18 lines
694 B
TypeScript
18 lines
694 B
TypeScript
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import * as webpack from "webpack";
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import {RawSourceMap} from "source-map";
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import LoaderContext = webpack.loader.LoaderContext;
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const wabt = require("wabt");
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const filename = "module.wast";
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export default function loader(this: LoaderContext, source: string | Buffer, sourceMap?: RawSourceMap): string | Buffer | void | undefined {
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this.cacheable();
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const module = wabt.parseWat(filename, source);
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const { buffer } = module.toBinary({ write_debug_names: true, relocatable: true, canonicalize_lebs: true, log: true });
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this.emitFile("test.wasm", buffer, null);
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const result = `module.exports = new Uint8Array([${buffer.join(",")}]);`;
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this.callback(null, result);
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}
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