52 lines
1.4 KiB
TypeScript
52 lines
1.4 KiB
TypeScript
"use strict";
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import { arrayify, Bytes } from "@ethersproject/bytes";
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import { toUtf8Bytes, UnicodeNormalizationForm } from '@ethersproject/strings';
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export function looseArrayify(hexString: string): Uint8Array {
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if (typeof(hexString) === 'string' && hexString.substring(0, 2) !== '0x') {
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hexString = '0x' + hexString;
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}
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return arrayify(hexString);
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}
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export function zpad(value: String | number, length: number): String {
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value = String(value);
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while (value.length < length) { value = '0' + value; }
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return value;
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}
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export function getPassword(password: Bytes | string): Uint8Array {
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if (typeof(password) === 'string') {
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return toUtf8Bytes(password, UnicodeNormalizationForm.NFKC);
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}
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return arrayify(password);
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}
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export function searchPath(object: any, path: string): string {
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let currentChild = object;
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const comps = path.toLowerCase().split('/');
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for (let i = 0; i < comps.length; i++) {
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// Search for a child object with a case-insensitive matching key
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let matchingChild = null;
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for (const key in currentChild) {
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if (key.toLowerCase() === comps[i]) {
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matchingChild = currentChild[key];
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break;
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}
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}
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// Didn't find one. :'(
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if (matchingChild === null) {
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return null;
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}
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// Now check this child...
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currentChild = matchingChild;
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}
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return currentChild;
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}
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