67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
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// Copyright (c) 2017 Ernest Micklei
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//
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// MIT License
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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package proto
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import (
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"text/scanner"
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)
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// Syntax should have value "proto"
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type Syntax struct {
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Position scanner.Position
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Comment *Comment
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Value string
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InlineComment *Comment
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Parent Visitee
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}
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func (s *Syntax) parse(p *Parser) error {
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if _, tok, lit := p.next(); tok != tEQUALS {
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return p.unexpected(lit, "syntax =", s)
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}
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_, _, lit := p.next()
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if !isString(lit) {
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return p.unexpected(lit, "syntax string constant", s)
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}
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s.Value = unQuote(lit)
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return nil
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}
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// Accept dispatches the call to the visitor.
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func (s *Syntax) Accept(v Visitor) {
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v.VisitSyntax(s)
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}
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// Doc is part of Documented
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func (s *Syntax) Doc() *Comment {
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return s.Comment
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}
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// inlineComment is part of commentInliner.
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func (s *Syntax) inlineComment(c *Comment) {
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s.InlineComment = c
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}
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func (s *Syntax) parent(v Visitee) { s.Parent = v }
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