[js] work-in-progress JS version

.github/workflows/common.yml

@@ -116,6 +116,11 @@ jobs:
           /nix
         key: ${{ inputs.workdir }}-nix-${{ hashFiles(format('{0}/shell.nix', inputs.workdir)) }}
         restore-keys: ${{ inputs.workdir }}-nix-
+    - name: Install Pkgs
+      uses: awalsh128/cache-apt-pkgs-action@latest
+      with:
+        packages: libc-bin
+        version: nix-apt
     - name: Install Deps
       uses: cachix/install-nix-action@v15
       with:

.github/workflows/js.yml

@@ -0,0 +1,26 @@
+name: Javascript
+
+on:
+  push:
+    branches:
+    - master
+    paths:
+    - 'js/**'
+    - '.github/workflows/js.yml'
+  pull_request:
+    paths:
+    - 'js/**'
+    - '.github/workflows/js.yml'
+  workflow_dispatch:
+
+jobs:
+  common:
+    name: Common
+    uses: ./.github/workflows/common.yml
+    with:
+      workdir: js
+      format-pkgs: nodejs libsdl2-dev
+      build-pkgs: nodejs libsdl2-dev libc-bin
+      cache-paths: |
+        js/node_modules
+      cache-file: '**/package-lock.json'

README.md

@@ -98,6 +98,7 @@ $ ./utils/bench.py
   cpp / debug  : Emulated  5693 frames in 10.00s (569fps)
    go / release: Emulated  5040 frames in 10.00s (504fps)
   pxd / release: Emulated  3792 frames in 10.00s (379fps)
+   js / release: Emulated  2436 frames in 10.00s (243fps)  # missing GPU
   nim / debug  : Emulated  1968 frames in 10.00s (196fps)
    rs / debug  : Emulated  1676 frames in 10.00s (168fps)
    py / mypyc  : Emulated   887 frames in 10.01s (89fps)

js/.gitignore

@@ -0,0 +1,3 @@
+node_modules
+.parcel-cache
+dist

js/build.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+set -eu
+
+cd $(dirname $0)
+if [ ! -d node_modules ] ; then
+    npm install
+fi
+npm run build
+
+cat >rosettaboy-release <<EOD
+#!/usr/bin/env bash
+set -eu
+/usr/bin/catchsegv node "\$(dirname \$0)/dist/index.js" \$*
+EOD
+chmod +x rosettaboy-release

js/format.sh

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+set -eu
+
+if [ ! -d node_modules ] ; then
+    npm install
+fi
+npm run format