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This commit adds a complete testing setup for the prettier_action: - Adds BATS (Bash Automated Testing System) testing framework - Creates unit tests for _git_setup() and _git_changed() functions - Creates plugin validation tests to ensure proper prettier plugin format - Creates integration tests for end-to-end workflows - Adds automated test runner script (tests/run_tests.sh) - Adds GitHub Actions workflow for CI/CD testing - Includes ShellCheck linting for bash scripts - Updates README with comprehensive testing documentation - Updates .gitignore to exclude test artifacts Test coverage includes: - Git configuration with different identity modes - File change detection - Plugin name validation (official, community, and scoped formats) - Working directory handling - node_modules cleanup - package-lock.json restoration - only_changed file filtering - Dry run behavior The test suite can be run locally with ./tests/run_tests.sh and runs automatically on all pushes and pull requests.
250 lines
9.8 KiB
Markdown
250 lines
9.8 KiB
Markdown
# GitHub Prettier Action
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[](https://www.codefactor.io/repository/github/creyd/prettier_action/overview/master)
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[](https://app.codacy.com/gh/creyD/prettier_action/dashboard?utm_source=gh&utm_medium=referral&utm_content=&utm_campaign=Badge_grade)
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[](https://github.com/creyD/prettier_action/blob/master/LICENSE)
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[](https://github.com/creyD/prettier_action/releases)
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[](https://github.com/creyD/prettier_action/graphs/contributors)
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[](https://github.com/creyD/prettier_action/issues)
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A GitHub action for styling files with [prettier](https://prettier.io).
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## Usage
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### Parameters
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| Parameter | Required | Default | Description |
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| - | :-: | :-: | - |
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| dry | :x: | `false` | Runs the action in dry mode. Files wont get changed and the action fails if there are unprettified files. Recommended to use with prettier_options --check |
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| no_commit | :x: | `false` | Can be used to avoid committing the changes (useful when another workflow step commits after this one anyways; can be combined with dry mode) |
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| prettier_version | :x: | `latest` | Specific prettier version (by default use latest) |
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| working_directory | :x: | `${{ github.action_path }}` | Specify a directory to cd into before installing prettier and running it, use relative file path to the repository root for example `app/` |
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| prettier_options | :x: | `"--write **/*.js"` | Prettier options (by default it applies to the whole repository) |
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| commit_options | :x: | - | Custom git commit options |
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| push_options | :x: | - | Custom git push options |
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| same_commit | :x: | `false` | Update the current commit instead of creating a new one, created by [Joren Broekema](https://github.com/jorenbroekema), this command works only with the checkout action set to fetch depth '0' (see example 2) |
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| commit_message | :x: | `"Prettified Code!"` | Custom git commit message, will be ignored if used with `same_commit` |
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| commit_description | :x: | - | Custom git extended commit message, will be ignored if used with `same_commit` |
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| file_pattern | :x: | `*` | Custom git add file pattern, can't be used with only_changed! |
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| prettier_plugins | :x: | - | Install Prettier plugins, i.e. `"@prettier/plugin-php" "@prettier/plugin-other"`. Must be wrapped in quotes since @ is a reserved character in YAML. |
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| clean_node_folder | :x: | `true` | Delete the node_modules folder before committing |
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| only_changed | :x: | `false` | Only prettify changed files, can't be used with file_pattern! This command works only with the checkout action set to fetch depth '0' (see example 2)|
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| github_token | :x: | `${{ github.token }}` | The default [GITHUB_TOKEN](https://docs.github.com/en/actions/reference/authentication-in-a-workflow#about-the-github_token-secret) or a [Personal Access Token](https://docs.github.com/en/github/authenticating-to-github/keeping-your-account-and-data-secure/creating-a-personal-access-token)
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| git_identity | :x: | `actions` | Set to `author` to use author's user as committer. This allows triggering [further workflow runs](https://github.com/peter-evans/create-pull-request/blob/main/docs/concepts-guidelines.md#triggering-further-workflow-runs)
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| allow_other_plugins | :x: | `false` | Allow other plugins to be installed (prevents the @prettier-XYZ regex check) |
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> Note: using the same_commit option may lead to problems if other actions are relying on the commit being the same before and after the prettier action has ran. Keep this in mind.
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### Example Config
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> Hint: if you still use the old naming convention or generally a different branch name, please replace the `main` in the following configurations.
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#### Example 1 (run on push in branch main)
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```yaml
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name: Continuous Integration
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# This action works with pull requests and pushes
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on:
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pull_request:
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push:
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branches:
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- main
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jobs:
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prettier:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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- name: Prettify code
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uses: creyD/prettier_action@v4.6
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with:
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# This part is also where you can pass other options, for example:
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prettier_options: --write **/*.{js,md}
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```
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#### Example 2 (using the only_changed or same_commit option on PR)
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```yaml
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name: Continuous Integration
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on:
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pull_request:
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branches: [main]
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jobs:
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prettier:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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with:
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# Make sure the actual branch is checked out when running on pull requests
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ref: ${{ github.head_ref }}
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# This is important to fetch the changes to the previous commit
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fetch-depth: 0
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- name: Prettify code
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uses: creyD/prettier_action@v4.6
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with:
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# This part is also where you can pass other options, for example:
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prettier_options: --write **/*.{js,md}
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only_changed: True
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```
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#### Example 3 (using a custom access token on PR)
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```yaml
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name: Continuous Integration
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on:
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pull_request:
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branches: [main]
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jobs:
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prettier:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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with:
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fetch-depth: 0
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ref: ${{ github.head_ref }}
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# Make sure the value of GITHUB_TOKEN will not be persisted in repo's config
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persist-credentials: false
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- name: Prettify code
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uses: creyD/prettier_action@v4.6
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with:
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prettier_options: --write **/*.{js,md}
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only_changed: True
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# Set your custom token
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github_token: ${{ secrets.PERSONAL_GITHUB_TOKEN }}
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```
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#### Example 4 (dry run)
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```yaml
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name: Continuous Integration
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on:
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pull_request:
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branches: [main]
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jobs:
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prettier:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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with:
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fetch-depth: 0
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ref: ${{ github.head_ref }}
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# Make sure the value of GITHUB_TOKEN will not be persisted in repo's config
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persist-credentials: false
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- name: Prettify code
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uses: creyD/prettier_action@v4.6
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with:
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dry: True
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github_token: ${{ secrets.PERSONAL_GITHUB_TOKEN }}
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```
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More documentation for writing a workflow can be found [here](https://help.github.com/en/actions/automating-your-workflow-with-github-actions/workflow-syntax-for-github-actions).
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## Testing
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This project includes comprehensive test coverage using [BATS (Bash Automated Testing System)](https://github.com/bats-core/bats-core).
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### Running Tests Locally
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To run the tests locally, execute the test runner script:
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```bash
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./tests/run_tests.sh
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```
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This script will automatically:
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1. Install BATS and required dependencies if not already present
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2. Run all unit tests
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3. Run plugin validation tests
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4. Run integration tests
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### Test Structure
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The test suite is organized into three main categories:
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- **`tests/unit_tests.bats`** - Unit tests for bash functions in `entrypoint.sh`
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- Tests for `_git_setup()` function with different identity configurations
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- Tests for `_git_changed()` function for detecting file changes
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- **`tests/plugin_validation_tests.bats`** - Tests for Prettier plugin validation logic
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- Validates official `@prettier/plugin-*` format
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- Validates community `prettier-plugin-*` format
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- Validates scoped `@scope/prettier-plugin-*` format
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- Ensures invalid plugin names are rejected
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- **`tests/integration_tests.bats`** - Integration tests for end-to-end workflows
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- Tests working directory handling
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- Tests node_modules cleanup
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- Tests package-lock.json restoration
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- Tests file filtering for `only_changed` mode
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- Tests dry run behavior
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### Manual BATS Installation
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If you prefer to install BATS manually:
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```bash
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cd tests
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./run_tests.sh --install-only
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```
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Then run individual test files:
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```bash
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./tests/bats/bin/bats tests/unit_tests.bats
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./tests/bats/bin/bats tests/plugin_validation_tests.bats
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./tests/bats/bin/bats tests/integration_tests.bats
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```
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### Continuous Integration
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Tests are automatically run on every push and pull request via GitHub Actions. See [`.github/workflows/test.yml`](.github/workflows/test.yml) for the CI configuration.
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The CI workflow includes:
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- Unit tests
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- Plugin validation tests
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- Integration tests
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- End-to-end action testing in dry mode
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- ShellCheck linting for bash scripts
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## Issues
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Please report all bugs and feature request using the [GitHub issues function](https://github.com/creyD/prettier_action/issues/new). Thanks!
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### Problem with NPM v9 (19.02.2023)
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This issue was discussed in https://github.com/creyD/prettier_action/issues/113. The action until release 4 uses the npm bin command, which apparently doesn't work on npm v9. A fix is introduced with v4.3 of this action. If you need an older version of the action working it works until v3.3 and between v3.3 and v4.2 you could use the workaround described in https://github.com/creyD/prettier_action/issues/113 by adding the below to your workflow file:
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```
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- name: Install npm v8
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run: npm i -g npm@8
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```
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## Star History
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<a href="https://www.star-history.com/#creyD/prettier_action&Date">
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<picture>
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<source media="(prefers-color-scheme: dark)" srcset="https://api.star-history.com/svg?repos=creyD/prettier_action&type=Date&theme=dark" />
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<source media="(prefers-color-scheme: light)" srcset="https://api.star-history.com/svg?repos=creyD/prettier_action&type=Date" />
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<img alt="Star History Chart" src="https://api.star-history.com/svg?repos=creyD/prettier_action&type=Date" />
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</picture>
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</a>
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