feat: initial adaption

Author: samchungy

package.json

@@ -39,8 +39,8 @@
     "url": "https://github.com/seek-oss/skuba.git"
   },
   "devDependencies": {
-    "@changesets/cli": "2.18.0",
     "@changesets/get-github-info": "0.5.0",
+    "@changesets/types": "4.0.1",
     "@types/concurrently": "6.3.0",
     "@types/ejs": "3.1.0",
     "@types/express": "4.17.13",
@@ -59,6 +59,10 @@
     "type-fest": "2.5.2"
   },
   "dependencies": {
+    "@changesets/cli": "^2.18.0",
+    "@changesets/pre": "^1.0.7",
+    "@changesets/read": "^0.5.1",
+    "@manypkg/get-packages": "^1.1.3",
     "@octokit/rest": "^18.12.0",
     "@octokit/types": "^6.34.0",
     "@types/jest": "^27.0.1",
@@ -79,13 +83,16 @@
     "jest": "^27.1.0",
     "latest-version": "^5.1.0",
     "lodash.mergewith": "^4.6.2",
+    "mdast-util-to-string": "^3.1.0",
     "module-alias": "^2.2.2",
     "normalize-package-data": "^3.0.0",
     "npm-run-path": "^4.0.1",
     "npm-which": "^3.0.1",
     "picomatch": "^2.2.2",
     "prettier": "~2.4.1",
     "read-pkg-up": "^7.0.1",
+    "remark-parse": "^10.0.0",
+    "remark-stringify": "^10.0.1",
     "runtypes": "^6.0.0",
     "semantic-release": "^17.4.7",
     "serialize-error": "^8.0.1",
@@ -95,7 +102,8 @@
     "ts-node": "^9.1.1",
     "ts-node-dev": "^1.1.8",
     "tsconfig-seek": "1.0.2",
-    "typescript": "~4.4.4"
+    "typescript": "~4.4.4",
+    "unified": "^10.1.0"
   },
   "peerDependencies": {
     "skuba-dive": "1"

src/cli/changeset/changeset.ts

@@ -0,0 +1,3 @@
+export const changeset = () => {
+  const argv = process.argv.slice(2);
+};

src/cli/changeset/gitUtils.ts

@@ -0,0 +1,69 @@
+// Adapted from https://github.com/changesets/action/blob/21240c3cd1d2efa2672d64e0235a03cf139b83e6/src/utils.ts
+
+import { exec } from 'utils/exec';
+
+import { execWithOutput } from './utils';
+
+const getBotName = () => 'buildkite';
+
+export const setupUser = async () => {
+  await exec('git', ...['config', '--global', 'user.name', getBotName()]);
+  await exec(
+    'git',
+    ...[
+      'config',
+      '--global',
+      'user.email',
+      `${getBotName()}@users.noreply.github.com`,
+    ],
+  );
+};
+
+export const pullBranch = async (branch: string) => {
+  await exec('git', ...['pull', 'origin', branch]);
+};
+
+export const push = async (
+  branch: string,
+  { force }: { force?: boolean } = {},
+) => {
+  await exec(
+    'git',
+    ...['push', 'origin', `HEAD:${branch}`, force && '--force'].filter<string>(
+      Boolean as any,
+    ),
+  );
+};
+
+export const pushTags = async () => {
+  await exec('git', ...['push', 'origin', '--tags']);
+};
+
+export const switchToMaybeExistingBranch = async (branch: string) => {
+  const { stderr } = await execWithOutput('git', ['checkout', branch], {
+    ignoreReturnCode: true,
+  });
+  const isCreatingBranch = !(stderr as Error)
+    .toString()
+    .includes(`Switched to a new branch '${branch}'`);
+  if (isCreatingBranch) {
+    await exec('git', ...['checkout', '-b', branch]);
+  }
+};
+
+export const reset = async (
+  pathSpec: string,
+  mode: 'hard' | 'soft' | 'mixed' = 'hard',
+) => {
+  await exec('git', ...['reset', `--${mode}`, pathSpec]);
+};
+
+export const commitAll = async (message: string) => {
+  await exec('git', ...['add', '.']);
+  await exec('git', ...['commit', '-m', message]);
+};
+
+export const checkIfClean = async (): Promise<boolean> => {
+  const { stdout } = await execWithOutput('git', ['status', '--porcelain']);
+  return !(stdout as Array<unknown>).length;
+};

src/cli/changeset/readChangesetState.ts

@@ -0,0 +1,29 @@
+// Adapted from https://github.com/changesets/action/blob/21240c3cd1d2efa2672d64e0235a03cf139b83e6/src/readChangesetState.ts
+
+import { readPreState } from '@changesets/pre';
+import readChangesets from '@changesets/read';
+import type { NewChangeset, PreState } from '@changesets/types';
+
+export type ChangesetState = {
+  preState: PreState | undefined;
+  changesets: NewChangeset[];
+};
+
+export default async function readChangesetState(
+  cwd: string = process.cwd(),
+): Promise<ChangesetState> {
+  const preState = await readPreState(cwd);
+  const isInPreMode = preState !== undefined && preState.mode === 'pre';
+
+  let changesets = await readChangesets(cwd);
+
+  if (isInPreMode) {
+    const changesetsToFilter = new Set(preState.changesets);
+    changesets = changesets.filter((x) => !changesetsToFilter.has(x.id));
+  }
+
+  return {
+    preState: isInPreMode ? preState : undefined,
+    changesets,
+  };
+}