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_node_modules/effect/src/RegExp.ts

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+/**
+ * This module provides utility functions for working with RegExp in TypeScript.
+ *
+ * @since 2.0.0
+ */
+import * as predicate from "./Predicate.js"
+
+/**
+ * Tests if a value is a `RegExp`.
+ *
+ * @example
+ * ```ts
+ * import * as assert from "node:assert"
+ * import { RegExp } from "effect"
+ *
+ * assert.deepStrictEqual(RegExp.isRegExp(/a/), true)
+ * assert.deepStrictEqual(RegExp.isRegExp("a"), false)
+ * ```
+ *
+ * @category guards
+ * @since 3.9.0
+ */
+export const isRegExp: (input: unknown) => input is RegExp = predicate.isRegExp
+
+/**
+ * Escapes special characters in a regular expression pattern.
+ *
+ * @example
+ * ```ts
+ * import * as assert from "node:assert"
+ * import { RegExp } from "effect"
+ *
+ * assert.deepStrictEqual(RegExp.escape("a*b"), "a\\*b")
+ * ```
+ *
+ * @since 2.0.0
+ */
+export const escape = (string: string): string => string.replace(/[/\\^$*+?.()|[\]{}]/g, "\\$&")