diff options
author | Eduardo Julian | 2015-08-23 02:54:00 -0400 |
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committer | Eduardo Julian | 2015-08-23 02:54:00 -0400 |
commit | 9606c19f9947c8f2ff5647b4613ac2029ac3881f (patch) | |
tree | cf4f2fdd8e9d985ae6f4c8fbd2c1922b46e386bc /src/lux/parser.clj | |
parent | b059fa2a5efb4cab8b62d895e8c9adf1434bde2d (diff) |
- Restructuring how sums & products work [part 1]
Diffstat (limited to '')
-rw-r--r-- | src/lux/parser.clj | 62 |
1 files changed, 31 insertions, 31 deletions
diff --git a/src/lux/parser.clj b/src/lux/parser.clj index eaa22db20..c40221d63 100644 --- a/src/lux/parser.clj +++ b/src/lux/parser.clj @@ -14,22 +14,22 @@ [lexer :as &lexer]))) ;; [Tags] -(deftags "" - "White_Space" - "Comment" - "Bool" - "Int" - "Real" - "Char" - "Text" - "Symbol" - "Tag" - "Open_Paren" - "Close_Paren" - "Open_Bracket" - "Close_Bracket" - "Open_Brace" - "Close_Brace" +(deftags + ["White_Space" + "Comment" + "Bool" + "Int" + "Real" + "Char" + "Text" + "Symbol" + "Tag" + "Open_Paren" + "Close_Paren" + "Open_Bracket" + "Close_Bracket" + "Open_Brace" + "Close_Brace"] ) ;; [Utils] @@ -38,8 +38,8 @@ (|do [elems (&/repeat% parse) token &lexer/lex] (|case token - (&/$Meta meta [<close-token> _]) - (return (&/V <tag> (&/fold &/|++ (&/|list) elems))) + [meta [<close-token> _]] + (return (&/S <tag> (&/fold &/|++ (&/|list) elems))) _ (fail (str "[Parser Error] Unbalanced " <description> "."))))) @@ -53,9 +53,9 @@ token &lexer/lex :let [elems (&/fold &/|++ (&/|list) elems*)]] (|case token - (&/$Meta meta ($Close_Brace _)) + [meta ($Close_Brace _)] (if (even? (&/|length elems)) - (return (&/V &/$RecordS (&/|as-pairs elems))) + (return (&/S &/$RecordS (&/|as-pairs elems))) (fail (str "[Parser Error] Records must have an even number of elements."))) _ @@ -64,7 +64,7 @@ ;; [Interface] (def parse (|do [token &lexer/lex - :let [(&/$Meta meta token*) token]] + :let [[meta token*] token]] (|case token* ($White_Space _) (return (&/|list)) @@ -73,37 +73,37 @@ (return (&/|list)) ($Bool ?value) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$BoolS (Boolean/parseBoolean ?value)))))) + (return (&/|list (&/P meta (&/S &/$BoolS (Boolean/parseBoolean ?value))))) ($Int ?value) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$IntS (Long/parseLong ?value)))))) + (return (&/|list (&/P meta (&/S &/$IntS (Long/parseLong ?value))))) ($Real ?value) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$RealS (Double/parseDouble ?value)))))) + (return (&/|list (&/P meta (&/S &/$RealS (Double/parseDouble ?value))))) ($Char ^String ?value) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$CharS (.charAt ?value 0)))))) + (return (&/|list (&/P meta (&/S &/$CharS (.charAt ?value 0))))) ($Text ?value) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$TextS ?value))))) + (return (&/|list (&/P meta (&/S &/$TextS ?value)))) ($Symbol ?ident) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$SymbolS ?ident))))) + (return (&/|list (&/P meta (&/S &/$SymbolS ?ident)))) ($Tag ?ident) - (return (&/|list (&/V &/$Meta (&/T meta (&/V &/$TagS ?ident))))) + (return (&/|list (&/P meta (&/S &/$TagS ?ident)))) ($Open_Paren _) (|do [syntax (parse-form parse)] - (return (&/|list (&/V &/$Meta (&/T meta syntax))))) + (return (&/|list (&/P meta syntax)))) ($Open_Bracket _) (|do [syntax (parse-tuple parse)] - (return (&/|list (&/V &/$Meta (&/T meta syntax))))) + (return (&/|list (&/P meta syntax)))) ($Open_Brace _) (|do [syntax (parse-record parse)] - (return (&/|list (&/V &/$Meta (&/T meta syntax))))) + (return (&/|list (&/P meta syntax)))) _ (fail "[Parser Error] Unknown lexer token.") |