letters

letters parses a sequence of alphabetical characters. Returns matched characters as a string. Unicode friendly.

Usage

const Parser = letters()

Success

run(Parser).with('XY')

{
  isOk: true,
  start: 0,
  end: 2,
  pos: 2,
  value: 'XY'
}

---

run(Parser).with('meaningOfLifeIs42')

{
  isOk: true,
  start: 0,
  end: 15,
  pos: 15,
  value: 'meaningOfLifeIs'
}

Failure

run(Parser).with('42')

{
  isOk: false,
  start: 0,
  end: 0,
  pos: 0,
  expected: 'letters'
}