haskellPackages

Type isomorphic to Either with Applicative instance which combines errors

Valid operator/module characters

Simple applicative validation for product types, batteries included!

Simple applicative validation for product types, batteries included!

None

Input validation combinator library

Compile-time checking for partial smart-constructors

Type-level constraints on strings and other input

A data-type like Either but with an accumulating Applicative

A data-type like Either but with an accumulating Applicative

Lighweight pure data validation based on Applicative

Lighweight pure data validation based on Applicative and Selective functors

A nice way to define field validations in Haskell

Straightforward validation monad

Composable validations for your Haskell data types

Validity typeclass

Validity instances for aeson

Validity instances for bytestring

Validity instances for case-insensitive

Validity instances for containers

Validity instances for containers

Validity instances for URI

Validity instances for Path

Validity instances for persistent-related types

Validity instances for primitive

Validity instances for scientific

Validity instances for text

Validity instances for time

Validity instances for unordered-containers

Validity instances for uuid

Validity instances for vector

Simple and powerful data validation

A library for generating values without having to thread state

A Valve Value-keyvalue parser for Haskell made with Parsec

Analyze and visualize expression trees

Mutable variables and tuples

The VarMonad typeclass, generalizing types of references

Process mpileup output to identify significant differences

Simple type for representing one of several media types

Dhall instances for VF

Optics for variable-media-field

Variable-precision floating point

Monads with variables, without deep magic

Abstractions for working with variadic functions

Create and transform functions with variable arity

Variant and EADT

Nominal value with possible variations

Vary: Friendly and fast polymorphic variants (open unions/coproducts/extensible sums)

FRP through value streams and monadic splines

A persistent store for values of arbitrary types

Client library for HashiCorp's Vault tool (via HTTP API)

Utility library for spawning a HashiCorp Vault process

A monad transformer for vault-tool

Common types and instances for Vaultaire

Runs processes with secrets from HashiCorp Vault

Semi-transparent persistence for Haskell using LMDB, STM

Patricia tries modeled above VCache

A library for parsing/printing vCards from/to various formats

Recursively check that a directory is under version control

Reading and writing VCD files

A package to parse VCF files inspired in similar python libraries

Library for handling files ignored by VCS systems

Facilities for accessing the version control revision of the current directory

Parse development platform web hook messages

GUI library for source code management systems

Wrapper for source code management systems

Vec: length-indexed (sized) list

Fixed-length lists and low-dimensional linear algebra

Vec: length-indexed (sized) list

Provides Boolean instances for the Vec package

Vec: length-indexed (sized) list: lens support

Instances and functions to interoperate Vec and OpenGL

Vec: length-indexed (sized) list: optics support

This package is obsolete

A simple peano-indexed vector type

A low-dimensional linear algebra library, tailored to computer graphics

A low-dimensional linear algebra library, operating on the Floating typeclass

Accelerate instances for vect-floating types

OpenGL support for the `vect' low-dimensional linear algebra library

Efficient Arrays

Efficient algorithms for vector arrays

Binary instances for vector types (deprecated)

Instances of Data

A buffer compatible with Data

Vector builder

Serial (from the bytes package) for Vector (from the vector package)

ByteStrings as type synonyms of Storable Vectors of Word8s

Circular vectors

Vector clocks for versioning message flows

Conduit utilities for vectors

Some special functions to work with Vector (with zip)

Storable vectors with cpu-independent representation

Utilities for the "vector" library

Native FFT and IFFT for vector

A binding to the fftw library for one-dimensional vectors

Vectors that perform the fmap operation in constant time

Efficient vector-based mutable hashtables implementation

A type-safe library for vectors whose elements can be of any type, or any type satisfying some con…

Orphan Instances for 'Data

Instances of the Data