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118 packages found

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url-pattern

easier than regex string matching patterns for urls and other strings. turn strings into data or data into strings.

snd
published version 1.0.3, 8 years ago482 dependents licensed under $MIT
1,818,384

lop

Create parsers using parser combinators with helpful error messages

mwilliamson
published version 0.4.2, 5 months ago58 dependents licensed under $BSD-2-Clause
1,328,112

variadic-y

Variadic y-combinator for recursive anonymous functions

mpoteat
published version 2.0.1, 5 years ago5 dependents licensed under $MIT
243,262

@appliedblockchain/parser-combinators

Monadic parser combinators.

ilogico
published version 4.3.1, 2 years ago1 dependents licensed under $MIT
44,761

parjs

Library for building parsers using combinators.

gregros
published version 1.3.9, 6 months ago6 dependents licensed under $MIT
16,193

codeco

Minimalistic yet feature-rich IO decoding and encoding

ukstv
published version 1.4.3, 5 months ago13 dependents licensed under $(MIT OR Apache-2.0)
8,693

ski

eponymous functions from the SKI calculus

jden
published version 2.0.0, 9 years ago3 dependents licensed under $CC-0
10,623

polyfills

user-agent-based polyfill combinator

jongleberry
published version 2.1.1, 10 years ago10 dependents licensed under $MIT
7,802

@validatem/any-property

Validatem combinator for validating both the keys and values of a mapping object

joepie91
published version 0.1.3, 5 years ago6 dependents licensed under $WTFPL OR CC0-1.0
4,985

reparse

A parser combinator library like Parsec.

published version 0.1.2, 14 years ago5 dependents
6,590

const

The constant function from functional programming: it takes a value and returns a function that will return that value:

hughfdjackson
published version 1.0.0, 11 years ago26 dependents licensed under $MIT
5,702

@validatem/wrap-error

Validatem combinator for overriding the validation error message that is produced when a (set of) rules fails

joepie91
published version 0.3.0, 4 years ago13 dependents licensed under $WTFPL OR CC0-1.0
3,829

@validatem/either

Validatem combinator for specifying 'alternatives', and verifying that a value meets at least one of the rules

joepie91
published version 0.1.9, 5 years ago10 dependents licensed under $WTFPL OR CC0-1.0
4,339

@validatem/has-shape

Validatem combinator for validating that a value has certain keys that pass certain validators (eg. object validation)

joepie91
published version 0.1.8, 5 years ago3 dependents licensed under $WTFPL OR CC0-1.0
4,643

@validatem/with-context

Validatem combinator for applying context (custom configuration) to a validator

joepie91
published version 0.1.2, 5 years ago3 dependents licensed under $WTFPL OR CC0-1.0
3,516

@validatem/allow-extra-properties

Validatem combinator for marking a hasShape or object literal rule as allowing additional, unspecified properties

joepie91
published version 0.1.0, 5 years ago13 dependents licensed under $WTFPL OR CC0-1.0
3,512

@validatem/array-of

Validatem combinator for validating that a value is an array of items meeting certain rules

joepie91
published version 0.1.3, a year ago9 dependents licensed under $WTFPL OR CC0-1.0
3,661

@masala/parser

Masala Parser

nicorama
published version 1.0.0, 4 years ago10 dependents licensed under $LGPL-2.1
2,302

p-catch-if

Conditional promise catch handler

sindresorhus
published version 3.0.0, 4 years ago16 dependents licensed under $MIT
2,302

compose-regexp

A set of functions to build and compose complex regular expressions

pygy
published version 0.7.1, 2 years ago3 dependents licensed under $MIT
2,453