src/tint/lang/wgsl/reader/reader.cc

// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "src/tint/lang/wgsl/reader/reader.h"

#include <utility>

#include "src/tint/lang/wgsl/reader/lower/lower.h"
#include "src/tint/lang/wgsl/reader/parser/parser.h"
#include "src/tint/lang/wgsl/reader/program_to_ir/program_to_ir.h"
#include "src/tint/lang/wgsl/resolver/resolve.h"

namespace tint::wgsl::reader {

Program Parse(const Source::File* file) {
    Parser parser(file);
    parser.Parse();
    return resolver::Resolve(parser.builder());
}

Result<core::ir::Module> WgslToIR(const Source::File* file) {
    Program program = Parse(file);
    auto module = ProgramToIR(program);
    if (!module) {
        return module.Failure();
    }
    // WGSL-dialect -> core-dialect
    if (auto res = Lower(module.Get()); !res) {
        return res.Failure();
    }
    return module;
}

}  // namespace tint::wgsl::reader