ethers.js/misc/admin/lib/utils.js
2021-03-30 19:55:25 -04:00

127 lines
4.2 KiB
JavaScript

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getDateTime = exports.mkdir = exports.resolveProperties = exports.saveJson = exports.loadJson = exports.atomicWrite = exports.sortRecords = exports.sha256 = exports.repeat = void 0;
const fs_1 = __importDefault(require("fs"));
const path_1 = require("path");
const crypto_1 = require("crypto");
function repeat(char, length) {
if (char.length === 0) {
return "";
}
let output = char;
while (output.length < length) {
output = output + output;
}
return output.substring(0, length);
}
exports.repeat = repeat;
function sha256(content) {
const hasher = crypto_1.createHash("sha256");
hasher.update(content);
return "0x" + hasher.digest("hex");
}
exports.sha256 = sha256;
function sortRecords(record) {
const keys = Object.keys(record);
keys.sort();
return keys.reduce((accum, name) => {
accum[name] = record[name];
return accum;
}, {});
}
exports.sortRecords = sortRecords;
function atomicWrite(path, value) {
const tmp = path_1.resolve(__dirname, "../../../.atomic-tmp");
fs_1.default.writeFileSync(tmp, value);
fs_1.default.renameSync(tmp, path);
}
exports.atomicWrite = atomicWrite;
function loadJson(path) {
return JSON.parse(fs_1.default.readFileSync(path).toString());
}
exports.loadJson = loadJson;
function saveJson(filename, data, sort) {
let replacer = undefined;
if (sort) {
replacer = (key, value) => {
if (Array.isArray(value)) {
// pass
}
else if (value && typeof (value) === "object") {
const keys = Object.keys(value);
keys.sort();
return keys.reduce((accum, key) => {
accum[key] = value[key];
return accum;
}, {});
}
return value;
};
}
atomicWrite(filename, JSON.stringify(data, replacer, 2) + "\n");
}
exports.saveJson = saveJson;
function resolveProperties(props) {
return __awaiter(this, void 0, void 0, function* () {
const keys = Object.keys(props);
const promises = yield Promise.all(keys.map((k) => props[k]));
return keys.reduce((accum, key, index) => {
accum[key] = promises[index];
return accum;
}, {});
});
}
exports.resolveProperties = resolveProperties;
// Node 8 does not support recursive mkdir... Remove this in v6.
function mkdir(path) {
let bail = 0;
const dirs = [];
while (path !== "/") {
if (bail++ > 50) {
throw new Error("something bad happened...");
}
if (fs_1.default.existsSync(path)) {
break;
}
dirs.push(path);
path = path_1.dirname(path);
}
while (dirs.length) {
fs_1.default.mkdirSync(dirs.pop());
}
}
exports.mkdir = mkdir;
function zpad(value, length) {
if (length == null) {
length = 2;
}
const str = String(value);
return repeat("0", length - str.length) + str;
}
function getDate(date) {
return [
date.getFullYear(),
zpad(date.getMonth() + 1),
zpad(date.getDate())
].join("-");
}
function getDateTime(date) {
return getDate(date) + " " + [
zpad(date.getHours()),
zpad(date.getMinutes() + 1)
].join(":");
}
exports.getDateTime = getDateTime;