xs)))
@@ -116,8 +116,8 @@
(-> (Parser s a) (Parser s b) (Parser s (| a b))))
(function [tokens]
(case (p1 tokens)
- (#E;Success [tokens' x1]) (#E;Success [tokens' (+0 x1)])
- (#E;Error _) (run tokens
+ (#e;Success [tokens' x1]) (#e;Success [tokens' (+0 x1)])
+ (#e;Error _) (run tokens
(do Monad<Parser>
[x2 p2]
(wrap (+1 x2))))
@@ -129,7 +129,7 @@
(-> (Parser s a) (Parser s a) (Parser s a)))
(function [tokens]
(case (pl tokens)
- (#E;Error _) (pr tokens)
+ (#e;Error _) (pr tokens)
output output
)))
@@ -157,10 +157,10 @@
(if (n.> +0 n)
(function [input]
(case (p input)
- (#E;Error msg)
- (#E;Success [input (list)])
+ (#e;Error msg)
+ (#e;Success [input (list)])
- (#E;Success [input' x])
+ (#e;Success [input' x])
(run input'
(do Monad<Parser>
[xs (at-most (n.dec n) p)]
@@ -195,32 +195,32 @@
(All [s a] (-> (Parser s a) (Parser s Unit)))
(function [input]
(case (p input)
- (#E;Error msg)
- (#E;Success [input []])
+ (#e;Error msg)
+ (#e;Success [input []])
_
- (#E;Error "Expected to fail; yet succeeded."))))
+ (#e;Error "Expected to fail; yet succeeded."))))
(def: #export (fail message)
(All [s a] (-> Text (Parser s a)))
(function [input]
- (#E;Error message)))
+ (#e;Error message)))
(def: #export (default value parser)
{#;doc "If the given parser fails, returns the default value."}
(All [s a] (-> a (Parser s a) (Parser s a)))
(function [input]
(case (parser input)
- (#E;Error error)
- (#E;Success [input value])
+ (#e;Error error)
+ (#e;Success [input value])
- (#E;Success [input' output])
- (#E;Success [input' output]))))
+ (#e;Success [input' output])
+ (#e;Success [input' output]))))
(def: #export remaining
(All [s] (Parser s s))
(function [inputs]
- (#E;Success [inputs inputs])))
+ (#e;Success [inputs inputs])))
(def: #export (rec parser)
{#;doc "Combinator for recursive parser."}
@@ -252,13 +252,13 @@
(All [s a z] (-> (codec;Codec a z) (Parser s a) (Parser s z)))
(function [input]
(case (parser input)
- (#E;Error error)
- (#E;Error error)
+ (#e;Error error)
+ (#e;Error error)
- (#E;Success [input' to-decode])
+ (#e;Success [input' to-decode])
(case (:: Codec<a,z> decode to-decode)
- (#E;Error error)
- (#E;Error error)
+ (#e;Error error)
+ (#e;Error error)
- (#E;Success value)
- (#E;Success [input' value])))))
+ (#e;Success value)
+ (#e;Success [input' value])))))