declareconstdetectNewline:{/** Detect the dominant newline character of a string. @returns The detected newline or `undefined` when no newline character is found. @example ``` import detectNewline = require('detect-newline'); detectNewline('foo\nbar\nbaz\r\n'); //=> '\n' ``` */(string:string):'\r\n'|'\n'|undefined;/** Detect the dominant newline character of a string. @returns The detected newline or `\n` when no newline character is found or the input is not a string. */graceful(string:string):'\r\n'|'\n';graceful(string?:unknown):'\n';};export=detectNewline;