add bs58 as a dependency

override some of its imports as they would just add
a lot of nodejs fluff that needs stubbing out for a browser.
This commit is contained in:
Bruno Windels 2020-09-16 16:58:35 +02:00
parent 0c6b6b18f1
commit ff09f82f81
5 changed files with 51 additions and 2 deletions

View file

@ -48,6 +48,7 @@
},
"dependencies": {
"another-json": "^0.2.0",
"bs58": "^4.0.1",
"olm": "https://packages.matrix.org/npm/olm/olm-3.1.4.tgz"
}
}

View file

@ -0,0 +1,6 @@
module.exports = class Buffer {
static isBuffer() {return false;}
static from(arrayBuffer) {return arrayBuffer;}
static allocUnsafe(size) {return Buffer.alloc(size);}
static alloc(size) {return new Uint8Array(size);}
};

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@ -0,0 +1 @@
module.exports.Buffer = require("buffer");

View file

@ -22,18 +22,34 @@ import { fileURLToPath } from 'url';
import { dirname } from 'path';
// needed to translate commonjs modules to esm
import commonjs from '@rollup/plugin-commonjs';
// multi-entry plugin so we can add polyfill file to main
import { nodeResolve } from '@rollup/plugin-node-resolve';
import {removeDirIfExists} from "./common.mjs";
const __filename = fileURLToPath(import.meta.url);
const __dirname = dirname(__filename);
const projectDir = path.join(__dirname, "../");
/** function used to resolve common-js require calls below. */
function packageIterator(request, start, defaultIterator) {
// this is just working for bs58, would need to tune it further for other dependencies
if (request === "safe-buffer") {
return [path.join(projectDir, "/scripts/package-overrides/safe-buffer")];
} else if (request === "buffer/") {
return [path.join(projectDir, "/scripts/package-overrides/buffer")];
} else {
return defaultIterator();
}
}
async function commonjsToESM(src, dst) {
// create js bundle
const bundle = await rollup({
input: src,
plugins: [commonjs()]
plugins: [commonjs(), nodeResolve({
browser: true,
preferBuiltins: false,
customResolveOptions: {packageIterator}
})]
});
const {output} = await bundle.generate({
format: 'es'
@ -59,6 +75,12 @@ async function populateLib() {
path.join(modulesDir, 'another-json/another-json.js'),
path.join(libDir, "another-json/index.js")
);
// transpile bs58 to esm
await fs.mkdir(path.join(libDir, "bs58/"));
await commonjsToESM(
path.join(modulesDir, 'bs58/index.js'),
path.join(libDir, "bs58/index.js")
);
}
populateLib();

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@ -931,6 +931,13 @@ balanced-match@^1.0.0:
resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
integrity sha1-ibTRmasr7kneFk6gK4nORi1xt2c=
base-x@^3.0.2:
version "3.0.8"
resolved "https://registry.yarnpkg.com/base-x/-/base-x-3.0.8.tgz#1e1106c2537f0162e8b52474a557ebb09000018d"
integrity sha512-Rl/1AWP4J/zRrk54hhlxH4drNxPJXYUaKffODVI53/dAsV4t9fBxyxYKAVPU1XBHxYwOWP9h9H0hM2MVw4YfJA==
dependencies:
safe-buffer "^5.0.1"
boolbase@~1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/boolbase/-/boolbase-1.0.0.tgz#68dff5fbe60c51eb37725ea9e3ed310dcc1e776e"
@ -954,6 +961,13 @@ browserslist@^4.12.0, browserslist@^4.8.5:
escalade "^3.0.2"
node-releases "^1.1.60"
bs58@^4.0.1:
version "4.0.1"
resolved "https://registry.yarnpkg.com/bs58/-/bs58-4.0.1.tgz#be161e76c354f6f788ae4071f63f34e8c4f0a42a"
integrity sha1-vhYedsNU9veIrkBx9j806MTwpCo=
dependencies:
base-x "^3.0.2"
builtin-modules@^3.1.0:
version "3.1.0"
resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-3.1.0.tgz#aad97c15131eb76b65b50ef208e7584cd76a7484"
@ -1726,6 +1740,11 @@ rollup@^2.26.4:
optionalDependencies:
fsevents "~2.1.2"
safe-buffer@^5.0.1:
version "5.2.1"
resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.2.1.tgz#1eaf9fa9bdb1fdd4ec75f58f9cdb4e6b7827eec6"
integrity sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==
safe-buffer@~5.1.1:
version "5.1.2"
resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"