Initial Commit

packages/localization/i18n/i18n-icu-parser/src/interpolation/escape-regex.ts

@@ -0,0 +1,10 @@
+/**
+ * Escape all regex metacharacters in a string so it can be used literally
+ * inside a RegExp constructor. Used internally by the interpolation
+ * engine to compile placeholder patterns from caller-supplied delimiters,
+ * and exported as a standalone helper for consumers building their own
+ * delimiter-aware patterns.
+ */
+export function escapeRegex(str: string): string {
+    return str.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+}