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a2dc349c74
Signed-off-by: Daniel Nephin <dnephin@docker.com>
(cherry picked from commit e4c1f07729
)
Signed-off-by: Victor Vieux <vieux@docker.com>
30 lines
652 B
Go
30 lines
652 B
Go
package opts
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// QuotedString is a string that may have extra quotes around the value. The
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// quotes are stripped from the value.
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type QuotedString string
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// Set sets a new value
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func (s *QuotedString) Set(val string) error {
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*s = QuotedString(trimQuotes(val))
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return nil
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}
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// Type returns the type of the value
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func (s *QuotedString) Type() string {
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return "string"
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}
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func (s *QuotedString) String() string {
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return string(*s)
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}
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func trimQuotes(value string) string {
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lastIndex := len(value) - 1
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for _, char := range []byte{'\'', '"'} {
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if value[0] == char && value[lastIndex] == char {
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return value[1:lastIndex]
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}
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}
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return value
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}
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