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fix: handle case where deploying app image does not exist

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This happens if ps:scale is called before a deploy.

Also refactor GetDeployingAppImageName() to return an error as the second return parameter.
This commit is contained in:
Jose Diaz-Gonzalez
2020-11-23 00:11:00 -05:00
parent fceb412fb1
commit 97513dee91
5 changed files with 27 additions and 11 deletions
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docs/appendices/0.22.0-migration-guide.md
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@@ -5,6 +5,7 @@
- Underscores are no longer valid characters in app names. Please rename applications before upgrading.
- Process type names specified in Procfile may no longer use characters not valid in DNS Label Names ([RFC 1123](https://tools.ietf.org/html/rfc1123)).
- The minimum Docker version is now 17.05.0.
- The `common.GetDeployingAppImageName()` function now returns an `error` as the second return argument instead of calling `common.LogFail()` internally.
## Removals