forked from TrueCloudLab/distribution
46 lines
962 B
Go
46 lines
962 B
Go
|
package ini
|
||
|
|
|
||
|
|
// skipper is used to skip certain blocks of an ini file.
|
||
|
|
// Currently skipper is used to skip nested blocks of ini
|
||
|
|
// files. See example below
|
||
|
|
//
|
||
|
|
// [ foo ]
|
||
|
|
// nested = ; this section will be skipped
|
||
|
|
// a=b
|
||
|
|
// c=d
|
||
|
|
// bar=baz ; this will be included
|
||
|
|
type skipper struct {
|
||
|
|
shouldSkip bool
|
||
|
|
TokenSet bool
|
||
|
|
prevTok Token
|
||
|
|
}
|
||
|
|
|
||
|
|
func newSkipper() skipper {
|
||
|
|
return skipper{
|
||
|
|
prevTok: emptyToken,
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *skipper) ShouldSkip(tok Token) bool {
|
||
|
|
// should skip state will be modified only if previous token was new line (NL);
|
||
|
|
// and the current token is not WhiteSpace (WS).
|
||
|
|
if s.shouldSkip &&
|
||
|
|
s.prevTok.Type() == TokenNL &&
|
||
|
|
tok.Type() != TokenWS {
|
||
|
|
s.Continue()
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
s.prevTok = tok
|
||
|
|
return s.shouldSkip
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *skipper) Skip() {
|
||
|
|
s.shouldSkip = true
|
||
|
|
}
|
||
|
|
|
||
|
|
func (s *skipper) Continue() {
|
||
|
|
s.shouldSkip = false
|
||
|
|
// empty token is assigned as we return to default state, when should skip is false
|
||
|
|
s.prevTok = emptyToken
|
||
|
|
}
|