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Changelog

0.10.1

  • ALL additions in 0.10.1 were written by @cranst0n! (PRs #88, #91 and #93)
  • Added bimap, cond and ensure to Either
  • Added when and unless to Option
  • Added head, tail, init, last and append to Tuple2 through Tuple20
  • Added traverseTask and sequenceTask to Option, Either and IList
  • Added a whole slew of useful combinators to Task (See #93 for details)

0.10.0

  • Stable release of null safety
  • Dart 2.12+ is now required

0.10.0-nullsafety.2

  • Updating dev_dependency plugin test to 0.17.1

0.10.0-nullsafety.1

  • Corrected signature of optionOf to A? => Option<A> (issue #74, thanks @rich-j)
  • Added toNullable() to Option (issue #74, thanks @apiep)

0.10.0-nullsafety.0

  • Basic null safety support
  • Requires Dart >= 2.12. Dart 1 is no longer supported at all.

0.9.2

  • mapXX and liftXX arities up to 20 on Option, Either and Free, courtesy of @cranst0n!

0.9.1

  • Dart 2.8.1 compatibility

0.9.0

  • Type class hierarchy reworked to be implemented rather than extended
  • Removed monad transformers and some other stuff that can't be made type safe on Dart 2
  • IList and Option has some const support
  • Improved Dart 2 support
  • Conveyor works on Dart 2!
  • TupleXX and FunctionXX arities up to 20, courtesy of @modulovalue!
  • IVector#indexOf

0.8.9

  • Polished pana score

0.8.8

  • Dart 2.6.0 compatibility

0.8.7

  • Refined types on Task, for better Dart 2 support (issue #24, thanks @rlavolee)

0.8.6

  • Added asCons() and option to IList (issue #17, thanks @modulovalue)
  • Added isEmpty to AVLTree, IList, IMap, ISet and IVector (issue #23, thanks @rich-j)
  • Compatibility with Dart 2.4.0 (issue #18, thanks @xsobolx)

0.8.5

  • Compatibility with Dart > 2.3.2 through workaround for dart-lang/sdk#35097
    • Thanks @modulovalue and @CatherineThompson for reporting!
  • Direct value access on Some, Left and Right
    • Thanks @modulovalue for PR #15!

0.8.4

  • Added transform, filter, where and partition to ISet

0.8.3

  • Preliminary Dart 2.2.0 compatibility
  • 'cast' now generates "implicit" checks, causing dart2js to produce dramatically more efficient js code in some cases

0.8.2

  • Added isLeft, isRight and swap to Either
  • Fixed some type issues on 2.1.0-dev.6.0

0.8.1

  • Massive performance improvements for many operations on IMap on Dart 2
    • Inserts and lookups are now almost as fast on Dart 2 as on Dart 1
  • Fixed some tests that passed for the wrong reason...

0.8.0

  • Bridge release with few breaking changes, full Dart 1 support and rudimentary Dart 2 support
  • (0.9.0 will probably be Dart 2 only and have lots of breaking changes)
  • Basic things work correctly on Dart 2 -- many other things don't...
  • Started work on removing type class hierarchy, with hard coded replacements such as IList#traverseFuture being added
  • Temporarily replaced propcheck with quick'n'dirty minimal replacement, while it is being updated for Dart 2
  • Disabled some broken monad transformer tests, since they probably won't survive the move to Dart 2

0.7.5

  • IMap.fromPairs and IHashMap.fromPairs, for constructing maps from sequences of Tuple2
  • IList.flattenIList and IVector.flattenIVector for type safe flattening of IList/IVector
  • IList.flattenOption and IVector.flattenOption for type safe flattening/uniting IList/IVector of Option

0.7.4

  • Corrected analyzer errors on recent Dart 2 dev releases

0.7.3

  • More useful types for eitherM()
  • Declared argument type F of '>>' on MonadOps as covariant, enabling better specialization in implementations
  • Specialized types for replace on StateT
  • Fixed buggy foldLeftWithIndex/foldRightWithIndex on IVector

0.7.2

  • Added curried versions of several Lens members (setC, modifyC and so on)
  • Improved typing for generic methods on Evaluation
  • More type information retained for filter operations on MonadPlus instances
  • Added custom filter operation on Either
  • Introduced 'where' as an alias to filter where applicable

0.7.1

  • Added foldLeftWithIndexBetween and foldRightWithIndexBetween to IVector
  • Added cata and order to IMap
  • Exposed step operation on Free, enabling manual bind reassociation for now

0.7.0

  • Preparations for Dart 2.0
  • Improved type safety for IMap and ISet
    • Reworked and/or removed functions/constructors that implicitly assumed that keys/members implemented Comparable
    • Added replacement helpers for constructors that couldn't be saved
    • All dependencies on Comparable are now explicit and enforced by the type system
  • IMap additions:
    • getKey
    • mapKV
    • traverseKV
    • traverseKV_

0.6.3

  • Added:
    • foldLeftBetween and foldRightBetween operations to AVLTree
    • foldLeftBetween, foldRightBetween and subSetBetween operations to ISet
    • regexp pipe to Text utilities
    • IList.generate factory constructor
    • ifM combinator and some type refinements to Free
    • Eq instances for Iterators
  • More memory efficient and faster equality checks for IMap, IHashMap, AVLTree, ISet and IVector
  • New, slightly more advanced example for streaming IO

0.6.2

  • I goofed up... the "efficient file reads" from 0.6.1 now actually work!

0.6.1

  • Way more efficient file reads using Free IO and Conveyor
  • Improved typing for Applicative liftX and mapX, with specialized overrides on Option and Either
  • Added optionOf utility, for safely wrapping a possibly null value in Option
  • Added forEach operation to dartz_unsafe, for performing side effects on Foldables
  • Added forEach operations to Option, Either, IList, IVector, ISet, IMap, IHashMap and AVLTree
  • Various small tweaks, additions and bug fixes

0.6.0

  • Updated sdk requirement to >= 1.24.0
    • Now uses real (non-commented) generic method syntax
    • Takes advantage of improvements in strong mode type inference
    • Various workarounds for remaining strong mode quirks

0.5.7

  • Added efficient operations related to lower/upper bounds to IMap:
    • min
    • max
    • minKey
    • maxKey
    • minGreaterThan
    • maxLessThan
    • foldLeftKVBetween
    • foldRightKVBetween
  • hashCode consistent with '==' where overridden

0.5.6

  • 'Gather' IO primitive for parallelizing IO operations
  • Refined types for map2 to map6 on Free and IO monads
  • Improvements to type safety/inference for Free and IO

0.5.5

  • Slightly less efficient, but more correct/safe traverse for IList
  • Better type inference for Either and Future Monad instance helpers

0.5.4

  • Added modifyE to EvaluationMonad, for state updates that can fail
  • Either, Option, Evaluation, State, StateT and Free:
    • Tightened types of various derived operations, such as flatMap, andThen and <<

0.5.3

  • Reworked Free to be stack safe in more cases
    • Implementations more similar to the ones in scalaz and cats
    • Still a work in progress, but works for basic use cases
  • Added TraversableMonad instance for Function0

0.5.2

  • Improved performance of set operation on IMap and IVector
  • Added setIfPresent to IMap
  • Added setIfPresent, removeFirst, dropFirst, removeLast and dropLast to IVector
  • Added window and windowAll to Pipe and Conveyor

0.5.1

  • Added experimental Lens implementation and example!
  • Added IMap.fromIterables
  • Slightly faster get operations on IMap and AVLTree

0.5.0

  • Swallowed a chunk of purist pride:
    • Added toIterable and iterator operations to Option, Either and all immutable collections
    • Added iterables/iterators for pairs, keys and values to IMap and IHashMap

0.4.5

  • Added minSi and maxSi to Order
  • Added reverse to TraversableMonadPlus
  • Added zip to IList

0.4.4

  • Tightened types of some overrides and helpers
  • Added free IO primitive Delay
  • Added scanWhile to Pipe
  • Added foldWhile to Conveyor
  • Added repeatEval and repeatEval_ to Source

0.4.3

  • Added uniteOption to Pipe
  • Added chunk to Pipe and Conveyor
  • Square bracket syntax as alternative to get(K key) on IMap and IHashMap
  • Got rid of all implicit down casts by disabling them in the analysis options
  • Cleaner types on Pipe

0.4.2

  • Aggressive internal optimizations in IList, for speed and memory efficiency
  • Much faster map and bind/flatMap IList operations, especially on V8
  • Slightly faster map operations on IMap and IVector

0.4.1

  • Helpers for composing Free algebras and interpreters through coproduct nesting
  • Free composition example
  • Moved Free IO primitives into IOOps, for easy composition with other Free algebras
  • emptyMap and singletonMap convenience functions for IMap
  • Some more convenience functions for Conveyor

0.4.0

  • New mini library, dartz_streaming!
  • Moved Conveyor and friends to dartz_streaming
  • Added lots of stream combinators for general use, IO and text processing
  • Added Execute IO primitive for running external commands
  • Beefed up mock IO interpreter

0.3.6

  • foldLeftWithIndex and foldRightWithIndex on Foldable/FoldableOps
  • Specialized foldLeftWithIndex/foldRightWithIndex implementations on IVector
  • Source.fromStream (Conveyor) now takes a Stream thunk instead of a direct Stream
  • Minor cleanups in streaming IO example

0.3.5

  • Improved resource safety of Conveyor primitives
  • repeatUntilExhausted, repeatNonEmpty, intsFrom, window2 and window2all operations for Conveyor
  • Corrections for stronger strong mode

0.3.4

  • repeatNotEmpty operation for Conveyor
  • Opaque FileRefs in Free IO
  • Proper type parameterization for derived Tuple Semigroups and Monoids

0.3.3

  • Tee construct for combining Conveyors
  • tee, zip, zipWith, interleave, intersperse and constant operations on Conveyor
  • through and to operations for effectful sinks and channels on Conveyor
  • Moved Free IO algebra back into library
  • Extracted side effecting IO interpreter into "unsafe" mini library

0.3.2

  • Updated for the improvements to strong mode in Dart 1.19.0
  • Fully mockable IO type and other cleanups in examples

0.3.1

  • Renamed Conveyor primitives (await -> consume, emit -> produce)
  • Added identity, drop and dropWhile operations to Pipe and Conveyor
  • Added Source#fromStream for driving Conveyors from Dart Streams
  • Helpers for creating anonymous Eq instances
  • ObjectEq Eq instance for comparing Objects for equality using '=='
  • Beefed up mock IO interpreter in Free IO example
  • Funner, faster and longer streaming IO example

0.3.0

  • Conveyor, an experimental implementation of functional streams, based on work by Chiusano/Bjarnason (chapter 15 in FPIS)
  • Clarified Free IO example
  • Added Streaming IO example, based on Free IO and Conveyor

0.2.5

  • MonadCatch type class
  • Simplistic Task implementation, with MonadCatch instance

0.2.4

  • Fixed incompatibilities with dart2js

0.2.3

  • New TraversableMonadPlus type class, with partition operation
  • TraversableMonadPlus instances for IList, List, IVector and Option
  • prependElement and appendElement operations for ApplicativePlus
  • better type inference for applicative mapX operations on Option and Either
  • uncons, unconsO and sort operations for IList

0.2.2

  • Added Free IO example

0.2.1

  • Added two examples
  • Foldable instance for ISet
  • liftOption operation for Evaluation
  • foldMapM operation for Foldable
  • More type annotations and convenience functions

0.2.0

  • New TraversableMonad and TraversableMonadOps
  • Moved traverseM operation to TraversableMonadOps
  • Removed IO stuff
  • Removed redundant type class instance aliases. Use IListMP instead of IListA, and so on
  • Gave up on mixin inheritance chains, since dart2js still doesn't implement them properly

0.1.3

  • Inspire dart2js to insert fewer cast checks and other runtime type paranoia, leading to significant performance improvements all over the place
  • Type parameters for Option mapX operations
  • traverseM operation for Traversable

0.1.2

  • IHashMap, an immutable and persistent map that, unlike IMap, doesn't require a total ordering of keys, but instead relies on hashCode and equality of keys
  • Even more method/function type parameters added
  • More efficient primitives for State and Evaluation

0.1.1

  • A lot more method/function type parameters for better type safety/inference
  • find and specialized filter operations for IList
  • Modified all tests for strong mode compliance
  • orElse and eager getOrElse operator '|' for Either
  • orElse and getOrElse operations on Option and Either take thunks instead of values
  • Faster IMap modify
  • Various cleanups

0.1.0

  • Dart Strong Mode compliance. This forced a couple of breaking changes:
    • Use Option<A> none<A>() instead of Option<dynamic> none
    • Prefer IList<A> nil<A>() to IList<dynamic> Nil
    • ...and so on for emptyVector, IMapMi, etc.
  • Much improved type safety through type parameterization of commonly used methods/functions, using the prototype syntax. More type annotations to come!

0.0.10

  • Fixed embarrassing bug in IMap#set. Let's never mention it again.

0.0.9

  • IVector, an immutable and persistent indexed sequence with O(log n) prepend, append, get and set operations
  • MonadPlus, Traversable and Monoid instances for IVector
  • Faster List monoid
  • Faster map and new set operation for IMap
  • strengthL and strengthR operations for Functor
  • foldLeftM and foldRightM operations for Foldable

0.0.8

  • Improved compatibility with dart2js, Dartium and dart strong mode
  • Proper type parameters for Tuple semigroups and monoids

0.0.7

  • Much faster and leaner IMap
  • Significantly faster and leaner ISet and AVLTree
  • Slightly faster IList

0.0.6

  • Significantly faster and lighter AVLTree, IMap and ISet
  • Corrected a couple of type annotations in IList and Evaluation

0.0.5

  • toIterable and iterator operations for IList
  • Faster, stack safe equality checks for IList, IMap, ISet and AVLTree
  • Tighter types for id and Endo

0.0.4

  • Bind Evaluation and Future through microtask queue by default
  • Optimized map implementations for Evaluation and Future
  • Retain more type information in Evaluation and EvaluationMonad operations
  • Added liftEither and handleError operations to Evaluation/EvaluationMonad

0.0.3

  • Default foldMap for Traversable is now trampolined
  • Moved State primitives to StateMonad
  • MonadPlus instance for List
  • reverse operation for Order
  • modify, foldLeftKV, foldRightKV, foldMapKV, mapWithKey and optimized Foldable operations for IMap
  • Curried appendC for Semigroup

0.0.2

  • Order constructs (order, orderBy, min and max semigroups)
  • length, any, all, minimum and maximum operations for Foldable
  • Plus, PlusEmpty, ApplicativePlus and MonadPlus type classes
  • MonadPlus instances for Option and IList
  • ISet monoid and operations for union, intersection and difference
  • Option and Either utils (cata, toOption, catching)
  • StateT
  • Trampoline
  • mapWithIndex and zipWithIndex for Traversable

0.0.1

  • The immutable conception