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Added function types to the grammar.

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chriseth 2016-11-08 11:48:28 +01:00
parent 0e5507c78c
commit 5011d6339a
1 changed files with 4 additions and 1 deletions
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libsolidity/grammar.txt
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@ -31,13 +31,16 @@ EnumDefinition = 'enum' Identifier '{' EnumValue? (',' EnumValue)* '}'
IndexedParameterList = '(' ( TypeName 'indexed'? Identifier? (',' TypeName 'indexed'? Identifier?)* )? ')'
ParameterList = '(' ( TypeName Identifier? (',' TypeName Identifier?)* )? ')'
TypeNameList = '(' ( TypeName (',' TypeName )* )? ')'
// semantic restriction: mappings and structs (recursively) containing mappings
// are not allowed in argument lists
VariableDeclaration = TypeName Identifier
TypeName = ElementaryTypeName | Identifier StorageLocation? | Mapping | ArrayTypeName
TypeName = ElementaryTypeName | Identifier StorageLocation? | Mapping | ArrayTypeName | FunctionTypeName
Mapping = 'mapping' '(' ElementaryTypeName '=>' TypeName ')'
ArrayTypeName = TypeName StorageLocation? '[' Expression? ']'
FunctionTypeName = 'function' TypeNameList ( 'internal' | 'external' | 'constant' )*
( 'returns' TypeNameList )?
StorageLocation = 'memory' | 'storage'
Block = '{' Statement* '}'