e1464fd317
Fixes https://github.com/docker/distribution/issues/3097 Signed-off-by: Yong Wen Chua <lawliet89@users.noreply.github.com>
45 lines
962 B
Go
45 lines
962 B
Go
package ini
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// skipper is used to skip certain blocks of an ini file.
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// Currently skipper is used to skip nested blocks of ini
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// files. See example below
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//
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// [ foo ]
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// nested = ; this section will be skipped
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// a=b
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// c=d
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// bar=baz ; this will be included
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type skipper struct {
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shouldSkip bool
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TokenSet bool
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prevTok Token
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}
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func newSkipper() skipper {
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return skipper{
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prevTok: emptyToken,
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}
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}
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func (s *skipper) ShouldSkip(tok Token) bool {
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// should skip state will be modified only if previous token was new line (NL);
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// and the current token is not WhiteSpace (WS).
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if s.shouldSkip &&
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s.prevTok.Type() == TokenNL &&
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tok.Type() != TokenWS {
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s.Continue()
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return false
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}
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s.prevTok = tok
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return s.shouldSkip
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}
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func (s *skipper) Skip() {
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s.shouldSkip = true
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}
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func (s *skipper) Continue() {
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s.shouldSkip = false
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// empty token is assigned as we return to default state, when should skip is false
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s.prevTok = emptyToken
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}
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