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fix: patch the angular browser.js to allow `{crypto: true, stream: … #2262

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merged 2 commits into from
Feb 4, 2019
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fix: patch the angular browser.js to allow `{crypto: true, stream: … #2262

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8e0c5fd
fix: patch the angular `browser.js` to allow `{crypto: true, stream: …
joshstevens19 Jan 29, 2019
c483327
Merge branch '1.0' into fix/angular-patch-web3
nivida Feb 4, 2019
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17 changes: 17 additions & 0 deletions packages/web3/angular-patch.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
const fs = require('fs');
const f = '../../node_modules/@angular-devkit/build-angular/src/angular-cli-files/models/webpack-configs/browser.js';

// This is because we have to replace the `node:false` in the `/angular-cli-files/models/webpack-configs/browser.js`
// with `node: {crypto: true, stream: true}` to allow web3 to work with angular (as they enforce node: false.)
// as explained here - https://github.com/ethereum/web3.js/issues/2260#issuecomment-458519127
if (fs.existsSync(f)) {
fs.readFile(f, 'utf8', function (err, data) {
if (err) {
return console.log(err);
}
var result = data.replace(/node: false/g, 'node: {crypto: true, stream: true}');
fs.writeFile(f, result, 'utf8', function (err) {
if (err) return console.log(err);
});
});
}
6 changes: 3 additions & 3 deletions packages/web3/package.json
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Expand Up @@ -17,8 +17,7 @@
"API"
],
"author": "ethereum.org",
"authors": [
{
"authors": [{
"name": "Samuel Furter",
"email": "samuel@ethereum.org",
"homepage": "https://github.com/nivida"
Expand Down Expand Up @@ -52,7 +51,8 @@
"build": "rollup -c",
"dev": "rollup -c -w",
"test": "jest",
"dtslint": "dtslint types --onlyTestTsNext"
"dtslint": "dtslint types --onlyTestTsNext",
"postinstall": "node angular-patch.js"
},
"types": "types",
"dependencies": {
Expand Down