Add node-sass build scripts for macOS and Linux

package.json

@@ -33,6 +33,7 @@
     "gulp-watch": "^5.0.0",
     "jquery": "^3.2.1",
     "lodash": "^4.17.4",
+    "node-gyp": "^3.6.2",
     "node-sass": "^4.7.2",
     "pump": "^2.0.0",
     "sass-loader": "^6.0.6",
@@ -49,6 +50,7 @@
     "watch_client": "npm run watch --prefix client",
     "watch_core": "npm run watch --prefix core",
     "lint": "eslint -f unix client/src core/src csseditor/src",
-    "test": "npm run build && npm run lint"
+    "test": "npm run build && npm run lint",
+    "build_node-sass": "node scripts/build-node-sass.js"
   }
 }

scripts/build-node-sass-darwin.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+PLATFORM="darwin"
+ARCH="x64"
+NODE_API_VERSION="53"
+ELECTRON_VERSION="1.6.15"
+
+scripts/build-node-sass.sh $PLATFORM $ARCH $NODE_API_VERSION $ELECTRON_VERSION

scripts/build-node-sass-linux.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+PLATFORM="linux"
+ARCH="x64"
+NODE_API_VERSION="53"
+ELECTRON_VERSION="1.6.15"
+
+scripts/build-node-sass.sh $PLATFORM $ARCH $NODE_API_VERSION $ELECTRON_VERSION

scripts/build-node-sass.js

@@ -0,0 +1,19 @@
+const process = require('process');
+const child_process = require('child_process');
+
+switch (process.platform) {
+    case 'darwin':
+    case 'linux':
+        child_process.execSync(`scripts/build-node-sass-${process.platform}.sh`, {
+            stdio: 'inherit'
+        });
+        break;
+    case 'win32':
+        child_process.execSync(`scripts/rebuild-node-sass.bat`, {
+            stdio: 'inherit'
+        });
+        break;
+    default:
+        console.log(`Unknown platform ${process.platform}`);
+        process.exit(1);
+}

scripts/build-node-sass.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+PLATFORM="$1"
+ARCH="$2"
+NODE_API_VERSION="$3"
+ELECTRON_VERSION="$4"
+ELECTRON_URL="https://atom.io/download/electron"
+
+DIRECTORY="vendor/$PLATFORM-$ARCH-$NODE_API_VERSION"
+
+if [ `node -p 'process.platform'` != "$PLATFORM" ]; then
+    echo "You must be running on $PLATFORM to build node-sass for it."
+    exit 1
+fi
+
+cd node_modules/node-sass
+
+if [ -f $DIRECTORY/binding.node ]; then
+    echo "A binding already exists at $DIRECTORY/binding.node - deleting it"
+    rm $DIRECTORY/binding.node
+fi
+
+# Build the node-sass binding
+# This will be placed at build/Release/binding.node
+echo "Building node-sass for $PLATFORM-$ARCH with Node.js API version $NODE_API_VERSION for Electron $ELECTRON_VERSION"
+../.bin/node-gyp rebuild --target=$ELECTRON_VERSION --arch $ARCH --dist-url=$ELECTRON_URL
+
+# Move it to the right place
+echo "Moving binding.node to $DIRECTORY"
+mkdir -p $DIRECTORY
+cp build/Release/binding.node $DIRECTORY/binding.node
+rm -rf build