feat: 新增 varString

Author: cloudcome

src/utils/string.ts

@@ -36,3 +36,7 @@ export function findOrigin(source: string, relation: Map<string, string>) {
 
   return origin;
 }
+
+export function varString(string: string): string {
+  return string.replace(/\{[^}]+\}/g, ($0) => `$${$0}`);
+}

test/utils/string.test.ts

@@ -1,4 +1,4 @@
-import { buildName, findOrigin, RefInfo, refToType } from '../../src/utils/string';
+import { buildName, findOrigin, RefInfo, refToType, varString } from '../../src/utils/string';
 
 test('buildName', () => {
   expect(buildName('!')).toEqual('unnamed');
@@ -42,3 +42,9 @@ test('findOrigin', () => {
   expect(findOrigin('x', relation)).toBe('y');
   expect(findOrigin('y', relation)).toBe('y');
 });
+
+test('varString', () => {
+  expect(varString('/a/b')).toEqual('/a/b');
+  expect(varString('/a/b/{cc}')).toEqual('/a/b/${cc}');
+  expect(varString('/a/b/{cc}/dd/{ee}')).toEqual('/a/b/${cc}/dd/${ee}');
+});