fix poly-decomp external require

package.json

@@ -27,6 +27,7 @@
     "json-stringify-pretty-compact": "^2.0.0",
     "matter-tools": "^0.12.3",
     "pathseg": "^1.2.0",
+    "poly-decomp": "^0.3.0",
     "puppeteer-core": "^5.5.0",
     "webpack": "^4.46.0",
     "webpack-cli": "^3.3.11",
@@ -38,6 +39,7 @@
     "build-alpha": "webpack --mode=production --env.ALPHA & webpack --mode=production --env.MINIMIZE --env.ALPHA",
     "build-examples": "webpack --config webpack.examples.config.js --mode=production & webpack --config webpack.examples.config.js --mode=production --env.MINIMIZE",
     "build-examples-alpha": "webpack --config webpack.examples.config.js --mode=production --env.ALPHA & webpack --config webpack.examples.config.js --mode=production --env.MINIMIZE --env.ALPHA",
+    "build-demo": "mkdir -p demo/lib && cp node_modules/matter-tools/build/matter-tools.demo.js demo/lib & cp node_modules/matter-tools/build/matter-tools.gui.js demo/lib & cp node_modules/matter-tools/build/matter-tools.inspector.js demo/lib & cp node_modules/pathseg/pathseg.js demo/lib & cp node_modules/poly-decomp/build/decomp.js demo/lib",
     "lint": "eslint 'src/**/*.js' 'demo/js/Demo.js' 'demo/js/Compare.js' 'examples/*.js' 'webpack.*.js'",
     "doc": "yuidoc --config yuidoc.json --project-version $npm_package_version",
     "test": "npm run test-node",

src/factory/Bodies.js

@@ -197,8 +197,7 @@ var Vector = require('../geometry/Vector');
      * @return {body}
      */
     Bodies.fromVertices = function(x, y, vertexSets, options, flagInternal, removeCollinear, minimumArea, removeDuplicatePoints) {
-        var globals = typeof global !== 'undefined' ? global : window,
-            decomp,
+        var decomp = require('poly-decomp'),
             body,
             parts,
             isConvex,
@@ -209,12 +208,6 @@ var Vector = require('../geometry/Vector');
             v,
             z;
 
-        try {
-            decomp = globals.decomp || require('poly-decomp');
-        } catch (e) {
-            // decomp is undefined
-        }
-
         options = options || {};
         parts = [];
 

webpack.config.js

@@ -26,6 +26,15 @@ License ${pkg.license}${!minimize ? '\n\n' + license : ''}`;
 
     const entry = isDevServer ? './demo/js/Server.js' : './src/module/main.js';
 
+    const externals = isDevServer ? undefined : {
+        'poly-decomp': {
+            commonjs: 'poly-decomp',
+            commonjs2: 'poly-decomp',
+            amd: 'poly-decomp',
+            root: 'decomp'
+        }
+    };
+
     return {
         entry: { [name]: entry },
         output: {
@@ -48,14 +57,7 @@ License ${pkg.license}${!minimize ? '\n\n' + license : ''}`;
                 __MATTER_VERSION__: JSON.stringify(!isDevServer ? version : '*'),
             })
         ],
-        externals: {
-            'poly-decomp': {
-                commonjs: 'poly-decomp',
-                commonjs2: 'poly-decomp',
-                amd: 'poly-decomp',
-                root: 'decomp'
-            }
-        },
+        externals,
         devServer: {
             contentBase: [
                 path.resolve(__dirname, './demo'),