ci: Make build counter per workflow and not per build.

Author: freezy

.github/workflows/build.yml

@@ -5,8 +5,38 @@ on: [push]
 permissions:
   contents: write
 
+concurrency:
+    group: ${{ github.workflow }}-${{ github.ref_name }}
+    cancel-in-progress: false
+
 jobs:
+
+  compute-revision:
+    runs-on: windows-latest
+    outputs:
+        rev: ${{ steps.branch_build.outputs.number }}
+    steps:
+      - name: Compute per-branch build number
+        id: branch_build
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        shell: pwsh
+        run: |
+          $ownerRepo = "${{ github.repository }}"
+          $branch    = if ($env:GITHUB_HEAD_REF) { $env:GITHUB_HEAD_REF } else { $env:GITHUB_REF_NAME }
+          $wfRef = "${{ github.workflow_ref }}"
+          if ($wfRef -match "\.github/workflows/(?<file>[^@]+)@") { $wfFile = $matches.file } else { throw "Couldn't parse workflow file from workflow_ref" }
+          $uri = "https://api.github.com/repos/$ownerRepo/actions/workflows/$wfFile/runs?branch=$branch&per_page=1"
+          $headers = @{
+            Authorization           = "Bearer $env:GH_TOKEN"
+            "X-GitHub-Api-Version"  = "2022-11-28"
+            "User-Agent"            = "branch-counter"
+          }
+          $resp = Invoke-RestMethod -Uri $uri -Headers $headers -Method GET
+          "number=$([int]$resp.total_count)" >> $env:GITHUB_OUTPUT
+
   build-windows:
+    needs: compute-revision
     runs-on: windows-latest
     permissions:
       packages: write
@@ -15,9 +45,6 @@ jobs:
       matrix:
         platform: [x86, x64]
         configuration: [Release]
-    concurrency:
-        group: ${{ github.workflow }}-${{ github.ref }}
-        cancel-in-progress: false
     env:
       NUGET_PACKAGES: ${{ github.workspace }}/.nuget/packages
     steps:
@@ -85,52 +112,48 @@ jobs:
       - name: Update version info
         id: set_version
         shell: pwsh
-        env:
-          BRANCH_BUILD: ${{ steps.branch_build.outputs.number }}
         run: |
           function replaceNumericVersion($name, $fileContent) {
-            $RegularExpression = [regex] "^[^/]*\[assembly:\s*$name\(\""(\d+)\.(\d+)\.(\d+)(\.(\d+))?\""\)"
+            $re = [regex] '^[^/]*\[assembly:\s*' + [regex]::Escape($name) + '\("(\d+)\.(\d+)\.(\d+)(\.(\d+))?"\)'
             foreach($content in $fileContent) {
-              $match = [System.Text.RegularExpressions.Regex]::Match($content, $RegularExpression)
-              if ($match.Success) {
-                $major=$match.groups[1].value -as [int]
-                $minor=$match.groups[2].value -as [int]
-                $patch=$match.groups[3].value -as [int]
-                return $fileContent -replace "^[^/]*\[assembly:\s*$name\(\""[^""]*\""\)", "[assembly: $name(""$major.$minor.$patch.$env:BRANCH_BUILD"")]".TrimEnd("]")
+              $m = [System.Text.RegularExpressions.Regex]::Match($content, $re)
+              if ($m.Success) {
+                $major=$m.groups[1].value -as [int]
+                $minor=$m.groups[2].value -as [int]
+                $patch=$m.groups[3].value -as [int]
+                return $fileContent -replace '^[^/]*\[assembly:\s*' + [regex]::Escape($name) + '\("[^"]*"\)', "[assembly: $name(""$major.$minor.$patch.$env:BRANCH_BUILD"")]".TrimEnd("]")
               }
             }
           }
           
           function replaceFullVersion($name, $fileContent) {
-            $RegularExpression = [regex] "[^/]*\[assembly:\s*$name\(\""(\d)\.(\d)\.(\d)(-([\w\W]+))?\""\)"
+            $re = [regex] '[^/]*\[assembly:\s*' + [regex]::Escape($name) + '\("(\d)\.(\d)\.(\d)(-([\w\W]+))?"\)'
             foreach($content in $fileContent) {
-              $match = [System.Text.RegularExpressions.Regex]::Match($content, $RegularExpression)
-              if ($match.Success) {
-                $major=$match.groups[1].value -as [int]
-                $minor=$match.groups[2].value -as [int]
-                $patch=$match.groups[3].value -as [int]
-                $tag=$match.groups[5].value
-          
+              $m = [System.Text.RegularExpressions.Regex]::Match($content, $re)
+              if ($m.Success) {
+                $major=$m.groups[1].value -as [int]
+                $minor=$m.groups[2].value -as [int]
+                $patch=$m.groups[3].value -as [int]
+                $tag=$m.groups[5].value
                 $branch = if ($env:GITHUB_HEAD_REF) { $env:GITHUB_HEAD_REF } else { $env:GITHUB_REF_NAME }
                 if ($branch -eq "master" -or $branch -eq "main") {
                   if ($tag) { $version = "$major.$minor.$patch-$tag-r$env:BRANCH_BUILD" }
                   else { $version = "$major.$minor.$patch-r$env:BRANCH_BUILD" }
                 } else {
                   $version = "$major.$minor.$patch-$($branch.ToUpper())-r$env:BRANCH_BUILD"
                 }
-          
                 "version=$version" >> $env:GITHUB_OUTPUT
-                return $fileContent -replace "^[^/]*\[assembly:\s*$name\(\""[^""]*\""\)", "[assembly: $name(""$version"")]".TrimEnd("]")
+                return $fileContent -replace '^[^/]*\[assembly:\s*' + [regex]::Escape($name) + '\("[^"]*"\)', "[assembly: $name(""$version"")]".TrimEnd("]")
               }
             }
           }
           
           function replaceAny($name, $replaceWith, $fileContent) {
-            $RegularExpression = [regex] "^[^/]*\[assembly:\s*$name\(\""[^""]*\""\)"
+            $re = [regex] '^[^/]*\[assembly:\s*' + [regex]::Escape($name) + '\("[^"]*"\)'
             foreach($content in $fileContent) {
-              $match = [System.Text.RegularExpressions.Regex]::Match($content, $RegularExpression)
-              if ($match.Success) {
-                return $fileContent -replace "^[^/]*\[assembly:\s*$name\(\""[^""]*\""\)", "[assembly: $name(""$replaceWith"")]".TrimEnd("]")
+              $m = [System.Text.RegularExpressions.Regex]::Match($content, $re)
+              if ($m.Success) {
+                return $fileContent -replace $re, "[assembly: $name(""$replaceWith"")]".TrimEnd("]")
               }
             }
           }
@@ -145,7 +168,6 @@ jobs:
           }
           $fileContent | Set-Content "$assemblyFile"
 
-
       - name: Build
         run: msbuild -t:rebuild /p:Platform=${{ matrix.platform }} /p:Configuration=${{ matrix.configuration }} DmdExtensions.sln