Edit

演算子優先順位 Edit

ExpressionのEBNF Edit

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#spanend
#spanadd
UnaryOperator:
#spanend
  | "++"
  | "--"
  | "+"
  | "-"
  | "!"
  | "~"
  | "@"  
 
#spandel
|
#spanend
#spanadd
NewExpression:
#spanend
  "new" TypePath FunctionCallExpression
 
#spanadd
DeleteExpression:
#spanend
  "delete" UnaryExpression
#spanadd
 
#spanend
#spanadd
PrimaryExpression:
#spanend
  Identifier # ScopeRootIdentExpression
  | "." Identifier # NamespaceRootIdentExpression
  | ConstantLiteral
  | "(" Expression ")"
#spanadd
 
#spanend
#spanadd
IndexExpression:
#spanend
  "[" Expression "]"
#spanadd
 
#spanend
#spanadd
FunctionCallExpression:
#spanend
  "(" SequenceExpression ")"
#spanadd
 
#spanend
#spanadd
PostfixOperator:
#spanend
  "++"
  | "--"
  | IndexExpression
  | FunctionCallExpression
  | "." Identifier # ChildIdentExpression
#spanadd
 
#spanend
#spanadd
PostfixExpression:
#spanend
  PrimaryExpression (PostfixOperator)*
#spanadd
 
#spanend
#spanadd
CastExpression:
#spanend
  "cast" "(" TypePath ")" UnaryExpression
#spanadd
 
#spanend
#spanadd
UnaryExpression:
#spanend
  (UnaryOperator)* (CastExpression | NewExpression | DeleteExpression | PostfixExpression)
#spanadd
 
#spanend
#spanadd
MultiplicativeOperator:
#spanend
  "*"
  | "/"
  | "%"
#spanadd
 
#spanend
#spanadd
MultiplicativeExpression:
#spanend
  CastExpression (MultiplicativeOperator CastExpression)*
#spanadd
 
#spanend
#spanadd
AdditiveOperator:
#spanend
  "+"
  | "-"
#spanadd
 
#spanend
#spanadd
AdditiveExpression:
#spanend
  MultiplicativeExpression (AdditiveOperator MultiplicativeExpression)*
#spanadd
 
#spanend
#spanadd
ShiftOperator:
#spanend
  ">>"
  | "<<"
#spanadd
 
#spanend
#spanadd
ShiftExpression:
#spanend
  AdditiveExpression (ShiftOperator AdditiveExpression)*
#spanadd
 
#spanend
#spanadd
RelationalOperator:
#spanend
  ">"
  | "<"
  | "<="
  | ">="
#spanadd
 
#spanend
#spanadd
RelationalExpression:
#spanend
  ShiftExpression (RelationalOperator ShiftExpression)*
#spanadd
 
#spanend
#spanadd
EqualityOperator:
#spanend
  "=="
  | "!="
#spanadd
 
#spanend
#spanadd
EqualityExpression:
#spanend
  RelationalExpression (EqulityOperator RelationalExpression)*
#spanadd
 
#spanend
#spanadd
IdentityOperator:
#spanend
  "is"
  | "!" "is"
#spanadd
 
#spanend
#spanadd
IdentityExpression:
#spanend
  EqualityExpression (IdentityOperator EqualityExpression )* 
#spanadd
 
#spanend
#spanadd
BitwiseAndOperator:
#spanend
  "&"
#spanadd
 
#spanend
#spanadd
BitwiseAndExpression:
#spanend
  IdentityExpression (BitwiseAndOperator IdentityExpression )* 
#spanadd
 
#spanend
#spanadd
BitwiseXorOperator:
#spanend
  "^"
#spanadd
 
#spanend
#spanadd
BitwiseXorExpression:
#spanend
  BitwiseAndExpression (BitwiseXorOperator BitwiseAndExpression)*
  
#spanadd
 
#spanend
#spanadd
BitwiseOrOperator:
#spanend
  "|"
#spanadd
 
#spanend
#spanadd
BitwiseOrExpression:
#spanend
  BitwiseXorExpression (BitwiseOrOperator BitwiseXorExpression)*
  
#spanadd
 
#spanend
#spanadd
LogicalAndOperator:
#spanend
  "&&"
#spanadd
 
#spanend
#spanadd
LogicalAndExpression:
#spanend
  BitwiseOrExpression (LogicalAndOperator BitwiseOrExpression)*
    
#spanadd
LogicalOrOperator:
#spanend
  "||"
#spanadd
 
#spanend
#spanadd
LogicalOrExpression:
#spanend
  LogicalAndExpression (LogicalOrOperator LogicalAndExpression)*
  
#spanadd
ConditionalExpression:
#spanend
  LogicalOrExpression ("?" ConditionalExpression ":" ConditionalExpression)*
#spanadd
 
#spanend
#spanadd
AssignmentOperator:
#spanend
  "="
  | "+="
  | "-="
  | "*="
  | "/="
  | "%="
  | ">>="
  | "<<="
  | "&="
  | "|="
  | "^="
#spanadd
 
#spanend
#spanadd
AssignmentExpression:
#spanend
  (ConditionalExpression AssignmentOperator)* ConditionalExpression
#spanadd
 
#spanend
#spanadd
Expression:
#spanend
  AssignmentExpression
#spanadd
 
#spanend
#spanadd
SequenceOperator:
#spanend
  ","
#spanadd
 
#spanend
#spanadd
SequenceExpression:
#spanend
  Expression (SequenceOperator Expression)*
#spanadd
 
#spanend
#spanadd

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