feat: migrate git (#78)

1 files changed, 105 insertions, 0 deletions

diff --git a/src/git.ts b/src/git.ts
new file mode 100644
index 00000000..366e819e
--- /dev/null
+++ b/src/git.ts
@@ -0,0 +1,105 @@
+import type { Faker } from '.';
+
+export class Git {
+  private hexChars = [
+    '0',
+    '1',
+    '2',
+    '3',
+    '4',
+    '5',
+    '6',
+    '7',
+    '8',
+    '9',
+    'a',
+    'b',
+    'c',
+    'd',
+    'e',
+    'f',
+  ];
+
+  constructor(private readonly faker: Faker) {
+    // Bind `this` so namespaced is working correctly
+    for (const name of Object.getOwnPropertyNames(Git.prototype)) {
+      if (name === 'constructor' || typeof this[name] !== 'function') {
+        continue;
+      }
+      this[name] = this[name].bind(this);
+    }
+  }
+
+  /**
+   * branch
+   *
+   * @method faker.git.branch
+   */
+  branch(): string {
+    const noun = this.faker.hacker.noun().replace(' ', '-');
+    const verb = this.faker.hacker.verb().replace(' ', '-');
+    return noun + '-' + verb;
+  }
+
+  /**
+   * commitEntry
+   *
+   * @method faker.git.commitEntry
+   * @param options
+   */
+  commitEntry(options: { merge?: boolean } = {}): string {
+    // TODO @Shinigami92 2022-01-11: We may want to make it configurable to use just `\n` instead of `\r\n`
+    let entry = 'commit {{git.commitSha}}\r\n';
+
+    if (options.merge || this.faker.datatype.number({ min: 0, max: 4 }) === 0) {
+      entry += 'Merge: {{git.shortSha}} {{git.shortSha}}\r\n';
+    }
+
+    entry +=
+      'Author: {{name.firstName}} {{name.lastName}} <{{internet.email}}>\r\n';
+    entry += 'Date: ' + this.faker.date.recent().toString() + '\r\n';
+    entry += '\r\n\xa0\xa0\xa0\xa0{{git.commitMessage}}\r\n';
+
+    return this.faker.fake(entry);
+  }
+
+  /**
+   * commitMessage
+   *
+   * @method faker.git.commitMessage
+   */
+  commitMessage(): string {
+    const format = '{{hacker.verb}} {{hacker.adjective}} {{hacker.noun}}';
+    return this.faker.fake(format);
+  }
+
+  /**
+   * commitSha
+   *
+   * @method faker.git.commitSha
+   */
+  commitSha(): string {
+    let commit = '';
+
+    for (let i = 0; i < 40; i++) {
+      commit += this.faker.random.arrayElement(this.hexChars);
+    }
+
+    return commit;
+  }
+
+  /**
+   * shortSha
+   *
+   * @method faker.git.shortSha
+   */
+  shortSha(): string {
+    let shortSha = '';
+
+    for (let i = 0; i < 7; i++) {
+      shortSha += this.faker.random.arrayElement(this.hexChars);
+    }
+
+    return shortSha;
+  }
+}