First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>

client/node_modules/chevrotain/diagrams/src/diagrams_serializer.js

@@ -0,0 +1,20 @@
+/**
+ * @param {string} targetFilePath - The path and file name to serialize to.
+ * @param {string} varName - The name of the global variable to expose the serialized contents/
+ * @param {chevrotain.Parser} parserInstance - A parser instance whose grammar will be serialized.
+ */
+function serializeGrammarToFile(targetFilePath, varName, parserInstance) {
+  var fs = require("fs");
+  var serializedGrammar = parserInstance.getSerializedGastProductions();
+  var serializedGrammarText = JSON.stringify(serializedGrammar, null, "\t");
+
+  // generated a JavaScript file which exports the serialized grammar on the global scope (Window)
+  fs.writeFileSync(
+    targetFilePath,
+    "var " + varName + " = " + serializedGrammarText,
+  );
+}
+
+module.exports = {
+  serializeGrammarToFile: serializeGrammarToFile,
+};