next
Version:
The React Framework
47 lines (46 loc) • 1.57 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.requireDependencies = requireDependencies;
var _path = require("path");
var _fs = require("fs");
var _vm = require("vm");
function requireDependencies(params) {
const { context , requireCache , dependencies } = params;
const requireFn = createRequire(context, requireCache);
for (const { path , mapExports } of dependencies){
const mod = requireFn(path, path);
for (const mapKey of Object.keys(mapExports)){
context[mapExports[mapKey]] = mod[mapKey];
}
}
}
function createRequire(context, cache) {
return function requireFn(referrer, specifier) {
const resolved = require.resolve(specifier, {
paths: [
(0, _path).dirname(referrer)
]
});
const cached = cache.get(resolved);
if (cached !== undefined) {
return cached.exports;
}
const module = {
exports: {},
loaded: false,
id: resolved
};
cache.set(resolved, module);
const fn = (0, _vm).runInContext(`(function(module,exports,require,__dirname,__filename) {${(0, _fs).readFileSync(resolved, 'utf-8')}\n})`, context);
try {
fn(module, module.exports, requireFn.bind(null, resolved), (0, _path).dirname(resolved), resolved);
} finally{
cache.delete(resolved);
}
module.loaded = true;
return module.exports;
};
}
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