1 package statements
2
3 import (
4 "fmt"
5
6 "github.com/noirbizarre/gonja/nodes"
7 "github.com/noirbizarre/gonja/parser"
8 "github.com/noirbizarre/gonja/tokens"
9 )
10
11 type CommentStmt struct {
12 Location *tokens.Token
13 }
14
15 func (stmt *CommentStmt) Position() *tokens.Token { return stmt.Location }
16 func (stmt *CommentStmt) String() string {
17 t := stmt.Position()
18 return fmt.Sprintf("Block(Line=%d Col=%d)", t.Line, t.Col)
19 }
20
21 func commentParser(p *parser.Parser, args *parser.Parser) (nodes.Statement, error) {
22 commentNode := &CommentStmt{p.Current()}
23
24 err := p.SkipUntil("endcomment")
25 if err != nil {
26 return nil, err
27 }
28
29 if !args.End() {
30 return nil, args.Error("Tag 'comment' does not take any argument.", nil)
31 }
32
33 return commentNode, nil
34 }
35
36 func init() {
37 All.Register("comment", commentParser)
38 }
39
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