action.yml

name: 'env vars to dotenv'
author: 'Fahad Munir ( @fmunirdev )'
description: 'Composite action to append environment variables to a dotenv file.'
branding:
  icon: 'file-plus'
  color: 'gray-dark'
inputs:
  variableName:
    description: 'Single env var name'
    required: false
  variableNames:
    description: 'Comma separated names of env vars'
    required: false
  target:
    description:  'The env file that will be created'
    required: false
    default: '.env'
runs:
  using: 'composite'
  steps:
    - run: |
        if [ ! -d "`dirname ${{ inputs.target }}`" ] ; then
          mkdir -p `dirname ${{ inputs.target }}`
        fi
        if [ ! -z "${{ inputs.variableName }}" ] ; then
          VAR_NAME=${{ inputs.variableName }}
          echo $VAR_NAME=`eval echo '${!VAR_NAME}'` >> ${{ inputs.target }}
        fi
        if [ ! -z "${{ inputs.variableNames }}" ] ; then
          IFS=','
          for i in `echo "${{ inputs.variableNames }}"`
          do
            echo $i=`eval echo '${!i}'` >> ${{ inputs.target }}
          done
        fi
      shell: bash