66 lines
1.3 KiB
Go
66 lines
1.3 KiB
Go
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package pathmatch
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// Pattern represents a compiled pattern. It is what is returned
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// from calling either the Compile to MustCompile funcs.
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//
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// Pattern provides the Match, MatchAndLoad, and MatchNames methods.
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//
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// Example Usage:
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//
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// pattern, err := pathmath.Compile("/users/{user_id}")
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// if nil != err {
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// fmt.Printf("ERROR Compiling: %v\n", err)
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// return
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// }
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//
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// var userId string
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//
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// didMatch, err := pattern.Match("/users/123", userId)
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// if nil != err {
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// fmt.Printf("ERROR Matching: %v\n", err)
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// return
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// }
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//
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// if didMatch {
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// fmt.Printf("user_id = %q\n", userId)
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// } else {
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// fmt.Println("Did not match.")
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// }
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type Pattern interface {
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Match(string, ...interface{}) (bool, error)
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MatchAndLoad(string, interface{}) (bool, error)
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MatchNames() []string
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}
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type internalPattern struct {
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bits []string
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names []string
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namesSet map[string]struct{}
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fieldTagName string
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}
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func (pattern *internalPattern) MatchNames() []string {
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return pattern.names
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}
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func newPattern(fieldTagName string) *internalPattern {
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bits := []string{}
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names := []string{}
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namesSet := map[string]struct{}{}
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pattern := internalPattern{
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bits:bits,
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names:names,
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namesSet:namesSet,
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fieldTagName:fieldTagName,
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}
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return &pattern
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}
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