Add optional version input

Author: a4z

.github/workflows/main.yml

@@ -7,10 +7,10 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-18.04, ubuntu-20.04, macos-10.15, windows-2019]
+        os: [ubuntu-latest, macos-latest, windows-latest]
 
     runs-on: ${{ matrix.os }}
-    
+
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -21,3 +21,22 @@ jobs:
 
       - name: Did we get Conan?
         run: echo "Conan version was '${{ steps.conan.outputs.version }}'"
+
+  build_version:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Get Conan
+        id: conan
+        uses: ./ # Uses an action in the root directory
+        with:
+          version: 1.50.0
+      - name: Did we get Conan?
+        run: echo "Conan version was '${{ steps.conan.outputs.version }}'"

README.md

@@ -3,7 +3,7 @@
 
 Gets the most recent Conan
 
-**Works on**: Linux, Windows and MacOS 
+**Works on**: Linux, Windows and MacOS
 
 ## Inputs
 
@@ -17,10 +17,25 @@ The version string from "conan --version"
 
 ## Example usage
 
+To install the latest conan version
+
+~~~~
+    - name: Install Conan
+      id: conan
+      uses: turtlebrowser/get-conan@main
+
+    - name: Conan version
+      run: echo "${{ steps.conan.outputs.version }}"
+~~~~
+
+It is also possible to specify the wanted conan version, by using the with:/version input to the action.
+
 ~~~~
     - name: Install Conan
       id: conan
       uses: turtlebrowser/get-conan@main
+      with:
+        version: 1.50.0
 
     - name: Conan version
       run: echo "${{ steps.conan.outputs.version }}"

action.yml

@@ -1,17 +1,28 @@
 name: 'Get Conan'
 description: 'Installs Conan'
 author: 'TurtleBrowser'
+inputs:
+  version:
+    description: "Wanted conan version"
+    required: false
+    default: ''
 outputs:
   version:
     description: "The version of Conan which was installed"
     value: ${{ steps.output_version.outputs.version }}
 runs:
   using: "composite"
   steps:
-    - name: Install on Mac/Linux/Windows
-      run: |
-        pip3 install wheel setuptools
-        pip3 install conan --upgrade
+    - name: Install setup tools
+      run: pip3 install wheel setuptools
+      shell: bash
+    - name: Install conan latest
+      if: ${{ inputs.version == '' }}
+      run: pip3 install conan --upgrade
+      shell: bash
+    - name: Install conan version ${{ inputs.version }}
+      if: ${{ inputs.version != '' }}
+      run: pip3 install conan==${{ inputs.version }} --upgrade
       shell: bash
     - name: Fix path on Linux
       run: |
@@ -26,3 +37,7 @@ runs:
 branding:
   icon: "archive"
   color: "green"
+
+
+
+