| Version 34 (modified by trac, 5 years ago) |
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Haskell' Status Page
DO NOT EDIT! This page is automatically generated by http://darcs.haskell.org/haskell-prime-status/status.hs
Accepted Proposals
| Remove n+k patterns | see RemovalCandidates | |
| KindAnnotations | #84 | |
| ScopedTypeVariables | #67 #81 | specification of syntax that binds type variables |
| NondecreasingIndentation | #53 | |
| RelaxedDependencyAnalysis | #65 | |
| remove FixityResolution from the context-free grammar | #30 | |
| add InfixTypeConstructors | #78 | |
| add EmptyDataDeclarations | #25 | dependency on KindAnnotations |
| add HierarchicalModules | #24 | See addendum |
| add ExistentialQuantification (existential components) | #26 | syntax of existentials |
| add PolymorphicComponents | #57 | Draft available |
| dependency on Rank2Types or RankNTypes | ||
| add RankNTypes or Rank2Types | #60 | RankN or Rank2? |
| add multi-parameter type classes (MultiParamTypeClasses) | #49 | see MultiParamTypeClassesDilemma |
| add ForeignFunctionInterface | #35 | |
| add Concurrency | #74 | draft text: Concurrency/DraftReportText |
Completed Proposals
| DoAndIfThenElse | #23 |
| add PatternGuards | #56 |
| fix comment syntax grammar (LineCommentSyntax) | #42 |
Rejected Proposals
| Remove string gaps | ||
| Class aliases | #101 | |
| add implicit parameters | #38 | |
| allow tuple sections | #69 | |
| add MultiWayIf | #77 | |
| add Linear implicit params | #43 | |
| add views | #73 | |
| control export and import of class instances | #19 | |
| Allow import declarations anywhere at the top level | #82 | |
| Replace named fields with an extensible record system | #100 | |
| Move existing named field (record) system to an addendum | #99 | |
| Require explicit quantification on all expression bound type signatures | #28 | |
| add LambdaCase | #41 | |
| add MagicUnderscore | #44 | |
| add Parallel List comprehensions | #55 | |
| allow data constructors to be exported and imported readonly | #62 | |
| add PartialTypeAnnotations | #86 | |
| add Arrows | #13 | |
| make Underscore caseless | #72 | treatment of underscore-only identifiers |
| ImpreciseExceptions | #39 |
Undecided Proposals
| DerivingInstances | ||
| Simpler layout specification | http://repetae.net/repos/getlaid/ | |
| Liberalised type synonyms | subsumes TypeSynonymInstances | |
| Standalone Derived Instances | ||
| Disambiguate record fields | GHC Users Guide | |
| RecordPatternMatching | ||
| Overload string literals | ||
| Remove upper/lower case distinction | ||
| Polymorphic record update take II | ||
| Record abstraction tweak | ||
| Open statement | ||
| Polymorphic record update | ||
| First-class record syntax | ||
| Label-based pattern-matching | ||
| updating non-existant record fields | ||
| Re-allow record punning | ||
| require space around dot as operator | See also #20, QualifiedIdentifiers | |
| Remove class context on data definitions | see RemovalCandidates | |
| Remove ~ patterns | see RemovalCandidates | |
| namespace cleanup: TagExportsWithNamespace, ModuleSystem | ||
| add closed classes | #18 | http://www.haskell.org/mailman/private/haskell-prime-private/2008-March/000535.html |
| add Associated Types | #14 | |
| add FunctionalDependencies | #36 | |
| add overlapping or incoherent instances | #54 | |
| Allow Undecidable Instances | #71 | |
| add GADTs | #37 | |
| add recursive do syntax | #64 | |
| Eliminate tabs | #68 | |
| relax restriction on signatures of class methods | #17 | |
| unified and extensible annotations | #88 | |
| Reform the MonomorphismRestriction | #80 | |
| add First Class Labels | #92 | |
| add Blockable | #33 | |
| add ForeignData | #34 | |
| clarify module system proposals | #48 | |
| get rid of unary '-' operator | #50 | |
| Prelude re-organisation proposal | #58 | |
| improve module interfaces | #95 | |
| Replace the array indexing operator, '!' | #96 | |
| replace the Read class | #61 | |
| Eliminate . as an operator | #20 | |
| Natural numbers | #79 | http://www.haskell.org/mailman/private/haskell-prime-private/2008-March/000529.html |
| add Flexible Contexts | #31 | |
| add a binary IO interface | #15 | |
| standardize the System.FilePath? module | #89 | |
| more liberal kind inference | #85 | |
| MonomorphicPatternBindings | #103 | treatment of pattern bindings with explicit type signatures |
| improve Defaulting rules | #21 | scope of default clauses |
| impact on existing defaults | ||
| generalized deriving for newtype (NewtypeDeriving) | #52 | specification that does not use the term "the same representation" |
| overlap with TypeSynonymInstances | ||
| BangPatterns | #76 | top-level bang patterns |
| interaction with ! as an operator | ||
| bang-pattern polymorphism | ||
| existentials and bang patterns | ||
| interaction with MonomorphicPatternBindings | ||
| add NewPragmas | #51 | choose specific pragmas to standardize |
| FlexibleInstances | #32 | choice of instance conditions for termination of typechecking |
| poor interaction with NewtypeDeriving? | ||
| fix the lexical syntax for QualifiedIdentifiers | #39 | permit qualified identifiers in definitions? |
| interaction with CompositionAsDot | ||
| allow TypeSynonymInstances | #70 | superseded by NewtypeDeriving? |
| Not very useful without FlexibleInstances and/or OverlappingInstances | ||
| DoAndIfThenElse for case-statements too? |
