codegen/codegen/common/cpp_file.cpp at master-codegen · AyuGram/codegen · GitHub

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// This file is part of Desktop App Toolkit,

// a set of libraries for developing nice desktop applications.

// For license and copyright information please follow this link:

// https://github.com/desktop-app/legal/blob/master/LEGAL

#include "codegen/common/cpp_file.h"

#include <QtCore/QFileInfo>

#include <QtCore/QDir>

namespace codegen {

namespace common {

namespace {

void writeLicense(QTextStream &stream, const ProjectInfo &project) {

stream << "\

// WARNING! All changes made in this file will be lost!\n\

// Created from '" << project.source << "' by '" << project.name << "'\n\

//\n\

// This file is part of Desktop App Toolkit,\n\

// a set of libraries for developing nice desktop applications.\n\

//\n\

// For license and copyright information please follow this link:\n\

// https://github.com/desktop-app/legal/blob/master/LEGAL\n\

//\n";

}

} // namespace

CppFile::CppFile(const QString &path, const ProjectInfo &project)

: stream_(&content_)

, forceReGenerate_(project.forceReGenerate) {

bool cpp = path.endsWith(".cpp", Qt::CaseInsensitive);

QFileInfo info(path);

info.dir().mkpath(".");

filepath_ = info.absoluteFilePath();

writeLicense(stream_, project);

if (cpp) {

include(info.baseName() + ".h").newline();

} else {

stream() << "#pragma once";

newline().newline();

}

CppFile &CppFile::include(const QString &header) {

stream() << "#include \"" << header << "\"";

return newline();

}

CppFile &CppFile::includeFromLibrary(const QString &header) {

stream() << "#include <" << header << ">";

return newline();

}

CppFile &CppFile::pushNamespace(const QString &name) {

namespaces_.push_back(name);

stream() << "namespace";

if (!name.isEmpty()) {

stream() << ' ' << name;

}

stream() << " {";

return newline();

}

CppFile &CppFile::popNamespace() {

if (namespaces_.isEmpty()) {

return *this;

}

auto name = namespaces_.back();

namespaces_.pop_back();

stream() << "} // namespace";

if (!name.isEmpty()) {

stream() << ' ' << name;

}

return newline();

}

bool CppFile::finalize() {

while (!namespaces_.isEmpty()) {

popNamespace();

}

stream_.flush();

QFile file(filepath_);

if (!forceReGenerate_ && file.open(QIODevice::ReadOnly)) {

if (file.readAll() == content_) {

file.close();

return true;

}

file.close();

}

if (!file.open(QIODevice::WriteOnly)) {

return false;

}

if (file.write(content_) != content_.size()) {

return false;

}

return true;

}

bool TouchTimestamp(const QString &basepath) {

auto file = QFile(basepath + ".timestamp");

return file.open(QIODevice::WriteOnly) && (file.write("1", 1) == 1);

}

} // namespace common

} // namespace codegen

codegen/codegen/common/cpp_file.cpp at master-codegen · AyuGram/codegen · GitHub

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