fix: support changelog-presets using async factory funcs

 - new 7.x.x versions of conventional changelog presets use async
   factory functions createPreset (see conventional-changelog/conventional-changelog#1045)

libs/core/src/lib/conventional-commits/__fixtures__/fixed/scripts/local-preset-async.js

@@ -0,0 +1,20 @@
+"use strict";
+
+// https://github.com/conventional-changelog/conventional-changelog/blob/b516084ef6a725197f148236c0ddbfae7ffe3e6f/packages/conventional-changelog-angular/conventional-recommended-bump.js
+const parserOpts = require("./parser-opts");
+const writerOpts = require("./writer-opts");
+const whatBump = require("./what-bump");
+
+async function createPreset(config) {
+  return {
+    conventionalChangelog: {
+      parserOpts,
+      writerOpts,
+    },
+    recommendedBumpOpts: {
+      parserOpts,
+      whatBump,
+    },
+  };
+}
+module.exports = createPreset;

libs/core/src/lib/conventional-commits/get-changelog-config.ts

@@ -7,7 +7,10 @@ import { ChangelogPresetConfig } from "./constants";
 const cfgCache = new Map();
 
 function isFunction(config: any) {
-  return Object.prototype.toString.call(config) === "[object Function]";
+  return (
+    Object.prototype.toString.call(config) === "[object Function]" ||
+    Object.prototype.toString.call(config) === "[object AsyncFunction]"
+  );
 }
 
 function resolveConfigPromise(presetPackageName: string, presetConfig: object) {

libs/core/src/lib/conventional-commits/index.spec.ts

@@ -267,6 +267,21 @@ describe("conventional-commits", () => {
       expect(bump).toBe("1.1.0");
     });
 
+    it("supports async function presets", async () => {
+      const cwd = await initFixture("fixed");
+      const [pkg1] = await getPackages(cwd);
+
+      // make a change in package-1
+      await pkg1.set("changed", 1).serialize();
+      await gitAdd(cwd, pkg1.manifestLocation);
+      await gitCommit(cwd, "feat: changed 1");
+
+      const bump = await recommendVersion(pkg1, "fixed", {
+        changelogPreset: "./scripts/local-preset-async.js",
+      });
+      expect(bump).toBe("1.1.0");
+    });
+
     it("supports custom tagPrefix in fixed mode", async () => {
       const cwd = await initFixture("fixed");