Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | 51x 51x 3x 3x 3x 3x 3x 3x 3x 51x 51x 10x 4x 6x 6x 6x 51x 12x 21x 12x 54x 12x 12x 51x 14x 30x 14x 37x 19x 51x 21x 21x 17x 4x 51x 51x 51x 51x 2x | import uniq from "lodash/uniq";
export const chunk = <T>(arr: T[], len?: number): T[][] => {
Iif (!len) {
return [arr];
}
const chunks: T[][] = [];
const n = arr.length;
let i = 0;
while (i < n) {
chunks.push(arr.slice(i, (i += len)));
}
return chunks;
};
export const filterUndefined = <T>(arr: (T | undefined)[]): T[] => {
return arr.filter((t) => t !== undefined);
};
export const moveArrayElement = <T>(
x: number,
y: number,
[...xs]: T[],
): T[] => {
if (
xs.length <= 1 ||
x === y ||
x < 0 ||
x >= xs.length ||
y < 0 ||
y >= xs.length
) {
return xs;
}
const [element] = xs.splice(x, 1);
xs.splice(y, 0, element);
return xs;
};
export const moveArrayElements = <T>(
fromIndexes: number[],
to: number,
arr: T[],
): T[] => {
const sortedIndexes = uniq([...fromIndexes].sort((a, b) => a - b));
const selectedItems = sortedIndexes.map((index) => arr[index]);
const remainingItems = arr.filter(
(_, index) => !sortedIndexes.includes(index),
);
const adjustedIndex =
to > sortedIndexes[sortedIndexes.length - 1]
? to - sortedIndexes.length + 1
: to;
return [
...remainingItems.slice(0, adjustedIndex),
...selectedItems,
...remainingItems.slice(adjustedIndex),
];
};
export const sortSubsetStringArray = (
arr: string[],
sortOrder: string[],
): string[] => {
const orderMap = new Map<string, number>();
sortOrder.forEach((element, index) => orderMap.set(element, index));
return arr
.filter((element) => orderMap.has(element))
.sort((a, b) => (orderMap.get(a) ?? 0) - (orderMap.get(b) ?? 0));
};
export const insertAfterElement = <T>(
arr: T[],
insertElement: T,
afterElement: T,
): T[] => {
const insertIndex = arr.indexOf(afterElement);
if (insertIndex !== -1) {
return [
...arr.slice(0, insertIndex + 1),
insertElement,
...arr.slice(insertIndex + 1),
];
} else {
return arr.concat(insertElement);
}
};
export const toggleArrayElement = <T>(arr: T[], element: T): T[] => {
const index = arr.indexOf(element);
if (index !== -1) {
return arr.filter((_, i) => i !== index);
} else {
return [...arr, element];
}
};
export const removeArrayElement = <T>(arr: T[], element: T): T[] => {
const index = arr.indexOf(element);
if (index !== -1) {
return arr.filter((_, i) => i !== index);
} else {
return arr;
}
};
export const removeArrayElements = <T>(arr: T[], elements: T[]): T[] => {
return arr.filter((e) => !elements.includes(e));
};
export const first = <T>(array: readonly T[]): T | undefined => {
return array[0];
};
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