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=== tests/cases/compiler/spliceTuples.ts ===
declare const sb: [string, boolean];
>sb : [string, boolean]
let k1: [number, string, boolean];
>k1 : [number, string, boolean]
k1 = [1, ...sb];
>k1 = [1, ...sb] : [number, string, boolean]
>k1 : [number, string, boolean]
>[1, ...sb] : [number, string, boolean]
>1 : 1
>...sb : string | boolean
>sb : [string, boolean]
let k2: [number, string, boolean, number];
>k2 : [number, string, boolean, number]
k2 = [1, ...sb, 1];
>k2 = [1, ...sb, 1] : [number, string, boolean, number]
>k2 : [number, string, boolean, number]
>[1, ...sb, 1] : [number, string, boolean, number]
>1 : 1
>...sb : string | boolean
>sb : [string, boolean]
>1 : 1
declare const sb_: [string, ...boolean[]];
>sb_ : [string, ...boolean[]]
let k3: [number, string, ...boolean[]];
>k3 : [number, string, ...boolean[]]
k3 = [1, ...sb_];
>k3 = [1, ...sb_] : [number, string, ...boolean[]]
>k3 : [number, string, ...boolean[]]
>[1, ...sb_] : [number, string, ...boolean[]]
>1 : 1
>...sb_ : string | boolean
>sb_ : [string, ...boolean[]]
declare const sbb_: [string, boolean, ...boolean[]];
>sbb_ : [string, boolean, ...boolean[]]
let k4: [number, string, ...boolean[]];
>k4 : [number, string, ...boolean[]]
k4 = [1, ...sbb_];
>k4 = [1, ...sbb_] : [number, string, boolean, ...boolean[]]
>k4 : [number, string, ...boolean[]]
>[1, ...sbb_] : [number, string, boolean, ...boolean[]]
>1 : 1
>...sbb_ : string | boolean
>sbb_ : [string, boolean, ...boolean[]]
let k5: [number, string, boolean, ...boolean[]];
>k5 : [number, string, boolean, ...boolean[]]
k5 = [1, ...sbb_];
>k5 = [1, ...sbb_] : [number, string, boolean, ...boolean[]]
>k5 : [number, string, boolean, ...boolean[]]
>[1, ...sbb_] : [number, string, boolean, ...boolean[]]
>1 : 1
>...sbb_ : string | boolean
>sbb_ : [string, boolean, ...boolean[]]
let k6: [number, string, boolean, boolean, ...boolean[]];
>k6 : [number, string, boolean, boolean, ...boolean[]]
k6 = [1, ...sbb_];
>k6 = [1, ...sbb_] : [number, string, boolean, ...boolean[]]
>k6 : [number, string, boolean, boolean, ...boolean[]]
>[1, ...sbb_] : [number, string, boolean, ...boolean[]]
>1 : 1
>...sbb_ : string | boolean
>sbb_ : [string, boolean, ...boolean[]]
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