ethers.js/admin/local.js

102 lines
2.7 KiB
JavaScript

"use strict";
const packlist = require("npm-packlist");
const tar = require("tar");
const keccak256 = (function() {
try {
return require("../packages/keccak256").keccak256;
} catch (error) {
console.log("Cannot load Keccak256 (maybe not built yet? Not really a problem for most things)");
return null;
}
})();
const { dirnames, loadPackage, ROOT } = require("./depgraph");
const { resolve, saveJson } = require("./utils");
function sorted(obj) {
if (Array.isArray(obj)) { return obj.map(sorted); }
if (obj == null || typeof(obj) !== "object") { return obj; }
const keys = Object.keys(obj);
keys.sort();
const result = { };
keys.forEach((key) => { result[key] = sorted(obj[key]); });
return result;
}
function savePackage(dirname, info) {
return saveJson(resolve(ROOT, dirname, "package.json"), sorted(info));
}
async function createTarball(dirname) {
let base = resolve(ROOT, dirname);
// From NPM publish, create the packed version
let files = await packlist({ path: base });
files = files.map((f) => ("./" + f));
let options = {
cwd: base,
prefix: 'package/',
portable: true,
sync: true,
// Provide a specific date in the 1980s for the benefit of zip,
// which is confounded by files dated at the Unix epoch 0.
mtime: new Date('1985-10-26T08:15:00.000Z'),
gzip: true
};
// Take the hash of the package sans
return tar.create(options, files).read();
}
async function updatePackage(dirname, values) {
let info = loadPackage(dirname);
if (values) {
for (let key in values) {
info[key] = values[key];
}
}
/*
["dependencies", "devDependencies"].forEach((key) => {
let deps = info[key] || [];
for (let name in deps) {
if (name.substring(0, "@ethersproject".length) === "@ethersproject" || name === "ethers") {
deps[name] = ">5.0.0-beta.0";
}
}
});
*/
//if (dirname !== "ethers") {
// delete info.publishConfig.tag;
//}
// Create a normalized version sans tarballHash to compute the tarballHash
delete info.tarballHash;
savePackage(dirname, info);
// Compute the tarballHash
let tarball = await createTarball(dirname);
info.tarballHash = keccak256(tarball);
// Save the updated package.json to disk
savePackage(dirname, info);
return info;
}
module.exports = {
ROOT: ROOT,
createTarball: createTarball,
dirnames: dirnames,
getVersion: function(dirname) { return ((loadPackage(dirname) || {}).version || null); },
loadPackage: loadPackage,
savePackage: savePackage,
updatePackage: updatePackage,
}