@flowscripter/mpeg-sdl-parser/tests/lezer/test_cases/for_statement.txt

ISO/IEC 14496-34 Syntactic Description Language (MPEG SDL) parser implemented in TypeScript

# First expression is expression

class A {for (i=1;i<9;i++) {j++;}}

==>

Specification(
    ClassDeclaration(
        class
        Whitespace
        Identifier
        Whitespace
        OpenBrace
        ForStatement(
            for
            Whitespace
            OpenParenthesis
            AssignmentExpression(
                UnaryExpression(
                    Identifier
                )
                Assignment
                UnaryExpression(
                    IntegerLiteral
                )
            )
            Semicolon
            BinaryExpression(
                UnaryExpression(
                    Identifier
                )
                RelationalLessThan
                UnaryExpression(
                    IntegerLiteral
                )
            )
            Semicolon
            UnaryExpression(
                UnaryExpression(
                    Identifier
                )
                PostfixIncrement
            )
            CloseParenthesis
            Whitespace
            CompoundStatement(
                OpenBrace
                ExpressionStatement(
                    UnaryExpression(
                        UnaryExpression(
                            Identifier
                        )
                        PostfixIncrement
                    )
                    Semicolon
                )
                CloseBrace
            )
        )
        CloseBrace
    )
)

# First expression is computed elementary type definition

class A {for (computed int i=1;i<9;i++) {j++;}}

==>

Specification(
    ClassDeclaration(
        class
        Whitespace
        Identifier
        Whitespace
        OpenBrace
        ForStatement(
            for
            Whitespace
            OpenParenthesis
            ComputedElementaryTypeDefinition(
                computed
                Whitespace
                ElementaryType(
                    int
                )
                Whitespace
                Identifier
                Assignment
                UnaryExpression(
                    IntegerLiteral
                )
                Semicolon
            )
            BinaryExpression(
                UnaryExpression(
                    Identifier
                )
                RelationalLessThan
                UnaryExpression(
                    IntegerLiteral
                )
            )
            Semicolon
            UnaryExpression(
                UnaryExpression(
                    Identifier
                )
                PostfixIncrement
            )
            CloseParenthesis
            Whitespace
            CompoundStatement(
                OpenBrace
                ExpressionStatement(
                    UnaryExpression(
                        UnaryExpression(
                            Identifier
                        )
                        PostfixIncrement
                    )
                    Semicolon
                )
                CloseBrace
            )
        )
        CloseBrace
    )
)

# First expression is empty

class A {for (;i<9;i++) {j++;}}

==>

Specification(
    ClassDeclaration(
        class
        Whitespace
        Identifier
        Whitespace
        OpenBrace
        ForStatement(
            for
            Whitespace
            OpenParenthesis
            Semicolon
            BinaryExpression(
                UnaryExpression(
                    Identifier
                )
                RelationalLessThan
                UnaryExpression(
                    IntegerLiteral
                )
            )
            Semicolon
            UnaryExpression(
                UnaryExpression(
                    Identifier
                )
                PostfixIncrement
            )
            CloseParenthesis
            Whitespace
            CompoundStatement(
                OpenBrace
                ExpressionStatement(
                    UnaryExpression(
                        UnaryExpression(
                            Identifier
                        )
                        PostfixIncrement
                    )
                    Semicolon
                )
                CloseBrace
            )
        )
        CloseBrace
    )
)