META-INF.dirigible.dev-tools.wasmparser_worker.WasmParserWorker.js Maven / Gradle / Ivy
/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* @param {string} mimeType
* @return {function(string, function(string, ?string, number, number):(!Object|undefined))}
*/
import * as WasmDis from '../third_party/wasmparser/WasmDis.js';
import * as WasmParser from '../third_party/wasmparser/WasmParser.js';
self.onmessage = async function(event) {
const method = /** @type {string} */ (event.data.method);
const params = /** @type !{content: string} */ (event.data.params);
if (!method || method !== 'disassemble') {
return;
}
const response = await fetch(`data:application/wasm;base64,${params.content}`);
const buffer = await response.arrayBuffer();
const data = new Uint8Array(buffer);
const parser = new WasmParser.BinaryReader();
parser.setData(data, 0, data.length);
const nameGenerator = new WasmDis.DevToolsNameGenerator();
nameGenerator.read(parser);
const dis = new WasmDis.WasmDisassembler();
dis.nameResolver = nameGenerator.getNameResolver();
dis.addOffsets = true;
dis.maxLines = 1000000;
parser.setData(data, 0, data.length);
dis.disassembleChunk(parser);
const result = dis.getResult();
this.postMessage({source: result.lines.join('\n'), offsets: result.offsets});
};
/* Legacy exported object */
self.WasmParserWorker = self.WasmParserWorker || {};
/* Legacy exported object */
WasmParserWorker = WasmParserWorker || {};