6ddd3b0b47
* Fix validate() function to handle errors in embedded anon structs * Implement webhook branch filter See #2025, #3998.
80 lines
2 KiB
Go
80 lines
2 KiB
Go
package glob
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import (
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"github.com/gobwas/glob/compiler"
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"github.com/gobwas/glob/syntax"
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)
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// Glob represents compiled glob pattern.
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type Glob interface {
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Match(string) bool
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}
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// Compile creates Glob for given pattern and strings (if any present after pattern) as separators.
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// The pattern syntax is:
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//
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// pattern:
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// { term }
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//
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// term:
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// `*` matches any sequence of non-separator characters
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// `**` matches any sequence of characters
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// `?` matches any single non-separator character
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// `[` [ `!` ] { character-range } `]`
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// character class (must be non-empty)
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// `{` pattern-list `}`
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// pattern alternatives
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// c matches character c (c != `*`, `**`, `?`, `\`, `[`, `{`, `}`)
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// `\` c matches character c
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//
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// character-range:
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// c matches character c (c != `\\`, `-`, `]`)
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// `\` c matches character c
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// lo `-` hi matches character c for lo <= c <= hi
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//
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// pattern-list:
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// pattern { `,` pattern }
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// comma-separated (without spaces) patterns
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//
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func Compile(pattern string, separators ...rune) (Glob, error) {
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ast, err := syntax.Parse(pattern)
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if err != nil {
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return nil, err
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}
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matcher, err := compiler.Compile(ast, separators)
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if err != nil {
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return nil, err
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}
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return matcher, nil
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}
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// MustCompile is the same as Compile, except that if Compile returns error, this will panic
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func MustCompile(pattern string, separators ...rune) Glob {
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g, err := Compile(pattern, separators...)
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if err != nil {
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panic(err)
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}
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return g
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}
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// QuoteMeta returns a string that quotes all glob pattern meta characters
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// inside the argument text; For example, QuoteMeta(`{foo*}`) returns `\[foo\*\]`.
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func QuoteMeta(s string) string {
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b := make([]byte, 2*len(s))
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// a byte loop is correct because all meta characters are ASCII
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j := 0
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for i := 0; i < len(s); i++ {
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if syntax.Special(s[i]) {
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b[j] = '\\'
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j++
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}
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b[j] = s[i]
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j++
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}
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return string(b[0:j])
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}
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