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utils.js
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utils.js
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import {readFileSync} from 'node:fs';
// inject tests
import {run_tests} from './ens-normalize.js/src/utils.js';
export function run_validation_tests(fn, tests) {
if (!tests) {
tests = JSON.parse(readFileSync(new URL('./ens-normalize.js/validate/tests.json', import.meta.url)));
//tests = JSON.parse(readFileSync(new URL('./validation-tests/1.6.4.json', import.meta.url)));
}
return run_tests(fn, tests);
}
export function read_labels() {
const file = new URL('./ens-labels/labels.json', import.meta.url);
return JSON.parse(readFileSync(file));
}
export function split_on(v, x) {
let ret = [];
let pos = 0;
while (true) {
let next = v.indexOf(x, pos);
if (next == -1) break;
ret.push(v.slice(pos, next));
pos = next + 1;
}
ret.push(v.slice(pos));
return ret;
}
export function html_escape(s) {
return s.replaceAll(/[<>&]/gu, x => `&#${x.charCodeAt(0)};`);
}
export function datehash(date) {
let y = date.getFullYear().toString().padStart(4, '0');
let m = (1 + date.getMonth()).toString().padStart(2, '0');
let d = date.getDate().toString().padStart(2, '0');
return y+m+d;
}
export function quoted_split(line, sep = ',') {
if (line.includes('"')) throw new Error('nyi'); // teehee
return line.split(sep);
}
export function read_csv(src) {
let lines = readFileSync(src, {encoding: 'utf8'}).split('\n');
let header = quoted_split(lines.shift());
return lines.map(line => {
let v = quoted_split(line);
return Object.fromEntries(header.map((k, i) => [k, v[i]]));
});
}