File: operatorAddNullUndefined.types

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node-typescript 3.3.3333-1
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=== tests/cases/compiler/operatorAddNullUndefined.ts ===
enum E { x }
>E : E
>x : E.x

var x1 = null + null;
>x1 : any
>null + null : any
>null : null
>null : null

var x2 = null + undefined;
>x2 : any
>null + undefined : any
>null : null
>undefined : undefined

var x3 = undefined + null;
>x3 : any
>undefined + null : any
>undefined : undefined
>null : null

var x4 = undefined + undefined;
>x4 : any
>undefined + undefined : any
>undefined : undefined
>undefined : undefined

var x5 = 1 + null;
>x5 : any
>1 + null : any
>1 : 1
>null : null

var x6 = 1 + undefined;
>x6 : any
>1 + undefined : any
>1 : 1
>undefined : undefined

var x7 = null + 1;
>x7 : any
>null + 1 : any
>null : null
>1 : 1

var x8 = undefined + 1;
>x8 : any
>undefined + 1 : any
>undefined : undefined
>1 : 1

var x9 = "test" + null;
>x9 : string
>"test" + null : string
>"test" : "test"
>null : null

var x10 = "test" + undefined;
>x10 : string
>"test" + undefined : string
>"test" : "test"
>undefined : undefined

var x11 = null + "test";
>x11 : string
>null + "test" : string
>null : null
>"test" : "test"

var x12 = undefined + "test";
>x12 : string
>undefined + "test" : string
>undefined : undefined
>"test" : "test"

var x13 = null + E.x
>x13 : any
>null + E.x : any
>null : null
>E.x : E
>E : typeof E
>x : E

var x14 = undefined + E.x
>x14 : any
>undefined + E.x : any
>undefined : undefined
>E.x : E
>E : typeof E
>x : E

var x15 = E.x + null
>x15 : any
>E.x + null : any
>E.x : E
>E : typeof E
>x : E
>null : null

var x16 = E.x + undefined
>x16 : any
>E.x + undefined : any
>E.x : E
>E : typeof E
>x : E
>undefined : undefined