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rollup-addon-dependencies.ts
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rollup-addon-dependencies.ts
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import type { Plugin } from 'rollup';
import { readJsonSync } from 'fs-extra';
import {
emberVirtualPackages,
emberVirtualPeerDeps,
packageName,
templateCompilationModules,
} from '@embroider/core';
const compilationModules = new Set(
templateCompilationModules.map((m) => m.module)
);
function resolvableDependencies() {
let deps = new Set();
let pkg = readJsonSync('package.json');
if (pkg.dependencies) {
for (let name of Object.keys(pkg.dependencies)) {
deps.add(name);
}
}
if (pkg.peerDependencies) {
for (let name of Object.keys(pkg.peerDependencies)) {
deps.add(name);
}
}
return deps;
}
export default function emberExternals(): Plugin {
let deps = resolvableDependencies();
return {
name: 'ember-externals',
async resolveId(source) {
let pkgName = packageName(source);
if (!pkgName) {
// No package name found means this is a relative import, which we don't
// need to deal with.
return;
}
if (
deps.has(pkgName) ||
emberVirtualPeerDeps.has(pkgName) ||
emberVirtualPackages.has(pkgName) ||
compilationModules.has(pkgName)
) {
return { id: source, external: true };
}
},
};
}