forked from mirror/glob
59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
package glob
|
|
|
|
import "strings"
|
|
|
|
// Glob represents compiled glob pattern.
|
|
type Glob interface {
|
|
Match(string) bool
|
|
}
|
|
|
|
// New creates Glob for given pattern and uses other given (if any) strings as separators.
|
|
// The pattern syntax is:
|
|
//
|
|
// pattern:
|
|
// { term }
|
|
//
|
|
// term:
|
|
// `*` matches any sequence of non-separator characters
|
|
// `**` matches any sequence of characters
|
|
// `?` matches any single non-separator character
|
|
// `[` [ `!` ] { character-range } `]`
|
|
// character class (must be non-empty)
|
|
// `{` pattern-list `}`
|
|
// pattern alternatives
|
|
// c matches character c (c != `*`, `**`, `?`, `\`, `[`, `{`, `}`)
|
|
// `\` c matches character c
|
|
//
|
|
// character-range:
|
|
// c matches character c (c != `\\`, `-`, `]`)
|
|
// `\` c matches character c
|
|
// lo `-` hi matches character c for lo <= c <= hi
|
|
//
|
|
// pattern-list:
|
|
// pattern { `,` pattern }
|
|
// comma-separated (without spaces) patterns
|
|
//
|
|
func Compile(pattern string, separators ...string) (Glob, error) {
|
|
ast, err := parse(newLexer(pattern))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
matcher, err := compile(ast, strings.Join(separators, ""))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return matcher, nil
|
|
}
|
|
|
|
// MustCompile is the same as Compile, except that if Compile returns error, this will panic
|
|
func MustCompile(pattern string, separators ...string) Glob {
|
|
g, err := Compile(pattern, separators...)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return g
|
|
}
|