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Return type for sum, product and mean are number, not number[]

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This commit is contained in:
Haskell Camargo
2015-06-15 00:00:47 -03:00
parent 827ec75fbb
commit d8822b4a8c
2 changed files with 14 additions and 12 deletions
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prelude-ls/prelude-ls-tests.ts
+11 -9
View File
@@ -162,23 +162,25 @@ var table: Array<{
name: "donald"
}];
prelude.sortBy(x => x.name, table);
//=> [{"id": 3, "name": "donald"}, {"id": 1, "name": "george"}, {"id": 2, "name": "mike"}]
//=> [{"id": 3, "name": "donald"},
// {"id": 1, "name": "george"},
// {"id": 2, "name": "mike"}]
prelude.sum([1, 2, 3, 4, 5]); //=> 15
var sumRes: number = prelude.sum([1, 2, 3, 4, 5]); //=> 15
prelude.sum([]); //=> 0
prelude.product([1, 2, 3]); //=> 6
var productRes: number = prelude.product([1, 2, 3]); //=> 6
prelude.product([]); //=> 1
prelude.mean([1, 2, 3, 4, 5]); //=> 3
var meanRes: number = prelude.mean([1, 2, 3, 4, 5]); //=> 3
prelude.maximum([4, 1, 9, 3]); //=> 9
var maximumRes: number = prelude.maximum([4, 1, 9, 3]); //=> 9
prelude.minimum(["c", "e", "a", "d", "b"]); //=> "a"
var minimumRes: string = prelude.minimum(["c", "e", "a", "d", "b"]); //=> "a"
prelude.maximumBy(x => x.length, ["hi", "there", "I", "am", "looooong"]); //=> "looooong"
prelude.maximumBy(x => x.length, ["hi", "there", "I", "am", "looooong"]); //=> "looooong"
var maximumByRes: string =
prelude.maximumBy(x => x.length, ["hi", "there", "I", "am", "looooong"]);
//=> "looooong"
prelude.scan(x => y => x + y, 0, [1, 2, 3]); //=> [0, 1, 3, 6]
prelude-ls/prelude-ls.d.ts
Vendored
+3 -3
View File
@@ -77,9 +77,9 @@ declare module "prelude-ls" {
export function sortWith<A>(f: (x: A) => (y: A) => number, xs: A[]): A[];
export function sortBy<A, B>(f: (x: A) => B): (xs: A[]) => A[];
export function sortBy<A, B>(f: (x: A) => B, xs: A[]): A[];
export function sum(xs: number[]): number[];
export function product(xs: number[]): number[];
export function mean(xs: number[]): number[];
export function sum(xs: number[]): number;
export function product(xs: number[]): number;
export function mean(xs: number[]): number;
export function maximum<A>(xs: A[]): A;
export function minimum<A>(xs: A[]): A;
export function maximumBy<A, B>(f: (x: A) => B): (xs: A[]) => A;