RequireJsResolver.ts
74 lines
| 2.1 KiB
| video/mp2t
|
TypeScriptLexer
cin
|
r34 | import { ModuleResolverBase } from "./ModuleResolverBase"; | |
| import { Uuid } from "../Uuid"; | |||
| import { argumentNotEmptyString } from "../safe"; | |||
| import { TraceSource } from "../log/TraceSource"; | |||
| declare function require(modules: string[], cb?: (...args: any[]) => any): void; | |||
| declare function define(name: string, modules: string[], cb?: (...args: any[]) => any): void; | |||
| class RequireJsResolverParams { | |||
| contextRequire: (modules: string[], cb?: (...args: any[]) => any) => void | |||
| base: string | |||
| } | |||
| TraceSource.get("RequireJsResolver"); | |||
| export class RequireJsResolver extends ModuleResolverBase { | |||
| _contextRequire = require | |||
| _base: string | |||
| constructor(opts) { | |||
| super(); | |||
| if (opts) { | |||
| if (opts.contextRequire) | |||
| this._contextRequire = opts.contextRequire; | |||
| if (opts.base) { | |||
| if (opts.base.indexOf("./") == 0) | |||
| throw new Error(`A module id should be an absolute: '${opts.base}'`); | |||
| this._base = opts.base; | |||
| } | |||
| } | |||
| } | |||
| async createResolver(moduleName: string): Promise<ModuleResolverBase> { | |||
| argumentNotEmptyString(moduleName, "moduleName"); | |||
| let parts = moduleName.split("/"); | |||
| if (parts[0] == ".") { | |||
| if (this._base) | |||
| parts[0] = this._base; | |||
| else | |||
| throw new Error(`Can't resolve a relative module '${moduleName}'`); | |||
| } | |||
| if(parts.length > 1) | |||
| parts.splice(-1,1,Uuid()); | |||
| else | |||
| parts.push(Uuid()); | |||
| var shim = parts.join('/'); | |||
| let contextRequire = await new Promise((resolve, reject) => { | |||
| define(shim, ["require"], function (ctx) { | |||
| resolve(ctx); | |||
| }) | |||
| }); | |||
| return new RequireJsResolver({ | |||
| base: parts.slice(0,-1).join('/'), | |||
| contextRequire: contextRequire | |||
| }); | |||
| } | |||
| async loadModule(moduleName: string): Promise<Object> { | |||
| return new Promise<Object>((resolve) => this._contextRequire.call(null, [moduleName], resolve) | |||
| ); | |||
| } | |||
| } |