AIR/cpp-peglib
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Updated documentation.

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This commit is contained in:
yhirose 2015-10-14 17:20:39 -04:00
parent 4a58f35d3d
commit 15893308db
2 changed files with 10 additions and 7 deletions
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2
README.md
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@ -106,7 +106,7 @@ struct SemanticValues : protected std::vector<SemanticValue>
// Get token
std::string str() const;
// Transform the semantice value vector to another vector
// Transform the semantic value vector to another vector
template <typename T> vector<T> transform(size_t beg = 0, size_t end = -1) const;
}
```

15
grammar/culebra.peg
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@ -1,14 +1,15 @@
PROGRAM <- _ STATEMENTS _
STATEMENTS <- (STATEMENT (_sp_ (';' / _nl_) (_ STATEMENT)?)*)?
STATEMENT <- DEBUGGER / RETURN / EXPRESSION
STATEMENT <- DEBUGGER / RETURN / LEXICAL_SCOPE / EXPRESSION
DEBUGGER <- debugger
RETURN <- return (_sp_ !_nl_ EXPRESSION)?
LEXICAL_SCOPE <- BLOCK
EXPRESSION <- ASSIGNMENT / LOGICAL_OR
ASSIGNMENT <- MUTABLE _ PRIMARY (_ (ARGUMENTS / INDEX / DOT))* _ '=' _ EXPRESSION
ASSIGNMENT <- LET _ MUTABLE _ PRIMARY (_ (ARGUMENTS / INDEX / DOT))* _ '=' _ EXPRESSION
LOGICAL_OR <- LOGICAL_AND (_ '||' _ LOGICAL_AND)*
LOGICAL_AND <- CONDITION (_ '&&' _ CONDITION)*
@ -20,14 +21,15 @@ UNARY_NOT <- UNARY_NOT_OPERATOR? MULTIPLICATIVE
MULTIPLICATIVE <- CALL (_ MULTIPLICATIVE_OPERATOR _ CALL)*
CALL <- PRIMARY (_ (ARGUMENTS / INDEX / DOT))*
ARGUMENTS <- '(' _ (EXPRESSION (_ ',' _ EXPRESSION)*)? _ ')'
ARGUMENTS <- '(' _ SEQUENCE _ ')'
INDEX <- '[' _ EXPRESSION _ ']'
DOT <- '.' _ IDENTIFIER
SEQUENCE <- (EXPRESSION (_ ',' _ EXPRESSION)*)?
WHILE <- while _ EXPRESSION _ BLOCK
IF <- if _ EXPRESSION _ BLOCK (_ else _ if _ EXPRESSION _ BLOCK)* (_ else _ BLOCK)?
PRIMARY <- WHILE / IF / FUNCTION / OBJECT / ARRAY / UNDEFINED / BOOLEAN / NUMBER / IDENTIFIER / STRING / INTERPOLATED_STRING / '(' _ EXPRESSION _ ')'
PRIMARY <- WHILE / IF / FUNCTION / OBJECT / ARRAY / NIL / BOOLEAN / NUMBER / IDENTIFIER / STRING / INTERPOLATED_STRING / '(' _ EXPRESSION _ ')'
FUNCTION <- fn _ PARAMETERS _ BLOCK
PARAMETERS <- '(' _ (PARAMETER (_ ',' _ PARAMETER)*)? _ ')'
@ -42,6 +44,7 @@ UNARY_MINUS_OPERATOR <- '-'
UNARY_NOT_OPERATOR <- '!'
MULTIPLICATIVE_OPERATOR <- [*/%]
LET <- < ('let' _wd_)? >
MUTABLE <- < ('mut' _wd_)? >
IDENTIFIER <- < IdentInitChar IdentChar* >
@ -49,9 +52,9 @@ IDENTIFIER <- < IdentInitChar IdentChar* >
OBJECT <- '{' _ (OBJECT_PROPERTY (_ ',' _ OBJECT_PROPERTY)*)? _ '}'
OBJECT_PROPERTY <- MUTABLE _ IDENTIFIER _ ':' _ EXPRESSION
ARRAY <- '[' _ (EXPRESSION (_ ',' _ EXPRESSION)*)? _ ']'
ARRAY <- '[' _ SEQUENCE _ ']' (_ '(' _ EXPRESSION (_ ',' _ EXPRESSION)? _ ')')?
UNDEFINED <- < 'undefined' _wd_ >
NIL <- < 'nil' _wd_ >
BOOLEAN <- < ('true' / 'false') _wd_ >
NUMBER <- < [0-9]+ >