45 lines
1.1 KiB
ANTLR
45 lines
1.1 KiB
ANTLR
parser grammar ExprSyntactic;
|
|
|
|
options {
|
|
tokenVocab=ExprLexer;
|
|
}
|
|
|
|
identifier: IDENTIFIER;
|
|
|
|
qualifiedIdentifier: identifier {'.' identifier};
|
|
|
|
literal: IntegerLiteral
|
|
| FloatingPointLiteral
|
|
| CharacterLiteral
|
|
| StringLiteral
|
|
| BooleanLiteral
|
|
| NullLiteral;
|
|
|
|
expression: expression1 [assignmentOperator expression1];
|
|
|
|
assignmentOperator: Assignment
|
|
| AddAssign
|
|
| SubtractAssign
|
|
| MultiplyAssign
|
|
| DivideAssign
|
|
| BitwiseANDAssign
|
|
| BitwiseORAssign
|
|
| BitwiseXORAssign
|
|
| RemainderAssign
|
|
| LeftShiftAssign
|
|
| SighnedRightShiftAssign
|
|
| UnsighnedRightShiftAssign;
|
|
|
|
type: identifier {'.' identifier} bracketsOpt
|
|
| basicType;
|
|
|
|
statementExpression: expression;
|
|
|
|
constantExpression: expression;
|
|
|
|
expression1: expression2 [expression1Rest];
|
|
|
|
expression1Rest: ['?' expression ':' expression1];
|
|
|
|
expression2: expression3 [expression2Rest];
|