fix: escaping of \{\{2\}\} did not work (#244)

CHANGELOG.md

@@ -1,3 +1,9 @@
+## [unreleased]
+
+### Fix
+
+- escaping of `\{\{2\}\}` did not work (#244)
+
 ## [6.10.0] (2023-11-13)
 
 ### Feature

src/plugins/core/replacer/escapeVariableReplacer.spec.ts

@@ -0,0 +1,21 @@
+import * as models from '../../../models';
+import { escapeVariableInterceptor } from './escapeVariableReplacer';
+import { HookTriggerContext } from 'hookpoint';
+
+describe('escapeVariableReplacer', () => {
+  const escape = (val: string) => {
+    const context = {
+      args: [val],
+      results: [],
+    } as unknown as HookTriggerContext<[unknown, string, models.ProcessorContext], unknown>;
+    escapeVariableInterceptor.afterLoop(context);
+    return context.results.length > 0 ? context.results[0] : undefined;
+  };
+  it('returns escaped value', () => {
+    // eslint-disable-next-line no-useless-escape
+    expect(escape(String.raw`\{\{1\}\} - \{\{2\}\} - \{\{3\}\}`)).toBe('{{1}} - {{2}} - {{3}}');
+  });
+  it('returns same value', () => {
+    expect(escape('foo {{ asdf } asdf')).toBeUndefined();
+  });
+});

src/plugins/core/replacer/escapeVariableReplacer.ts

@@ -10,7 +10,7 @@ export const escapeVariableInterceptor = {
   ): Promise<boolean> {
     const [text] = hookContext.args;
     if (isString(text)) {
-      const escapeRegex = /(?:\\\{){2}([^}{2}]+)(?:\\\}){2}/gu;
+      const escapeRegex = /(?:\\\{){2}([^}]+?)(?:\\\}){2}/gu;
       let match: RegExpExecArray | null;
       let result = text;
       while (isString(result) && (match = escapeRegex.exec(text)) !== null) {