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[spec] Parameter properties with question marks and initializers are not clearly specified #541

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mhegazy opened this issue Aug 26, 2014 · 0 comments
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[spec] Parameter properties with question marks and initializers are not clearly specified #541

mhegazy opened this issue Aug 26, 2014 · 0 comments
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Spec Issues related to the TypeScript language specification
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TypeScript 1.8

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mhegazy commented Aug 26, 2014 

class C {
     constructor(public x?, public y = 1) { }
}

The spec does not clearly explain whether x and y are optional properties of C. The old compiler treats them as required properties, but optional parameters. I am not sure this makes sense.
@mhegazy mhegazy added the Spec label Aug 26, 2014
@mhegazy mhegazy added the Bug A bug in TypeScript label Mar 24, 2015
@mhegazy mhegazy added this to the TypeScript 1.6 milestone Mar 24, 2015
@mhegazy mhegazy removed the Bug A bug in TypeScript label May 27, 2015
@mhegazy mhegazy modified the milestones: TypeScript 1.7, TypeScript 1.8 Oct 9, 2015
@ahejlsberg ahejlsberg mentioned this issue Jan 4, 2016
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