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new syntactic construct: a{i}

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Araq 2011-10-08 02:14:42 +02:00
commit c138cc36b4
10 changed files with 43 additions and 15 deletions
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doc/grammar.txt
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@ -25,7 +25,7 @@ indexExpr ::= expr
castExpr ::= 'cast' '[' optInd typeDesc optPar ']' '(' optInd expr optPar ')'
addrExpr ::= 'addr' '(' optInd expr optPar ')'
symbol ::= '`' (KEYWORD | IDENT | operator | '(' ')' | '[' ']'
symbol ::= '`' (KEYWORD | IDENT | operator | '(' ')' | '[' ']' | '{' '}'
| '=' | literal)+ '`'
| IDENT
@ -33,6 +33,7 @@ primaryPrefix ::= (prefixOperator | 'bind') optInd
primarySuffix ::= '.' optInd symbol [generalizedLit]
| '(' optInd namedExprList optPar ')'
| '[' optInd [indexExpr (comma indexExpr)* [comma]] optPar ']'
| '{' optInd ':' | colonExprList optPar '}'
| pragma
primary ::= primaryPrefix* (symbol [generalizedLit] |