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Champion "Allow System.Delegate as a constraint" (15.7) #103

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gafter opened this issue Feb 14, 2017 · 5 comments
Open
1 of 5 tasks

Champion "Allow System.Delegate as a constraint" (15.7) #103

gafter opened this issue Feb 14, 2017 · 5 comments
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@gafter
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Implemented Needs ECMA Spec This feature has been implemented in C#, but still needs to be merged into the ECMA specification Proposal champion
Milestone
7.3

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@gafter
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gafter commented Feb 14, 2017 •
edited by jcouv
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Allows where T : System.Delegate

  • Proposal added
  • Discussed in LDM
  • Decision in LDM
  • Finalized (done, rejected, inactive)
  • Spec'ed

See also dotnet/roslyn#158 #86
@gafter gafter changed the title Generic constraint "delegate" (or allow System.Delegate as a constraint) Champion Generic constraint "delegate" (or allow System.Delegate as a constraint) Feb 15, 2017
@gafter gafter changed the title Champion Generic constraint "delegate" (or allow System.Delegate as a constraint) Champion "Generic constraint delegate (or allow System.Delegate as a constraint)" Feb 21, 2017
@gafter gafter added this to the X.X candidate milestone Feb 22, 2017
@gafter gafter mentioned this issue Mar 27, 2017
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@jnm2 jnm2 mentioned this issue Apr 21, 2017
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jnm2 commented Apr 21, 2017

If 7.1 had only one new capability, allowing delegate and enum constraints, I would be ecstatic!

@jjvanzon
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I have wanted the enum constraint for ages. Should be a different proposal, though.

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jnm2 commented Apr 21, 2017

@janjoostvanzon #104

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@jnm2: Thanks!

@jcouv jcouv modified the milestones: X.X candidate, 7.3 candidate Dec 12, 2017
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jcouv commented Dec 12, 2017

Moved to 7.3 candidates bucket, as Omar is starting prototyping this proposal.

@BillWagner BillWagner mentioned this issue Dec 15, 2017
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@OmarTawfik OmarTawfik mentioned this issue Jan 25, 2018
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@jcouv jcouv assigned gafter and unassigned AnthonyDGreen Jan 29, 2018
@jcouv jcouv changed the title Champion "Generic constraint delegate (or allow System.Delegate as a constraint)" Champion "Allow System.Delegate as a constraint" (15.7) Mar 16, 2018
@OmarTawfik OmarTawfik mentioned this issue Mar 31, 2018
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@OmarTawfik OmarTawfik removed their assignment Mar 31, 2018
@333fred 333fred added the Implemented Needs ECMA Spec This feature has been implemented in C#, but still needs to be merged into the ECMA specification label Oct 16, 2020
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@gafter gafter

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Implemented Needs ECMA Spec This feature has been implemented in C#, but still needs to be merged into the ECMA specification Proposal champion
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7.3
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@333fred @gafter @jnm2 @AnthonyDGreen @jcouv @OmarTawfik @jjvanzon