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|
=== tests/cases/compiler/restParameterAssignmentCompatibility.ts ===
class T {
>T : T
m(...p3) {
>m : (...p3: any[]) => void
>p3 : any[]
}
}
class S {
>S : S
m(p1, p2) {
>m : (p1: any, p2: any) => void
>p1 : any
>p2 : any
}
}
var t: T;
>t : T
var s: S;
>s : S
// M is a non - specialized call or construct signature and S' contains a call or construct signature N where,
// the number of non-optional parameters in N is less than or equal to the total number of parameters in M,
t = s; // Should be valid (rest params correspond to an infinite expansion of parameters)
>t = s : S
>t : T
>s : S
class T1 {
>T1 : T1
m(p1?, p2?) {
>m : (p1?: any, p2?: any) => void
>p1 : any
>p2 : any
}
}
var t1: T1;
>t1 : T1
// When comparing call or construct signatures, parameter names are ignored and rest parameters correspond to an unbounded expansion of optional parameters of the rest parameter element type.
t1 = s; // Similar to above, but optionality does not matter here.
>t1 = s : S
>t1 : T1
>s : S
|
