Issues

• feat request: allow preserving keys (+ types by key) to map over objects

  In DiscussionSuggestion
  microsoft/TypeScript#12393 · by Filter by author KiaraGrouwstra was closed on Nov 29, 2016
  17

• Feature request: represent Function via generic type parameterized by its return/parameter/this type

  Needs Investigation
  microsoft/TypeScript#12342 · by Filter by author HerringtonDarkholme was closed on Feb 13, 2018
  13

• Typing for object deep paths

  Question
  microsoft/TypeScript#12290 · by Filter by author wclr was closed on Apr 24, 2017
  63

• Mapped types

  Unread
  microsoft/TypeScript#12114·by ahejlsberg was merged Nov 13, 2016
  120

• Static types for dynamically named properties

  Unread
  microsoft/TypeScript#11929·by ahejlsberg was merged Nov 2, 2016
  44

• Long tuples lose appropriate type information

  External
  microsoft/TypeScript#11924 · by Filter by author jocull was closed on Apr 24, 2017
  9

• Feature request: better support for typing async imports

  Needs ProposalSuggestion
  microsoft/TypeScript#11611 · by Filter by author dgoldstein0 was closed on Aug 24, 2017
  15

• Range/interval comprehension in 'for/while' loops

  Out of ScopeSuggestion
  microsoft/TypeScript#11381 · by Filter by author ghost was closed on Oct 5, 2016
  2

• Proposal for complete reflection mechanism

  Domain: DecoratorsOut of Scope
  microsoft/TypeScript#11362 · by Filter by author jdavidls was closed on Apr 27, 2017
  2

• mapping over an array of tuple types does not give the correct type

  Duplicate
  microsoft/TypeScript#11312 · by Filter by author mattyork was closed on Oct 31, 2016
  5

• Fix Array interface (#10886)

  Unread
  microsoft/TypeScript#11294·by falsandtru was closed May 23, 2017
  14

• Add overloads for 'map' on tuple types

  Unread
  microsoft/TypeScript#11252·by DanielRosenwasser was merged Oct 4, 2016
  2

• Suggestion Backlog Slog, 9/26/2016

  Design Notes
  microsoft/TypeScript#11215 · by Filter by author RyanCavanaugh was closed on Sep 28, 2016
  

• Use return type as an inference location

  FixedNeeds ProposalSuggestion
  microsoft/TypeScript#11152 · by Filter by author mhegazy was closed on Mar 22, 2019 · TypeScript 3.4.0
  18

  

• Add spread/rest higher-order types operator

  RevisitSuggestion
  microsoft/TypeScript#10727 · Filter by author sandersn opened on Sep 6, 2016 · Backlog
  86

• Support readonly type operator to allow correct definition of Object.freeze

  In DiscussionSuggestion
  microsoft/TypeScript#10725 · by Filter by author spiffytech was closed on Jul 5, 2022
  46

• unknown: less-permissive alternative to any

  FixedIn DiscussionSuggestion
  microsoft/TypeScript#10715 · by Filter by author seanmiddleditch was closed on May 30, 2018
  74

• Proposal - Nested property access notation for types

  Fixed
  microsoft/TypeScript#10693 · by Filter by author ochafik was closed on Apr 27, 2017
  6

• Discriminant property type guard not applied with bracket notation

  BugRevisit
  microsoft/TypeScript#10530 · by Filter by author jvilk was closed on Nov 13, 2023 · Backlog
  42

• Unify representation of tuples and other generic types

  Unread
  microsoft/TypeScript#10466·by ahejlsberg was merged Aug 22, 2016
  14

• Compiler hangs or crashes by a few code

  BugFixed
  microsoft/TypeScript#10431 · by Filter by author falsandtru was closed on Aug 22, 2016 · TypeScript 2.0.2
  11

  

• Constants not being inferred as expectedt

  Design Limitation
  microsoft/TypeScript#10416 · by Filter by author kastermester was closed on Dec 29, 2016
  6

• Syntax for hinting literal type inference

  Domain: Literal TypesIn DiscussionSuggestion
  microsoft/TypeScript#10195 · by Filter by author zpdDG4gta8XKpMCd was closed on Jan 30, 2019
  102

• Type of tuple element not inferred correctly when using const variable as index

  Fixed
  microsoft/TypeScript#10186 · by Filter by author kjk was closed on Apr 27, 2017
  1

• Incorrect typing when flip-flopping an array of tuples

  microsoft/TypeScript#10094 · by Filter by author dsifford was closed on Aug 2, 2016
  2