Initial commit

2017-06-08 01:44:09 +05:30 · 2017-06-08 01:44:09 +05:30 · 447a5403e7
commit 447a5403e7
7 changed files with 291 additions and 0 deletions
--- a/.editorconfig
+++ b/.editorconfig
@ -0,0 +1,9 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1 @@
+node_modules/
--- a/index.js
+++ b/index.js
--- a/package-lock.json
+++ b/package-lock.json
@ -0,0 +1,211 @@
+{
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+}
--- a/package.json
+++ b/package.json
@ -0,0 +1,15 @@
+{
+  "name": "youtube-ripper",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "Nemo <me@captnemo.in>",
+  "license": "MIT",
+  "devDependencies": {
+    "mocha": "^3.4.2"
+  }
+}
--- a/parser.js
+++ b/parser.js
@ -0,0 +1,37 @@
+const TS_REGEX = /((\d{1,2}:)?\d{1,2}:\d{1,2})/;
+
+var filterTimestamp = function(line) {
+  return TS_REGEX.test(line);
+};
+
+var parseTimeStamp = function(line) {
+  let matches = line.match(TS_REGEX);
+  return {
+    timestamp: matches[0],
+    text: matches.input,
+  };
+};
+
+var parseTitle = function(obj) {
+  let i = obj.text.indexOf(obj.timestamp);
+  // See to the left of i and right of i
+  let left = obj.text.substr(0, i);
+  let right = obj.text.substr(i + obj.timestamp.length);
+
+  // Ties break in favor of right, right?
+  let title = left.length > right.length ? left : right;
+
+  title = title.trim();
+
+  return Object.assign({ title: title }, obj);
+};
+
+module.exports = {
+  parse: function(text) {
+    return text
+      .split('\n')
+      .filter(filterTimestamp)
+      .map(parseTimeStamp)
+      .map(parseTitle);
+  },
+};
--- a/test/parser_test.js
+++ b/test/parser_test.js
@ -0,0 +1,18 @@
+var assert = require('assert');
+var parser = require('../parser');
+
+const TEXT = `
+00:40 Hello World
+12:23 This is not the end
+Something else in the middle
+1:23:11 Not the last song
+`;
+
+describe('Parser', function() {
+  describe('parser', function() {
+    it('should find all timestamps', function() {
+      console.log(parser.parse(TEXT));
+      assert.equal(parser.parse(TEXT).length, 3);
+    });
+  });
+});