Function escapeLiteralStringForRegex

escapeLiteralStringForRegex(str: string): string

escape a string so that it can be matched exactly in a regex constructor.

Parameters

str: string

Returns string

Example

import { assertEquals as assertEq } from "jsr:@std/assert"

const
	substring = String.raw`(\|[++h.e.\\.o++]|/)`,
	substring_escaped = escapeLiteralStringForRegex(substring),
	my_regex = new RegExp(`${substring_escaped}\\(world\\)`),
	my_string = String.raw`this string consist of (\|[++h.e.\\.o++]|/)(world) positioned somewhere in the middle`

assertEq(my_regex.test(my_string), true)