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import { Uuid } from "../Uuid";
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import { argumentNotEmptyString, argumentNotNull } from "../safe";
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import { TraceSource } from "../log/TraceSource";
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import m = require("module");
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const trace = TraceSource.get(m.id);
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export async function createContextRequire(moduleName: string): Promise<Require> {
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argumentNotEmptyString(moduleName, "moduleName");
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const parts = moduleName.split("/");
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if (parts[0] === ".")
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throw new Error("An absolute module path is required");
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if (parts.length > 1)
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parts.splice(-1, 1, Uuid());
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else
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parts.push(Uuid());
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const shim = parts.join("/");
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trace.debug(`define shim ${shim}`);
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return new Promise<Require>(cb => {
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define(shim, ["require"], r => {
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trace.debug("shim resolved");
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return r;
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});
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require([shim], cb);
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});
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}
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export function makeResolver(req: Require) {
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argumentNotNull(req, "req");
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return (name: string) => {
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return new Promise<any>((cb, eb) => {
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req([name], cb, eb);
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});
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};
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}
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