✨ Adds get-semver action container

.github/workflows/dockerimage.yml

@@ -0,0 +1,13 @@
+name: Docker Image CI
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Build the Docker image
+      run: docker build . --file Dockerfile --tag ${{ github.repository }}:$(date +%s)

.github/workflows/release.yml

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+name: release
+on:
+  push:
+    # Use push on master event to run workflow instead of pull_request
+    # closed (merged) event because github token doesn't have write permission
+    # for pull_request from fork repository.
+    branches:
+      - master
+    tags:
+      - 'v*.*.*'
+  pull_request:
+    types:
+      - labeled
+
+jobs:
+  release:
+    if: github.event.action != 'labeled'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      # Bump version on merging Pull Requests with specific labels. (bump:major,bump:minor,bump:patch)
+      - id: bumpr
+        if: "!startsWith(github.ref, 'refs/tags/')"
+        name: haya14busa/action-bumpr
+        uses: ./
+
+      # Update corresponding major and minor tag. e.g. Update v1 and v1.2 when releasing v1.2.3
+      - uses: haya14busa/action-update-semver@v1
+        if: "!steps.bumpr.outputs.skip"
+        with:
+          github_token: ${{ secrets.github_token }}
+          tag: ${{ steps.bumpr.outputs.next_version }}
+
+      # Get tag name.
+      - id: tag
+        uses: haya14busa/action-cond@v1
+        with:
+          cond: "${{ startsWith(github.ref, 'refs/tags/') }}"
+          if_true: ${{ github.ref }}
+          if_false: ${{ steps.bumpr.outputs.next_version }}
+
+      # Create release.
+      - uses: actions/create-release@v1
+        if: "steps.tag.outputs.value != ''"
+        env:
+          # This token is provided by Actions, you do not need to create your own token
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ steps.tag.outputs.value }}
+          release_name: Release ${{ steps.tag.outputs.value }}
+          body: ${{ steps.bumpr.outputs.message }}
+          draft: false
+          prerelease: false
+
+  release-check:
+    if: github.event.action == 'labeled'
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      # Post bumpr status comment
+      - name: haya14busa/action-bumpr
+        uses: ./

.github/workflows/test.yml

@@ -0,0 +1,14 @@
+name: Action test
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Test action
+        uses: ./
+        id: Test

.gitignore

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+# Files to ignore
+*.code-workspace
+
+# Folders to ignore
+.vscode/

Dockerfile

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+FROM alpine:3.10
+
+ENV BUMP_VERSION=v1.1.0
+
+SHELL ["/bin/ash", "-eo", "pipefail", "-c"]
+
+RUN apk --no-cache add git jq grep curl
+RUN wget -O - -q    | sh -s -- -b /usr/local/bin/ ${BUMP_VERSION}
+
+COPY entrypoint.sh /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]

README.md

@@ -1 +1,52 @@
 # action-get-semver
+
+A simple action that returns the current/next major, minor, and patch version based on the given semver
+version.
+
+[![Test](https://github.com/rickstaa/action-get-semver/workflows/Test/badge.svg)](https://github.com/riokstaa/action-get-semver/actions?query=workflow%3ATest)
+[![release](https://github.com/rickstaa/action-get-semver/workflows/release/badge.svg)](https://github.com/rickstaa/action-get-semver/actions?query=workflow%3Arelease)
+[![GitHub release (latest SemVer)](https://img.shields.io/github/v/release/rickstaa/action-bumpr?logo=github&sort=semver)](https://github.com/rickstaa/action-get-semver/releases)
+
+## Input
+
+```yaml
+inputs:
+  bump_level:
+    description: "Version bump level [major,minor,patch]."
+    required: False
+    default: "patch"
+outputs:
+  current_version:
+    description: "The current version."
+  next_version:
+    description: "The next major version."
+```
+
+## Usage
+
+```yaml
+name: release
+on:
+  push:
+    branches:
+      - master
+jobs:
+  check-version:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: rickstaa/action-get-semver@v1
+        with:
+
+      - name: Print semver
+        id: get_semver
+        with:
+          bump_level: "minor"
+        run: |
+          echo "Current version: ${{ steps.get_semver.outputs.current_version  }}"
+          echo "Next version: ${{ steps.get_semver.outputs.next_version }}"
+```
+
+### Acknowledgement
+
+This action serves as a wrapper around the [bump](https://github.com/haya14busa/bump) package of [@haya14busa](https://github.com/haya14busa/bump/commits?author=haya14busa).

action.yml

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+name: "Get Semver"
+description: "Get current/next major, minor, and patch version based on the given semver version."
+author: "Rick Staa"
+inputs:
+  bump_level:
+    description: "Version bump level [major,minor,patch]."
+    required: False
+    default: "patch"
+outputs:
+  current_version:
+    description: "The current version."
+  next_version:
+    description: "The next major version."
+runs:
+  using: "docker"
+  image: "Dockerfile"
+
+branding:
+  icon: "corner-right-up"
+  color: "gray-dark"

entrypoint.sh

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+#!/bin/sh
+set -e
+
+if [ -n "${GITHUB_WORKSPACE}" ]; then
+  cd "${GITHUB_WORKSPACE}" || exit
+fi
+
+input_bump_level="$(echo $INPUT_BUMP_LEVEL | tr '[:upper:]' '[:lower:]')" # Make lowercase
+case $input_bump_level in
+  "major"|"minor"|"patch")
+    ;;
+  *)
+    printf '%s\n' "Please specify a valid bump level \`${input_bump_level}\` is not valid [major, minor, patch]."
+    exit 1
+    ;;
+esac
+
+git fetch --tags # Fetch existing tags before bump.
+# Fetch history as well because bump uses git history (git tag --merged).
+git fetch --prune --unshallow
+CURRENT_VERSION="$(bump current)" || true
+NEXT_VERSION="$(bump ${input_bump_level})" || true
+
+echo "::set-output name=current_version::${CURRENT_VERSION}"
+echo "::set-output name=next_version::${NEXT_VERSION}"