diff options
Diffstat (limited to '')
| -rw-r--r-- | stdlib/source/lux/macro/syntax.lux | 36 | ||||
| -rw-r--r-- | stdlib/source/lux/macro/syntax/common.lux | 4 | ||||
| -rw-r--r-- | stdlib/source/lux/macro/syntax/common/reader.lux | 16 | ||||
| -rw-r--r-- | stdlib/source/lux/macro/syntax/common/writer.lux | 18 |
4 files changed, 24 insertions, 50 deletions
diff --git a/stdlib/source/lux/macro/syntax.lux b/stdlib/source/lux/macro/syntax.lux index 48fd00a7c..5cd68ccb9 100644 --- a/stdlib/source/lux/macro/syntax.lux +++ b/stdlib/source/lux/macro/syntax.lux @@ -194,11 +194,6 @@ (wrap [real value])))) ## [Syntax] -(def: #hidden text/join-with text.join-with) - -(def: #hidden _run_ p.run) -(def: #hidden _Monad<Parser>_ p.Monad<Parser>) - (macro: #export (syntax: tokens) {#.doc (doc "A more advanced way to define macros than \"macro:\"." "The inputs to the macro can be parsed in complex ways through the use of syntax parsers." @@ -216,16 +211,13 @@ (with-brackets (spaced (list/map constructor-arg$ constructor-args))) (with-brackets (spaced (list/map (method-def$ id) methods))))))] (wrap (list (` ((~ (code.text def-code)))))))))} - (let [[exported? tokens] (: [(Maybe (Either Unit Unit)) (List Code)] + (let [[exported? tokens] (: [Bool (List Code)] (case tokens - (^ (list& [_ (#.Tag ["" "hidden"])] tokens')) - [(#.Some #.Left) tokens'] - (^ (list& [_ (#.Tag ["" "export"])] tokens')) - [(#.Some #.Right) tokens'] + [true tokens'] _ - [#.None tokens])) + [false tokens])) ?parts (: (Maybe [Text (List Code) Code Code]) (case tokens (^ (list [_ (#.Form (list& [_ (#.Symbol ["" name])] args))] @@ -241,7 +233,7 @@ #.None))] (case ?parts (#.Some [name args meta body]) - (with-gensyms [g!tokens g!body g!msg] + (with-gensyms [g!text/join-with g!tokens g!body g!msg] (do macro.Monad<Meta> [vars+parsers (monad.map @ (: (-> Code (Meta [Code Code])) @@ -258,29 +250,25 @@ args) #let [g!state ["" "*compiler*"] error-msg (code.text (text/compose "Wrong syntax for " name)) - export-ast (: (List Code) (case exported? - (#.Some #.Left) - (list (' #hidden)) - - (#.Some #.Right) - (list (' #export)) - - _ - (list)))]] + export-ast (: (List Code) + (if exported? + (list (' #export)) + (list)))]] (wrap (list (` (macro: (~+ export-ast) ((~ (code.symbol ["" name])) (~@ g!tokens) (~@ g!state)) (~ meta) ("lux case" (..run (~@ g!tokens) (: (Syntax (Meta (List Code))) - (do .._Monad<Parser>_ + (do (~! p.Monad<Parser>) [(~+ (join-pairs vars+parsers))] - ((~' wrap) (do macro.Monad<Meta> + ((~' wrap) (do (~! macro.Monad<Meta>) [] (~ body)))))) {(#E.Success (~@ g!body)) ((~@ g!body) (~@ g!state)) (#E.Error (~@ g!msg)) - (#E.Error (text/join-with ": " (list (~ error-msg) (~@ g!msg))))}))))))) + (let [(~@ g!text/join-with) (~! text.join-with)] + (#E.Error ((~@ g!text/join-with) ": " (list (~ error-msg) (~@ g!msg)))))}))))))) _ (macro.fail "Wrong syntax for syntax:")))) diff --git a/stdlib/source/lux/macro/syntax/common.lux b/stdlib/source/lux/macro/syntax/common.lux index 8c684537e..9de36fe5d 100644 --- a/stdlib/source/lux/macro/syntax/common.lux +++ b/stdlib/source/lux/macro/syntax/common.lux @@ -3,10 +3,6 @@ The goal is to be able to reuse common syntax in macro definitions across libraries."} lux) -(type: #export Export - #Exported - #Hidden) - (type: #export Declaration {#declaration-name Text #declaration-args (List Text)}) diff --git a/stdlib/source/lux/macro/syntax/common/reader.lux b/stdlib/source/lux/macro/syntax/common/reader.lux index ac6d876c3..0e8b5df9a 100644 --- a/stdlib/source/lux/macro/syntax/common/reader.lux +++ b/stdlib/source/lux/macro/syntax/common/reader.lux @@ -1,7 +1,7 @@ (.module: {#.doc "Commons syntax readers."} lux (lux (control monad - ["p" parser]) + ["p" parser "p/" Monad<Parser>]) (data (coll [list]) [ident "ident/" Eq<Ident>] [product] @@ -12,13 +12,9 @@ ## Exports (def: #export export - {#.doc (doc "A reader for export levels." - "Such as:" - #export - #hidden)} - (Syntax (Maybe Export)) - (p.maybe (p.alt (s.this (' #export)) - (s.this (' #hidden))))) + (Syntax Bool) + (p.either (p.after (s.this (' #export)) (p/wrap true)) + (p/wrap false))) ## Declarations (def: #export declaration @@ -28,7 +24,7 @@ (foo bar baz))} (Syntax Declaration) (p.either (p.seq s.local-symbol - (:: p.Monad<Parser> wrap (list))) + (p/wrap (list))) (s.form (p.seq s.local-symbol (p.many s.local-symbol))))) @@ -46,7 +42,7 @@ type s.any value s.any] (wrap [(#.Some type) value]))) - (p.seq (:: p.Monad<Parser> wrap #.None) + (p.seq (p/wrap #.None) s.any))) (def: _definition-anns-tag^ diff --git a/stdlib/source/lux/macro/syntax/common/writer.lux b/stdlib/source/lux/macro/syntax/common/writer.lux index d5ad8cb61..5b5ab9ab5 100644 --- a/stdlib/source/lux/macro/syntax/common/writer.lux +++ b/stdlib/source/lux/macro/syntax/common/writer.lux @@ -1,24 +1,18 @@ (.module: {#.doc "Commons syntax writers."} lux - (lux (data (coll [list "L/" Functor<List>]) + (lux (data (coll [list "list/" Functor<List>]) [product]) (macro [code])) [// #*]) ## Exports -(def: #export (export ?el) - (-> (Maybe Export) (List Code)) - (case ?el - #.None - (list) - - (#.Some #//.Exported) +(def: #export (export exported?) + (-> Bool (List Code)) + (if exported? (list (' #export)) - - (#.Some #//.Hidden) - (list (' #hidden)))) + (list))) ## Annotations (def: #export (annotations anns) (-> Annotations Code) - (|> anns (L/map (product.both code.tag id)) code.record)) + (|> anns (list/map (product.both code.tag id)) code.record)) |