40 lines
1013 B
Go
40 lines
1013 B
Go
/*
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Package shellescape provides the shellescape.Quote to escape arbitrary
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strings for a safe use as command line arguments in the most common
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POSIX shells.
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The original Python package which this work was inspired by can be found
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at https://pypi.python.org/pypi/shellescape.
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*/
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package shellescape // "import gopkg.in/alessio/shellescape.v1"
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/*
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The functionality provided by shellescape.Quote could be helpful
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in those cases where it is known that the output of a Go program will
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be appended to/used in the context of shell programs' command line arguments.
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*/
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import (
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"regexp"
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"strings"
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)
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var pattern *regexp.Regexp
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func init() {
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pattern = regexp.MustCompile(`[^\w@%+=:,./-]`)
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}
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// Quote returns a shell-escaped version of the string s. The returned value
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// is a string that can safely be used as one token in a shell command line.
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func Quote(s string) string {
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if len(s) == 0 {
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return "''"
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}
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if pattern.MatchString(s) {
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return "'" + strings.Replace(s, "'", "'\"'\"'", -1) + "'"
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}
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return s
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}
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