added feature to use json files in cli #7 4d

packages/idea-transformer/src/Transformer.ts

@@ -25,8 +25,14 @@ export default class Transformer<T extends Record<string, unknown>> {
       if (!fs.existsSync(this.input)) {
         throw Exception.for('Input file %s does not exist', this.input);
       }
+      //read input file
+      const content = fs.readFileSync(this.input, 'utf8');
       //parse schema
-      const schema = parse(fs.readFileSync(this.input, 'utf8'));
+      const schema: SchemaConfig = path.extname(this.input) === '.json'
+      //parse directly
+      ? JSON.parse(content)
+      //parse as normal       
+      : parse(content);           
       //look for use
       if (Array.isArray(schema.use)) {
         schema.use.forEach((file: string) => {

packages/idea-transformer/tests/Terminal.test.ts

@@ -21,6 +21,17 @@ describe('Terminal Tests', () => {
     }
   }).timeout(20000);
 
+  it('Should run cli using json file', async () => {
+    const terminal = new Terminal(['transform', '-i', './schema.json'], { cwd });
+    expect(terminal.cwd).to.equal(cwd);
+    await terminal.run();
+    const out = path.join(cwd, 'out/enums.ts');
+    const exists = fs.existsSync(out);
+    expect(exists).to.be.true;
+    if (exists) {
+      fs.unlinkSync(out);
+    }
+  }).timeout(20000);
   /*
   * UNIT TEST TO COVER THE UNCOVERED LINES
   */