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ccorcos/parser22.js

Created March 2, 2017 04:42
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parser22.js
const not = parser =>
new Parser(stream =>
parser.run(stream)
.fold(
(value, s) => new Failure('not failed', stream),
(value, s) =>
stream.length > 0
? new Success(stream.head(), stream.move(1))
: new Failure('unexpected end', stream)))
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