103 lines
2.8 KiB
C++
103 lines
2.8 KiB
C++
/* ----------------------------------------------------------------------------
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* GTSAM Copyright 2010, Georgia Tech Research Corporation,
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* Atlanta, Georgia 30332-0415
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* All Rights Reserved
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* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
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* See LICENSE for the license information
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* -------------------------------------------------------------------------- */
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/**
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* @file utilities.ccp
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* @author Frank Dellaert
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**/
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#pragma once
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#include <vector>
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#include <exception>
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#include <fstream>
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#include <sstream>
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namespace wrap {
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class CantOpenFile : public std::exception {
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private:
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std::string filename_;
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public:
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CantOpenFile(const std::string& filename) : filename_(filename) {}
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~CantOpenFile() throw() {}
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virtual const char* what() const throw() {
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return ("Can't open file " + filename_).c_str();
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}
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};
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class ParseFailed : public std::exception {
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private:
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int length_;
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public:
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ParseFailed(int length) : length_(length) {}
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~ParseFailed() throw() {}
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virtual const char* what() const throw() {
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std::stringstream buf;
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int len = length_+1;
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buf << "Parse failed at character [" << len << "]";
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return buf.str().c_str();
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}
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};
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class DependencyMissing : public std::exception {
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private:
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std::string dependency_;
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std::string location_;
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public:
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DependencyMissing(const std::string& dep, const std::string& loc) {
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dependency_ = dep;
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location_ = loc;
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}
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~DependencyMissing() throw() {}
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virtual const char* what() const throw() {
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return ("Missing dependency " + dependency_ + " in " + location_).c_str();
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}
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};
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/**
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* read contents of a file into a std::string
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*/
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std::string file_contents(const std::string& filename, bool skipheader=false);
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/**
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* Check whether two files are equal
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* By default, skips the first line of actual so header is not generated
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*/
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bool files_equal(const std::string& expected, const std::string& actual, bool skipheader=true);
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/**
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* Compare strings for unit tests
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*/
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bool assert_equal(const std::string& expected, const std::string& actual);
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bool assert_equal(const std::vector<std::string>& expected, const std::vector<std::string>& actual);
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/**
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* emit a header at the top of generated files
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*/
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void generateHeaderComment(std::ofstream& ofs, const std::string& delimiter);
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// auxiliary function to wrap an argument into a shared_ptr template
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std::string maybe_shared_ptr(bool add, const std::string& type);
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/**
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* Creates the "using namespace [name];" declarations
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*/
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void generateUsingNamespace(std::ofstream& ofs, const std::vector<std::string>& using_namespaces);
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/**
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* Creates the #include statements
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*/
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void generateIncludes(std::ofstream& ofs, const std::string& class_name,
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const std::vector<std::string>& includes);
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} // \namespace wrap
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