Work on release workflow

.github/workflows/main.yml

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+name: CI
+on: [push]
+
+jobs:
+ build_matrix:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - uses: krdlab/setup-haxe@v1
+        with:
+          haxe-version: 4.3.0
+
+        run: |
+          haxe -version
+          haxelib dev hxcpp .
+          
+      - name: Set Version
+        run: haxe -cp tools/version --run Write ${{github.run_number}} > version.env
+
+
+      - name: Build Tool
+        run: |
+          cd tools/hxcpp
+          haxe compile.hxml
+
+        
+      - name: Check XCode
+        if: startsWith(matrix.os,'macos')
+        run: xcode-select -p
+
+      - name: Build Cppia
+        run: |
+          cd project
+          haxe compile-cppia.hxml -D HXCPP_M64
+          
+      - name: Clean Project
+        if: startsWith(matrix.os,'ubuntu')
+        run: |
+          rm -rf project/obj
+
+      - name: Archive Linux Results
+        if: startsWith(matrix.os,'ubuntu')
+        uses: actions/upload-artifact@v3
+        with:
+          name: linux-64
+          path: |
+             bin/Linux64/Cppia
+             tools
+             toolchain
+             src
+             run.n
+             include
+             hxcpp.n
+             haxelib.json
+             Changes.md
+             hxcpp
+             test
+             docs
+             project
+             README.md
+             build-tool
+             java
+             haxelib.xml
+             LICENSE.txt
+
+      - name: Archive Windows Results
+        if: startsWith(matrix.os,'windows')
+        uses: actions/upload-artifact@v3
+        with:
+          name: windows-64
+          path: |
+            bin/Windows64/Cppia.exe
+
+      - name: Archive Mac Results
+        if: startsWith(matrix.os,'macos')
+        uses: actions/upload-artifact@v3
+        with:
+          name: mac-64
+          path: |
+            bin/Mac64/Cppia
+ release:
+    name: Release
+    needs: build_matrix
+    runs-on: ubuntu-latest
+    steps:
+        - name: Download Linux
+          uses: actions/download-artifact@v3
+          with:
+             name: linux-64
+             path: hxcpp
+
+        - name: Download Mac
+          uses: actions/download-artifact@v3
+          with:
+             name: mac-64
+             path: hxcpp
+
+        - name: Download Windows
+          uses: actions/download-artifact@v3
+          with:
+             name: windows-64
+             path: hxcpp
+
+        - name: List Files
+          run: ls -R
+
+        - name: Get Version
+          run: |
+             cat hxcpp/version.env
+             cat hxcpp/version.env >> $GITHUB_ENV
+             rm hxcpp/version.env
+
+        - name: Zip release
+          run: |
+             mv hxcpp hxcpp-${{ env.hxcpp_release }}
+             zip -r hxcpp-${{ env.hxcpp_release }}.zip hxcpp-${{ env.hxcpp_release }} 
+      
+        - name: Create Release
+          id: create_release
+          uses: actions/create-release@v1
+          env:
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          with:
+            tag_name: v${{ env.hxcpp_release }}
+            release_name: Release ${{ env.hxcpp_release }}
+            draft: false
+            prerelease: false
+
+        - name: Upload Release Asset
+          id: upload-release-asset 
+          uses: actions/upload-release-asset@v1
+          env:
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          with:
+            upload_url: ${{ steps.create_release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps 
+            asset_path: ./hxcpp-${{ env.hxcpp_release }}.zip
+            asset_name: hxcpp-${{ env.hxcpp_release }}.zip
+            asset_content_type: application/zip
+
+
+

tools/version/Write.hx

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+import sys.io.File;
+
+class Write
+{
+   public static function main()
+   {
+      var args = Sys.args();
+      var buildNumber = Std.parseInt(args[0]);
+      if (buildNumber<1 || buildNumber==null)
+         throw "Usage: Write buildNumber";
+
+
+      var jsonFile = "haxelib.json";
+      var lines = File.getContent(jsonFile).split("\n");
+      var idx = 0;
+      var versionMatch = ~/(.*"version"\s*:\s*")(.*)(".*)/;
+      var found = false;
+      var newVersion = "";
+      while(idx<lines.length)
+      {
+         if (versionMatch.match(lines[idx]))
+         {
+            var parts = versionMatch.matched(2).split(".");
+            if (parts.length==3)
+               parts[2] = buildNumber+"";
+            else
+               parts.push(buildNumber+"");
+            newVersion = parts.join(".");
+            lines[idx]=versionMatch.matched(1) + newVersion + versionMatch.matched(3);
+            found = true;
+            break;
+         }
+         idx++;
+      }
+      if (!found)
+         throw "Could not find version in " + jsonFile;
+
+      File.saveContent(jsonFile, lines.join("\n") );
+
+      var writeVersionFilename = "include/HxcppVersion.h";
+      var define = "HXCPP_VERSION";
+      var lines = [
+         '#ifndef $define',
+         '#define $define "$newVersion"',
+         '#endif'
+      ];
+      File.saveContent( writeVersionFilename, lines.join("\n") );
+
+      Sys.println("hxcpp_release=" + newVersion );
+   }
+}