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parse

v1
Brett 2023-07-29 13:38:19 -04:00
parent 21425cff55
commit 90350e8584
4 changed files with 153 additions and 26 deletions
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8
CMakeLists.txt
View File

@ -45,6 +45,10 @@ else()
set(PARSE_FILES "")
endif()
if(EXISTS libraries/parallel-hashmap)
include_directories(libraries/parallel-hashmap)
endif()
#include zlib if the user has it.
find_package(ZLIB QUIET)
@ -69,6 +73,10 @@ target_include_directories(BLT PUBLIC ${CMAKE_CURRENT_BINARY_DIR}/config/)
if(${ZLIB_FOUND})
target_link_libraries(BLT PUBLIC ZLIB::ZLIB)
endif()
if(EXISTS ${CMAKE_SOURCE_DIR}/libraries/parallel-hashmap)
message("Including phmap")
target_include_directories(BLT PUBLIC libraries/parallel-hashmap)
endif()
if(MSVC)
#target_compile_options(BLT PRIVATE /W4)

21
include/blt/nbt/nbt.h
View File

@ -17,13 +17,30 @@
#include "blt/std/filesystem.h"
#include "blt/std/logging.h"
namespace blt::nbt {
#ifndef HASHMAP
#if defined __has_include && __has_include(<parallel_hashmap/phmap.h>)
#define HASHMAP HASHMAP
#include <parallel_hashmap/phmap.h>
#include <parallel_hashmap/phmap_fwd_decl.h>
template<typename K, typename V>
using HASHMAP = std::unordered_map<K, V>;
using HASHMAP = phmap::flat_hash_map<K, V>();
template<typename K>
using HASHSET = phmap::flat_hash_set<K>();
#else
#define HASHMAP HASHMAP
#include <unordered_map>
#include <set>
template<typename K, typename V>
using HASHMAP = std::unordered_map<K, V>();
template<typename K>
using HASHSET = std::unordered_set<K>();
#endif
#endif
namespace blt::nbt {
void writeUTF8String(blt::fs::block_writer& stream, const std::string& str);
std::string readUTF8String(blt::fs::block_reader& stream);

113
include/blt/parse/argparse.h
View File

@ -11,16 +11,33 @@
#include <string>
#include <initializer_list>
#include <optional>
#include <unordered_map>
namespace blt::parser {
#ifndef HASHMAP
#if defined __has_include && __has_include(<parallel_hashmap/phmap.h>)
#define HASHMAP HASHMAP
template<typename K, typename V>
using HASHMAP = std::unordered_map<K, V>();
#include <parallel_hashmap/phmap.h>
#include <parallel_hashmap/phmap_fwd_decl.h>
template<typename K, typename V>
using HASHMAP = phmap::flat_hash_map<K, V>();
template<typename K>
using HASHSET = phmap::flat_hash_set<K>();
#else
#define HASHMAP HASHMAP
#include <unordered_map>
#include <set>
template<typename K, typename V>
using HASHMAP = std::unordered_map<K, V>();
template<typename K>
using HASHSET = std::unordered_set<K>();
#endif
#endif
namespace blt::parser {
enum class arg_action {
STORE,
STORE_CONST,
@ -47,22 +64,31 @@ namespace blt::parser {
std::vector<std::string> flags;
void insertAndSort(const std::string& str);
public:
arg_vector() = default;
arg_vector(std::vector<std::string> args);
arg_vector(const std::vector<std::string>& args);
arg_vector(std::initializer_list<std::string> args);
arg_vector(const std::string& arg);
arg_vector(const char* arg);
arg_vector& operator=(const std::string& arg);
arg_vector& operator=(const char* arg);
arg_vector& operator=(std::initializer_list<std::string>& args);
arg_vector& operator=(std::vector<std::string>& args);
[[nodiscard]] inline std::vector<std::string>& getNames(){
[[nodiscard]] inline std::vector<std::string>& getNames() {
return names;
}
[[nodiscard]] inline std::vector<std::string>& getFlags(){
[[nodiscard]] inline std::vector<std::string>& getFlags() {
return flags;
}
};
@ -74,20 +100,30 @@ namespace blt::parser {
static constexpr int ALL_REQUIRED = 0x4;
int args = 0;
int flags = 0;
void decode(char c);
public:
arg_nargs() = default;
arg_nargs(int args): args(args) {}
arg_nargs(char c);
arg_nargs(std::string s);
arg_nargs(const char* s);
arg_nargs& operator=(const std::string& s);
arg_nargs& operator=(const char* s);
arg_nargs& operator=(char c);
arg_nargs& operator=(int args);
};
struct args_properties {
struct arg_properties {
private:
public:
arg_vector a_flags;
@ -101,12 +137,69 @@ namespace blt::parser {
bool a_required = false;
};
class argparse {
class arg_tokenizer {
private:
static constexpr char FLAG = '-';
std::vector<std::string> args;
size_t nextIndex = 0;
inline const std::string& get(size_t i){
return args[i];
}
inline const std::string& next(size_t& i){
return args[i++];
}
inline bool hasNext(size_t i){
return (size_t)i < args.size();
}
inline bool isFlag(size_t i){
return get(i).starts_with(FLAG);
}
public:
arg_tokenizer() = default;
arg_tokenizer(const char** argv, size_t argc);
inline void forward() {
nextIndex++;
}
inline const std::string& get() {
return get(nextIndex);
}
inline const std::string& next() {
return next(nextIndex);
}
inline bool hasNext() {
return hasNext(nextIndex);
}
inline bool isFlag() {
return isFlag(nextIndex);
}
inline bool isValue() {
return isValue(nextIndex);
}
};
struct arg_results {
private:
public:
};
class argparse {
private:
arg_tokenizer tokenizer;
public:
argparse() = default;
void addArgument(const arg_properties& args);
};
}

11
src/blt/parse/argparse.cpp
View File

@ -7,7 +7,7 @@
namespace blt::parser {
arg_vector::arg_vector(std::vector<std::string> args) {
arg_vector::arg_vector(const std::vector<std::string>& args) {
for (auto& arg : args)
insertAndSort(arg);
}
@ -94,4 +94,13 @@ namespace blt::parser {
if (c == '*')
flags |= ALL;
}
arg_tokenizer::arg_tokenizer(const char** argv, size_t argc) {
for (size_t i = 0; i < argc; i++)
args.emplace_back(argv[i]);
}
void argparse::addArgument(const arg_properties& args) {
}
}