char-escape

Finds all instances of given characters in a string and inserts an escape sequence before each one.

Installation

Requires Node.js 8 or above.

npm i char-escape

API

The module exports a single function.

Parameters

1. chars (string or array of strings): The characters that should be escaped. This can either be a string of characters, or an array of characters/strings.
2. Optional: escapeChar (string): The character/string that should be placed before every character/string in chars and before all instances of escapeChar that are already in the string. Defaults to \.

Return Value

Returns a function which accepts a single parameter: a string to which the escape procedure should be applied.

Example

const charEscape = require('char-escape')
 
// Escape characters listed in a string
charEscape('{}[]')('[This is] a {test}') // \[This is\] a \{test\}
 
// Escape strings listed in an array
charEscape(['is', 'a'])('This is a test') // This \is \a test
 
// Custom escape character
charEscape('{}[]', '@')('[This is] a {test}') // @[This is@] a @{test@}

Related

• char-unescape