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More consistent return from ErrorCode.Error()

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To bring ErrorCode into liine with Go conventions, ErrorCode.Error() now
returns the "nice" value of the error code. This ensures error message assembly
works similar to commonly used Go conventions when directly using ErrorCode as
an error.

Signed-off-by: Stephen J Day <stephen.day@docker.com>
This commit is contained in:
Stephen J Day 2015-08-20 17:36:24 -07:00
parent 0189e8c218
commit 7dd03e12bb
2 changed files with 32 additions and 27 deletions
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7
docs/api/errcode/errors.go
View file

@ -25,7 +25,8 @@ func (ec ErrorCode) ErrorCode() ErrorCode {
// Error returns the ID/Value
func (ec ErrorCode) Error() string {
return ec.Descriptor().Value
// NOTE(stevvooe): Cannot use message here since it may have unpopulated args.
return strings.ToLower(strings.Replace(ec.String(), "_", " ", -1))
}
// Descriptor returns the descriptor for the error code.
@ -104,9 +105,7 @@ func (e Error) ErrorCode() ErrorCode {
// Error returns a human readable representation of the error.
func (e Error) Error() string {
return fmt.Sprintf("%s: %s",
strings.ToLower(strings.Replace(e.Code.String(), "_", " ", -1)),
e.Message)
return fmt.Sprintf("%s: %s", e.Code.Error(), e.Message)
}
// WithDetail will return a new Error, based on the current one, but with