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Signed-off-by: Daniel Nephin <dnephin@docker.com>
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package opts | ||
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// QuotedString is a string that may have extra quotes around the value. The | ||
// quotes are stripped from the value. | ||
type QuotedString string | ||
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// Set sets a new value | ||
func (s *QuotedString) Set(val string) error { | ||
*s = QuotedString(trimQuotes(val)) | ||
return nil | ||
} | ||
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// Type returns the type of the value | ||
func (s *QuotedString) Type() string { | ||
return "string" | ||
} | ||
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func (s *QuotedString) String() string { | ||
return string(*s) | ||
} | ||
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func trimQuotes(value string) string { | ||
lastIndex := len(value) - 1 | ||
for _, char := range []byte{'\'', '"'} { | ||
if value[0] == char && value[lastIndex] == char { | ||
return value[1:lastIndex] | ||
} | ||
} | ||
return value | ||
} |
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package opts | ||
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import ( | ||
"github.com/docker/docker/pkg/testutil/assert" | ||
"testing" | ||
) | ||
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func TestQuotedStringSetWithQuotes(t *testing.T) { | ||
qs := QuotedString("") | ||
assert.NilError(t, qs.Set("\"something\"")) | ||
assert.Equal(t, qs.String(), "something") | ||
} | ||
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func TestQuotedStringSetWithMismatchedQuotes(t *testing.T) { | ||
qs := QuotedString("") | ||
assert.NilError(t, qs.Set("\"something'")) | ||
assert.Equal(t, qs.String(), "\"something'") | ||
} | ||
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func TestQuotedStringSetWithNoQuotes(t *testing.T) { | ||
qs := QuotedString("") | ||
assert.NilError(t, qs.Set("something")) | ||
assert.Equal(t, qs.String(), "something") | ||
} |