composer/composer — pull request #2549 by pulzarraider (2014-01-05 08:28:38+00:00)
Title: List all available downloader types in exception message

Q | A
| ------------- | ---
| Bug fix? | no
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | -
| License | MIT

This small change can help developers to replace unsupported downloader type with one of available types.