Accept new baselines

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Anders Hejlsberg 2018-02-13 06:48:21 -08:00
parent 23162c2638
commit 57fe3473d1
4 changed files with 1596 additions and 0 deletions

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tests/cases/conformance/types/mapped/mappedTypes6.ts(23,5): error TS2322: Type 'T' is not assignable to type 'Required<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(24,5): error TS2322: Type 'Partial<T>' is not assignable to type 'Required<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(27,5): error TS2322: Type 'Partial<T>' is not assignable to type 'T'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(37,5): error TS2322: Type 'Required<T>' is not assignable to type 'Denullified<T>'.
Type 'T[P]' is not assignable to type 'NonNullable<T[P]>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(38,5): error TS2322: Type 'T' is not assignable to type 'Denullified<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(39,5): error TS2322: Type 'Partial<T>' is not assignable to type 'Denullified<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(42,5): error TS2322: Type 'T' is not assignable to type 'Required<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(43,5): error TS2322: Type 'Partial<T>' is not assignable to type 'Required<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(47,5): error TS2322: Type 'Partial<T>' is not assignable to type 'T'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(56,5): error TS2322: Type '{}' is not assignable to type 'Denullified<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(57,5): error TS2322: Type '{}' is not assignable to type 'Required<T>'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(58,5): error TS2322: Type '{}' is not assignable to type 'T'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(92,1): error TS2322: Type '{ a: number; }' is not assignable to type 'Foo'.
Property 'b' is missing in type '{ a: number; }'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(104,1): error TS2322: Type '{ a: number; }' is not assignable to type 'Required<Foo>'.
Property 'b' is missing in type '{ a: number; }'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(105,1): error TS2322: Type '{ a: number; b: number; }' is not assignable to type 'Required<Foo>'.
Property 'c' is missing in type '{ a: number; b: number; }'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(106,1): error TS2322: Type '{ a: number; b: number; c: number; }' is not assignable to type 'Required<Foo>'.
Property 'd' is missing in type '{ a: number; b: number; c: number; }'.
tests/cases/conformance/types/mapped/mappedTypes6.ts(116,4): error TS2540: Cannot assign to 'b' because it is a constant or a read-only property.
tests/cases/conformance/types/mapped/mappedTypes6.ts(119,4): error TS2540: Cannot assign to 'a' because it is a constant or a read-only property.
tests/cases/conformance/types/mapped/mappedTypes6.ts(120,4): error TS2540: Cannot assign to 'b' because it is a constant or a read-only property.
==== tests/cases/conformance/types/mapped/mappedTypes6.ts (19 errors) ====
type T00<T> = { [P in keyof T]: T[P] };
type T01<T> = { [P in keyof T]?: T[P] };
type T02<T> = { [P in keyof T]+?: T[P] };
type T03<T> = { [P in keyof T]-?: T[P] };
type T04<T> = { readonly [P in keyof T]: T[P] };
type T05<T> = { readonly [P in keyof T]?: T[P] };
type T06<T> = { readonly [P in keyof T]+?: T[P] };
type T07<T> = { readonly [P in keyof T]-?: T[P] };
type T08<T> = { +readonly [P in keyof T]: T[P] };
type T09<T> = { +readonly [P in keyof T]?: T[P] };
type T10<T> = { +readonly [P in keyof T]+?: T[P] };
type T11<T> = { +readonly [P in keyof T]-?: T[P] };
type T12<T> = { -readonly [P in keyof T]: T[P] };
type T13<T> = { -readonly [P in keyof T]?: T[P] };
type T14<T> = { -readonly [P in keyof T]+?: T[P] };
type T15<T> = { -readonly [P in keyof T]-?: T[P] };
function f1<T>(x: Required<T>, y: T, z: Partial<T>) {
x = x;
x = y; // Error
~
!!! error TS2322: Type 'T' is not assignable to type 'Required<T>'.
x = z; // Error
~
!!! error TS2322: Type 'Partial<T>' is not assignable to type 'Required<T>'.
y = x;
y = y;
y = z; // Error
~
!!! error TS2322: Type 'Partial<T>' is not assignable to type 'T'.
z = x;
z = y;
z = z;
}
type Denullified<T> = { [P in keyof T]-?: NonNullable<T[P]> };
function f2<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
w = w;
w = x; // Error
~
!!! error TS2322: Type 'Required<T>' is not assignable to type 'Denullified<T>'.
!!! error TS2322: Type 'T[P]' is not assignable to type 'NonNullable<T[P]>'.
w = y; // Error
~
!!! error TS2322: Type 'T' is not assignable to type 'Denullified<T>'.
w = z; // Error
~
!!! error TS2322: Type 'Partial<T>' is not assignable to type 'Denullified<T>'.
x = w;
x = x;
x = y; // Error
~
!!! error TS2322: Type 'T' is not assignable to type 'Required<T>'.
x = z; // Error
~
!!! error TS2322: Type 'Partial<T>' is not assignable to type 'Required<T>'.
y = w;
y = x;
y = y;
y = z; // Error
~
!!! error TS2322: Type 'Partial<T>' is not assignable to type 'T'.
z = w;
z = x;
z = y;
z = z;
}
function f3<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
w = {}; // Error
~
!!! error TS2322: Type '{}' is not assignable to type 'Denullified<T>'.
x = {}; // Error
~
!!! error TS2322: Type '{}' is not assignable to type 'Required<T>'.
y = {}; // Error
~
!!! error TS2322: Type '{}' is not assignable to type 'T'.
z = {};
}
type Readwrite<T> = {
-readonly [P in keyof T]: T[P];
}
function f10<T>(x: Readonly<T>, y: T, z: Readwrite<T>) {
x = x;
x = y;
x = z;
y = x;
y = y;
y = z;
z = x;
z = y;
z = z;
}
type Foo = {
a: number;
b: number | undefined;
c?: number;
d?: number | undefined;
}
declare let x1: Foo;
x1.a; // number
x1.b; // number | undefined
x1.c; // number | undefined
x1.d; // number | undefined
x1 = { a: 1 }; // Error
~~
!!! error TS2322: Type '{ a: number; }' is not assignable to type 'Foo'.
!!! error TS2322: Property 'b' is missing in type '{ a: number; }'.
x1 = { a: 1, b: 1 };
x1 = { a: 1, b: 1, c: 1 };
x1 = { a: 1, b: 1, c: 1, d: 1 };
declare let x2: Required<Foo>;
x1.a; // number
x1.b; // number | undefined
x1.c; // number
x1.d; // number
x2 = { a: 1 }; // Error
~~
!!! error TS2322: Type '{ a: number; }' is not assignable to type 'Required<Foo>'.
!!! error TS2322: Property 'b' is missing in type '{ a: number; }'.
x2 = { a: 1, b: 1 }; // Error
~~
!!! error TS2322: Type '{ a: number; b: number; }' is not assignable to type 'Required<Foo>'.
!!! error TS2322: Property 'c' is missing in type '{ a: number; b: number; }'.
x2 = { a: 1, b: 1, c: 1 }; // Error
~~
!!! error TS2322: Type '{ a: number; b: number; c: number; }' is not assignable to type 'Required<Foo>'.
!!! error TS2322: Property 'd' is missing in type '{ a: number; b: number; c: number; }'.
x2 = { a: 1, b: 1, c: 1, d: 1 };
type Bar = {
a: number;
readonly b: number;
}
declare let x3: Bar;
x3.a = 1;
x3.b = 1; // Error
~
!!! error TS2540: Cannot assign to 'b' because it is a constant or a read-only property.
declare let x4: Readonly<Bar>;
x4.a = 1; // Error
~
!!! error TS2540: Cannot assign to 'a' because it is a constant or a read-only property.
x4.b = 1; // Error
~
!!! error TS2540: Cannot assign to 'b' because it is a constant or a read-only property.
declare let x5: Readwrite<Bar>;
x5.a = 1;
x5.b = 1;

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//// [mappedTypes6.ts]
type T00<T> = { [P in keyof T]: T[P] };
type T01<T> = { [P in keyof T]?: T[P] };
type T02<T> = { [P in keyof T]+?: T[P] };
type T03<T> = { [P in keyof T]-?: T[P] };
type T04<T> = { readonly [P in keyof T]: T[P] };
type T05<T> = { readonly [P in keyof T]?: T[P] };
type T06<T> = { readonly [P in keyof T]+?: T[P] };
type T07<T> = { readonly [P in keyof T]-?: T[P] };
type T08<T> = { +readonly [P in keyof T]: T[P] };
type T09<T> = { +readonly [P in keyof T]?: T[P] };
type T10<T> = { +readonly [P in keyof T]+?: T[P] };
type T11<T> = { +readonly [P in keyof T]-?: T[P] };
type T12<T> = { -readonly [P in keyof T]: T[P] };
type T13<T> = { -readonly [P in keyof T]?: T[P] };
type T14<T> = { -readonly [P in keyof T]+?: T[P] };
type T15<T> = { -readonly [P in keyof T]-?: T[P] };
function f1<T>(x: Required<T>, y: T, z: Partial<T>) {
x = x;
x = y; // Error
x = z; // Error
y = x;
y = y;
y = z; // Error
z = x;
z = y;
z = z;
}
type Denullified<T> = { [P in keyof T]-?: NonNullable<T[P]> };
function f2<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
w = w;
w = x; // Error
w = y; // Error
w = z; // Error
x = w;
x = x;
x = y; // Error
x = z; // Error
y = w;
y = x;
y = y;
y = z; // Error
z = w;
z = x;
z = y;
z = z;
}
function f3<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
w = {}; // Error
x = {}; // Error
y = {}; // Error
z = {};
}
type Readwrite<T> = {
-readonly [P in keyof T]: T[P];
}
function f10<T>(x: Readonly<T>, y: T, z: Readwrite<T>) {
x = x;
x = y;
x = z;
y = x;
y = y;
y = z;
z = x;
z = y;
z = z;
}
type Foo = {
a: number;
b: number | undefined;
c?: number;
d?: number | undefined;
}
declare let x1: Foo;
x1.a; // number
x1.b; // number | undefined
x1.c; // number | undefined
x1.d; // number | undefined
x1 = { a: 1 }; // Error
x1 = { a: 1, b: 1 };
x1 = { a: 1, b: 1, c: 1 };
x1 = { a: 1, b: 1, c: 1, d: 1 };
declare let x2: Required<Foo>;
x1.a; // number
x1.b; // number | undefined
x1.c; // number
x1.d; // number
x2 = { a: 1 }; // Error
x2 = { a: 1, b: 1 }; // Error
x2 = { a: 1, b: 1, c: 1 }; // Error
x2 = { a: 1, b: 1, c: 1, d: 1 };
type Bar = {
a: number;
readonly b: number;
}
declare let x3: Bar;
x3.a = 1;
x3.b = 1; // Error
declare let x4: Readonly<Bar>;
x4.a = 1; // Error
x4.b = 1; // Error
declare let x5: Readwrite<Bar>;
x5.a = 1;
x5.b = 1;
//// [mappedTypes6.js]
"use strict";
function f1(x, y, z) {
x = x;
x = y; // Error
x = z; // Error
y = x;
y = y;
y = z; // Error
z = x;
z = y;
z = z;
}
function f2(w, x, y, z) {
w = w;
w = x; // Error
w = y; // Error
w = z; // Error
x = w;
x = x;
x = y; // Error
x = z; // Error
y = w;
y = x;
y = y;
y = z; // Error
z = w;
z = x;
z = y;
z = z;
}
function f3(w, x, y, z) {
w = {}; // Error
x = {}; // Error
y = {}; // Error
z = {};
}
function f10(x, y, z) {
x = x;
x = y;
x = z;
y = x;
y = y;
y = z;
z = x;
z = y;
z = z;
}
x1.a; // number
x1.b; // number | undefined
x1.c; // number | undefined
x1.d; // number | undefined
x1 = { a: 1 }; // Error
x1 = { a: 1, b: 1 };
x1 = { a: 1, b: 1, c: 1 };
x1 = { a: 1, b: 1, c: 1, d: 1 };
x1.a; // number
x1.b; // number | undefined
x1.c; // number
x1.d; // number
x2 = { a: 1 }; // Error
x2 = { a: 1, b: 1 }; // Error
x2 = { a: 1, b: 1, c: 1 }; // Error
x2 = { a: 1, b: 1, c: 1, d: 1 };
x3.a = 1;
x3.b = 1; // Error
x4.a = 1; // Error
x4.b = 1; // Error
x5.a = 1;
x5.b = 1;
//// [mappedTypes6.d.ts]
declare type T00<T> = {
[P in keyof T]: T[P];
};
declare type T01<T> = {
[P in keyof T]?: T[P];
};
declare type T02<T> = {
[P in keyof T]+?: T[P];
};
declare type T03<T> = {
[P in keyof T]-?: T[P];
};
declare type T04<T> = {
readonly [P in keyof T]: T[P];
};
declare type T05<T> = {
readonly [P in keyof T]?: T[P];
};
declare type T06<T> = {
readonly [P in keyof T]+?: T[P];
};
declare type T07<T> = {
readonly [P in keyof T]-?: T[P];
};
declare type T08<T> = {
+readonly [P in keyof T]: T[P];
};
declare type T09<T> = {
+readonly [P in keyof T]?: T[P];
};
declare type T10<T> = {
+readonly [P in keyof T]+?: T[P];
};
declare type T11<T> = {
+readonly [P in keyof T]-?: T[P];
};
declare type T12<T> = {
-readonly [P in keyof T]: T[P];
};
declare type T13<T> = {
-readonly [P in keyof T]?: T[P];
};
declare type T14<T> = {
-readonly [P in keyof T]+?: T[P];
};
declare type T15<T> = {
-readonly [P in keyof T]-?: T[P];
};
declare function f1<T>(x: Required<T>, y: T, z: Partial<T>): void;
declare type Denullified<T> = {
[P in keyof T]-?: NonNullable<T[P]>;
};
declare function f2<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>): void;
declare function f3<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>): void;
declare type Readwrite<T> = {
-readonly [P in keyof T]: T[P];
};
declare function f10<T>(x: Readonly<T>, y: T, z: Readwrite<T>): void;
declare type Foo = {
a: number;
b: number | undefined;
c?: number;
d?: number | undefined;
};
declare let x1: Foo;
declare let x2: Required<Foo>;
declare type Bar = {
a: number;
readonly b: number;
};
declare let x3: Bar;
declare let x4: Readonly<Bar>;
declare let x5: Readwrite<Bar>;

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=== tests/cases/conformance/types/mapped/mappedTypes6.ts ===
type T00<T> = { [P in keyof T]: T[P] };
>T00 : Symbol(T00, Decl(mappedTypes6.ts, 0, 0))
>T : Symbol(T, Decl(mappedTypes6.ts, 0, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 0, 17))
>T : Symbol(T, Decl(mappedTypes6.ts, 0, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 0, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 0, 17))
type T01<T> = { [P in keyof T]?: T[P] };
>T01 : Symbol(T01, Decl(mappedTypes6.ts, 0, 39))
>T : Symbol(T, Decl(mappedTypes6.ts, 1, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 1, 17))
>T : Symbol(T, Decl(mappedTypes6.ts, 1, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 1, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 1, 17))
type T02<T> = { [P in keyof T]+?: T[P] };
>T02 : Symbol(T02, Decl(mappedTypes6.ts, 1, 40))
>T : Symbol(T, Decl(mappedTypes6.ts, 2, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 2, 17))
>T : Symbol(T, Decl(mappedTypes6.ts, 2, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 2, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 2, 17))
type T03<T> = { [P in keyof T]-?: T[P] };
>T03 : Symbol(T03, Decl(mappedTypes6.ts, 2, 41))
>T : Symbol(T, Decl(mappedTypes6.ts, 3, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 3, 17))
>T : Symbol(T, Decl(mappedTypes6.ts, 3, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 3, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 3, 17))
type T04<T> = { readonly [P in keyof T]: T[P] };
>T04 : Symbol(T04, Decl(mappedTypes6.ts, 3, 41))
>T : Symbol(T, Decl(mappedTypes6.ts, 5, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 5, 26))
>T : Symbol(T, Decl(mappedTypes6.ts, 5, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 5, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 5, 26))
type T05<T> = { readonly [P in keyof T]?: T[P] };
>T05 : Symbol(T05, Decl(mappedTypes6.ts, 5, 48))
>T : Symbol(T, Decl(mappedTypes6.ts, 6, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 6, 26))
>T : Symbol(T, Decl(mappedTypes6.ts, 6, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 6, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 6, 26))
type T06<T> = { readonly [P in keyof T]+?: T[P] };
>T06 : Symbol(T06, Decl(mappedTypes6.ts, 6, 49))
>T : Symbol(T, Decl(mappedTypes6.ts, 7, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 7, 26))
>T : Symbol(T, Decl(mappedTypes6.ts, 7, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 7, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 7, 26))
type T07<T> = { readonly [P in keyof T]-?: T[P] };
>T07 : Symbol(T07, Decl(mappedTypes6.ts, 7, 50))
>T : Symbol(T, Decl(mappedTypes6.ts, 8, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 8, 26))
>T : Symbol(T, Decl(mappedTypes6.ts, 8, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 8, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 8, 26))
type T08<T> = { +readonly [P in keyof T]: T[P] };
>T08 : Symbol(T08, Decl(mappedTypes6.ts, 8, 50))
>T : Symbol(T, Decl(mappedTypes6.ts, 10, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 10, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 10, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 10, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 10, 27))
type T09<T> = { +readonly [P in keyof T]?: T[P] };
>T09 : Symbol(T09, Decl(mappedTypes6.ts, 10, 49))
>T : Symbol(T, Decl(mappedTypes6.ts, 11, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 11, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 11, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 11, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 11, 27))
type T10<T> = { +readonly [P in keyof T]+?: T[P] };
>T10 : Symbol(T10, Decl(mappedTypes6.ts, 11, 50))
>T : Symbol(T, Decl(mappedTypes6.ts, 12, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 12, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 12, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 12, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 12, 27))
type T11<T> = { +readonly [P in keyof T]-?: T[P] };
>T11 : Symbol(T11, Decl(mappedTypes6.ts, 12, 51))
>T : Symbol(T, Decl(mappedTypes6.ts, 13, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 13, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 13, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 13, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 13, 27))
type T12<T> = { -readonly [P in keyof T]: T[P] };
>T12 : Symbol(T12, Decl(mappedTypes6.ts, 13, 51))
>T : Symbol(T, Decl(mappedTypes6.ts, 15, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 15, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 15, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 15, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 15, 27))
type T13<T> = { -readonly [P in keyof T]?: T[P] };
>T13 : Symbol(T13, Decl(mappedTypes6.ts, 15, 49))
>T : Symbol(T, Decl(mappedTypes6.ts, 16, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 16, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 16, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 16, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 16, 27))
type T14<T> = { -readonly [P in keyof T]+?: T[P] };
>T14 : Symbol(T14, Decl(mappedTypes6.ts, 16, 50))
>T : Symbol(T, Decl(mappedTypes6.ts, 17, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 17, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 17, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 17, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 17, 27))
type T15<T> = { -readonly [P in keyof T]-?: T[P] };
>T15 : Symbol(T15, Decl(mappedTypes6.ts, 17, 51))
>T : Symbol(T, Decl(mappedTypes6.ts, 18, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 18, 27))
>T : Symbol(T, Decl(mappedTypes6.ts, 18, 9))
>T : Symbol(T, Decl(mappedTypes6.ts, 18, 9))
>P : Symbol(P, Decl(mappedTypes6.ts, 18, 27))
function f1<T>(x: Required<T>, y: T, z: Partial<T>) {
>f1 : Symbol(f1, Decl(mappedTypes6.ts, 18, 51))
>T : Symbol(T, Decl(mappedTypes6.ts, 20, 12))
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
>Required : Symbol(Required, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 20, 12))
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
>T : Symbol(T, Decl(mappedTypes6.ts, 20, 12))
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
>Partial : Symbol(Partial, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 20, 12))
x = x;
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
x = y; // Error
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
x = z; // Error
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
y = x;
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
y = y;
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
y = z; // Error
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
z = x;
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
>x : Symbol(x, Decl(mappedTypes6.ts, 20, 15))
z = y;
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
>y : Symbol(y, Decl(mappedTypes6.ts, 20, 30))
z = z;
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
>z : Symbol(z, Decl(mappedTypes6.ts, 20, 36))
}
type Denullified<T> = { [P in keyof T]-?: NonNullable<T[P]> };
>Denullified : Symbol(Denullified, Decl(mappedTypes6.ts, 30, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 32, 17))
>P : Symbol(P, Decl(mappedTypes6.ts, 32, 25))
>T : Symbol(T, Decl(mappedTypes6.ts, 32, 17))
>NonNullable : Symbol(NonNullable, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 32, 17))
>P : Symbol(P, Decl(mappedTypes6.ts, 32, 25))
function f2<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
>f2 : Symbol(f2, Decl(mappedTypes6.ts, 32, 62))
>T : Symbol(T, Decl(mappedTypes6.ts, 34, 12))
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
>Denullified : Symbol(Denullified, Decl(mappedTypes6.ts, 30, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 34, 12))
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
>Required : Symbol(Required, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 34, 12))
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
>T : Symbol(T, Decl(mappedTypes6.ts, 34, 12))
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
>Partial : Symbol(Partial, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 34, 12))
w = w;
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
w = x; // Error
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
w = y; // Error
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
w = z; // Error
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
x = w;
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
x = x;
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
x = y; // Error
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
x = z; // Error
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
y = w;
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
y = x;
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
y = y;
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
y = z; // Error
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
z = w;
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
>w : Symbol(w, Decl(mappedTypes6.ts, 34, 15))
z = x;
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
>x : Symbol(x, Decl(mappedTypes6.ts, 34, 33))
z = y;
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
>y : Symbol(y, Decl(mappedTypes6.ts, 34, 49))
z = z;
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
>z : Symbol(z, Decl(mappedTypes6.ts, 34, 55))
}
function f3<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
>f3 : Symbol(f3, Decl(mappedTypes6.ts, 51, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 54, 12))
>w : Symbol(w, Decl(mappedTypes6.ts, 54, 15))
>Denullified : Symbol(Denullified, Decl(mappedTypes6.ts, 30, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 54, 12))
>x : Symbol(x, Decl(mappedTypes6.ts, 54, 33))
>Required : Symbol(Required, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 54, 12))
>y : Symbol(y, Decl(mappedTypes6.ts, 54, 49))
>T : Symbol(T, Decl(mappedTypes6.ts, 54, 12))
>z : Symbol(z, Decl(mappedTypes6.ts, 54, 55))
>Partial : Symbol(Partial, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 54, 12))
w = {}; // Error
>w : Symbol(w, Decl(mappedTypes6.ts, 54, 15))
x = {}; // Error
>x : Symbol(x, Decl(mappedTypes6.ts, 54, 33))
y = {}; // Error
>y : Symbol(y, Decl(mappedTypes6.ts, 54, 49))
z = {};
>z : Symbol(z, Decl(mappedTypes6.ts, 54, 55))
}
type Readwrite<T> = {
>Readwrite : Symbol(Readwrite, Decl(mappedTypes6.ts, 59, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 61, 15))
-readonly [P in keyof T]: T[P];
>P : Symbol(P, Decl(mappedTypes6.ts, 62, 15))
>T : Symbol(T, Decl(mappedTypes6.ts, 61, 15))
>T : Symbol(T, Decl(mappedTypes6.ts, 61, 15))
>P : Symbol(P, Decl(mappedTypes6.ts, 62, 15))
}
function f10<T>(x: Readonly<T>, y: T, z: Readwrite<T>) {
>f10 : Symbol(f10, Decl(mappedTypes6.ts, 63, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 65, 13))
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
>Readonly : Symbol(Readonly, Decl(lib.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypes6.ts, 65, 13))
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
>T : Symbol(T, Decl(mappedTypes6.ts, 65, 13))
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
>Readwrite : Symbol(Readwrite, Decl(mappedTypes6.ts, 59, 1))
>T : Symbol(T, Decl(mappedTypes6.ts, 65, 13))
x = x;
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
x = y;
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
x = z;
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
y = x;
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
y = y;
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
y = z;
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
z = x;
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
>x : Symbol(x, Decl(mappedTypes6.ts, 65, 16))
z = y;
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
>y : Symbol(y, Decl(mappedTypes6.ts, 65, 31))
z = z;
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
>z : Symbol(z, Decl(mappedTypes6.ts, 65, 37))
}
type Foo = {
>Foo : Symbol(Foo, Decl(mappedTypes6.ts, 75, 1))
a: number;
>a : Symbol(a, Decl(mappedTypes6.ts, 77, 12))
b: number | undefined;
>b : Symbol(b, Decl(mappedTypes6.ts, 78, 14))
c?: number;
>c : Symbol(c, Decl(mappedTypes6.ts, 79, 26))
d?: number | undefined;
>d : Symbol(d, Decl(mappedTypes6.ts, 80, 15))
}
declare let x1: Foo;
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>Foo : Symbol(Foo, Decl(mappedTypes6.ts, 75, 1))
x1.a; // number
>x1.a : Symbol(a, Decl(mappedTypes6.ts, 77, 12))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 77, 12))
x1.b; // number | undefined
>x1.b : Symbol(b, Decl(mappedTypes6.ts, 78, 14))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>b : Symbol(b, Decl(mappedTypes6.ts, 78, 14))
x1.c; // number | undefined
>x1.c : Symbol(c, Decl(mappedTypes6.ts, 79, 26))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>c : Symbol(c, Decl(mappedTypes6.ts, 79, 26))
x1.d; // number | undefined
>x1.d : Symbol(d, Decl(mappedTypes6.ts, 80, 15))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>d : Symbol(d, Decl(mappedTypes6.ts, 80, 15))
x1 = { a: 1 }; // Error
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 91, 6))
x1 = { a: 1, b: 1 };
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 92, 6))
>b : Symbol(b, Decl(mappedTypes6.ts, 92, 12))
x1 = { a: 1, b: 1, c: 1 };
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 93, 6))
>b : Symbol(b, Decl(mappedTypes6.ts, 93, 12))
>c : Symbol(c, Decl(mappedTypes6.ts, 93, 18))
x1 = { a: 1, b: 1, c: 1, d: 1 };
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 94, 6))
>b : Symbol(b, Decl(mappedTypes6.ts, 94, 12))
>c : Symbol(c, Decl(mappedTypes6.ts, 94, 18))
>d : Symbol(d, Decl(mappedTypes6.ts, 94, 24))
declare let x2: Required<Foo>;
>x2 : Symbol(x2, Decl(mappedTypes6.ts, 96, 11))
>Required : Symbol(Required, Decl(lib.d.ts, --, --))
>Foo : Symbol(Foo, Decl(mappedTypes6.ts, 75, 1))
x1.a; // number
>x1.a : Symbol(a, Decl(mappedTypes6.ts, 77, 12))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 77, 12))
x1.b; // number | undefined
>x1.b : Symbol(b, Decl(mappedTypes6.ts, 78, 14))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>b : Symbol(b, Decl(mappedTypes6.ts, 78, 14))
x1.c; // number
>x1.c : Symbol(c, Decl(mappedTypes6.ts, 79, 26))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>c : Symbol(c, Decl(mappedTypes6.ts, 79, 26))
x1.d; // number
>x1.d : Symbol(d, Decl(mappedTypes6.ts, 80, 15))
>x1 : Symbol(x1, Decl(mappedTypes6.ts, 84, 11))
>d : Symbol(d, Decl(mappedTypes6.ts, 80, 15))
x2 = { a: 1 }; // Error
>x2 : Symbol(x2, Decl(mappedTypes6.ts, 96, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 103, 6))
x2 = { a: 1, b: 1 }; // Error
>x2 : Symbol(x2, Decl(mappedTypes6.ts, 96, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 104, 6))
>b : Symbol(b, Decl(mappedTypes6.ts, 104, 12))
x2 = { a: 1, b: 1, c: 1 }; // Error
>x2 : Symbol(x2, Decl(mappedTypes6.ts, 96, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 105, 6))
>b : Symbol(b, Decl(mappedTypes6.ts, 105, 12))
>c : Symbol(c, Decl(mappedTypes6.ts, 105, 18))
x2 = { a: 1, b: 1, c: 1, d: 1 };
>x2 : Symbol(x2, Decl(mappedTypes6.ts, 96, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 106, 6))
>b : Symbol(b, Decl(mappedTypes6.ts, 106, 12))
>c : Symbol(c, Decl(mappedTypes6.ts, 106, 18))
>d : Symbol(d, Decl(mappedTypes6.ts, 106, 24))
type Bar = {
>Bar : Symbol(Bar, Decl(mappedTypes6.ts, 106, 32))
a: number;
>a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
readonly b: number;
>b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))
}
declare let x3: Bar;
>x3 : Symbol(x3, Decl(mappedTypes6.ts, 113, 11))
>Bar : Symbol(Bar, Decl(mappedTypes6.ts, 106, 32))
x3.a = 1;
>x3.a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
>x3 : Symbol(x3, Decl(mappedTypes6.ts, 113, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
x3.b = 1; // Error
>x3.b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))
>x3 : Symbol(x3, Decl(mappedTypes6.ts, 113, 11))
>b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))
declare let x4: Readonly<Bar>;
>x4 : Symbol(x4, Decl(mappedTypes6.ts, 117, 11))
>Readonly : Symbol(Readonly, Decl(lib.d.ts, --, --))
>Bar : Symbol(Bar, Decl(mappedTypes6.ts, 106, 32))
x4.a = 1; // Error
>x4.a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
>x4 : Symbol(x4, Decl(mappedTypes6.ts, 117, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
x4.b = 1; // Error
>x4.b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))
>x4 : Symbol(x4, Decl(mappedTypes6.ts, 117, 11))
>b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))
declare let x5: Readwrite<Bar>;
>x5 : Symbol(x5, Decl(mappedTypes6.ts, 121, 11))
>Readwrite : Symbol(Readwrite, Decl(mappedTypes6.ts, 59, 1))
>Bar : Symbol(Bar, Decl(mappedTypes6.ts, 106, 32))
x5.a = 1;
>x5.a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
>x5 : Symbol(x5, Decl(mappedTypes6.ts, 121, 11))
>a : Symbol(a, Decl(mappedTypes6.ts, 108, 12))
x5.b = 1;
>x5.b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))
>x5 : Symbol(x5, Decl(mappedTypes6.ts, 121, 11))
>b : Symbol(b, Decl(mappedTypes6.ts, 109, 14))

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@ -0,0 +1,609 @@
=== tests/cases/conformance/types/mapped/mappedTypes6.ts ===
type T00<T> = { [P in keyof T]: T[P] };
>T00 : T00<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T01<T> = { [P in keyof T]?: T[P] };
>T01 : T01<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T02<T> = { [P in keyof T]+?: T[P] };
>T02 : T02<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T03<T> = { [P in keyof T]-?: T[P] };
>T03 : T03<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T04<T> = { readonly [P in keyof T]: T[P] };
>T04 : T04<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T05<T> = { readonly [P in keyof T]?: T[P] };
>T05 : T05<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T06<T> = { readonly [P in keyof T]+?: T[P] };
>T06 : T06<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T07<T> = { readonly [P in keyof T]-?: T[P] };
>T07 : T07<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T08<T> = { +readonly [P in keyof T]: T[P] };
>T08 : T08<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T09<T> = { +readonly [P in keyof T]?: T[P] };
>T09 : T09<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T10<T> = { +readonly [P in keyof T]+?: T[P] };
>T10 : T10<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T11<T> = { +readonly [P in keyof T]-?: T[P] };
>T11 : T11<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T12<T> = { -readonly [P in keyof T]: T[P] };
>T12 : T12<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T13<T> = { -readonly [P in keyof T]?: T[P] };
>T13 : T13<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T14<T> = { -readonly [P in keyof T]+?: T[P] };
>T14 : T14<T>
>T : T
>P : P
>T : T
>T : T
>P : P
type T15<T> = { -readonly [P in keyof T]-?: T[P] };
>T15 : T15<T>
>T : T
>P : P
>T : T
>T : T
>P : P
function f1<T>(x: Required<T>, y: T, z: Partial<T>) {
>f1 : <T>(x: Required<T>, y: T, z: Partial<T>) => void
>T : T
>x : Required<T>
>Required : Required<T>
>T : T
>y : T
>T : T
>z : Partial<T>
>Partial : Partial<T>
>T : T
x = x;
>x = x : Required<T>
>x : Required<T>
>x : Required<T>
x = y; // Error
>x = y : T
>x : Required<T>
>y : T
x = z; // Error
>x = z : Partial<T>
>x : Required<T>
>z : Partial<T>
y = x;
>y = x : Required<T>
>y : T
>x : Required<T>
y = y;
>y = y : T
>y : T
>y : T
y = z; // Error
>y = z : Partial<T>
>y : T
>z : Partial<T>
z = x;
>z = x : Required<T>
>z : Partial<T>
>x : Required<T>
z = y;
>z = y : T
>z : Partial<T>
>y : T
z = z;
>z = z : Partial<T>
>z : Partial<T>
>z : Partial<T>
}
type Denullified<T> = { [P in keyof T]-?: NonNullable<T[P]> };
>Denullified : Denullified<T>
>T : T
>P : P
>T : T
>NonNullable : NonNullable<T>
>T : T
>P : P
function f2<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
>f2 : <T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) => void
>T : T
>w : Denullified<T>
>Denullified : Denullified<T>
>T : T
>x : Required<T>
>Required : Required<T>
>T : T
>y : T
>T : T
>z : Partial<T>
>Partial : Partial<T>
>T : T
w = w;
>w = w : Denullified<T>
>w : Denullified<T>
>w : Denullified<T>
w = x; // Error
>w = x : Required<T>
>w : Denullified<T>
>x : Required<T>
w = y; // Error
>w = y : T
>w : Denullified<T>
>y : T
w = z; // Error
>w = z : Partial<T>
>w : Denullified<T>
>z : Partial<T>
x = w;
>x = w : Denullified<T>
>x : Required<T>
>w : Denullified<T>
x = x;
>x = x : Required<T>
>x : Required<T>
>x : Required<T>
x = y; // Error
>x = y : T
>x : Required<T>
>y : T
x = z; // Error
>x = z : Partial<T>
>x : Required<T>
>z : Partial<T>
y = w;
>y = w : Denullified<T>
>y : T
>w : Denullified<T>
y = x;
>y = x : Required<T>
>y : T
>x : Required<T>
y = y;
>y = y : T
>y : T
>y : T
y = z; // Error
>y = z : Partial<T>
>y : T
>z : Partial<T>
z = w;
>z = w : Denullified<T>
>z : Partial<T>
>w : Denullified<T>
z = x;
>z = x : Required<T>
>z : Partial<T>
>x : Required<T>
z = y;
>z = y : T
>z : Partial<T>
>y : T
z = z;
>z = z : Partial<T>
>z : Partial<T>
>z : Partial<T>
}
function f3<T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) {
>f3 : <T>(w: Denullified<T>, x: Required<T>, y: T, z: Partial<T>) => void
>T : T
>w : Denullified<T>
>Denullified : Denullified<T>
>T : T
>x : Required<T>
>Required : Required<T>
>T : T
>y : T
>T : T
>z : Partial<T>
>Partial : Partial<T>
>T : T
w = {}; // Error
>w = {} : {}
>w : Denullified<T>
>{} : {}
x = {}; // Error
>x = {} : {}
>x : Required<T>
>{} : {}
y = {}; // Error
>y = {} : {}
>y : T
>{} : {}
z = {};
>z = {} : {}
>z : Partial<T>
>{} : {}
}
type Readwrite<T> = {
>Readwrite : Readwrite<T>
>T : T
-readonly [P in keyof T]: T[P];
>P : P
>T : T
>T : T
>P : P
}
function f10<T>(x: Readonly<T>, y: T, z: Readwrite<T>) {
>f10 : <T>(x: Readonly<T>, y: T, z: Readwrite<T>) => void
>T : T
>x : Readonly<T>
>Readonly : Readonly<T>
>T : T
>y : T
>T : T
>z : Readwrite<T>
>Readwrite : Readwrite<T>
>T : T
x = x;
>x = x : Readonly<T>
>x : Readonly<T>
>x : Readonly<T>
x = y;
>x = y : T
>x : Readonly<T>
>y : T
x = z;
>x = z : Readwrite<T>
>x : Readonly<T>
>z : Readwrite<T>
y = x;
>y = x : Readonly<T>
>y : T
>x : Readonly<T>
y = y;
>y = y : T
>y : T
>y : T
y = z;
>y = z : Readwrite<T>
>y : T
>z : Readwrite<T>
z = x;
>z = x : Readonly<T>
>z : Readwrite<T>
>x : Readonly<T>
z = y;
>z = y : T
>z : Readwrite<T>
>y : T
z = z;
>z = z : Readwrite<T>
>z : Readwrite<T>
>z : Readwrite<T>
}
type Foo = {
>Foo : Foo
a: number;
>a : number
b: number | undefined;
>b : number | undefined
c?: number;
>c : number | undefined
d?: number | undefined;
>d : number | undefined
}
declare let x1: Foo;
>x1 : Foo
>Foo : Foo
x1.a; // number
>x1.a : number
>x1 : Foo
>a : number
x1.b; // number | undefined
>x1.b : number | undefined
>x1 : Foo
>b : number | undefined
x1.c; // number | undefined
>x1.c : number | undefined
>x1 : Foo
>c : number | undefined
x1.d; // number | undefined
>x1.d : number | undefined
>x1 : Foo
>d : number | undefined
x1 = { a: 1 }; // Error
>x1 = { a: 1 } : { a: number; }
>x1 : Foo
>{ a: 1 } : { a: number; }
>a : number
>1 : 1
x1 = { a: 1, b: 1 };
>x1 = { a: 1, b: 1 } : { a: number; b: number; }
>x1 : Foo
>{ a: 1, b: 1 } : { a: number; b: number; }
>a : number
>1 : 1
>b : number
>1 : 1
x1 = { a: 1, b: 1, c: 1 };
>x1 = { a: 1, b: 1, c: 1 } : { a: number; b: number; c: number; }
>x1 : Foo
>{ a: 1, b: 1, c: 1 } : { a: number; b: number; c: number; }
>a : number
>1 : 1
>b : number
>1 : 1
>c : number
>1 : 1
x1 = { a: 1, b: 1, c: 1, d: 1 };
>x1 = { a: 1, b: 1, c: 1, d: 1 } : { a: number; b: number; c: number; d: number; }
>x1 : Foo
>{ a: 1, b: 1, c: 1, d: 1 } : { a: number; b: number; c: number; d: number; }
>a : number
>1 : 1
>b : number
>1 : 1
>c : number
>1 : 1
>d : number
>1 : 1
declare let x2: Required<Foo>;
>x2 : Required<Foo>
>Required : Required<T>
>Foo : Foo
x1.a; // number
>x1.a : number
>x1 : Foo
>a : number
x1.b; // number | undefined
>x1.b : number | undefined
>x1 : Foo
>b : number | undefined
x1.c; // number
>x1.c : number | undefined
>x1 : Foo
>c : number | undefined
x1.d; // number
>x1.d : number | undefined
>x1 : Foo
>d : number | undefined
x2 = { a: 1 }; // Error
>x2 = { a: 1 } : { a: number; }
>x2 : Required<Foo>
>{ a: 1 } : { a: number; }
>a : number
>1 : 1
x2 = { a: 1, b: 1 }; // Error
>x2 = { a: 1, b: 1 } : { a: number; b: number; }
>x2 : Required<Foo>
>{ a: 1, b: 1 } : { a: number; b: number; }
>a : number
>1 : 1
>b : number
>1 : 1
x2 = { a: 1, b: 1, c: 1 }; // Error
>x2 = { a: 1, b: 1, c: 1 } : { a: number; b: number; c: number; }
>x2 : Required<Foo>
>{ a: 1, b: 1, c: 1 } : { a: number; b: number; c: number; }
>a : number
>1 : 1
>b : number
>1 : 1
>c : number
>1 : 1
x2 = { a: 1, b: 1, c: 1, d: 1 };
>x2 = { a: 1, b: 1, c: 1, d: 1 } : { a: number; b: number; c: number; d: number; }
>x2 : Required<Foo>
>{ a: 1, b: 1, c: 1, d: 1 } : { a: number; b: number; c: number; d: number; }
>a : number
>1 : 1
>b : number
>1 : 1
>c : number
>1 : 1
>d : number
>1 : 1
type Bar = {
>Bar : Bar
a: number;
>a : number
readonly b: number;
>b : number
}
declare let x3: Bar;
>x3 : Bar
>Bar : Bar
x3.a = 1;
>x3.a = 1 : 1
>x3.a : number
>x3 : Bar
>a : number
>1 : 1
x3.b = 1; // Error
>x3.b = 1 : 1
>x3.b : any
>x3 : Bar
>b : any
>1 : 1
declare let x4: Readonly<Bar>;
>x4 : Readonly<Bar>
>Readonly : Readonly<T>
>Bar : Bar
x4.a = 1; // Error
>x4.a = 1 : 1
>x4.a : any
>x4 : Readonly<Bar>
>a : any
>1 : 1
x4.b = 1; // Error
>x4.b = 1 : 1
>x4.b : any
>x4 : Readonly<Bar>
>b : any
>1 : 1
declare let x5: Readwrite<Bar>;
>x5 : Readwrite<Bar>
>Readwrite : Readwrite<T>
>Bar : Bar
x5.a = 1;
>x5.a = 1 : 1
>x5.a : number
>x5 : Readwrite<Bar>
>a : number
>1 : 1
x5.b = 1;
>x5.b = 1 : 1
>x5.b : number
>x5 : Readwrite<Bar>
>b : number
>1 : 1