feat: add template functionality

Author: Moritz Schmitz von Hülst

index.js

@@ -16,13 +16,13 @@ async function verifyConditions(pluginConfig, context) {
     pluginConfig.changelogFile = defaultTo(pluginConfig.changelogFile, preparePlugin.changelogFile);
   }
 
-  await verifyChangelog(pluginConfig);
+  await verifyChangelog(pluginConfig, context);
   verified = true;
 }
 
 async function prepare(pluginConfig, context) {
   if (!verified) {
-    await verifyChangelog(pluginConfig);
+    await verifyChangelog(pluginConfig, context);
     verified = true;
   }
 

lib/prepare.js

@@ -2,9 +2,12 @@ const path = require('path');
 const {readFile, writeFile, ensureFile} = require('fs-extra');
 const resolveConfig = require('./resolve-config');
 
-module.exports = async (pluginConfig, {cwd, nextRelease: {notes}, logger}) => {
-  const {changelogFile, changelogTitle} = resolveConfig(pluginConfig);
+module.exports = async (pluginConfig, {cwd, stdout, stderr, logger, ...context}) => {
+  const {changelogFile, changelogTitle} = resolveConfig(pluginConfig, context);
   const changelogPath = path.resolve(cwd, changelogFile);
+  const {
+    nextRelease: {notes},
+  } = context;
 
   if (notes) {
     await ensureFile(changelogPath);

lib/resolve-config.js

@@ -1,6 +1,6 @@
-const {isNil} = require('lodash');
+const {isNil, template} = require('lodash');
 
-module.exports = ({changelogFile, changelogTitle}) => ({
-  changelogFile: isNil(changelogFile) ? 'CHANGELOG.md' : changelogFile,
+module.exports = ({changelogFile, changelogTitle}, context) => ({
+  changelogFile: isNil(changelogFile) ? 'CHANGELOG.md' : template(changelogFile)(context),
   changelogTitle,
 });

lib/verify.js

@@ -10,8 +10,8 @@ const VALIDATORS = {
   changelogTitle: isNonEmptyString,
 };
 
-module.exports = pluginConfig => {
-  const options = resolveConfig(pluginConfig);
+module.exports = (pluginConfig, {cwd, stdout, stderr, logger, ...context}) => {
+  const options = resolveConfig(pluginConfig, context);
 
   const errors = Object.entries(options).reduce(
     (errors, [option, value]) =>

test/integration.test.js

@@ -36,6 +36,24 @@ test.serial('Create new CHANGELOG.md', async t => {
   t.deepEqual(t.context.log.args[0], ['Create %s', changelogPath]);
 });
 
+test.serial('Create new changelog with template', async t => {
+  const cwd = tempy.directory();
+  const notes = 'Test release note';
+  const version = '1.2.3-development.0';
+  const changelogFile = `docs/CHANGELOG-\${nextRelease.version}.txt`;
+  const changelogPath = path.resolve(cwd, `docs/CHANGELOG-${version}.txt`);
+
+  await t.context.m.prepare(
+    {changelogFile},
+    {cwd, options: {}, nextRelease: {notes, version}, logger: t.context.logger}
+  );
+
+  // Verify the content of the CHANGELOG.md
+  t.is((await readFile(changelogPath)).toString(), `${notes}\n`);
+
+  t.deepEqual(t.context.log.args[0], ['Create %s', changelogPath]);
+});
+
 test.serial('Skip changelog update if the release is empty', async t => {
   const cwd = tempy.directory();
   const changelogFile = 'CHANGELOG.txt';
@@ -65,19 +83,3 @@ test.serial('Verify only on the fist call', async t => {
 
   t.deepEqual(t.context.log.args[0], ['Create %s', changelogPath]);
 });
-
-test('Throw SemanticReleaseError if prepare "changelogFile" option is not a string', async t => {
-  const cwd = tempy.directory();
-  const changelogFile = 42;
-  const errors = [
-    ...(await t.throwsAsync(
-      t.context.m.verifyConditions(
-        {},
-        {cwd, options: {prepare: ['@semantic-release/git', {path: '@semantic-release/changelog', changelogFile}]}}
-      )
-    )),
-  ];
-
-  t.is(errors[0].name, 'SemanticReleaseError');
-  t.is(errors[0].code, 'EINVALIDCHANGELOGFILE');
-});

test/prepare.test.js

@@ -90,3 +90,16 @@ test.serial('Create new changelog with title if specified', async t => {
 
   t.is((await readFile(changelogPath)).toString(), `${changelogTitle}\n\n${notes}\n`);
 });
+
+test('Create new changelog with template', async t => {
+  const cwd = tempy.directory();
+  const notes = 'Test release note';
+  const version = '1.2.3';
+  const changelogTitle = '# My Changelog Title';
+  const changelogFile = `HISTORY-\${nextRelease.version}.md`;
+  const changelogPath = path.resolve(cwd, `HISTORY-${version}.md`);
+
+  await prepare({changelogTitle, changelogFile}, {cwd, nextRelease: {notes, version}, logger: t.context.logger});
+
+  t.is((await readFile(changelogPath)).toString(), `${changelogTitle}\n\n${notes}\n`);
+});

test/verify.test.js

@@ -4,55 +4,47 @@ const verify = require('../lib/verify');
 test('Verify String "changelogFile" and "chagngelogTitle"', t => {
   const changelogFile = 'docs/changelog.txt';
   const changelogTitle = '# My title here';
-  t.notThrows(() => verify({changelogFile, changelogTitle}));
+  t.notThrows(() => verify({changelogFile, changelogTitle}, {}));
 });
 
 test('Verify undefined "changelogFile" and "chagngelogTitle"', t => {
-  t.notThrows(() => verify({}));
-});
-
-test('Throw SemanticReleaseError if "changelogFile" option is not a String', t => {
-  const changelogFile = 42;
-  const [error] = t.throws(() => verify({changelogFile}));
-
-  t.is(error.name, 'SemanticReleaseError');
-  t.is(error.code, 'EINVALIDCHANGELOGFILE');
+  t.notThrows(() => verify({}, {}));
 });
 
 test('Throw SemanticReleaseError if "changelogFile" option is an empty String', t => {
   const changelogFile = '';
-  const [error] = t.throws(() => verify({changelogFile}));
+  const [error] = t.throws(() => verify({changelogFile}, {}));
 
   t.is(error.name, 'SemanticReleaseError');
   t.is(error.code, 'EINVALIDCHANGELOGFILE');
 });
 
 test('Throw SemanticReleaseError if "changelogFile" option is a whitespace String', t => {
   const changelogFile = '  \n \r ';
-  const [error] = t.throws(() => verify({changelogFile}));
+  const [error] = t.throws(() => verify({changelogFile}, {}));
 
   t.is(error.name, 'SemanticReleaseError');
   t.is(error.code, 'EINVALIDCHANGELOGFILE');
 });
 
 test('Throw SemanticReleaseError if "changelogTitle" option is not a String', t => {
   const changelogTitle = 42;
-  const [error] = t.throws(() => verify({changelogTitle}));
+  const [error] = t.throws(() => verify({changelogTitle}, {}));
 
   t.is(error.name, 'SemanticReleaseError');
   t.is(error.code, 'EINVALIDCHANGELOGTITLE');
 });
 
 test('Throw SemanticReleaseError if "changelogTitle" option is an empty String', t => {
-  const [error] = t.throws(() => verify({changelogTitle: ''}));
+  const [error] = t.throws(() => verify({changelogTitle: ''}, {}));
 
   t.is(error.name, 'SemanticReleaseError');
   t.is(error.code, 'EINVALIDCHANGELOGTITLE');
 });
 
 test('Throw SemanticReleaseError if "changelogTitle" option is a whitespace String', t => {
   const changelogTitle = '  \n \r ';
-  const [error] = t.throws(() => verify({changelogTitle}));
+  const [error] = t.throws(() => verify({changelogTitle}, {}));
 
   t.is(error.name, 'SemanticReleaseError');
   t.is(error.code, 'EINVALIDCHANGELOGTITLE');