Pre-release (rc, beta, alpha) will only extend {{version}} as tag for tag-semver

.github/workflows/ci.yml

@@ -80,6 +80,22 @@ jobs:
           tag-match: ${{ matrix.tag-match }}
           tag-match-group: ${{ matrix.tag-match-group }}
 
+  tag-semver:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Docker meta
+        uses: ./
+        with:
+          images: |
+            ${{ env.DOCKER_IMAGE }}
+            ghcr.io/name/app
+          tag-semver: |
+            {{raw}}
+            {{version}}
+            {{major}}.{{minor}}.{{patch}}
+
   docker-push:
     runs-on: ubuntu-latest
     services:

CHANGELOG.md

@@ -1,5 +1,21 @@
 # Changelog
 
+## 1.8.4 (2020/11/20)
+
+* Pre-release (rc, beta, alpha) will only extend `{{version}}` as tag for `tag-semver`
+
+## 1.8.3 (2020/11/20)
+
+* Lowercase image name (#16)
+
+## 1.8.2 (2020/11/18)
+
+* Remove duplicated tags
+
+## 1.8.1 (2020/11/18)
+
+* Missing input in `action.yml`
+
 ## 1.8.0 (2020/11/17)
 
 * Handle semver tags (#14)

README.md

@@ -26,8 +26,8 @@ ___
   * [outputs](#outputs)
 * [Notes](#notes)
   * [Latest tag](#latest-tag)
-  * [`tag-match` examples](#tag-match-examples)
   * [Handle semver tag](#handle-semver-tag)
+  * [`tag-match` examples](#tag-match-examples)
   * [Schedule tag](#schedule-tag)
   * [Overwrite labels](#overwrite-labels)
 * [Keep up-to-date with GitHub Dependabot](#keep-up-to-date-with-github-dependabot)
@@ -250,6 +250,8 @@ Following inputs can be used as `step.with` keys
 
 > List/CSV type can be a newline or comma delimited string
 
+> `tag-semver` and `tag-match` are mutually exclusive
+
 ### outputs
 
 Following outputs are available
@@ -266,37 +268,42 @@ Following outputs are available
 
 Latest Docker tag will be generated by default on `push tag` event. If for example you push the `v1.2.3` Git tag,
 you will have at the output of this action the Docker tags `v1.2.3` and `latest`. But you can allow the latest tag to be
-generated only if the Git tag matches a regular expression with the [`tag-match` input](#tag-match-examples) or if
+generated only if `tag-semver` is a valid [semver](https://semver.org/) or if Git tag matches a regular expression
-`tag-semver` is valid [semver](https://semver.org/).
+with the [`tag-match` input](#tag-match-examples).
-
-### `tag-match` examples
-
-| Git tag                 | `tag-match`                        | `tag-match-group` | Match                | Docker tags               |
-|-------------------------|------------------------------------|-------------------|----------------------|---------------------------|
-| `v1.2.3`                | `\d{1,3}.\d{1,3}.\d{1,3}`          | `0`               | :white_check_mark:   | `1.2.3`, `latest`         |
-| `v2.0.8-beta.67`        | `v(.*)`                            | `1`               | :white_check_mark:   | `2.0.8-beta.67`, `latest` |
-| `v2.0.8-beta.67`        | `v(\d.\d)`                         | `1`               | :white_check_mark:   | `2.0`, `latest`           |
-| `release1`              | `\d{1,3}.\d{1,3}`                  | `0`               | :x:                  | `release1`                |
-| `20200110-RC2`          | `\d+`                              | `0`               | :white_check_mark:   | `20200110`, `latest`      |
 
 ### Handle semver tag
 
 If Git tag is a valid [semver](https://semver.org/) you can handle it to output multi Docker tags at once.
 `tag-semver` supports multi-line [Handlebars template](https://handlebarsjs.com/guide/) with the following inputs:
 
-| Git tag            | `tag-semver`                                             | Valid              | Docker tags        |
+| Git tag            | `tag-semver`                                             | Valid              | Output tags                | Output version               |
-|--------------------|----------------------------------------------------------|--------------------|--------------------|
+|--------------------|----------------------------------------------------------|--------------------|----------------------------|------------------------------|
-| `v1.2.3`           | `{{raw}}`                                                | :white_check_mark: | `v1.2.3`, `latest` |
+| `v1.2.3`           | `{{raw}}`                                                | :white_check_mark: | `v1.2.3`, `latest`         | `v1.2.3`                     |
-| `v1.2.3`           | `{{version}}`                                            | :white_check_mark: | `1.2.3`, `latest`  |
+| `v1.2.3`           | `{{version}}`                                            | :white_check_mark: | `1.2.3`, `latest`          | `1.2.3`                      |
-| `v1.2.3`           | `{{major}}.{{minor}}`                                    | :white_check_mark: | `1.2`, `latest`    |
+| `v1.2.3`           | `{{major}}.{{minor}}`                                    | :white_check_mark: | `1.2`, `latest`            | `1.2`                        |
-| `v1.2.3`           | `v{{major}}`                                             | :white_check_mark: | `v1`, `latest`     |
+| `v1.2.3`           | `v{{major}}`                                             | :white_check_mark: | `v1`, `latest`             | `v1`                         |
-| `v1.2.3`           | `{{minor}}`                                              | :white_check_mark: | `2`, `latest`      |
+| `v1.2.3`           | `{{minor}}`                                              | :white_check_mark: | `2`, `latest`              | `2`                          |
-| `v1.2.3`           | `{{patch}}`                                              | :white_check_mark: | `3`, `latest`      |
+| `v1.2.3`           | `{{patch}}`                                              | :white_check_mark: | `3`, `latest`              | `3`                          |
-| `v1.2.3`           | `{{major}}.{{minor}}`<br>`{{major}}.{{minor}}.{{patch}}` | :white_check_mark: | `1.2`, `1.2.3`, `latest`   |
+| `v1.2.3`           | `{{major}}.{{minor}}`<br>`{{major}}.{{minor}}.{{patch}}` | :white_check_mark: | `1.2`, `1.2.3`, `latest`   | `1.2`*                       |
-| `v2.0.8-beta.67`   | `{{raw}}`                                                | :white_check_mark: | `v2.0.8-beta.67`   |
+| `v2.0.8-beta.67`   | `{{raw}}`                                                | :white_check_mark: | `2.0.8-beta.67`**          | `2.0.8-beta.67`              |
-| `v2.0.8-beta.67`   | `{{version}}`                                            | :white_check_mark: | `2.0.8-beta.67`    |
+| `v2.0.8-beta.67`   | `{{version}}`                                            | :white_check_mark: | `2.0.8-beta.67`            | `2.0.8-beta.67`              |
-| `v2.0.8-beta.67`   | `{{major}}.{{minor}}`                                    | :white_check_mark: | `2.0`              |
+| `v2.0.8-beta.67`   | `{{major}}.{{minor}}`                                    | :white_check_mark: | `2.0.8-beta.67`**          | `2.0.8-beta.67`              |
-| `release1`         | `{{raw}}`                                                | :x:                | `release1`         |
+| `release1`         | `{{raw}}`                                                | :x:                | `release1`                 | `release1`                   |
+
+> *First occurrence of `tag-semver` will be taken as `output.version`
+
+> **Pre-release (rc, beta, alpha) will only extend `{{version}}` as tag because they are updated frequently,
+> and contain many breaking changes that are (by the author's design) not yet fit for public consumption.
+
+### `tag-match` examples
+
+| Git tag                 | `tag-match`                        | `tag-match-group` | Match                | Output tags               | Output version               |
+|-------------------------|------------------------------------|-------------------|----------------------|---------------------------|------------------------------|
+| `v1.2.3`                | `\d{1,3}.\d{1,3}.\d{1,3}`          | `0`               | :white_check_mark:   | `1.2.3`, `latest`         | `1.2.3`                      |
+| `v2.0.8-beta.67`        | `v(.*)`                            | `1`               | :white_check_mark:   | `2.0.8-beta.67`, `latest` | `2.0.8-beta.67`              |
+| `v2.0.8-beta.67`        | `v(\d.\d)`                         | `1`               | :white_check_mark:   | `2.0`, `latest`           | `2.0`                        |
+| `release1`              | `\d{1,3}.\d{1,3}`                  | `0`               | :x:                  | `release1`                | `release1`                   |
+| `20200110-RC2`          | `\d+`                              | `0`               | :white_check_mark:   | `20200110`, `latest`      | `20200110`                   |
 
 ### Schedule tag
 

__tests__/meta.test.ts

@@ -683,11 +683,39 @@ describe('push tag', () => {
         "org.opencontainers.image.licenses=MIT"
       ]
     ],
+    [
+      'event_tag_v1.1.1.env',
+      {
+        images: ['org/app', 'ghcr.io/user/app'],
+        tagSemver: ['{{version}}', '{{major}}.{{minor}}.{{patch}}'],
+      } as Inputs,
+      {
+        main: '1.1.1',
+        partial: [],
+        latest: true
+      } as Version,
+      [
+        'org/app:1.1.1',
+        'org/app:latest',
+        'ghcr.io/user/app:1.1.1',
+        'ghcr.io/user/app:latest'
+      ],
+      [
+        "org.opencontainers.image.title=Hello-World",
+        "org.opencontainers.image.description=This your first repo!",
+        "org.opencontainers.image.url=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.source=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.version=1.1.1",
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.revision=90dd6032fac8bda1b6c4436a2e65de27961ed071",
+        "org.opencontainers.image.licenses=MIT"
+      ]
+    ],
     [
       'event_tag_v2.0.8-beta.67.env',
       {
         images: ['org/app', 'ghcr.io/user/app'],
-        tagSemver: ['{{version}}', '{{major}}.{{minor}}', '{{major}}'],
+        tagSemver: ['{{major}}.{{minor}}', '{{major}}'],
       } as Inputs,
       {
         main: '2.0.8-beta.67',
@@ -900,6 +928,32 @@ describe('latest', () => {
         "org.opencontainers.image.licenses=MIT"
       ]
     ],
+    [
+      'event_tag_v1.1.1.env',
+      {
+        images: ['org/app', 'ghcr.io/MyUSER/MyApp'],
+        tagMatchLatest: false,
+      } as Inputs,
+      {
+        main: 'v1.1.1',
+        partial: [],
+        latest: false
+      } as Version,
+      [
+        'org/app:v1.1.1',
+        'ghcr.io/myuser/myapp:v1.1.1',
+      ],
+      [
+        "org.opencontainers.image.title=Hello-World",
+        "org.opencontainers.image.description=This your first repo!",
+        "org.opencontainers.image.url=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.source=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.version=v1.1.1",
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.revision=90dd6032fac8bda1b6c4436a2e65de27961ed071",
+        "org.opencontainers.image.licenses=MIT"
+      ]
+    ],
   ])('given %p event ', tagsLabelsTest);
 });
 

action.yml

@@ -21,6 +21,9 @@ inputs:
   tag-edge-branch:
     description: 'Branch that will be tagged as edge (default repo.default_branch)'
     required: false
+  tag-semver:
+    description: 'Handle Git tag as semver template if possible'
+    required: false
   tag-match:
     description: 'RegExp to match against a Git tag and use match group as Docker tag'
     required: false

dist/index.js

@@ -201,9 +201,12 @@ class Meta {
                 const sver = semver.parse(version.main, {
                     includePrerelease: true
                 });
-                version.latest = !semver.prerelease(version.main);
+                if (semver.prerelease(version.main)) {
-                version.main = handlebars.compile(this.inputs.tagSemver[0])(sver);
+                    version.main = handlebars.compile('{{version}}')(sver);
-                if (version.latest) {
+                }
+                else {
+                    version.latest = true;
+                    version.main = handlebars.compile(this.inputs.tagSemver[0])(sver);
                     for (const semverTpl of this.inputs.tagSemver) {
                         const partial = handlebars.compile(semverTpl)(sver);
                         if (partial == version.main) {
@@ -240,6 +243,7 @@ class Meta {
         else if (/^refs\/pull\//.test(this.context.ref)) {
             version.main = `pr-${this.context.ref.replace(/^refs\/pull\//g, '').replace(/\/merge$/g, '')}`;
         }
+        version.partial = version.partial.filter((item, index) => version.partial.indexOf(item) === index);
         return version;
     }
     tags() {
@@ -249,15 +253,16 @@ class Meta {
         }
         let tags = [];
         for (const image of this.inputs.images) {
-            tags.push(`${image}:${version.main}`);
+            const imageLc = image.toLowerCase();
+            tags.push(`${imageLc}:${version.main}`);
             for (const partial of version.partial) {
-                tags.push(`${image}:${partial}`);
+                tags.push(`${imageLc}:${partial}`);
             }
             if (version.latest) {
-                tags.push(`${image}:latest`);
+                tags.push(`${imageLc}:latest`);
             }
             if (this.context.sha && this.inputs.tagSha) {
-                tags.push(`${image}:sha-${this.context.sha.substr(0, 7)}`);
+                tags.push(`${imageLc}:sha-${this.context.sha.substr(0, 7)}`);
             }
         }
         return tags;

src/meta.ts

@@ -47,9 +47,11 @@ export class Meta {
         const sver = semver.parse(version.main, {
           includePrerelease: true
         });
-        version.latest = !semver.prerelease(version.main);
+        if (semver.prerelease(version.main)) {
-        version.main = handlebars.compile(this.inputs.tagSemver[0])(sver);
+          version.main = handlebars.compile('{{version}}')(sver);
-        if (version.latest) {
+        } else {
+          version.latest = true;
+          version.main = handlebars.compile(this.inputs.tagSemver[0])(sver);
           for (const semverTpl of this.inputs.tagSemver) {
             const partial = handlebars.compile(semverTpl)(sver);
             if (partial == version.main) {
@@ -82,6 +84,7 @@ export class Meta {
       version.main = `pr-${this.context.ref.replace(/^refs\/pull\//g, '').replace(/\/merge$/g, '')}`;
     }
 
+    version.partial = version.partial.filter((item, index) => version.partial.indexOf(item) === index);
     return version;
   }
 
@@ -93,15 +96,16 @@ export class Meta {
 
     let tags: Array<string> = [];
     for (const image of this.inputs.images) {
-      tags.push(`${image}:${version.main}`);
+      const imageLc = image.toLowerCase();
+      tags.push(`${imageLc}:${version.main}`);
       for (const partial of version.partial) {
-        tags.push(`${image}:${partial}`);
+        tags.push(`${imageLc}:${partial}`);
       }
       if (version.latest) {
-        tags.push(`${image}:latest`);
+        tags.push(`${imageLc}:latest`);
       }
       if (this.context.sha && this.inputs.tagSha) {
-        tags.push(`${image}:sha-${this.context.sha.substr(0, 7)}`);
+        tags.push(`${imageLc}:sha-${this.context.sha.substr(0, 7)}`);
       }
     }
     return tags;