ZETA-7634: Allow for json codemorph to use strings in addition to objects

src/rz/json/edit-json/edit-json.spec.ts

@@ -2,16 +2,27 @@ import { readFileSync } from 'fs';
 import { EditJson } from './../interfaces/json-morph.interface';
 import { editJson, addJsonKeyValue } from './edit-json';
 describe('editJson', () => {
-  it('should edit json and return value', () => {
-    const mockJson = readFileSync('src/rz/json/snapshots/project.json.snap').toString();
+  it('should modify nested json and return a string value', () => {
+    const mockJson = {
+      "scripts": {
+        "build": "ng build",
+        "test": "hello"
+      }
+    };
+    const stringifiedMockJson = JSON.stringify(mockJson);
 
     const mockEditJson: EditJson = {
       nodeType: 'editJson',
-      valueToModify: '/targets/build/configurations/production/fileReplacements',
-      codeBlock: '[{replace: "libs/common/environments/src/lib/environment.ts", with: "libs/common/environments/src/lib/environment.prod.ts"}]'
+      valueToModify: '/scripts/build',
+      codeBlock: "nx build:two"
     }
-    const modifiedJson = editJson(mockEditJson, mockJson);
-    const expected = JSON.parse(readFileSync('src/rz/json/snapshots/project-output.json.snap').toString());
+    const modifiedJson = editJson(mockEditJson, stringifiedMockJson);
+    const expected = {
+      scripts: {
+        build: "nx build:two",
+        test: "hello"
+      }
+    };
 
     expect(modifiedJson).toEqual(expected);
   });

src/rz/json/edit-json/edit-json.ts

@@ -3,7 +3,7 @@ import { JSONPath } from 'jsonpath-plus';
 import * as pointer from 'json-pointer';
 
 export function editJson(editJson: EditJson, json: string): any {
-  const codeBlock = eval(editJson.codeBlock);
+  const codeBlock = parseJsonOrString(editJson.codeBlock);
   json = JSON.parse(json);
   //2. Set value
   pointer.set(json as any, editJson.valueToModify, codeBlock);
@@ -12,6 +12,19 @@ export function editJson(editJson: EditJson, json: string): any {
   return json;
 }
 
+function parseJsonOrString(input: string): string | object {
+  try {
+    const parsedJson = JSON.parse(input);
+    if (typeof parsedJson === 'object' && parsedJson !== null) {
+      return parsedJson;
+    }
+  } catch (error) {
+    return input;
+  }
+
+  return input;
+}
+
 export function addJsonKeyValue(editJson: EditJson, json: string): any {
   const codeBlock = typeof editJson.codeBlock === 'string' ?  JSON.parse((editJson.codeBlock)) : editJson.codeBlock;
   json = JSON.parse(json);