Method expectTokenKind

parser/parser_common.go:51–56

expectTokenKind consumes the last token if it is the given kind.

(kind TokenKind)

// expectTokenKind consumes the last token if it is the given kind.
func (p *Parser) expectTokenKind(kind TokenKind) error {
	if lastToken := p.tryConsumeTokenKind(kind); lastToken != nil {
		return nil
	}
	return fmt.Errorf("expected the last token kind is: %s, but got %s", kind, p.lastTokenKind())
}

func (p *Parser) tryConsumeTokenKind(kind TokenKind) *Token {
	if p.matchTokenKind(kind) {