[WIP] Update to Go 1.19 and React with line numbers

.gitattributes

@@ -0,0 +1,7 @@
+playground/go.sum linguist-generated
+playground/internal/cmd/precompile/go.sum linguist-generated
+
+**/*.a.js linguist-generated
+playground/playground.js linguist-generated
+
+playground/internal/imports/zstdlib.go linguist-generated

.github/workflows/ci.yaml

@@ -0,0 +1,96 @@
+name: CI
+
+on:
+  push:
+    branches: [ "*" ]
+  pull_request:
+    branches: [ "*" ]
+
+permissions:
+  contents: read
+  pull-requests: read
+
+concurrency:
+  group: ci-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  GO_VERSION: 1.19.13
+  NODE_VERSION: 18
+  GOLANGCI_VERSION: v1.53.3
+  SOURCE_MAP_SUPPORT: true
+  GOPATH: ${{ github.workspace }}/go
+  GOPHERJS_PATH: ${{ github.workspace }}/go/src/github.com/${{ github.repository }}
+
+jobs:
+  lint:
+    name: Lint Checks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          path: ${{ env.GOPHERJS_PATH }}
+      - uses: actions/setup-go@v5
+        with:
+          go-version: ${{ env.GO_VERSION }}
+      - name: Install golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          working-directory: ${{ env.GOPHERJS_PATH }}
+          version: ${{ env.GOLANGCI_VERSION }}
+          only-new-issues: true
+      - name: Check go.mod
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        run: go mod tidy && git diff --exit-code
+      - name: Check natives build tags
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        run: |
+          echo "Any following packages have at least one file that is missing //go:build js"
+          diff -u <(echo -n) <(go list ./compiler/natives/src/...)
+
+  go_tests:
+    name: Go Tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          path: ${{ env.GOPHERJS_PATH }}
+      - name: Copy Actions
+        run: cp -r ${{ env.GOPHERJS_PATH }}/.github .
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+            go-version: ${{ env.GO_VERSION }}
+      - name: Setup Go Environment
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        shell: bash
+        run: echo "GOROOT=$(go env GOROOT)" >> $GITHUB_ENV
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+            node-version: ${{ env.NODE_VERSION }}
+      - name: Install Node.js for Linux
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        shell: bash
+        # Install required Node.js packages including optional (node-syscall).
+        run: |
+            npm install --include=optional --no-package-lock
+      - name: Setup Node.js Environment
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        shell: bash
+        # Make nodejs able to require installed modules from any working path.
+        run: echo "NODE_PATH=$(npm root)" >> $GITHUB_ENV
+      - name: Install GopherJS
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        shell: bash
+        run: go install -v
+      - name: Setup information
+        shell: bash
+        run: |
+            echo ::notice::go version: $(go version)
+            echo ::notice::node version: $(node -v)
+            echo ::notice::npm version: $(npm -v)
+            echo ::notice::gopherjs version: $(gopherjs version)
+      - name: Run Tests
+        working-directory: ${{ env.GOPHERJS_PATH }}
+        run: go test -v -race ./...

go.work

@@ -0,0 +1,6 @@
+go 1.19
+
+use (
+	./playground
+	./playground/internal/cmd/precompile
+)

playground/gen.go

@@ -1,5 +1,5 @@
-//go:generate go run ./internal/cmd/precompile
-//go:generate go install github.com/gopherjs/gopherjs
-//go:generate gopherjs build -m .
+//go:generate go1.19.13 run ./internal/cmd/precompile
+//go:generate go1.19.13 install github.com/gopherjs/gopherjs
+//go:generate env GOOS=js GOARCH=ecmascript gopherjs build -m .
 
 package main

playground/go.mod

@@ -1,22 +1,19 @@
 module github.com/gopherjs/gopherjs.github.io/playground
 
-go 1.17
+go 1.19
 
 require (
-	github.com/gopherjs/gopherjs v1.18.0-beta1
-	github.com/neelance/go-angularjs v0.0.0-20170205214111-8c6312cca6e2
-	github.com/sirupsen/logrus v1.8.3
-	golang.org/x/tools v0.1.12
-	honnef.co/go/js/dom v0.0.0-20210725211120-f030747120f2
+	github.com/google/go-cmp v0.5.8
+	github.com/gopherjs/gopherjs v1.19.0-beta2.0.20251008200541-113c92b42b18
+	golang.org/x/tools v0.16.0
 	honnef.co/go/js/xhr v0.0.0-20150307031022-00e3346113ae
 )
 
 require (
-	github.com/fsnotify/fsnotify v1.5.1 // indirect
+	github.com/evanw/esbuild v0.25.4 // indirect
 	github.com/neelance/astrewrite v0.0.0-20160511093645-99348263ae86 // indirect
-	github.com/neelance/sourcemap v0.0.0-20200213170602-2833bce08e4c // indirect
-	github.com/shurcooL/httpfs v0.0.0-20190707220628-8d4bc4ba7749 // indirect
-	golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
+	github.com/sirupsen/logrus v1.8.3 // indirect
+	github.com/stretchr/testify v1.11.1 // indirect
+	golang.org/x/sys v0.10.0 // indirect
 	honnef.co/go/js/util v0.0.0-20150216223935-96b8dd9d1621 // indirect
 )