fix(i18n): remove mustache dependency (#1884)

Author: addaleax

package-lock.json

@@ -36,14 +36,12 @@
     "unitTestsOnly": true
   },
   "dependencies": {
-    "@mongosh/errors": "0.0.0-dev.0",
-    "mustache": "^4.0.0"
+    "@mongosh/errors": "0.0.0-dev.0"
   },
   "devDependencies": {
     "@mongodb-js/eslint-config-mongosh": "^1.0.0",
     "@mongodb-js/prettier-config-devtools": "^1.0.1",
     "@mongodb-js/tsconfig-mongosh": "^1.0.0",
-    "@types/mustache": "^4.0.1",
     "depcheck": "^1.4.3",
     "eslint": "^7.25.0",
     "prettier": "^2.8.8"

packages/i18n/package.json

@@ -1,5 +1,4 @@
 import { MongoshInternalError } from '@mongosh/errors';
-import Mustache from 'mustache';
 import type Catalog from './catalog';
 import de_DE from './locales/de_DE';
 import en_US from './locales/en_US';
@@ -17,12 +16,6 @@ const MAPPINGS: Record<string, Catalog> = {
   de_DE: de_DE,
 };
 
-/**
- * The help template.
- */
-const TEMPLATE =
-  '{{description}}\n\n' + '{{link}}\n\n' + '{{example}}\n\n' + '{{returns}}';
-
 /**
  * The translator class.
  */
@@ -102,7 +95,9 @@ class Translator {
     if (typeof value === 'string') {
       return value;
     }
-    return Mustache.render(TEMPLATE, value);
+
+    const { description = '', link = '', example = '', returns = '' } = value;
+    return `${description}\n\n${link}\n\n${example}\n\n${returns}`;
   }
 
   private find(key: string): string | undefined {