wip(runkit): define the predicate

Author: travi

src/project-type/lifter.js

@@ -7,7 +7,7 @@ function vcsRepositoryHostedOnGithub(vcs) {
   return vcs && 'github' === vcs.host;
 }
 
-export default async function ({projectRoot, packageDetails, vcs}) {
+export default async function liftProjectType({projectRoot, packageDetails, vcs}) {
   if (await isPackage({projectRoot, packageDetails})) return liftPackage({projectRoot, packageDetails});
   if (await isCli({projectRoot, packageDetails})) return liftCli({projectRoot, packageDetails});
 

src/runkit/index.js

@@ -1,2 +1,3 @@
 export {default as scaffold} from './scaffolder.js';
 export {default as remove} from './remover.js';
+export {default as test} from './tester.js';

src/runkit/tester.js

@@ -0,0 +1,3 @@
+export default function runkitIsConfigured({packageDetails}) {
+  return !!packageDetails.runkitExampleFilename;
+}

src/runkit/tester.test.js

@@ -0,0 +1,16 @@
+import {describe, expect, it} from 'vitest';
+import any from '@travi/any';
+
+import runkitIsConfigured from './tester.js';
+
+describe('runkit predicate', () => {
+  it('should return `true` if the `runkitExampleFilename` property exists in the `package.json`', async () => {
+    expect(
+      await runkitIsConfigured({packageDetails: {...any.simpleObject(), runkitExampleFilename: any.word()}})
+    ).toBe(true);
+  });
+
+  it('should return `false` if the `runkitExampleFilename` property does not exist in the `package.json`', async () => {
+    expect(await runkitIsConfigured({packageDetails: any.simpleObject()})).toBe(false);
+  });
+});