Create Gruntfile.js

Gruntfile.js

@@ -0,0 +1,101 @@
+var path = require("path"),
+    fs = require("fs"),
+    parentFolderName = path.basename(path.resolve('..')),
+    mxClientContent,
+    deps;
+
+// To get the dependencies for the project, read the filenames by matching
+// mxClient.include([...]) in mxClient.js. This is not perfect, but the list is
+// required in mxClient.js for compatibility.
+mxClientContent = fs.readFileSync(
+  path.join(__dirname, "./javascript/src/js/mxClient.js"),
+  "utf8"
+);
+deps = mxClientContent.match(/mxClient\.include\([^"']+["'](.*?)["']/gi).map(function (str) {
+  return "." + str.match(/mxClient\.include\([^"']+["'](.*?)["']/)[1];
+});
+deps = ["./js/mxClient.js"].concat(deps.slice(0));
+
+module.exports = function (grunt) {
+  grunt.initConfig({
+    copy: {
+      main: {
+        files: [{
+          expand: true,
+          cwd: "./javascript/src",
+          src: deps,
+          dest: "./javascript/dist"
+        }],
+        options: {
+          // After each module, add the object to the '__mxOutput' namespace
+          // E.g. __mxOutput.mxLog, etc.
+          process: function (content, srcpath) {
+            var afterContent = "",
+                moduleName = path.basename(srcpath, ".js");
+
+            afterContent += "\n__mxOutput." + path.basename(srcpath, ".js") +
+              " = typeof " + moduleName + " !== 'undefined' ? " + moduleName + " : undefined;\n";
+
+            return content + afterContent;
+          }
+        }
+      }
+    },
+    concat: {
+      dist: {
+        src: deps.map(function (dep) {
+          return path.join("./javascript/dist", dep);
+        }),
+        dest: './javascript/dist/build.js'
+      },
+      options: {
+        banner: "(function (root, factory) {\n" +
+          "if (typeof define === 'function' && define.amd) {\n" +
+          "define([], factory);\n" +
+          "} else if (typeof module === 'object' && module.exports) {\n" +
+          "module.exports = factory();\n" +
+          "} else {\n" +
+          "root.mxgraph = factory();\n" +
+          "}\n" +
+          "}(this, function () {\n" +
+          "return function (opts) {\n" +
+          // Opts will be passed into this function, expand them out as if
+          // they were globals so they can get picked up by the logic in
+          // mxClient.js.
+          "for (var name in opts) { this[name] = opts[name]; }\n" +
+          "var __mxOutput = {};\n",
+        footer: "return __mxOutput;\n" +
+          "};\n" +
+          "}));"
+      }
+    },
+    webpack: {
+      examples: {
+        entry: "./javascript/examples/webpack/src/anchors.js",
+        output: {
+          path: "javascript/examples/webpack/dist",
+          filename: "anchors.js"
+        }
+      }
+    },
+    watch: {
+      javascripts: {
+        files: "javascript/src/**/*.js",
+        tasks: ["umdify"],
+        options: {
+          interrupt: true
+        }
+      }
+    },
+  });
+
+  require(parentFolderName === "node_modules" ? "load-grunt-parent-tasks" : "load-grunt-tasks")(grunt);
+  grunt.registerTask("default", [
+    "copy",
+    "concat",
+    "webpack"
+  ]);
+  grunt.registerTask("build", [
+    "default"
+  ]);
+};