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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gn/scope_per_file_provider.h"
#include <memory>
#include "gn/filesystem_utils.h"
#include "gn/settings.h"
#include "gn/source_file.h"
#include "gn/value.h"
#include "gn/variables.h"
#include "last_commit_position.h"
ScopePerFileProvider::ScopePerFileProvider(Scope* scope, bool allow_target_vars)
: ProgrammaticProvider(scope), allow_target_vars_(allow_target_vars) {}
ScopePerFileProvider::~ScopePerFileProvider() = default;
const Value* ScopePerFileProvider::GetProgrammaticValue(
const std::string_view& ident) {
if (ident == variables::kCurrentToolchain)
return GetCurrentToolchain();
if (ident == variables::kDefaultToolchain)
return GetDefaultToolchain();
if (ident == variables::kGnVersion)
return GetGnVersion();
if (ident == variables::kPythonPath)
return GetPythonPath();
if (ident == variables::kRootBuildDir)
return GetRootBuildDir();
if (ident == variables::kRootGenDir)
return GetRootGenDir();
if (ident == variables::kRootOutDir)
return GetRootOutDir();
if (allow_target_vars_) {
if (ident == variables::kTargetGenDir)
return GetTargetGenDir();
if (ident == variables::kTargetOutDir)
return GetTargetOutDir();
}
return nullptr;
}
const Value* ScopePerFileProvider::GetCurrentToolchain() {
if (!current_toolchain_) {
current_toolchain_ = std::make_unique<Value>(
nullptr,
scope_->settings()->toolchain_label().GetUserVisibleName(false));
}
return current_toolchain_.get();
}
const Value* ScopePerFileProvider::GetDefaultToolchain() {
if (!default_toolchain_) {
default_toolchain_ = std::make_unique<Value>(
nullptr,
scope_->settings()->default_toolchain_label().GetUserVisibleName(
false));
}
return default_toolchain_.get();
}
const Value* ScopePerFileProvider::GetGnVersion() {
if (!gn_version_) {
gn_version_ = std::make_unique<Value>(
nullptr, static_cast<int64_t>(LAST_COMMIT_POSITION_NUM));
}
return gn_version_.get();
}
const Value* ScopePerFileProvider::GetPythonPath() {
if (!python_path_) {
python_path_ = std::make_unique<Value>(
nullptr,
FilePathToUTF8(scope_->settings()->build_settings()->python_path()));
}
return python_path_.get();
}
const Value* ScopePerFileProvider::GetRootBuildDir() {
if (!root_build_dir_) {
root_build_dir_ = std::make_unique<Value>(
nullptr, DirectoryWithNoLastSlash(
scope_->settings()->build_settings()->build_dir()));
}
return root_build_dir_.get();
}
const Value* ScopePerFileProvider::GetRootGenDir() {
if (!root_gen_dir_) {
root_gen_dir_ = std::make_unique<Value>(
nullptr, DirectoryWithNoLastSlash(GetBuildDirAsSourceDir(
BuildDirContext(scope_), BuildDirType::GEN)));
}
return root_gen_dir_.get();
}
const Value* ScopePerFileProvider::GetRootOutDir() {
if (!root_out_dir_) {
root_out_dir_ = std::make_unique<Value>(
nullptr, DirectoryWithNoLastSlash(GetScopeCurrentBuildDirAsSourceDir(
scope_, BuildDirType::TOOLCHAIN_ROOT)));
}
return root_out_dir_.get();
}
const Value* ScopePerFileProvider::GetTargetGenDir() {
if (!target_gen_dir_) {
target_gen_dir_ = std::make_unique<Value>(
nullptr, DirectoryWithNoLastSlash(GetScopeCurrentBuildDirAsSourceDir(
scope_, BuildDirType::GEN)));
}
return target_gen_dir_.get();
}
const Value* ScopePerFileProvider::GetTargetOutDir() {
if (!target_out_dir_) {
target_out_dir_ = std::make_unique<Value>(
nullptr, DirectoryWithNoLastSlash(GetScopeCurrentBuildDirAsSourceDir(
scope_, BuildDirType::OBJ)));
}
return target_out_dir_.get();
}
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