base_ref global expression

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

.gitattributes

@@ -1,2 +1,3 @@
+/__tests__/fixtures/** -linguist-detectable
 /dist/** linguist-generated=true
 /lib/** linguist-generated=true

README.md

@@ -613,6 +613,7 @@ attributes are available:
 | `{{branch}}`             | `master`             |
 | `{{tag}}`                | `v1.2.3`             |
 | `{{sha}}`                | `90dd603`            |
+| `{{base_ref}}`           | `master`             |
 | `{{date 'YYYYMMDD'}}`    | `20210326`           |
 
 ```yaml

__tests__/fixtures/event_pull_request.env

@@ -6,7 +6,7 @@ GITHUB_API_URL=https://api.github.com
 GITHUB_BASE_REF=master
 GITHUB_ENV=/home/runner/work/_temp/_runner_file_commands/set_env_e00a951d-2585-4fac-b085-459d80e69a2f
 GITHUB_EVENT_NAME=pull_request
-#GITHUB_EVENT_PATH=/home/runner/work/_temp/_github_workflow/event.json
+GITHUB_EVENT_PATH=./__tests__/fixtures/event_pull_request.json
 GITHUB_GRAPHQL_URL=https://api.github.com/graphql
 GITHUB_HEAD_REF=pr
 GITHUB_JOB=event

__tests__/fixtures/event_pull_request.json

@@ -0,0 +1,488 @@
+{
+  "action": "opened",
+  "number": 7,
+  "pull_request": {
+    "_links": {
+      "comments": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/issues/7/comments"
+      },
+      "commits": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/7/commits"
+      },
+      "html": {
+        "href": "https://github.com/crazy-max/test-docker-action/pull/7"
+      },
+      "issue": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/issues/7"
+      },
+      "review_comment": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/comments{/number}"
+      },
+      "review_comments": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/7/comments"
+      },
+      "self": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/7"
+      },
+      "statuses": {
+        "href": "https://api.github.com/repos/crazy-max/test-docker-action/statuses/0337b3a374a0b833cf127b9111ca8c5589d93616"
+      }
+    },
+    "active_lock_reason": null,
+    "additions": 0,
+    "assignee": null,
+    "assignees": [],
+    "author_association": "COLLABORATOR",
+    "auto_merge": null,
+    "base": {
+      "label": "docker:master",
+      "ref": "master",
+      "repo": {
+        "allow_auto_merge": false,
+        "allow_forking": true,
+        "allow_merge_commit": true,
+        "allow_rebase_merge": true,
+        "allow_squash_merge": true,
+        "archive_url": "https://api.github.com/repos/crazy-max/test-docker-action/{archive_format}{/ref}",
+        "archived": false,
+        "assignees_url": "https://api.github.com/repos/crazy-max/test-docker-action/assignees{/user}",
+        "blobs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/blobs{/sha}",
+        "branches_url": "https://api.github.com/repos/crazy-max/test-docker-action/branches{/branch}",
+        "clone_url": "https://github.com/crazy-max/test-docker-action.git",
+        "collaborators_url": "https://api.github.com/repos/crazy-max/test-docker-action/collaborators{/collaborator}",
+        "comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/comments{/number}",
+        "commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/commits{/sha}",
+        "compare_url": "https://api.github.com/repos/crazy-max/test-docker-action/compare/{base}...{head}",
+        "contents_url": "https://api.github.com/repos/crazy-max/test-docker-action/contents/{+path}",
+        "contributors_url": "https://api.github.com/repos/crazy-max/test-docker-action/contributors",
+        "created_at": "2020-08-07T09:23:00Z",
+        "default_branch": "master",
+        "delete_branch_on_merge": false,
+        "deployments_url": "https://api.github.com/repos/crazy-max/test-docker-action/deployments",
+        "description": "Test \"Docker\" Actions",
+        "disabled": false,
+        "downloads_url": "https://api.github.com/repos/crazy-max/test-docker-action/downloads",
+        "events_url": "https://api.github.com/repos/crazy-max/test-docker-action/events",
+        "fork": false,
+        "forks": 1,
+        "forks_count": 1,
+        "forks_url": "https://api.github.com/repos/crazy-max/test-docker-action/forks",
+        "full_name": "docker/test-docker-action",
+        "git_commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/commits{/sha}",
+        "git_refs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/refs{/sha}",
+        "git_tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/tags{/sha}",
+        "git_url": "git://github.com/crazy-max/test-docker-action.git",
+        "has_downloads": true,
+        "has_issues": false,
+        "has_pages": false,
+        "has_projects": false,
+        "has_wiki": false,
+        "homepage": "",
+        "hooks_url": "https://api.github.com/repos/crazy-max/test-docker-action/hooks",
+        "html_url": "https://github.com/crazy-max/test-docker-action",
+        "id": 285789493,
+        "is_template": false,
+        "issue_comment_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/comments{/number}",
+        "issue_events_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/events{/number}",
+        "issues_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues{/number}",
+        "keys_url": "https://api.github.com/repos/crazy-max/test-docker-action/keys{/key_id}",
+        "labels_url": "https://api.github.com/repos/crazy-max/test-docker-action/labels{/name}",
+        "language": "JavaScript",
+        "languages_url": "https://api.github.com/repos/crazy-max/test-docker-action/languages",
+        "license": {
+          "key": "mit",
+          "name": "MIT License",
+          "node_id": "MDc6TGljZW5zZTEz",
+          "spdx_id": "MIT",
+          "url": "https://api.github.com/licenses/mit"
+        },
+        "merges_url": "https://api.github.com/repos/crazy-max/test-docker-action/merges",
+        "milestones_url": "https://api.github.com/repos/crazy-max/test-docker-action/milestones{/number}",
+        "mirror_url": null,
+        "name": "test-docker-action",
+        "node_id": "MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=",
+        "notifications_url": "https://api.github.com/repos/crazy-max/test-docker-action/notifications{?since,all,participating}",
+        "open_issues": 5,
+        "open_issues_count": 5,
+        "owner": {
+          "avatar_url": "https://avatars.githubusercontent.com/u/5429470?v=4",
+          "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+          "followers_url": "https://api.github.com/users/crazy-max/followers",
+          "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+          "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+          "gravatar_id": "",
+          "html_url": "https://github.com/crazy-max",
+          "id": 5429470,
+          "login": "docker",
+          "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=",
+          "organizations_url": "https://api.github.com/users/crazy-max/users",
+          "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+          "repos_url": "https://api.github.com/users/crazy-max/repos",
+          "site_admin": false,
+          "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+          "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+          "type": "Organization",
+          "url": "https://api.github.com/users/crazy-max"
+        },
+        "private": true,
+        "pulls_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls{/number}",
+        "pushed_at": "2021-10-21T21:44:34Z",
+        "releases_url": "https://api.github.com/repos/crazy-max/test-docker-action/releases{/id}",
+        "size": 714,
+        "ssh_url": "git@github.com:docker/test-docker-action.git",
+        "stargazers_count": 0,
+        "stargazers_url": "https://api.github.com/repos/crazy-max/test-docker-action/stargazers",
+        "statuses_url": "https://api.github.com/repos/crazy-max/test-docker-action/statuses/{sha}",
+        "subscribers_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscribers",
+        "subscription_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscription",
+        "svn_url": "https://github.com/crazy-max/test-docker-action",
+        "tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/tags",
+        "teams_url": "https://api.github.com/repos/crazy-max/test-docker-action/teams",
+        "topics": [],
+        "trees_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/trees{/sha}",
+        "updated_at": "2021-10-21T21:44:37Z",
+        "url": "https://api.github.com/repos/crazy-max/test-docker-action",
+        "visibility": "private",
+        "watchers": 0,
+        "watchers_count": 0
+      },
+      "sha": "ce1a91a20f9e2c064bcd76a7b95e091f831cf653",
+      "user": {
+        "avatar_url": "https://avatars.githubusercontent.com/u/5429470?v=4",
+        "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+        "followers_url": "https://api.github.com/users/crazy-max/followers",
+        "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+        "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+        "gravatar_id": "",
+        "html_url": "https://github.com/crazy-max",
+        "id": 5429470,
+        "login": "docker",
+        "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=",
+        "organizations_url": "https://api.github.com/users/crazy-max/users",
+        "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+        "repos_url": "https://api.github.com/users/crazy-max/repos",
+        "site_admin": false,
+        "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+        "type": "Organization",
+        "url": "https://api.github.com/users/crazy-max"
+      }
+    },
+    "body": null,
+    "changed_files": 0,
+    "closed_at": null,
+    "comments": 0,
+    "comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/7/comments",
+    "commits": 1,
+    "commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/7/commits",
+    "created_at": "2021-10-21T21:46:27Z",
+    "deletions": 0,
+    "diff_url": "https://github.com/crazy-max/test-docker-action/pull/7.diff",
+    "draft": false,
+    "head": {
+      "label": "crazy-max:test-pr",
+      "ref": "test-pr",
+      "repo": {
+        "allow_auto_merge": false,
+        "allow_forking": true,
+        "allow_merge_commit": true,
+        "allow_rebase_merge": true,
+        "allow_squash_merge": true,
+        "archive_url": "https://api.github.com/repos/crazy-max/test-docker-action/{archive_format}{/ref}",
+        "archived": false,
+        "assignees_url": "https://api.github.com/repos/crazy-max/test-docker-action/assignees{/user}",
+        "blobs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/blobs{/sha}",
+        "branches_url": "https://api.github.com/repos/crazy-max/test-docker-action/branches{/branch}",
+        "clone_url": "https://github.com/crazy-max/test-docker-action.git",
+        "collaborators_url": "https://api.github.com/repos/crazy-max/test-docker-action/collaborators{/collaborator}",
+        "comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/comments{/number}",
+        "commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/commits{/sha}",
+        "compare_url": "https://api.github.com/repos/crazy-max/test-docker-action/compare/{base}...{head}",
+        "contents_url": "https://api.github.com/repos/crazy-max/test-docker-action/contents/{+path}",
+        "contributors_url": "https://api.github.com/repos/crazy-max/test-docker-action/contributors",
+        "created_at": "2021-07-11T17:34:22Z",
+        "default_branch": "master",
+        "delete_branch_on_merge": false,
+        "deployments_url": "https://api.github.com/repos/crazy-max/test-docker-action/deployments",
+        "description": "Test \"Docker\" Actions",
+        "disabled": false,
+        "downloads_url": "https://api.github.com/repos/crazy-max/test-docker-action/downloads",
+        "events_url": "https://api.github.com/repos/crazy-max/test-docker-action/events",
+        "fork": true,
+        "forks": 0,
+        "forks_count": 0,
+        "forks_url": "https://api.github.com/repos/crazy-max/test-docker-action/forks",
+        "full_name": "crazy-max/test-docker-action",
+        "git_commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/commits{/sha}",
+        "git_refs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/refs{/sha}",
+        "git_tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/tags{/sha}",
+        "git_url": "git://github.com/crazy-max/test-docker-action.git",
+        "has_downloads": true,
+        "has_issues": false,
+        "has_pages": false,
+        "has_projects": true,
+        "has_wiki": false,
+        "homepage": "",
+        "hooks_url": "https://api.github.com/repos/crazy-max/test-docker-action/hooks",
+        "html_url": "https://github.com/crazy-max/test-docker-action",
+        "id": 385013169,
+        "is_template": false,
+        "issue_comment_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/comments{/number}",
+        "issue_events_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/events{/number}",
+        "issues_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues{/number}",
+        "keys_url": "https://api.github.com/repos/crazy-max/test-docker-action/keys{/key_id}",
+        "labels_url": "https://api.github.com/repos/crazy-max/test-docker-action/labels{/name}",
+        "language": "Dockerfile",
+        "languages_url": "https://api.github.com/repos/crazy-max/test-docker-action/languages",
+        "license": {
+          "key": "mit",
+          "name": "MIT License",
+          "node_id": "MDc6TGljZW5zZTEz",
+          "spdx_id": "MIT",
+          "url": "https://api.github.com/licenses/mit"
+        },
+        "merges_url": "https://api.github.com/repos/crazy-max/test-docker-action/merges",
+        "milestones_url": "https://api.github.com/repos/crazy-max/test-docker-action/milestones{/number}",
+        "mirror_url": null,
+        "name": "test-docker-action",
+        "node_id": "MDEwOlJlcG9zaXRvcnkzODUwMTMxNjk=",
+        "notifications_url": "https://api.github.com/repos/crazy-max/test-docker-action/notifications{?since,all,participating}",
+        "open_issues": 0,
+        "open_issues_count": 0,
+        "owner": {
+          "avatar_url": "https://avatars.githubusercontent.com/u/1951866?v=4",
+          "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+          "followers_url": "https://api.github.com/users/crazy-max/followers",
+          "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+          "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+          "gravatar_id": "",
+          "html_url": "https://github.com/crazy-max",
+          "id": 1951866,
+          "login": "crazy-max",
+          "node_id": "MDQ6VXNlcjE5NTE4NjY=",
+          "organizations_url": "https://api.github.com/users/crazy-max/users",
+          "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+          "repos_url": "https://api.github.com/users/crazy-max/repos",
+          "site_admin": false,
+          "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+          "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+          "type": "User",
+          "url": "https://api.github.com/users/crazy-max"
+        },
+        "private": true,
+        "pulls_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls{/number}",
+        "pushed_at": "2021-10-21T21:46:11Z",
+        "releases_url": "https://api.github.com/repos/crazy-max/test-docker-action/releases{/id}",
+        "size": 151,
+        "ssh_url": "git@github.com:crazy-max/test-docker-action.git",
+        "stargazers_count": 0,
+        "stargazers_url": "https://api.github.com/repos/crazy-max/test-docker-action/stargazers",
+        "statuses_url": "https://api.github.com/repos/crazy-max/test-docker-action/statuses/{sha}",
+        "subscribers_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscribers",
+        "subscription_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscription",
+        "svn_url": "https://github.com/crazy-max/test-docker-action",
+        "tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/tags",
+        "teams_url": "https://api.github.com/repos/crazy-max/test-docker-action/teams",
+        "topics": [],
+        "trees_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/trees{/sha}",
+        "updated_at": "2021-07-15T07:56:00Z",
+        "url": "https://api.github.com/repos/crazy-max/test-docker-action",
+        "visibility": "private",
+        "watchers": 0,
+        "watchers_count": 0
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+        "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+        "followers_url": "https://api.github.com/users/crazy-max/followers",
+        "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+        "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+        "gravatar_id": "",
+        "html_url": "https://github.com/crazy-max",
+        "id": 1951866,
+        "login": "crazy-max",
+        "node_id": "MDQ6VXNlcjE5NTE4NjY=",
+        "organizations_url": "https://api.github.com/users/crazy-max/users",
+        "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+        "repos_url": "https://api.github.com/users/crazy-max/repos",
+        "site_admin": false,
+        "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+        "type": "User",
+        "url": "https://api.github.com/users/crazy-max"
+      }
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+    "id": 763682530,
+    "issue_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/7",
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+    "maintainer_can_modify": true,
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+    "mergeable_state": "unknown",
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+    "merged_by": null,
+    "milestone": null,
+    "node_id": "PR_kwDOEQjNNc4thN7i",
+    "number": 7,
+    "patch_url": "https://github.com/crazy-max/test-docker-action/pull/7.patch",
+    "rebaseable": null,
+    "requested_reviewers": [],
+    "requested_teams": [],
+    "review_comment_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/comments{/number}",
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+    "review_comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls/7/comments",
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+      "node_id": "MDQ6VXNlcjE5NTE4NjY=",
+      "organizations_url": "https://api.github.com/users/crazy-max/users",
+      "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+      "repos_url": "https://api.github.com/users/crazy-max/repos",
+      "site_admin": false,
+      "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+      "type": "User",
+      "url": "https://api.github.com/users/crazy-max"
+    }
+  },
+  "repository": {
+    "allow_forking": true,
+    "archive_url": "https://api.github.com/repos/crazy-max/test-docker-action/{archive_format}{/ref}",
+    "archived": false,
+    "assignees_url": "https://api.github.com/repos/crazy-max/test-docker-action/assignees{/user}",
+    "blobs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/blobs{/sha}",
+    "branches_url": "https://api.github.com/repos/crazy-max/test-docker-action/branches{/branch}",
+    "clone_url": "https://github.com/crazy-max/test-docker-action.git",
+    "collaborators_url": "https://api.github.com/repos/crazy-max/test-docker-action/collaborators{/collaborator}",
+    "comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/comments{/number}",
+    "commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/commits{/sha}",
+    "compare_url": "https://api.github.com/repos/crazy-max/test-docker-action/compare/{base}...{head}",
+    "contents_url": "https://api.github.com/repos/crazy-max/test-docker-action/contents/{+path}",
+    "contributors_url": "https://api.github.com/repos/crazy-max/test-docker-action/contributors",
+    "created_at": "2020-08-07T09:23:00Z",
+    "default_branch": "master",
+    "deployments_url": "https://api.github.com/repos/crazy-max/test-docker-action/deployments",
+    "description": "Test \"Docker\" Actions",
+    "disabled": false,
+    "downloads_url": "https://api.github.com/repos/crazy-max/test-docker-action/downloads",
+    "events_url": "https://api.github.com/repos/crazy-max/test-docker-action/events",
+    "fork": false,
+    "forks": 1,
+    "forks_count": 1,
+    "forks_url": "https://api.github.com/repos/crazy-max/test-docker-action/forks",
+    "full_name": "docker/test-docker-action",
+    "git_commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/commits{/sha}",
+    "git_refs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/refs{/sha}",
+    "git_tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/tags{/sha}",
+    "git_url": "git://github.com/crazy-max/test-docker-action.git",
+    "has_downloads": true,
+    "has_issues": false,
+    "has_pages": false,
+    "has_projects": false,
+    "has_wiki": false,
+    "homepage": "",
+    "hooks_url": "https://api.github.com/repos/crazy-max/test-docker-action/hooks",
+    "html_url": "https://github.com/crazy-max/test-docker-action",
+    "id": 285789493,
+    "is_template": false,
+    "issue_comment_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/comments{/number}",
+    "issue_events_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/events{/number}",
+    "issues_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues{/number}",
+    "keys_url": "https://api.github.com/repos/crazy-max/test-docker-action/keys{/key_id}",
+    "labels_url": "https://api.github.com/repos/crazy-max/test-docker-action/labels{/name}",
+    "language": "JavaScript",
+    "languages_url": "https://api.github.com/repos/crazy-max/test-docker-action/languages",
+    "license": {
+      "key": "mit",
+      "name": "MIT License",
+      "node_id": "MDc6TGljZW5zZTEz",
+      "spdx_id": "MIT",
+      "url": "https://api.github.com/licenses/mit"
+    },
+    "merges_url": "https://api.github.com/repos/crazy-max/test-docker-action/merges",
+    "milestones_url": "https://api.github.com/repos/crazy-max/test-docker-action/milestones{/number}",
+    "mirror_url": null,
+    "name": "test-docker-action",
+    "node_id": "MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=",
+    "notifications_url": "https://api.github.com/repos/crazy-max/test-docker-action/notifications{?since,all,participating}",
+    "open_issues": 5,
+    "open_issues_count": 5,
+    "owner": {
+      "avatar_url": "https://avatars.githubusercontent.com/u/5429470?v=4",
+      "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+      "followers_url": "https://api.github.com/users/crazy-max/followers",
+      "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+      "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+      "gravatar_id": "",
+      "html_url": "https://github.com/crazy-max",
+      "id": 5429470,
+      "login": "docker",
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=",
+      "organizations_url": "https://api.github.com/users/crazy-max/users",
+      "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+      "repos_url": "https://api.github.com/users/crazy-max/repos",
+      "site_admin": false,
+      "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+      "type": "Organization",
+      "url": "https://api.github.com/users/crazy-max"
+    },
+    "private": true,
+    "pulls_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls{/number}",
+    "pushed_at": "2021-10-21T21:44:34Z",
+    "releases_url": "https://api.github.com/repos/crazy-max/test-docker-action/releases{/id}",
+    "size": 714,
+    "ssh_url": "git@github.com:docker/test-docker-action.git",
+    "stargazers_count": 0,
+    "stargazers_url": "https://api.github.com/repos/crazy-max/test-docker-action/stargazers",
+    "statuses_url": "https://api.github.com/repos/crazy-max/test-docker-action/statuses/{sha}",
+    "subscribers_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscribers",
+    "subscription_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscription",
+    "svn_url": "https://github.com/crazy-max/test-docker-action",
+    "tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/tags",
+    "teams_url": "https://api.github.com/repos/crazy-max/test-docker-action/teams",
+    "topics": [],
+    "trees_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/trees{/sha}",
+    "updated_at": "2021-10-21T21:44:37Z",
+    "url": "https://api.github.com/repos/crazy-max/test-docker-action",
+    "visibility": "private",
+    "watchers": 0,
+    "watchers_count": 0
+  },
+  "sender": {
+    "avatar_url": "https://avatars.githubusercontent.com/u/1951866?v=4",
+    "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+    "followers_url": "https://api.github.com/users/crazy-max/followers",
+    "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+    "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+    "gravatar_id": "",
+    "html_url": "https://github.com/crazy-max",
+    "id": 1951866,
+    "login": "crazy-max",
+    "node_id": "MDQ6VXNlcjE5NTE4NjY=",
+    "organizations_url": "https://api.github.com/users/crazy-max/users",
+    "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+    "repos_url": "https://api.github.com/users/crazy-max/repos",
+    "site_admin": false,
+    "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+    "type": "User",
+    "url": "https://api.github.com/users/crazy-max"
+  }
+}

__tests__/fixtures/event_push.env

@@ -6,7 +6,7 @@ GITHUB_API_URL=https://api.github.com
 GITHUB_BASE_REF=
 GITHUB_ENV=/home/runner/work/_temp/_runner_file_commands/set_env_89a016e8-e5b7-4039-a67e-c8da08f87a0c
 GITHUB_EVENT_NAME=push
-#GITHUB_EVENT_PATH=/home/runner/work/_temp/_github_workflow/event.json
+GITHUB_EVENT_PATH=./__tests__/fixtures/event_push.json
 GITHUB_GRAPHQL_URL=https://api.github.com/graphql
 GITHUB_HEAD_REF=
 GITHUB_JOB=event

__tests__/fixtures/event_push.json

@@ -0,0 +1,181 @@
+{
+  "after": "ce1a91a20f9e2c064bcd76a7b95e091f831cf653",
+  "base_ref": null,
+  "before": "b0d66d13d5e8c795e0fc4b6c732b6b521807eca7",
+  "commits": [
+    {
+      "author": {
+        "email": "crazy-max@users.noreply.github.com",
+        "name": "CrazyMax",
+        "username": "crazy-max"
+      },
+      "committer": {
+        "email": "crazy-max@users.noreply.github.com",
+        "name": "CrazyMax",
+        "username": "crazy-max"
+      },
+      "distinct": true,
+      "id": "ce1a91a20f9e2c064bcd76a7b95e091f831cf653",
+      "message": "Fix workflow",
+      "timestamp": "2021-10-21T23:44:33+02:00",
+      "tree_id": "8e46bf0c7fd95050deb02b11f0bc8c475c7428f3",
+      "url": "https://github.com/crazy-max/test-docker-action/commit/ce1a91a20f9e2c064bcd76a7b95e091f831cf653"
+    }
+  ],
+  "compare": "https://github.com/crazy-max/test-docker-action/compare/b0d66d13d5e8...ce1a91a20f9e",
+  "created": false,
+  "deleted": false,
+  "forced": false,
+  "head_commit": {
+    "author": {
+      "email": "crazy-max@users.noreply.github.com",
+      "name": "CrazyMax",
+      "username": "crazy-max"
+    },
+    "committer": {
+      "email": "crazy-max@users.noreply.github.com",
+      "name": "CrazyMax",
+      "username": "crazy-max"
+    },
+    "distinct": true,
+    "id": "ce1a91a20f9e2c064bcd76a7b95e091f831cf653",
+    "message": "Fix workflow",
+    "timestamp": "2021-10-21T23:44:33+02:00",
+    "tree_id": "8e46bf0c7fd95050deb02b11f0bc8c475c7428f3",
+    "url": "https://github.com/crazy-max/test-docker-action/commit/ce1a91a20f9e2c064bcd76a7b95e091f831cf653"
+  },
+  "pusher": {
+    "email": "crazy-max@users.noreply.github.com",
+    "name": "crazy-max"
+  },
+  "ref": "refs/heads/master",
+  "repository": {
+    "allow_forking": true,
+    "archive_url": "https://api.github.com/repos/crazy-max/test-docker-action/{archive_format}{/ref}",
+    "archived": false,
+    "assignees_url": "https://api.github.com/repos/crazy-max/test-docker-action/assignees{/user}",
+    "blobs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/blobs{/sha}",
+    "branches_url": "https://api.github.com/repos/crazy-max/test-docker-action/branches{/branch}",
+    "clone_url": "https://github.com/crazy-max/test-docker-action.git",
+    "collaborators_url": "https://api.github.com/repos/crazy-max/test-docker-action/collaborators{/collaborator}",
+    "comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/comments{/number}",
+    "commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/commits{/sha}",
+    "compare_url": "https://api.github.com/repos/crazy-max/test-docker-action/compare/{base}...{head}",
+    "contents_url": "https://api.github.com/repos/crazy-max/test-docker-action/contents/{+path}",
+    "contributors_url": "https://api.github.com/repos/crazy-max/test-docker-action/contributors",
+    "created_at": 1596792180,
+    "default_branch": "master",
+    "deployments_url": "https://api.github.com/repos/crazy-max/test-docker-action/deployments",
+    "description": "Test \"Docker\" Actions",
+    "disabled": false,
+    "downloads_url": "https://api.github.com/repos/crazy-max/test-docker-action/downloads",
+    "events_url": "https://api.github.com/repos/crazy-max/test-docker-action/events",
+    "fork": false,
+    "forks": 1,
+    "forks_count": 1,
+    "forks_url": "https://api.github.com/repos/crazy-max/test-docker-action/forks",
+    "full_name": "crazy-max/test-docker-action",
+    "git_commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/commits{/sha}",
+    "git_refs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/refs{/sha}",
+    "git_tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/tags{/sha}",
+    "git_url": "git://github.com/crazy-max/test-docker-action.git",
+    "has_downloads": true,
+    "has_issues": false,
+    "has_pages": false,
+    "has_projects": false,
+    "has_wiki": false,
+    "homepage": "",
+    "hooks_url": "https://api.github.com/repos/crazy-max/test-docker-action/hooks",
+    "html_url": "https://github.com/crazy-max/test-docker-action",
+    "id": 285789493,
+    "is_template": false,
+    "issue_comment_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/comments{/number}",
+    "issue_events_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/events{/number}",
+    "issues_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues{/number}",
+    "keys_url": "https://api.github.com/repos/crazy-max/test-docker-action/keys{/key_id}",
+    "labels_url": "https://api.github.com/repos/crazy-max/test-docker-action/labels{/name}",
+    "language": "JavaScript",
+    "languages_url": "https://api.github.com/repos/crazy-max/test-docker-action/languages",
+    "license": {
+      "key": "mit",
+      "name": "MIT License",
+      "node_id": "MDc6TGljZW5zZTEz",
+      "spdx_id": "MIT",
+      "url": "https://api.github.com/licenses/mit"
+    },
+    "master_branch": "master",
+    "merges_url": "https://api.github.com/repos/crazy-max/test-docker-action/merges",
+    "milestones_url": "https://api.github.com/repos/crazy-max/test-docker-action/milestones{/number}",
+    "mirror_url": null,
+    "name": "test-docker-action",
+    "node_id": "MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=",
+    "notifications_url": "https://api.github.com/repos/crazy-max/test-docker-action/notifications{?since,all,participating}",
+    "open_issues": 4,
+    "open_issues_count": 4,
+    "organization": "docker",
+    "owner": {
+      "avatar_url": "https://avatars.githubusercontent.com/u/5429470?v=4",
+      "email": "info@docker.com",
+      "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+      "followers_url": "https://api.github.com/users/crazy-max/followers",
+      "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+      "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+      "gravatar_id": "",
+      "html_url": "https://github.com/crazy-max",
+      "id": 5429470,
+      "login": "docker",
+      "name": "docker",
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=",
+      "organizations_url": "https://api.github.com/users/crazy-max/users",
+      "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+      "repos_url": "https://api.github.com/users/crazy-max/repos",
+      "site_admin": false,
+      "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+      "type": "Organization",
+      "url": "https://api.github.com/users/crazy-max"
+    },
+    "private": true,
+    "pulls_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls{/number}",
+    "pushed_at": 1634852674,
+    "releases_url": "https://api.github.com/repos/crazy-max/test-docker-action/releases{/id}",
+    "size": 714,
+    "ssh_url": "git@github.com:crazy-max/test-docker-action.git",
+    "stargazers": 0,
+    "stargazers_count": 0,
+    "stargazers_url": "https://api.github.com/repos/crazy-max/test-docker-action/stargazers",
+    "statuses_url": "https://api.github.com/repos/crazy-max/test-docker-action/statuses/{sha}",
+    "subscribers_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscribers",
+    "subscription_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscription",
+    "svn_url": "https://github.com/crazy-max/test-docker-action",
+    "tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/tags",
+    "teams_url": "https://api.github.com/repos/crazy-max/test-docker-action/teams",
+    "topics": [],
+    "trees_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/trees{/sha}",
+    "updated_at": "2021-10-21T21:43:51Z",
+    "url": "https://github.com/crazy-max/test-docker-action",
+    "visibility": "private",
+    "watchers": 0,
+    "watchers_count": 0
+  },
+  "sender": {
+    "avatar_url": "https://avatars.githubusercontent.com/u/1951866?v=4",
+    "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+    "followers_url": "https://api.github.com/users/crazy-max/followers",
+    "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+    "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+    "gravatar_id": "",
+    "html_url": "https://github.com/crazy-max",
+    "id": 1951866,
+    "login": "crazy-max",
+    "node_id": "MDQ6VXNlcjE5NTE4NjY=",
+    "organizations_url": "https://api.github.com/users/crazy-max/users",
+    "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+    "repos_url": "https://api.github.com/users/crazy-max/repos",
+    "site_admin": false,
+    "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+    "type": "User",
+    "url": "https://api.github.com/users/crazy-max"
+  }
+}

__tests__/fixtures/event_tag_v1.1.1.env

@@ -6,7 +6,7 @@ GITHUB_API_URL=https://api.github.com
 GITHUB_BASE_REF=
 GITHUB_ENV=/home/runner/work/_temp/_runner_file_commands/set_env_6ee180c2-b331-434a-a867-89534cbefd83
 GITHUB_EVENT_NAME=push
-#GITHUB_EVENT_PATH=/home/runner/work/_temp/_github_workflow/event.json
+GITHUB_EVENT_PATH=./__tests__/fixtures/event_tag_v1.1.1.json
 GITHUB_GRAPHQL_URL=https://api.github.com/graphql
 GITHUB_HEAD_REF=
 GITHUB_JOB=event

__tests__/fixtures/event_tag_v1.1.1.json

@@ -0,0 +1,162 @@
+{
+  "after": "8415a46e9494b78eca43a2dd8dca716b86b9df85",
+  "base_ref": "refs/heads/master",
+  "before": "0000000000000000000000000000000000000000",
+  "commits": [],
+  "compare": "https://github.com/crazy-max/test-docker-action/compare/v1.1.1",
+  "created": true,
+  "deleted": false,
+  "forced": false,
+  "head_commit": {
+    "author": {
+      "email": "crazy-max@users.noreply.github.com",
+      "name": "CrazyMax",
+      "username": "crazy-max"
+    },
+    "committer": {
+      "email": "noreply@github.com",
+      "name": "GitHub",
+      "username": "web-flow"
+    },
+    "distinct": true,
+    "id": "8415a46e9494b78eca43a2dd8dca716b86b9df85",
+    "message": "Trigger notification (#11)\n\nCo-authored-by: CrazyMax <crazy-max@users.noreply.github.com>",
+    "timestamp": "2021-10-21T23:47:22+02:00",
+    "tree_id": "8e46bf0c7fd95050deb02b11f0bc8c475c7428f3",
+    "url": "https://github.com/crazy-max/test-docker-action/commit/8415a46e9494b78eca43a2dd8dca716b86b9df85"
+  },
+  "pusher": {
+    "email": "crazy-max@users.noreply.github.com",
+    "name": "crazy-max"
+  },
+  "ref": "refs/tags/v1.1.1",
+  "repository": {
+    "allow_forking": true,
+    "archive_url": "https://api.github.com/repos/crazy-max/test-docker-action/{archive_format}{/ref}",
+    "archived": false,
+    "assignees_url": "https://api.github.com/repos/crazy-max/test-docker-action/assignees{/user}",
+    "blobs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/blobs{/sha}",
+    "branches_url": "https://api.github.com/repos/crazy-max/test-docker-action/branches{/branch}",
+    "clone_url": "https://github.com/crazy-max/test-docker-action.git",
+    "collaborators_url": "https://api.github.com/repos/crazy-max/test-docker-action/collaborators{/collaborator}",
+    "comments_url": "https://api.github.com/repos/crazy-max/test-docker-action/comments{/number}",
+    "commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/commits{/sha}",
+    "compare_url": "https://api.github.com/repos/crazy-max/test-docker-action/compare/{base}...{head}",
+    "contents_url": "https://api.github.com/repos/crazy-max/test-docker-action/contents/{+path}",
+    "contributors_url": "https://api.github.com/repos/crazy-max/test-docker-action/contributors",
+    "created_at": 1596792180,
+    "default_branch": "master",
+    "deployments_url": "https://api.github.com/repos/crazy-max/test-docker-action/deployments",
+    "description": "Test \"Docker\" Actions",
+    "disabled": false,
+    "downloads_url": "https://api.github.com/repos/crazy-max/test-docker-action/downloads",
+    "events_url": "https://api.github.com/repos/crazy-max/test-docker-action/events",
+    "fork": false,
+    "forks": 1,
+    "forks_count": 1,
+    "forks_url": "https://api.github.com/repos/crazy-max/test-docker-action/forks",
+    "full_name": "crazy-max/test-docker-action",
+    "git_commits_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/commits{/sha}",
+    "git_refs_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/refs{/sha}",
+    "git_tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/tags{/sha}",
+    "git_url": "git://github.com/crazy-max/test-docker-action.git",
+    "has_downloads": true,
+    "has_issues": false,
+    "has_pages": false,
+    "has_projects": false,
+    "has_wiki": false,
+    "homepage": "",
+    "hooks_url": "https://api.github.com/repos/crazy-max/test-docker-action/hooks",
+    "html_url": "https://github.com/crazy-max/test-docker-action",
+    "id": 285789493,
+    "is_template": false,
+    "issue_comment_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/comments{/number}",
+    "issue_events_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues/events{/number}",
+    "issues_url": "https://api.github.com/repos/crazy-max/test-docker-action/issues{/number}",
+    "keys_url": "https://api.github.com/repos/crazy-max/test-docker-action/keys{/key_id}",
+    "labels_url": "https://api.github.com/repos/crazy-max/test-docker-action/labels{/name}",
+    "language": "JavaScript",
+    "languages_url": "https://api.github.com/repos/crazy-max/test-docker-action/languages",
+    "license": {
+      "key": "mit",
+      "name": "MIT License",
+      "node_id": "MDc6TGljZW5zZTEz",
+      "spdx_id": "MIT",
+      "url": "https://api.github.com/licenses/mit"
+    },
+    "master_branch": "master",
+    "merges_url": "https://api.github.com/repos/crazy-max/test-docker-action/merges",
+    "milestones_url": "https://api.github.com/repos/crazy-max/test-docker-action/milestones{/number}",
+    "mirror_url": null,
+    "name": "test-docker-action",
+    "node_id": "MDEwOlJlcG9zaXRvcnkyODU3ODk0OTM=",
+    "notifications_url": "https://api.github.com/repos/crazy-max/test-docker-action/notifications{?since,all,participating}",
+    "open_issues": 4,
+    "open_issues_count": 4,
+    "organization": "docker",
+    "owner": {
+      "avatar_url": "https://avatars.githubusercontent.com/u/5429470?v=4",
+      "email": "info@docker.com",
+      "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+      "followers_url": "https://api.github.com/users/crazy-max/followers",
+      "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+      "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+      "gravatar_id": "",
+      "html_url": "https://github.com/crazy-max",
+      "id": 5429470,
+      "login": "docker",
+      "name": "docker",
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjU0Mjk0NzA=",
+      "organizations_url": "https://api.github.com/users/crazy-max/users",
+      "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+      "repos_url": "https://api.github.com/users/crazy-max/repos",
+      "site_admin": false,
+      "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+      "type": "Organization",
+      "url": "https://api.github.com/users/crazy-max"
+    },
+    "private": true,
+    "pulls_url": "https://api.github.com/repos/crazy-max/test-docker-action/pulls{/number}",
+    "pushed_at": 1634852872,
+    "releases_url": "https://api.github.com/repos/crazy-max/test-docker-action/releases{/id}",
+    "size": 714,
+    "ssh_url": "git@github.com:crazy-max/test-docker-action.git",
+    "stargazers": 0,
+    "stargazers_count": 0,
+    "stargazers_url": "https://api.github.com/repos/crazy-max/test-docker-action/stargazers",
+    "statuses_url": "https://api.github.com/repos/crazy-max/test-docker-action/statuses/{sha}",
+    "subscribers_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscribers",
+    "subscription_url": "https://api.github.com/repos/crazy-max/test-docker-action/subscription",
+    "svn_url": "https://github.com/crazy-max/test-docker-action",
+    "tags_url": "https://api.github.com/repos/crazy-max/test-docker-action/tags",
+    "teams_url": "https://api.github.com/repos/crazy-max/test-docker-action/teams",
+    "topics": [],
+    "trees_url": "https://api.github.com/repos/crazy-max/test-docker-action/git/trees{/sha}",
+    "updated_at": "2021-10-21T21:47:25Z",
+    "url": "https://github.com/crazy-max/test-docker-action",
+    "visibility": "private",
+    "watchers": 0,
+    "watchers_count": 0
+  },
+  "sender": {
+    "avatar_url": "https://avatars.githubusercontent.com/u/1951866?v=4",
+    "events_url": "https://api.github.com/users/crazy-max/events{/privacy}",
+    "followers_url": "https://api.github.com/users/crazy-max/followers",
+    "following_url": "https://api.github.com/users/crazy-max/following{/other_user}",
+    "gists_url": "https://api.github.com/users/crazy-max/gists{/gist_id}",
+    "gravatar_id": "",
+    "html_url": "https://github.com/crazy-max",
+    "id": 1951866,
+    "login": "crazy-max",
+    "node_id": "MDQ6VXNlcjE5NTE4NjY=",
+    "organizations_url": "https://api.github.com/users/crazy-max/users",
+    "received_events_url": "https://api.github.com/users/crazy-max/received_events",
+    "repos_url": "https://api.github.com/users/crazy-max/repos",
+    "site_admin": false,
+    "starred_url": "https://api.github.com/users/crazy-max/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/crazy-max/subscriptions",
+    "type": "User",
+    "url": "https://api.github.com/users/crazy-max"
+  }
+}

__tests__/meta.test.ts

@@ -586,18 +586,24 @@ describe('push', () => {
         tags: [
           `type=raw,value=mytag-{{branch}}`,
           `type=raw,value=mytag-{{date 'YYYYMMDD'}}`,
-          `type=raw,value=mytag-{{tag}}`
+          `type=raw,value=mytag-tag-{{tag}}`,
+          `type=raw,value=mytag-baseref-{{base_ref}}`
         ],
       } as Inputs,
       {
         main: 'mytag-master',
-        partial: ['mytag-20200110', 'mytag-'],
+        partial: [
+          'mytag-20200110',
+          'mytag-tag-',
+          'mytag-baseref-'
+        ],
         latest: false
       } as Version,
       [
         'user/app:mytag-master',
         'user/app:mytag-20200110',
-        'user/app:mytag-'
+        'user/app:mytag-tag-',
+        'user/app:mytag-baseref-'
       ],
       [
         "org.opencontainers.image.title=Hello-World",
@@ -1303,17 +1309,22 @@ describe('tag', () => {
       {
         images: ['org/app', 'ghcr.io/user/app'],
         tags: [
-          `type=raw,{{tag}}-{{sha}}-foo`
+          `type=raw,{{tag}}-{{sha}}-foo`,
+          `type=raw,{{base_ref}}-foo`
         ]
       } as Inputs,
       {
         main: 'v1.1.1-90dd603-foo',
-        partial: [],
+        partial: [
+          'master-foo'
+        ],
         latest: false
       } as Version,
       [
         'org/app:v1.1.1-90dd603-foo',
-        'ghcr.io/user/app:v1.1.1-90dd603-foo'
+        'org/app:master-foo',
+        'ghcr.io/user/app:v1.1.1-90dd603-foo',
+        'ghcr.io/user/app:master-foo'
       ],
       [
         "org.opencontainers.image.title=Hello-World",
@@ -2226,7 +2237,63 @@ describe('pr', () => {
         "org.opencontainers.image.revision=f24900bfcfee76d8055c8421a164c7e57ad20e68",
         "org.opencontainers.image.licenses=MIT"
       ]
-    ]
+    ],
+    [
+      'pr10',
+      'event_pull_request_target.env',
+      {
+        images: ['org/app'],
+        tags: [
+          `type=raw,value=mytag-{{base_ref}}`,
+        ]
+      } as Inputs,
+      {
+        main: 'mytag-master',
+        partial: [],
+        latest: false
+      } as Version,
+      [
+        'org/app:mytag-master'
+      ],
+      [
+        "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=mytag-master",
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.revision=f24900bfcfee76d8055c8421a164c7e57ad20e68",
+        "org.opencontainers.image.licenses=MIT"
+      ]
+    ],
+    [
+      'pr06',
+      'event_pull_request.env',
+      {
+        images: ['org/app'],
+        tags: [
+          `type=raw,value=mytag-{{base_ref}}`,
+        ]
+      } as Inputs,
+      {
+        main: 'mytag-master',
+        partial: [],
+        latest: false
+      } as Version,
+      [
+        'org/app:mytag-master'
+      ],
+      [
+        "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=mytag-master",
+        "org.opencontainers.image.created=2020-01-10T00:30:00.000Z",
+        "org.opencontainers.image.revision=1e9249f05bfc090e0688b8fb9c1b347586add504",
+        "org.opencontainers.image.licenses=MIT"
+      ]
+    ],
   ])('given %p with %p event', tagsLabelsTest);
 });
 

dist/index.js

@@ -699,6 +699,16 @@ class Meta {
             sha: function () {
                 return ctx.sha.substr(0, 7);
             },
+            base_ref: function () {
+                var _a, _b, _c, _d;
+                if (/^refs\/tags\//.test(ctx.ref)) {
+                    return (_a = ctx.payload) === null || _a === void 0 ? void 0 : _a.base_ref.replace(/^refs\/heads\//g, '').replace(/\//g, '-');
+                }
+                if (/^refs\/pull\//.test(ctx.ref)) {
+                    return (_d = (_c = (_b = ctx.payload) === null || _b === void 0 ? void 0 : _b.pull_request) === null || _c === void 0 ? void 0 : _c.base) === null || _d === void 0 ? void 0 : _d.ref;
+                }
+                return '';
+            },
             date: function (format) {
                 return moment_1.default(currentDate).utc().format(format);
             }

src/meta.ts

@@ -340,6 +340,15 @@ export class Meta {
       sha: function () {
         return ctx.sha.substr(0, 7);
       },
+      base_ref: function () {
+        if (/^refs\/tags\//.test(ctx.ref)) {
+          return ctx.payload?.base_ref.replace(/^refs\/heads\//g, '').replace(/\//g, '-');
+        }
+        if (/^refs\/pull\//.test(ctx.ref)) {
+          return ctx.payload?.pull_request?.base?.ref;
+        }
+        return '';
+      },
       date: function (format) {
         return moment(currentDate).utc().format(format);
       }