Merge release 5.0

Author: jose-rZM

.clang-format

@@ -9,3 +9,8 @@ SpacesInParentheses: false
 SpaceAfterCStyleCast: true
 AlignConsecutiveDeclarations: true
 AlignConsecutiveAssignments: true
+AccessModifierOffset: -4
+IndentAccessModifiers: false
+SpacesBeforeTrailingComments: 2
+AlignTrailingComments: true
+AllowShortIfStatementsOnASingleLine: false

.github/screenshots/caret_lexing_error.png

@@ -30,7 +30,7 @@
 *.exe
 *.out
 *.app
-parser
+ll1
 
 # Vscode
 .vscode
@@ -40,4 +40,8 @@ lex.l
 lex.yy.c
 
 # IDEA
-.idea
+.idea
+
+build
+
+gen.py

.github/screenshots/caret_parse_error.png

@@ -0,0 +1,59 @@
+cmake_minimum_required(VERSION 3.16)
+
+project(LL1Checker VERSION 5.0.0 LANGUAGES CXX)
+
+cmake_policy(SET CMP0077 NEW)
+
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+option(LL1CHECKER_FORCE_STATIC_RUNTIME
+       "Link C++ runtime and dependencies statically in Release builds" OFF)
+
+if(LL1CHECKER_FORCE_STATIC_RUNTIME)
+    set(BUILD_SHARED_LIBS OFF)
+    if(MSVC)
+        set(CMAKE_MSVC_RUNTIME_LIBRARY
+            "MultiThreaded$<$<CONFIG:Debug>:Debug>")
+    else()
+        add_link_options($<$<CONFIG:Release>:-static>
+                         $<$<CONFIG:Release>:-static-libstdc++>
+                         $<$<CONFIG:Release>:-static-libgcc>)
+    endif()
+    set(Boost_USE_STATIC_LIBS ON)
+endif()
+
+set(LIB_NAME ll1_core)
+set(EXECUTABLE ll1)
+
+if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+    set(CMAKE_BUILD_TYPE Debug CACHE STRING "Build type" FORCE)
+endif()
+
+find_package(Boost 1.78 REQUIRED CONFIG COMPONENTS headers)
+
+find_package(cxxopts QUIET CONFIG)
+if(NOT cxxopts_FOUND)
+    find_path(CXXOPTS_INCLUDE_DIR cxxopts.hpp)
+    if(CXXOPTS_INCLUDE_DIR)
+        add_library(cxxopts INTERFACE)
+        add_library(cxxopts::cxxopts ALIAS cxxopts)
+        target_include_directories(cxxopts INTERFACE ${CXXOPTS_INCLUDE_DIR})
+    else()
+        include(FetchContent)
+        FetchContent_Declare(
+            cxxopts
+            GIT_REPOSITORY https://github.com/jarro2783/cxxopts.git
+            GIT_TAG        v3.1.1
+        )
+        set(FETCHCONTENT_UPDATES_DISCONNECTED ON)
+        FetchContent_MakeAvailable(cxxopts)
+        if(TARGET cxxopts)
+            add_library(cxxopts::cxxopts ALIAS cxxopts)
+        endif()
+    endif()
+endif()
+
+add_subdirectory(src)
+add_subdirectory(app)