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authorEduardo Julian2018-05-16 00:11:49 -0400
committerEduardo Julian2018-05-16 00:11:49 -0400
commit8ba6ac8952e3457b1a09e30ac5312168d48006d1 (patch)
treef4ed8a04f95bd95165add394541ef81eadbfd839 /new-luxc/source/luxc/lang/analysis/expression.lux
parent4242e4d3b18eb532ae18e8b38e85ad1ee1988e02 (diff)
- Migrated structure analysis to stdlib.
- Added an easy way to report information in exceptions.
Diffstat (limited to 'new-luxc/source/luxc/lang/analysis/expression.lux')
-rw-r--r--new-luxc/source/luxc/lang/analysis/expression.lux126
1 files changed, 0 insertions, 126 deletions
diff --git a/new-luxc/source/luxc/lang/analysis/expression.lux b/new-luxc/source/luxc/lang/analysis/expression.lux
deleted file mode 100644
index aaa64940b..000000000
--- a/new-luxc/source/luxc/lang/analysis/expression.lux
+++ /dev/null
@@ -1,126 +0,0 @@
-(.module:
- lux
- (lux (control [monad #+ do]
- ["ex" exception #+ exception:])
- (data ["e" error]
- [product]
- text/format)
- [macro]
- (lang [type]
- (type ["tc" check]))
- [host])
- (luxc ["&" lang]
- (lang ["&." module]
- [".L" host]
- [".L" macro]
- [".L" extension]
- ["la" analysis]
- (translation (jvm [".T" common]))))
- (// [".A" common]
- [".A" function]
- [".A" primitive]
- [".A" reference]
- [".A" structure]))
-
-(do-template [<name>]
- [(exception: #export (<name> {message Text})
- message)]
-
- [Macro-Expression-Must-Have-Single-Expansion]
- [Unrecognized-Syntax]
- [Macro-Expansion-Failed]
- )
-
-(def: #export (analyser eval)
- (-> &.Eval &.Analyser)
- (: (-> Code (Meta la.Analysis))
- (function (analyse code)
- (do macro.Monad<Meta>
- [expectedT macro.expected-type]
- (let [[cursor code'] code]
- ## The cursor must be set in the compiler for the sake
- ## of having useful error messages.
- (&.with-cursor cursor
- (case code'
- (^template [<tag> <analyser>]
- (<tag> value)
- (<analyser> value))
- ([#.Bool primitiveA.analyse-bool]
- [#.Nat primitiveA.analyse-nat]
- [#.Int primitiveA.analyse-int]
- [#.Deg primitiveA.analyse-deg]
- [#.Frac primitiveA.analyse-frac]
- [#.Text primitiveA.analyse-text])
-
- (^ (#.Tuple (list)))
- primitiveA.analyse-unit
-
- ## Singleton tuples are equivalent to the element they contain.
- (^ (#.Tuple (list singleton)))
- (analyse singleton)
-
- (^ (#.Tuple elems))
- (structureA.analyse-product analyse elems)
-
- (^ (#.Record pairs))
- (structureA.analyse-record analyse pairs)
-
- (#.Symbol reference)
- (referenceA.analyse-reference reference)
-
- (^ (#.Form (list& [_ (#.Text proc-name)] proc-args)))
- (do macro.Monad<Meta>
- [procedure (extensionL.find-analysis proc-name)]
- (procedure analyse eval proc-args))
-
- (^template [<tag> <analyser>]
- (^ (#.Form (list& [_ (<tag> tag)]
- values)))
- (case values
- (#.Cons value #.Nil)
- (<analyser> analyse tag value)
-
- _
- (<analyser> analyse tag (` [(~+ values)]))))
- ([#.Nat structureA.analyse-sum]
- [#.Tag structureA.analyse-tagged-sum])
-
- (#.Tag tag)
- (structureA.analyse-tagged-sum analyse tag (' []))
-
- (^ (#.Form (list& func args)))
- (do macro.Monad<Meta>
- [[funcT funcA] (commonA.with-unknown-type
- (analyse func))]
- (case funcA
- [_ (#.Symbol def-name)]
- (do @
- [?macro (&.with-error-tracking
- (macro.find-macro def-name))]
- (case ?macro
- (#.Some macro)
- (do @
- [expansion (: (Meta (List Code))
- (function (_ compiler)
- (case (macroL.expand macro args compiler)
- (#e.Error error)
- ((&.throw Macro-Expansion-Failed error) compiler)
-
- output
- output)))]
- (case expansion
- (^ (list single))
- (analyse single)
-
- _
- (&.throw Macro-Expression-Must-Have-Single-Expansion (%code code))))
-
- _
- (functionA.analyse-apply analyse funcT funcA args)))
-
- _
- (functionA.analyse-apply analyse funcT funcA args)))
-
- _
- (&.throw Unrecognized-Syntax (%code code))
- )))))))