Example #1
0
func (p *Parser) consumeFunc() *ast.Func {
	t := p.next()
	if !p.isExpected(t, token.Func) {
		return nil
	}
	f := ast.Func{
		Name: t.String(),
	}

	f.File = p.name
	f.Line = t.Line
	f.Position = t.Start

	t = p.next()
	if !p.isExpected(t, token.LeftParen) {
		return nil
	}
	p.consumeParams(&f)
	return &f
}
Example #2
0
func (p *Parser) consumeParams(f *ast.Func) {
	for {
		switch p.peek().Type {
		case token.Quote, token.LeftBrac, token.Func:
			f.AnonParams = append(f.AnonParams, p.consumeNode())
		case token.String:
			t := p.next()
			if f.Params == nil {
				f.Params = make(map[string]interface{})
			}

			if p.expects(p.peek(), []token.Type{token.Colon, token.Equal}) {
				switch p.next().Type {
				case token.Colon:
				case token.Equal:
					f.Params[t.String()] = p.consumeNode()
				}
			} else {
				return
			}
		default:
			return
		}

		if p.expects(p.peek(), []token.Type{token.RightParen, token.Comma}) {
		DANGLING_COMMA:
			switch p.peek().Type {
			case token.RightParen:
				p.next()
				return
			case token.Comma:
				p.next()
				if p.peek().Type == token.RightParen {
					goto DANGLING_COMMA
				}
				continue
			}
		}

	}
}