blob: d5c8b189f6383d63a30d90ef6ff3417624a5c5aa [file] [log] [blame]
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
/// API needed by `utils/front_end/summary_worker.dart`, a tool used to compute
/// summaries in build systems like bazel, pub-build, and package-build.
import 'dart:async' show Future;
import 'package:front_end/src/api_prototype/file_system.dart';
import 'package:front_end/src/base/processed_options.dart';
import 'package:front_end/src/kernel_generator_impl.dart';
import 'package:kernel/target/targets.dart' show Target;
import '../api_prototype/compiler_options.dart';
import 'compiler_state.dart';
export 'compiler_state.dart';
export '../api_prototype/standard_file_system.dart' show StandardFileSystem;
export '../fasta/fasta_codes.dart' show LocatedMessage;
export '../fasta/severity.dart' show Severity;
Future<InitializedCompilerState> initializeCompiler(
InitializedCompilerState oldState,
Uri sdkSummary,
Uri packagesFile,
List<Uri> inputSummaries,
Target target,
FileSystem fileSystem) async {
// TODO(sigmund): use incremental compiler when it supports our use case.
// Note: it is common for the summary worker to invoke the compiler with the
// same input summary URIs, but with different contents, so we'd need to be
// able to track shas or modification time-stamps to be able to invalidate the
// old state appropriately.
CompilerOptions options = new CompilerOptions()
..sdkSummary = sdkSummary
..packagesFileUri = packagesFile
..inputSummaries = inputSummaries = target
..fileSystem = fileSystem
..chaseDependencies = true;
ProcessedOptions processedOpts = new ProcessedOptions(options, true, []);
return new InitializedCompilerState(options, processedOpts);
Future<List<int>> compile(InitializedCompilerState compilerState,
List<Uri> inputs, ProblemHandler problemHandler) async {
CompilerOptions options = compilerState.options;
options..onProblem = problemHandler;
ProcessedOptions processedOpts = compilerState.processedOpts;
var result = await generateKernel(processedOpts,
buildSummary: true, buildProgram: false, truncateSummary: true);
return result?.summary;