Regex Validator Action

This action will check any text input against a regex pattern

Example workflow

Check that the Pull Request title starts with a # followed by 5 numbers

name: Your workflow
on:
  pull_request:
    types: [ opened, reopened, synchronize, edited]
    branches:
      - master

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Validate Title
        uses: FidelusAleksander/gh-action-regex@v0.3.0
        with:
          regex_pattern: "#[0-9]{5}"
          text: ${{ github.event.pull_request.title }}

Using outputs

Check for a link anywhere inside Pull Request's description. If not found, use official github-script action to post a comment in the PR

- name: ADO WorkItem in description
  uses: FidelusAleksander/gh-action-regex@v0.3.0
  continue-on-error: true
  id: ado
  with:
    regex_pattern: "https://example.visualstudio.com/_apis/wit/workItems/[0-9]+"
    text: ${{ github.event.pull_request.body }}
- uses: actions/github-script@v5
  if: steps.ado.outputs.match == 'false'
  with:
    github-token: ${{secrets.GITHUB_TOKEN}}
    script: |
      github.rest.issues.createComment({
        issue_number: context.issue.number,
        owner: context.repo.owner,
        repo: context.repo.repo,
        body: '👋 Update the Description with link to ADO WorkItem!'
      })

Inputs

Input	Description
text	Text to evaluate
regex_pattern	Regex pattern to match the text against

Outputs

Output	Description
match	true if text matches the regex_pattern

Debugging

Action will print in stdout a log in following format:

{
    "regex_pattern": "#[0-9]{5}",
    "text": "#56570 Added test.py file",
    "match": true
}