Add first version

Author: rgomezcasas

.github/workflows/remove-branch.yml

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+name: Remove branch
+
+on:
+  create
+
+jobs:
+  remove-branch:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: ./
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

Dockerfile

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+FROM alpine:3.11
+
+RUN apk add --no-cache bash curl jq
+
+ADD entrypoint.sh /entrypoint.sh
+ADD src /src
+
+ENTRYPOINT ["/entrypoint.sh"]

LICENSE

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+The MIT License
+
+Copyright (c) 2020 Codely Enseña y Entretiene SL. https://codely.tv
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

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+<p align="center">
+  <a href="http://codely.tv">
+    <img src="http://codely.tv/wp-content/uploads/2016/05/cropped-logo-codelyTV.png" width="192px" height="192px"/>
+  </a>
+</p>
+
+<h1 align="center">
+  🕊 No Branches
+</h1>
+
+<p align="center">
+    <a href="https://github.com/CodelyTV"><img src="https://img.shields.io/badge/CodelyTV-OS-green.svg?style=flat-square" alt="codely.tv"/></a>
+    <a href="http://pro.codely.tv"><img src="https://img.shields.io/badge/CodelyTV-PRO-black.svg?style=flat-square" alt="CodelyTV Courses"/></a>
+    <a href="https://github.com/marketplace/actions/no-branches"><img src="https://img.shields.io/github/v/release/CodelyTV/no-branches?style=flat-square" alt="GitHub Action version"></a>
+</p>
+
+<p align="center">
+    Useful if you do <code>trunk-based development</code> or <code>master-only git flow</code>
+</pre>
+
+## 🚀 Usage
+
+Create a file named `remove-branch.yml` inside the `.github/workflows` directory and paste:
+
+```yml
+name: Remove branch
+
+on:
+  create
+
+jobs:
+  remove-branch:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: codelytv/no-branches@v1
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+```
+
+## ⚖️ License
+
+[MIT](LICENSE)

action.yml

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+name: 'No Branches'
+description: 'Automatically remove any branch'
+branding:
+  icon: 'alert-triangle'
+  color: 'red'
+inputs:
+  GITHUB_TOKEN:
+    description: 'GitHub token'
+    required: true
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
+  args:
+    - ${{ inputs.GITHUB_TOKEN }}
+

entrypoint.sh

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+#!/usr/bin/env bash
+set -uo pipefail
+
+PROJECT_HOME="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
+
+if [ "$PROJECT_HOME" == "/" ]; then
+  PROJECT_HOME=""
+fi
+
+export PROJECT_HOME
+
+source "$PROJECT_HOME/src/main.sh"
+
+main "$@"
+
+exit $?

src/ensure.sh

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+#!/usr/bin/env bash
+
+ensure::env_variable_exist() {
+  if [[ -z "${!1}" ]]; then
+    echoerr "The env variable $1 is required."
+    exit 1
+  fi
+}
+
+ensure::total_args() {
+  local -r received_args=$(( $# - 1 ))
+  local -r expected_args=$1
+
+  if ((received_args != expected_args)); then
+    echoerr "Illegal number of parameters, $expected_args expected but $received_args found"
+    exit 1
+  fi
+}

src/github.sh

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+#!/usr/bin/env bash
+
+GITHUB_API_URI="https://api.github.com"
+GITHUB_API_HEADER="Accept: application/vnd.github.v3+json"
+
+github::delete_ref() {
+  local -r ref=$1
+
+  curl -sSL \
+    -H "Authorization: token $GITHUB_TOKEN" \
+    -H "$GITHUB_API_HEADER" \
+    -X DELETE \
+    "$GITHUB_API_URI/repos/$GITHUB_REPOSITORY/git/$ref"
+ }

src/github_actions.sh

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+#!/usr/bin/env bash
+
+github_actions::get_pr_number() {
+  jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH"
+}
+
+github_actions::commit_sha() {
+  jq --raw-output .after "$GITHUB_EVENT_PATH"
+}
+
+github_actions::print_all_data() {
+  cat "$GITHUB_EVENT_PATH"
+}

src/main.sh

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+#!/usr/bin/env bash
+
+source "$PROJECT_HOME/src/ensure.sh"
+source "$PROJECT_HOME/src/github.sh"
+source "$PROJECT_HOME/src/github_actions.sh"
+source "$PROJECT_HOME/src/misc.sh"
+
+main() {
+  ensure::env_variable_exist "GITHUB_REPOSITORY"
+  ensure::env_variable_exist "GITHUB_EVENT_PATH"
+  ensure::env_variable_exist "GITHUB_REF"
+  ensure::total_args 1 "$@"
+
+  export GITHUB_TOKEN="$1"
+
+  local -r branch_name="$GITHUB_REF"
+
+  log::message "$branch_name"
+
+  if str::contains "$branch_name" "refs/tags"; then
+    log::message "Tag not removed!"
+  else
+    github::delete_ref "$branch_name"
+
+    log::message "Branch removed!!"
+  fi
+
+  exit $?
+}

src/misc.sh

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+#!/usr/bin/env bash
+
+echoerr() {
+  echo "$@" 1>&2
+}
+
+log::message() {
+  echo "--------------"
+  echo "$@"
+}
+
+coll::join_by() {
+  local IFS="$1"
+  shift
+  echo "$*"
+}
+
+coll::map() {
+  local -r fn="$1"
+
+  for x in $(cat); do
+    "$fn" "$x"
+  done
+}
+
+str::contains() {
+  echo "$1" | grep -q "$2"
+}