Implement a bit of XML SAX parser

Author: Maarten

package.json

@@ -9,6 +9,8 @@
   "private": true,
   "license": "MIT",
   "dependencies": {
+    "@types/sax": "0.0.28",
+    "sax": "^1.2.1"
   },
   "devDependencies": {
     "@types/chai": "^3.4.34",

src/stemmer/StemmerParser.ts

@@ -0,0 +1,49 @@
+import {createStream} from "sax";
+
+
+const strict = true; // set to false for html-mode
+// const parser = p(strict, {});
+//
+// parser.onerror = function (ignored) {
+//     // an error happened.
+// };
+// parser.ontext = function (text) {
+//     console.log(text);
+// };
+// parser.onopentag = function (node) {
+//     // opened a tag.  node has "name" and "attributes"
+//     console.log(node);
+// };
+// parser.onattribute = function (attr) {
+//     // an attribute.  attr has "name" and "value"
+//     console.log(attr);
+// };
+// parser.onend = function () {
+//     // parser stream is done, and ready to have more stuff written to it.
+// };
+
+// stream usage
+// takes the same options as the parser
+const parseStream = createStream(strict, {});
+
+parseStream.on("error", function (e: any) {
+    // unhandled errors will throw, since this is a proper node
+    // event emitter.
+    console.error("error!", e);
+    // clear the error
+    this._parser.error = undefined;
+    this._parser.resume();
+});
+parseStream.on("text", function (t: any) {
+    console.log(t);
+});
+parseStream.on("attribute", function (t: any) {
+    console.log(t);
+});
+
+parseStream.on("opentag", function (tag: any) {
+    // same object as above
+    console.log(tag);
+});
+
+export default parseStream;

test/stemmer/Stemmer.spec.ts

@@ -1,8 +1,13 @@
+import {createReadStream, createWriteStream} from "fs";
+import parseStream from "../../src/stemmer/StemmerParser";
+
 describe("Stemmer", () => {
-    it("should load", () => {
-        // FIXME: Work around https://code.google.com/p/android/issues/detail?id=64887 using an absolute path.
-        // FileInputStream stream = new FileInputStream("D:/Users/Jeroen/AndroidstudioProjects/DictionaryApp/stemmer/src/test/resources/ph/bohol/util/stemmer/stemmerTest.xml");
-        //
+    it("should load", (done) => {
+        createReadStream("test/stemmerTest.xml")
+            .pipe(parseStream)
+            .pipe(createWriteStream("file-copy.xml"))
+            .on("close", () => done());
+
         // StemmerParser parser = new StemmerParser();
         // Stemmer stemmer = parser.parse(stream);
         //
@@ -29,7 +34,7 @@ describe("Stemmer", () => {
     // public final void testLargeLoad() throws FileNotFoundException {
     //
     //     // FIXME: Work around https://code.google.com/p/android/issues/detail?id=64887 using an absolute path.
-    //     FileInputStream stream = new FileInputStream("D:/Users/Jeroen/AndroidstudioProjects/DictionaryApp/stemmer/src/test/resources/ph/bohol/util/stemmer/stemmerLargeTest.xml");
+    //     FileInputStream stream = new FileInputStream("stemmerLargeTest.xml");
     //
     //     StemmerParser parser = new StemmerParser();
     //     Stemmer stemmer = parser.parse(stream);