diff options
Diffstat (limited to 'vendor/go.mau.fi/util/glob/simple.go')
-rw-r--r-- | vendor/go.mau.fi/util/glob/simple.go | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/vendor/go.mau.fi/util/glob/simple.go b/vendor/go.mau.fi/util/glob/simple.go new file mode 100644 index 0000000..bb9bf6d --- /dev/null +++ b/vendor/go.mau.fi/util/glob/simple.go @@ -0,0 +1,62 @@ +package glob + +import ( + "strings" +) + +// ExactGlob is the result of [Compile] when the pattern contains no glob characters. +// It uses a simple string comparison to match. +type ExactGlob string + +func (eg ExactGlob) Match(s string) bool { + return string(eg) == s +} + +// SuffixGlob is the result of [Compile] when the pattern only has one `*` at the beginning. +// It uses [strings.HasSuffix] to match. +type SuffixGlob string + +func (sg SuffixGlob) Match(s string) bool { + return strings.HasSuffix(s, string(sg)) +} + +// PrefixGlob is the result of [Compile] when the pattern only has one `*` at the end. +// It uses [strings.HasPrefix] to match. +type PrefixGlob string + +func (pg PrefixGlob) Match(s string) bool { + return strings.HasPrefix(s, string(pg)) +} + +// ContainsGlob is the result of [Compile] when the pattern has two `*`s, one at the beginning and one at the end. +// It uses [strings.Contains] to match. +// +// When there are exactly two `*`s, but they're not surrounding the string, the pattern is compiled as a [PrefixSuffixAndContainsGlob] instead. +type ContainsGlob string + +func (cg ContainsGlob) Match(s string) bool { + return strings.Contains(s, string(cg)) +} + +// PrefixAndSuffixGlob is the result of [Compile] when the pattern only has one `*` in the middle. +type PrefixAndSuffixGlob struct { + Prefix string + Suffix string +} + +func (psg PrefixAndSuffixGlob) Match(s string) bool { + return strings.HasPrefix(s, psg.Prefix) && strings.HasSuffix(s[len(psg.Prefix):], psg.Suffix) +} + +// PrefixSuffixAndContainsGlob is the result of [Compile] when the pattern has two `*`s which are not surrounding the rest of the pattern. +type PrefixSuffixAndContainsGlob struct { + Prefix string + Suffix string + Contains string +} + +func (psacg PrefixSuffixAndContainsGlob) Match(s string) bool { + return strings.HasPrefix(s, psacg.Prefix) && + strings.HasSuffix(s[len(psacg.Prefix):], psacg.Suffix) && + strings.Contains(s[len(psacg.Prefix):len(s)-len(psacg.Suffix)], psacg.Contains) +} |