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426878c884
It's much better to tell the user "hey, the magic numbers don't check out" than "oh there was a problem with your input" :P Also refactors some stuff to make it possible to efficiently use the parser error enum without it getting in the way.
36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
/*
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* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibCore/ArgsParser.h>
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#include <LibCore/File.h>
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#include <LibCore/FileStream.h>
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#include <LibWasm/Types.h>
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int main(int argc, char* argv[])
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{
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const char* filename = nullptr;
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Core::ArgsParser parser;
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parser.add_positional_argument(filename, "File name to parse", "file");
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parser.parse(argc, argv);
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auto result = Core::File::open(filename, Core::IODevice::OpenMode::ReadOnly);
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if (result.is_error()) {
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warnln("Failed to open {}: {}", filename, result.error());
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return 1;
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}
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auto stream = Core::InputFileStream(result.release_value());
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auto parse_result = Wasm::Module::parse(stream);
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if (parse_result.is_error()) {
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warnln("Something went wrong, either the file is invalid, or there's a bug with LibWasm!");
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warnln("The parse error was {}", Wasm::parse_error_to_string(parse_result.error()));
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return 2;
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}
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return 0;
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}
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