Adds a pre-commit config (#3)

- adds a pre-commit config
- includes prettier formatting configuration
- fixes title in README
- adds a CircleCI config
- sets default pre-commit stage to commit

.circleci/config.yml

@@ -0,0 +1,46 @@
+version: 2.1
+
+workflows:
+  version: 2
+  verify:
+    jobs:
+      - pre-commit:
+          filters:
+            tags: &filter-all-tags # run for all tags
+              only: /.*/
+
+jobs:
+  pre-commit:
+    parameters:
+      config_file:
+        default: ./.pre-commit-config.yaml
+        description: Optional, path to pre-commit config file.
+        type: string
+      cache_prefix:
+        default: ''
+        description: |
+          Optional cache prefix to be used on CircleCI. Can be used for cache busting or to ensure multiple jobs use different caches.
+        type: string
+    docker:
+      - image: speckle/pre-commit-runner:latest
+    resource_class: medium
+    working_directory: &workingdir /tmp/ci
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - cache-pre-commit-<<parameters.cache_prefix>>-{{ checksum "<<parameters.config_file>>" }}
+      - run:
+          name: Install pre-commit hooks
+          command: pre-commit install-hooks --config <<parameters.config_file>>
+      - save_cache:
+          key: cache-pre-commit-<<parameters.cache_prefix>>-{{ checksum "<<parameters.config_file>>" }}
+          paths:
+            - ~/.cache/pre-commit
+      - run:
+          name: Run pre-commit
+          command: pre-commit run --all-files --config <<parameters.config_file>>
+      - run:
+          command: git --no-pager diff
+          name: git diff
+          when: on_fail

.pre-commit-config.yaml

@@ -0,0 +1,33 @@
+default_stages:
+  - 'commit'
+
+repos:
+  - repo: https://github.com/pre-commit/mirrors-prettier
+    rev: 'v2.7.1'
+    hooks:
+      - id: prettier
+
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: 'v4.3.0'
+    hooks:
+      - id: check-yaml
+      - id: check-merge-conflict
+      - id: check-executables-have-shebangs
+      - id: check-shebang-scripts-are-executable
+      - id: check-symlinks
+      - id: check-vcs-permalinks
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+
+  - repo: https://github.com/syntaqx/git-hooks
+    rev: 'v0.0.17'
+    hooks:
+      - id: forbid-binary
+
+  - repo: https://github.com/pre-commit/pre-commit
+    rev: 'v2.20.0'
+    hooks:
+      - id: validate_manifest
+
+ci:
+  autoupdate_schedule: quarterly

.prettierrc

@@ -0,0 +1,11 @@
+{
+  "trailingComma": "none",
+  "tabWidth": 2,
+  "semi": false,
+  "endOfLine": "auto",
+  "bracketSpacing": true,
+  "vueIndentScriptAndStyle": false,
+  "htmlWhitespaceSensitivity": "ignore",
+  "printWidth": 88,
+  "singleQuote": true
+}

README.md

@@ -1,4 +1,4 @@
-# Speckle Repo Management Templates
+# Speckle Pre-Commit Hooks
 
 [![Twitter Follow](https://img.shields.io/twitter/follow/SpeckleSystems?style=social)](https://twitter.com/SpeckleSystems) [![Community forum users](https://img.shields.io/discourse/users?server=https%3A%2F%2Fdiscourse.speckle.works&style=flat-square&logo=discourse&logoColor=white)](https://discourse.speckle.works) [![website](https://img.shields.io/badge/https://-speckle.systems-royalblue?style=flat-square)](https://speckle.systems) [![docs](https://img.shields.io/badge/docs-speckle.guide-orange?style=flat-square&logo=read-the-docs&logoColor=white)](https://speckle.guide/dev/)
 
@@ -17,6 +17,7 @@ Comprehensive developer and user documentation for Speckle can be found in our:
 ## Usage
 
 1. Add the following to your `.pre-commit-config.yaml` file:
+
 ```
 - repo: https://github.com/specklesystems/pre-commit
     rev: '0.1.0'
@@ -27,11 +28,14 @@ Comprehensive developer and user documentation for Speckle can be found in our:
 ## Developing & Debugging
 
 1. install:
-  - `git`
-  - `pre-commit`
+
+- `git`
+- `pre-commit`
+
 1. Git clone this repository. Detailed steps on how to do that can be found on [GitHub's documentation](https://docs.github.com/en/get-started/getting-started-with-git/about-remote-repositories#cloning-with-https-urls).
 1. In a terminal, `cd` into a directory containing code that you wish to try the pre-commit hook on. e.g. Speckle's `speckle-server` repository.
 1. Run the following command to run a pre-commit hook directly from this repository. Replace `<pre-commit hook to run>` with the name of the hook you wish to run:
+
 ```shell
 pre-commit try-repo ./path/to/cloned/specklesystems/pre-commit <pre-commit hook to run>
 ```