path to convert
output path convention
converted path
var p = convertPath( '/c/foo/bar/beep.c', 'win32' );
// returns 'c:\\foo\\bar\\beep.c'
var p = convertPath( '/c/foo/bar/beep.c', 'mixed' );
// returns 'c:/foo/bar/beep.c'
var p = convertPath( 'C:\\foo\\bar\\beep.c', 'posix' );
// returns '/c/foo/bar/beep.c'
var p = convertPath( 'C:\\foo\\bar\\beep.c', 'mixed' );
// returns 'C:/foo/bar/beep.c'
Converts between POSIX and Windows paths.
second argument must be a recognized output path convention
cannot convert a Windows extended-length path to a non-Windows path convention