Method parseFor

parser/statement.go:631–654

(idx file.Idx, initializer ast.ForLoopInitializer)

}

func (self *_parser) parseFor(idx file.Idx, initializer ast.ForLoopInitializer) *ast.ForStatement {

	// Already have consumed "<initializer> ;"

	var test, update ast.Expression

	if self.token != token.SEMICOLON {
		test = self.parseExpression()
	}
	self.expect(token.SEMICOLON)

	if self.token != token.RIGHT_PARENTHESIS {
		update = self.parseExpression()
	}
	self.expect(token.RIGHT_PARENTHESIS)

	return &ast.ForStatement{
		For:         idx,
		Initializer: initializer,
		Test:        test,
		Update:      update,
		Body:        self.parseIterationStatement(),
	}
}

func (self *_parser) parseForOrForInStatement() ast.Statement {
	idx := self.expect(token.FOR)