Merge pull request #4 from thomaseizinger/configurable-changelog-path

__tests__/getGenesisHash.test.ts

@@ -4,5 +4,5 @@ it("should return a hash", async function() {
   const hash = await getGenesisHash();
 
   expect(hash).toHaveLength(40);
-  expect(hash).toMatch(/[a-f0-9]+/) // must be valid hex
+  expect(hash).toMatch(/[a-f0-9]+/); // must be valid hex
 });

__tests__/getInputs.test.ts

@@ -42,3 +42,22 @@ test("can handle ISO8601 date", function() {
 
   expect(inputs).toHaveProperty("date", "2019-12-09");
 });
+
+test("changelog path is optional but has a default", function() {
+  const inputs = morph(getInputs, {
+    INPUT_VERSION: "0.6.0",
+    GITHUB_REPOSITORY: "foo/bar"
+  });
+
+  expect(inputs).toHaveProperty("changelogPath", "./CHANGELOG.md");
+});
+
+test("parse changelog path from input", function() {
+  const inputs = morph(getInputs, {
+    INPUT_VERSION: "0.6.0",
+    GITHUB_REPOSITORY: "foo/bar",
+    INPUT_CHANGELOGPATH: "./foo/bar/CHANGELOG.md"
+  });
+
+  expect(inputs).toHaveProperty("changelogPath", "./foo/bar/CHANGELOG.md");
+});

action.yml

@@ -11,6 +11,9 @@ inputs:
   date:
     description: 'The date of the release. Defaults to today at the execution time. Accepts any format that Date.parse will accept.'
     required: false
+  changelogPath:
+    description: 'The path to the changelog file. Defaults to `./CHANGELOG.md`'
+    required: false
 runs:
   using: 'node12'
   main: 'dist/index.js'

src/getGenesisHash.ts

@@ -18,7 +18,7 @@ export default async function getGenesisHash(): Promise<string> {
     throw new Error("unable to parse genesis hash from git");
   }
 
-  const lines = genesisHash.split("\n")
+  const lines = genesisHash.split("\n");
 
   return lines[1];
 }

src/getInputs.ts

@@ -6,6 +6,7 @@ interface Inputs {
   date: string;
   owner: string;
   repo: string;
+  changelogPath: string;
 }
 
 export default function getInputs(): Inputs {
@@ -14,6 +15,7 @@ export default function getInputs(): Inputs {
   const date = formatDate(
     dateInput ? new Date(Date.parse(dateInput)) : new Date()
   );
+  const changelogPath = getInput("changelogPath") || "./CHANGELOG.md";
   const githubRepository = process.env.GITHUB_REPOSITORY;
 
   if (!githubRepository) {
@@ -26,6 +28,7 @@ export default function getInputs(): Inputs {
     version,
     date,
     owner,
-    repo
+    repo,
+    changelogPath
   };
 }

src/updateChangelog.ts

@@ -1,9 +1,8 @@
 import unified, { Transformer } from "unified";
 import markdown from "remark-parse";
 import stringify from "remark-stringify";
-import vFile, { VFile } from "vfile";
+import { VFile } from "vfile";
 import { Node, Position } from "unist";
-import { version } from "punycode";
 
 type MarkdownRootNode = {
   type: "root";
@@ -81,7 +80,7 @@ function releaseTransformation({
 }: Options) {
   return transformer as Transformer;
 
-  function transformer(tree: MarkdownRootNode, file: VFile) {
+  function transformer(tree: MarkdownRootNode, _file: VFile) {
     const previousVersion = determinePreviousVersion(tree);
     convertUnreleasedSectionToNewRelease(tree, version, releaseDate);
     addEmptyUnreleasedSection(tree);
@@ -98,7 +97,7 @@ function determinePreviousVersion(tree: MarkdownRootNode): string | null {
     node => node.type === "heading" && node.depth === 2
   );
 
-  let previousRelease = versions[1] as HeadingNode | undefined;
+  const previousRelease = versions[1] as HeadingNode | undefined;
 
   if (!previousRelease) {
     return null;
@@ -171,7 +170,7 @@ function convertUnreleasedSectionToNewRelease(
     },
     {
       type: "text",
-      value: value
+      value
     }
   ];