You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
61 lines
1.0 KiB
Go
61 lines
1.0 KiB
Go
2 years ago
|
package shell
|
||
|
|
||
|
type Block struct {
|
||
|
BaseToken
|
||
|
}
|
||
|
|
||
|
type DollarBlock struct {
|
||
|
BaseToken
|
||
|
}
|
||
|
|
||
|
type BlockParameters struct{}
|
||
|
type DollarBlockParameters struct {
|
||
|
BlockParameters
|
||
|
}
|
||
|
|
||
|
func (p *BlockParameters) Enter(i *CharIterator) error {
|
||
|
return i.Next()
|
||
|
}
|
||
|
|
||
|
func (p *DollarBlockParameters) SubParsers() []Parser {
|
||
|
return []Parser{
|
||
|
&BaseParser{
|
||
|
parameters: &WordParameters{},
|
||
|
},
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func (p *DollarBlockParameters) MakeToken() Token {
|
||
|
return &DollarBlock{}
|
||
|
}
|
||
|
|
||
|
func (p *BlockParameters) SubParsers() []Parser {
|
||
|
return []Parser{
|
||
|
&BaseParser{
|
||
|
parameters: &StatementParameters{},
|
||
|
},
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func (p *BlockParameters) Supports(charsBefore []rune, r rune) bool {
|
||
|
if r == '{' {
|
||
|
return len(charsBefore) == 0 ||
|
||
|
countBackslashSuffixes(charsBefore)%2 == 0
|
||
|
}
|
||
|
|
||
|
return false
|
||
|
}
|
||
|
|
||
|
func (p *BlockParameters) ShouldLeave(charsBefore []rune, r rune) bool {
|
||
|
if r == '}' {
|
||
|
return len(charsBefore) == 0 ||
|
||
|
countBackslashSuffixes(charsBefore)%2 == 0
|
||
|
}
|
||
|
|
||
|
return false
|
||
|
}
|
||
|
|
||
|
func (p *BlockParameters) MakeToken() Token {
|
||
|
return &Block{}
|
||
|
}
|