// Copyright 2014 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 "tools/gn/output_file.h"

#include "tools/gn/filesystem_utils.h"
#include "tools/gn/source_file.h"

OutputFile::OutputFile() : value_() {
}

OutputFile::OutputFile(const base::StringPiece& str)
    : value_(str.data(), str.size()) {
}

OutputFile::OutputFile(const BuildSettings* build_settings,
                       const SourceFile& source_file)
    : value_(RebaseSourceAbsolutePath(source_file.value(),
                                      build_settings->build_dir())) {
}

OutputFile::~OutputFile() {
}

SourceFile OutputFile::AsSourceFile(const BuildSettings* build_settings) const {
  DCHECK(!value_.empty());
  DCHECK(value_[value_.size() - 1] != '/');
  return SourceFile(build_settings->build_dir().value() + value_);
}

SourceDir OutputFile::AsSourceDir(const BuildSettings* build_settings) const {
  if (!value_.empty()) {
    // Empty means the root build dir. Otherwise, we expect it to end in a
    // slash.
    DCHECK(value_[value_.size() - 1] == '/');
  }
  return SourceDir(build_settings->build_dir().value() + value_);
}