fix: avoid excessive help text #606 (#637)

* fix: avoid excessive help text #606

* fix: avoid summary for success cases

* test: adapt test to new report formatting

* fix: distribute newlines appropriately

* docs: document new flags

* style: reexport default directly

* fix: remove typo

@commitlint/cli/src/cli.js

@@ -89,6 +89,11 @@ const flags = {
 		alias: 'v',
 		type: 'boolean',
 		description: 'display version information'
+	},
+	verbose: {
+		alias: 'V',
+		type: 'boolean',
+		description: 'enable verbose output for reports without problems'
 	}
 };
 
@@ -204,9 +209,14 @@ async function main(options) {
 		}
 	);
 
-	const output = format(report, {color: flags.color});
+	const output = format(report, {
+		color: flags.color,
+		verbose: flags.verbose,
+		helpUrl:
+			'https://github.com/conventional-changelog/commitlint/#what-is-commitlint'
+	});
 
-	if (!flags.quiet) {
+	if (!flags.quiet && output !== '') {
 		console.log(output);
 	}
 

@commitlint/cli/src/cli.test.js

@@ -32,20 +32,45 @@ test('should reprint input from stdin', async t => {
 	t.true(actual.stdout.includes('foo: bar'));
 });
 
-test('should produce no success output with --quiet flag', async t => {
+test('should produce success output with --verbose flag', async t => {
+	const cwd = await git.bootstrap('fixtures/default');
+	const actual = await cli(['--verbose'], {cwd})('type: bar');
+	t.true(actual.stdout.includes('0 problems, 0 warnings'));
+	t.is(actual.stderr, '');
+});
+
+test('should produce no output with --quiet flag', async t => {
 	const cwd = await git.bootstrap('fixtures/default');
 	const actual = await cli(['--quiet'], {cwd})('foo: bar');
 	t.is(actual.stdout, '');
 	t.is(actual.stderr, '');
 });
 
-test('should produce no success output with -q flag', async t => {
+test('should produce no output with -q flag', async t => {
 	const cwd = await git.bootstrap('fixtures/default');
 	const actual = await cli(['-q'], {cwd})('foo: bar');
 	t.is(actual.stdout, '');
 	t.is(actual.stderr, '');
 });
 
+test('should produce help for empty config', async t => {
+	const cwd = await git.bootstrap('fixtures/empty');
+	const actual = await cli([], {cwd})('foo: bar');
+	t.true(actual.stdout.includes('Please add rules'));
+	t.is(actual.code, 1);
+});
+
+test('should produce help for problems', async t => {
+	const cwd = await git.bootstrap('fixtures/default');
+	const actual = await cli([], {cwd})('foo: bar');
+	t.true(
+		actual.stdout.includes(
+			'Get help: https://github.com/conventional-changelog/commitlint/#what-is-commitlint'
+		)
+	);
+	t.is(actual.code, 1);
+});
+
 test('should fail for input from stdin without rules', async t => {
 	const cwd = await git.bootstrap('fixtures/empty');
 	const actual = await cli([], {cwd})('foo: bar');
@@ -259,13 +284,13 @@ test('should print full commit message when input from stdin fails', async t =>
 	t.is(actual.code, 1);
 });
 
-test('should not print full commit message when input succeeds', async t => {
+test('should not print commit message fully or partially when input succeeds', async t => {
 	const cwd = await git.bootstrap('fixtures/default');
 	const message = 'type: bar\n\nFoo bar bizz buzz.\n\nCloses #123.';
 	const actual = await cli([], {cwd})(message);
 
 	t.false(actual.stdout.includes(message));
-	t.true(actual.stdout.includes(message.split('\n')[0]));
+	t.false(actual.stdout.includes(message.split('\n')[0]));
 	t.is(actual.code, 0);
 });
 

@commitlint/format/index.d.ts

@@ -0,0 +1 @@
+export * from "./lib";

@commitlint/format/index.js

@@ -0,0 +1 @@
+module.exports = require('./lib');

@commitlint/format/jest.config.js

@@ -0,0 +1,4 @@
+module.exports = {
+	preset: 'ts-jest',
+	testEnvironment: 'node'
+};

@commitlint/format/package.json

@@ -7,32 +7,13 @@
     "lib/"
   ],
   "scripts": {
-    "build": "cross-env NODE_ENV=production babel src --out-dir lib  --source-maps",
+    "build": "tsc",
     "clean": "npx rimraf lib",
     "deps": "dep-check",
     "pkg": "pkg-check --skip-import",
-    "start": "concurrently \"ava -c 4 --verbose --watch\" \"yarn run watch\"",
-    "test": "ava -c 4 --verbose",
-    "watch": "babel src --out-dir lib --watch --source-maps"
-  },
-  "ava": {
-    "files": [
-      "src/**/*.test.js",
-      "!lib/**/*"
-    ],
-    "source": [
-      "src/**/*.js",
-      "!lib/**/*"
-    ],
-    "babel": "inherit",
-    "require": [
-      "babel-register"
-    ]
-  },
-  "babel": {
-    "presets": [
-      "babel-preset-commitlint"
-    ]
+    "start": "concurrently \"yarn test --watchAll\" \"yarn run watch\"",
+    "test": "jest",
+    "watch": "tsc -w"
   },
   "engines": {
     "node": ">=4"
@@ -59,17 +40,16 @@
   "devDependencies": {
     "@commitlint/test": "7.5.0",
     "@commitlint/utils": "^7.5.0",
-    "ava": "0.22.0",
-    "babel-cli": "6.26.0",
-    "babel-preset-commitlint": "^7.5.0",
-    "babel-register": "6.26.0",
+    "@types/jest": "^24.0.12",
+    "@types/lodash": "^4.14.123",
     "concurrently": "3.5.1",
     "cross-env": "5.1.1",
-    "lodash": "4.17.11",
-    "rimraf": "2.6.1"
+    "jest": "^24.7.1",
+    "rimraf": "2.6.1",
+    "ts-jest": "^24.0.2",
+    "typescript": "^3.4.5"
   },
   "dependencies": {
-    "babel-runtime": "^6.23.0",
     "chalk": "^2.0.1"
   }
 }