whitespace

whitespace parses whitespace, either a single character or consecutive ones. Returns the matched character(s).

Usage

const Parser = sequence(string('hello'), whitespace(), string('world'))

Success

run(Parser).with('hello world')

{
  isOk: true,
  start: 0,
  end: 11,
  pos: 11,
  value: [ 'hello', ' ', 'world' ]
}

Failure

run(Parser).with('helloworld')

{
  isOk: false,
  start: 5,
  end: 5,
  pos: 5,
  expected: 'whitespace'
}