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updated grammar.txt

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Araq 2014-01-20 08:35:09 +01:00
commit d18f40b4e2
3 changed files with 22 additions and 20 deletions
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doc/grammar.txt
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@ -42,14 +42,14 @@ par = '(' optInd (&parKeyw complexOrSimpleStmt ^+ ';'
| simpleExpr ('=' expr (';' complexOrSimpleStmt ^+ ';' )? )?
| (':' expr)? (',' (exprColonEqExpr comma?)*)? )?
optPar ')'
literal = | INT_LIT | INT8_LIT | INT16_LIT | INT32_LIT | INT64_LIT
| UINT_LIT | UINT8_LIT | UINT16_LIT | UINT32_LIT | UINT64_LIT
| FLOAT_LIT | FLOAT32_LIT | FLOAT64_LIT
| STR_LIT | RSTR_LIT | TRIPLESTR_LIT
| CHAR_LIT
| NIL
generalizedLit = GENERALIZED_STR_LIT | GENERALIZED_TRIPLESTR_LIT
identOrLiteral = generalizedLit | symbol
| INT_LIT | INT8_LIT | INT16_LIT | INT32_LIT | INT64_LIT
| UINT_LIT | UINT8_LIT | UINT16_LIT | UINT32_LIT | UINT64_LIT
| FLOAT_LIT | FLOAT32_LIT | FLOAT64_LIT
| STR_LIT | RSTR_LIT | TRIPLESTR_LIT
| CHAR_LIT
| NIL
identOrLiteral = generalizedLit | symbol | literal
| par | arrayConstr | setOrTableConstr
| castExpr
tupleConstr = '(' optInd (exprColonEqExpr comma?)* optPar ')'
@ -59,6 +59,8 @@ primarySuffix = '(' (exprColonEqExpr comma?)* ')' doBlocks?
| '.' optInd ('type' | 'addr' | symbol) generalizedLit?
| '[' optInd indexExprList optPar ']'
| '{' optInd indexExprList optPar '}'
| &( '`'|IDENT|literal|'cast') expr ^+ ',' # command syntax
(doBlock | macroColon)?
condExpr = expr colcom expr optInd
('elif' expr colcom expr optInd)*
'else' colcom expr
@ -95,18 +97,18 @@ primary = typeKeyw typeDescK
/ 'bind' primary
typeDesc = simpleExpr
typeDefAux = simpleExpr
macroColon = ':' stmt? ( IND{=} 'of' exprList ':' stmt
| IND{=} 'elif' expr ':' stmt
| IND{=} 'except' exprList ':' stmt
| IND{=} 'else' ':' stmt )*
exprStmt = simpleExpr
(( '=' optInd expr )
/ ( expr ^+ comma
doBlocks
/ ':' stmt? ( IND{=} 'of' exprList ':' stmt
| IND{=} 'elif' expr ':' stmt
| IND{=} 'except' exprList ':' stmt
| IND{=} 'else' ':' stmt )*
/ macroColon
))?
moduleName = expr ('as' expr)?
importStmt = 'import' optInd moduleName
((comma moduleName)*
importStmt = 'import' optInd expr
((comma expr)*
/ 'except' optInd (expr ^+ comma))
includeStmt = 'include' optInd expr ^+ comma
fromStmt = 'from' moduleName 'import' optInd expr (comma expr)*