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Add ShiftExpr to JavaScript parser

db4
Chris Double 2008-06-30 16:04:57 +12:00
parent 4394cb08f6
commit 7404c5dc01
2 changed files with 12 additions and 8 deletions
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14
extra/peg/javascript/parser/parser.factor
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@ -51,11 +51,15 @@ EqExpr = EqExpr:x "==" RelExpr:y => [[ x y "==" ast-binop
| EqExpr:x "===" RelExpr:y => [[ x y "===" ast-binop boa ]]
| EqExpr:x "!==" RelExpr:y => [[ x y "!==" ast-binop boa ]]
| RelExpr
RelExpr = RelExpr:x ">" AddExpr:y => [[ x y ">" ast-binop boa ]]
| RelExpr:x ">=" AddExpr:y => [[ x y ">=" ast-binop boa ]]
| RelExpr:x "<" AddExpr:y => [[ x y "<" ast-binop boa ]]
| RelExpr:x "<=" AddExpr:y => [[ x y "<=" ast-binop boa ]]
| RelExpr:x "instanceof" AddExpr:y => [[ x y "instanceof" ast-binop boa ]]
RelExpr = RelExpr:x ">" ShiftExpr:y => [[ x y ">" ast-binop boa ]]
| RelExpr:x ">=" ShiftExpr:y => [[ x y ">=" ast-binop boa ]]
| RelExpr:x "<" ShiftExpr:y => [[ x y "<" ast-binop boa ]]
| RelExpr:x "<=" ShiftExpr:y => [[ x y "<=" ast-binop boa ]]
| RelExpr:x "instanceof" ShiftExpr:y => [[ x y "instanceof" ast-binop boa ]]
| ShiftExpr
ShiftExpr = ShiftExpr:x "<<" AddExpr:y => [[ x y "<<" ast-binop boa ]]
| ShiftExpr:x ">>>" AddExpr:y => [[ x y ">>>" ast-binop boa ]]
| ShiftExpr:x ">>" AddExpr:y => [[ x y ">>" ast-binop boa ]]
| AddExpr
AddExpr = AddExpr:x "+" MulExpr:y => [[ x y "+" ast-binop boa ]]
| AddExpr:x "-" MulExpr:y => [[ x y "-" ast-binop boa ]]

6
extra/peg/javascript/tokenizer/tokenizer.factor
View File

@ -69,9 +69,9 @@ RegExpBody = RegExpFirstChar RegExpChars => [[ first2 swap prefix >strin
RegExp = "/" RegExpBody:b "/" RegExpFlags:fl => [[ b fl ast-regexp boa ]]
Special = "(" | ")" | "{" | "}" | "[" | "]" | "," | ";"
| "?" | ":" | "!==" | "!=" | "===" | "==" | "=" | ">="
| ">" | "<=" | "<" | "++" | "+=" | "+" | "--" | "-="
| "-" | "*=" | "*" | "/=" | "/" | "%=" | "%" | "&&="
| "&&" | "||=" | "||" | "." | "!"
| ">>>" | ">>" | ">" | "<=" | "<<" | "<" | "++" | "+="
| "+" | "--" | "-=" | "-" | "*=" | "*" | "/=" | "/"
| "%=" | "%" | "&&=" | "&&" | "||=" | "||" | "." | "!"
Tok = Spaces (Name | Keyword | Number | Str | RegExp | Special )
Toks = Tok* Spaces
;EBNF