Adding helpers for semver usage

Signed-off-by: Mehdi Benadel <mehdi.benadel@gmail.com>

__tests__/fixtures/event_tag_v9.5.7-alpha.2+fork.3.1.8.env

@@ -0,0 +1,30 @@
+GITHUB_ACTION=__crazy-max_ghaction-dump-context
+GITHUB_ACTIONS=true
+GITHUB_ACTION_PATH=/home/runner/work/_actions/crazy-max/ghaction-dump-context/v1
+GITHUB_ACTION_REF=
+GITHUB_ACTION_REPOSITORY=
+GITHUB_ACTOR=crazy-max
+GITHUB_API_URL=https://api.github.com
+GITHUB_BASE_REF=
+GITHUB_ENV=/home/runner/work/_temp/_runner_file_commands/set_env_7703d3cb-84db-438f-9f97-46e159388a55
+GITHUB_EVENT_NAME=push
+#GITHUB_EVENT_PATH=./__tests__/fixtures/event_tag_v9.5.7-alpha.2+fork.3.1.8.json
+GITHUB_GRAPHQL_URL=https://api.github.com/graphql
+GITHUB_HEAD_REF=
+GITHUB_JOB=test
+GITHUB_PATH=/home/runner/work/_temp/_runner_file_commands/add_path_7703d3cb-84db-438f-9f97-46e159388a55
+GITHUB_REF=refs/tags/v9.5.7-alpha.2+fork.3.1.8
+GITHUB_REF_NAME=v9.5.7-alpha.2+fork.3.1.8
+GITHUB_REF_PROTECTED=false
+GITHUB_REF_TYPE=tag
+GITHUB_REPOSITORY=docker/test-docker-action
+GITHUB_REPOSITORY_OWNER=docker
+GITHUB_RETENTION_DAYS=90
+GITHUB_RUN_ATTEMPT=1
+GITHUB_RUN_ID=2188815933
+GITHUB_RUN_NUMBER=21
+GITHUB_SERVER_URL=https://github.com
+GITHUB_SHA=860c1904a1ce19322e91ac35af1ab07466440c37
+GITHUB_STEP_SUMMARY=/home/runner/work/_temp/_runner_file_commands/step_summary_7703d3cb-84db-438f-9f97-46e159388a55
+GITHUB_WORKFLOW=metadata
+GITHUB_WORKSPACE=/home/runner/work/test-docker-action/test-docker-action

__tests__/meta.test.ts

@@ -1201,13 +1201,15 @@ describe('tag', () => {
         ]
       } as Inputs,
       {
-        main: '2.0.8-beta.67',
+        main: '2.0',
-        partial: [],
+        partial: ["2"],
         latest: false
       } as Version,
       [
-        'org/app:2.0.8-beta.67',
+        'org/app:2.0',
-        'ghcr.io/user/app:2.0.8-beta.67'
+        'org/app:2',
+        'ghcr.io/user/app:2.0',
+        'ghcr.io/user/app:2'
       ],
       [
         "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
@@ -1217,7 +1219,7 @@ describe('tag', () => {
         "org.opencontainers.image.source=https://github.com/octocat/Hello-World",
         "org.opencontainers.image.title=Hello-World",
         "org.opencontainers.image.url=https://github.com/octocat/Hello-World",
-        "org.opencontainers.image.version=2.0.8-beta.67"
+        "org.opencontainers.image.version=2.0"
       ],
       undefined
     ],
@@ -1292,6 +1294,66 @@ describe('tag', () => {
       ],
       undefined
     ],
+    [
+      'tag15.1',
+      'event_tag_v9.5.7-alpha.2+fork.3.1.8.env',
+      {
+        images: ['org/app', 'ghcr.io/user/app'],
+        tags: [
+          `type=semver,pattern={{> completeVersion}}`
+        ]
+      } as Inputs,
+      {
+        main: '9.5.7-alpha.2+fork.3.1.8',
+        partial: [],
+        latest: false
+      } as Version,
+      [
+        'org/app:9.5.7-alpha.2+fork.3.1.8',
+        'ghcr.io/user/app:9.5.7-alpha.2+fork.3.1.8'
+      ],
+      [
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.description=This your first repo!",
+        "org.opencontainers.image.licenses=MIT",
+        "org.opencontainers.image.revision=860c1904a1ce19322e91ac35af1ab07466440c37",
+        "org.opencontainers.image.source=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.title=Hello-World",
+        "org.opencontainers.image.url=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.version=9.5.7-alpha.2+fork.3.1.8",
+      ],
+      undefined
+    ],
+    [
+      'tag15.1',
+      'event_tag_v9.5.7-alpha.2+fork.3.1.8.env',
+      {
+        images: ['org/app', 'ghcr.io/user/app'],
+        tags: [
+          `type=semver,pattern={{> buildMetadata}}{{> prereleaseMetadata}}.{{major}}.{{minor}}.{{patch}}`
+        ]
+      } as Inputs,
+      {
+        main: '+fork.3.1.8-alpha.2.9.5.7',
+        partial: [],
+        latest: false
+      } as Version,
+      [
+        'org/app:+fork.3.1.8-alpha.2.9.5.7',
+        'ghcr.io/user/app:+fork.3.1.8-alpha.2.9.5.7'
+      ],
+      [
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.description=This your first repo!",
+        "org.opencontainers.image.licenses=MIT",
+        "org.opencontainers.image.revision=860c1904a1ce19322e91ac35af1ab07466440c37",
+        "org.opencontainers.image.source=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.title=Hello-World",
+        "org.opencontainers.image.url=https://github.com/octocat/Hello-World",
+        "org.opencontainers.image.version=+fork.3.1.8-alpha.2.9.5.7",
+      ],
+      undefined
+    ],
     [
       'tag16',
       'event_tag_v1.1.1.env',

src/meta.ts

@@ -156,17 +156,29 @@ export class Meta {
     const sver = semver.parse(vraw, {
       loose: true
     });
-    if (semver.prerelease(vraw)) {
+
-      if (Meta.isRawStatement(tag.attrs['pattern'])) {
+    const hbEnv = handlebars.create();
-        vraw = this.setValue(handlebars.compile(tag.attrs['pattern'])(sver), tag);
+
-      } else {
+    hbEnv.registerPartial('prereleaseMetadata', (data: semver.SemVer) => {
-        vraw = this.setValue(handlebars.compile('{{version}}')(sver), tag);
+      return data.prerelease.length > 0 ? '-' + data.prerelease.join('.') : '';
-      }
+    });
-    } else {
+
-      vraw = this.setValue(handlebars.compile(tag.attrs['pattern'])(sver), tag);
+    hbEnv.registerPartial('buildMetadata', (data: semver.SemVer) => {
+      return data.build.length > 0 ? '+' + data.build.join('.') : '';
+    });
+
+    hbEnv.registerPartial('completeVersion', (data: semver.SemVer) => {
+      return [data.major, data.minor, data.patch].join('.') + (data.prerelease.length > 0 ? '-' + data.prerelease.join('.') : '') + (data.build.length > 0 ? '+' + data.build.join('.') : '');
+    });
+
+    if (!semver.prerelease(vraw)) {
       latest = true;
     }
 
+    const hbTemplate = hbEnv.compile(tag.attrs['pattern']);
+
+    vraw = this.setValue(hbTemplate(sver), tag);
+
     return Meta.setVersion(version, vraw, this.flavor.latest == 'auto' ? latest : this.flavor.latest == 'true');
   }
 
@@ -591,6 +603,6 @@ export class Meta {
   }
 
   private static sanitizeTag(tag: string): string {
-    return tag.replace(/[^a-zA-Z0-9._-]+/g, '-');
+    return tag.replace(/[^a-zA-Z0-9+._-]+/g, '-');
   }
 }