fix: use @types/git-raw-commits

Author: marionebl

@commitlint/read/package.json

@@ -2,8 +2,8 @@
   "name": "@commitlint/read",
   "version": "8.1.0",
   "description": "Read commit messages from a specified range or last edit",
-  "main": "lib/index.js",
-  "types": "lib/index.d.ts",
+  "main": "lib/read.js",
+  "types": "lib/read.d.ts",
   "files": [
     "lib/"
   ],
@@ -41,15 +41,11 @@
   "devDependencies": {
     "@commitlint/test": "8.0.0",
     "@commitlint/utils": "^8.1.0",
-    "babel-cli": "6.26.0",
-    "babel-preset-commitlint": "^8.0.0",
-    "babel-register": "6.26.0",
-    "execa": "2.0.4"
+    "@types/git-raw-commits": "^2.0.0"
   },
   "dependencies": {
     "@commitlint/top-level": "^8.1.0",
     "@marionebl/sander": "^0.6.0",
-    "babel-runtime": "^6.23.0",
     "git-raw-commits": "^1.3.0"
   }
 }

@commitlint/read/src/get-edit-commit.ts

@@ -0,0 +1,18 @@
+import toplevel from '@commitlint/top-level';
+
+// Get recently edited commit message
+export async function getEditCommit(
+	cwd?: string,
+	edit?: boolean | string
+): Promise<string[]> {
+	const top = await toplevel(cwd);
+
+	if (typeof top !== 'string') {
+		throw new TypeError(`Could not find git root from ${cwd}`);
+	}
+
+	const editFilePath = await getEditFilePath(top, edit);
+
+	const editFile: Buffer = await sander.readFile(editFilePath);
+	return [`${editFile.toString('utf-8')}\n`];
+}

@commitlint/read/src/get-edit-file-path.ts

@@ -0,0 +1,29 @@
+import path from 'path';
+import {Stats} from 'fs';
+
+const sander = require('@marionebl/sander');
+
+// Get path to recently edited commit message file
+export async function getEditFilePath(
+	top: string,
+	edit?: boolean | string
+): Promise<string> {
+	let editFilePath: string;
+	if (typeof edit === 'string') {
+		editFilePath = path.resolve(top, edit);
+	} else {
+		const dotgitPath = path.join(top, '.git');
+		const dotgitStats: Stats = sander.lstatSync(dotgitPath);
+		if (dotgitStats.isDirectory()) {
+			editFilePath = path.join(top, '.git/COMMIT_EDITMSG');
+		} else {
+			const gitFile: string = await sander.readFile(dotgitPath, {
+				encoding: 'utf-8'
+			});
+			const relativeGitPath = gitFile.replace('gitdir: ', '').replace('\n', '');
+			editFilePath = path.resolve(top, relativeGitPath, 'COMMIT_EDITMSG');
+		}
+	}
+
+	return editFilePath;
+}

@commitlint/read/src/get-history-commits.ts

@@ -0,0 +1,10 @@
+import gitRawCommits from 'git-raw-commits';
+import {streamToPromise} from './stream-to-promise';
+
+// Get commit messages from history
+export async function getHistoryCommits(
+	options: {from?: string; to?: string},
+	opts: {cwd?: string} = {}
+): Promise<string[]> {
+	return streamToPromise(gitRawCommits(options, {cwd: opts.cwd}));
+}

@commitlint/read/src/index.ts

@@ -3,7 +3,7 @@ import execa from 'execa';
 const {git} = require('@commitlint/test');
 const sander = require('@marionebl/sander');
 
-import read from '.';
+import read from './read';
 
 test('get edit commit message specified by the `edit` flag', async () => {
 	const cwd: string = await git.bootstrap();

@commitlint/read/src/index.test.ts renamed to @commitlint/read/src/read.test.ts

@@ -0,0 +1,20 @@
+import { getHistoryCommits } from './get-history-commits';
+import { getEditCommit } from './get-edit-commit';
+
+interface GetCommitMessageOptions {
+	cwd?: string;
+	from?: string;
+	to?: string;
+	edit?: boolean | string;
+}
+
+// Get commit messages
+export default async function getCommitMessages(settings: GetCommitMessageOptions): Promise<string[]> {
+	const {cwd, from, to, edit} = settings;
+
+	if (edit) {
+		return getEditCommit(cwd, edit);
+	}
+
+	return getHistoryCommits({from, to}, {cwd});
+}

@commitlint/read/src/read.ts

@@ -0,0 +1,11 @@
+import { Readable } from 'stream';
+
+export function streamToPromise(stream: Readable): Promise<string[]> {
+	const data: string[] = [];
+	return new Promise((resolve, reject) => (
+		stream
+			.on('data', chunk => data.push(chunk.toString('utf-8')))
+			.on('error', reject)
+			.on('end', () => resolve(data))
+	));
+}

@commitlint/read/src/stream-to-promise.ts

@@ -11,5 +11,8 @@
 	"exclude": [
 		"./src/**/*.test.ts",
 		"./lib/**/*"
+	],
+	"references": [
+		{ "path": "../top-level" }
 	]
 }