webpack/lib/dependencies/WebAssemblyImportDependency.js

55 lines
1.5 KiB
JavaScript

/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const DependencyReference = require("./DependencyReference");
const ModuleDependency = require("./ModuleDependency");
const UnsupportedWebAssemblyFeatureError = require("../wasm/UnsupportedWebAssemblyFeatureError");
/** @typedef {import("@webassemblyjs/ast").ModuleImportDescription} ModuleImportDescription */
class WebAssemblyImportDependency extends ModuleDependency {
/**
* @param {string} request the request
* @param {string} name the imported name
* @param {ModuleImportDescription} description the WASM ast node
* @param {false | string} onlyDirectImport if only direct imports are allowed
*/
constructor(request, name, description, onlyDirectImport) {
super(request);
/** @type {string} */
this.name = name;
/** @type {ModuleImportDescription} */
this.description = description;
/** @type {false | string} */
this.onlyDirectImport = onlyDirectImport;
}
getReference() {
if (!this.module) return null;
return new DependencyReference(this.module, [this.name], false);
}
getErrors() {
if (
this.onlyDirectImport &&
this.module &&
!this.module.type.startsWith("webassembly")
) {
return [
new UnsupportedWebAssemblyFeatureError(
`Import "${this.name}" from "${this.request}" with ${this.onlyDirectImport} can only be used for direct wasm to wasm dependencies`
)
];
}
}
get type() {
return "wasm import";
}
}
module.exports = WebAssemblyImportDependency;