C++ parsing DSL.zip

# Copyright (C) 2020-2023 Jonathan Müller and lexy contributors # SPDX-License-Identifier: BSL-1.0 get_filename_component(include_dir ${CMAKE_CURRENT_SOURCE_DIR}/../include/lexy ABSOLUTE) get_filename_component(ext_include_dir ${CMAKE_CURRENT_SOURCE_DIR}/../include/lexy_ext ABSOLUTE) set(header_files ${include_dir}/_detail/any_ref.hpp ${include_dir}/_detail/assert.hpp ${include_dir}/_detail/buffer_builder.hpp ${include_dir}/_detail/code_point.hpp ${include_dir}/_detail/config.hpp ${include_dir}/_detail/detect.hpp ${include_dir}/_detail/integer_sequence.hpp ${include_dir}/_detail/invoke.hpp ${include_dir}/_detail/iterator.hpp ${include_dir}/_detail/lazy_init.hpp ${include_dir}/_detail/memory_resource.hpp ${include_dir}/_detail/nttp_string.hpp ${include_dir}/_detail/stateless_lambda.hpp ${include_dir}/_detail/std.hpp ${include_dir}/_detail/string_view.hpp ${include_dir}/_detail/swar.hpp ${include_dir}/_detail/tuple.hpp ${include_dir}/_detail/type_name.hpp ${include_dir}/action/base.hpp ${include_dir}/action/match.hpp ${include_dir}/action/parse.hpp ${include_dir}/action/parse_as_tree.hpp ${include_dir}/action/scan.hpp ${include_dir}/action/validate.hpp ${include_dir}/callback/adapter.hpp ${include_dir}/callback/aggregate.hpp ${include_dir}/callback/base.hpp ${include_dir}/callback/bind.hpp ${include_dir}/callback/bit_cast.hpp ${include_dir}/callback/composition.hpp ${include_dir}/callback/constant.hpp ${include_dir}/callback/container.hpp ${include_dir}/callback/fold.hpp ${include_dir}/callback/forward.hpp ${include_dir}/callback/integer.hpp ${include_dir}/callback/noop.hpp ${include_dir}/callback/object.hpp ${include_dir}/callback/string.hpp ${include_dir}/dsl/any.hpp ${include_dir}/dsl/ascii.hpp ${include_dir}/dsl/base.hpp ${include_dir}/dsl/bits.hpp ${include_dir}/dsl/bom.hpp ${include_dir}/dsl/brackets.hpp ${include_dir}/dsl/branch.hpp ${include_dir}/dsl/byte.hpp ${include_dir}/dsl/capture.hpp ${include_dir}/dsl/case_folding.hpp ${include_dir}/dsl/char_class.hpp ${include_dir}/dsl/choice.hpp ${include_dir}/dsl/code_point.hpp ${include_dir}/dsl/combination.hpp ${include_dir}/dsl/context_counter.hpp ${include_dir}/dsl/context_flag.hpp ${include_dir}/dsl/context_identifier.hpp ${include_dir}/dsl/delimited.hpp ${include_dir}/dsl/digit.hpp ${include_dir}/dsl/effect.hpp ${include_dir}/dsl/eof.hpp ${include_dir}/dsl/error.hpp ${include_dir}/dsl/expression.hpp ${include_dir}/dsl/follow.hpp ${include_dir}/dsl/flags.hpp ${include_dir}/dsl/identifier.hpp ${include_dir}/dsl/if.hpp ${include_dir}/dsl/integer.hpp ${include_dir}/dsl/lookahead.hpp ${include_dir}/dsl/loop.hpp ${include_dir}/dsl/member.hpp ${include_dir}/dsl/newline.hpp ${include_dir}/dsl/option.hpp ${include_dir}/dsl/operator.hpp ${include_dir}/dsl/parse_as.hpp ${include_dir}/dsl/parse_tree_node.hpp ${include_dir}/dsl/peek.hpp ${include_dir}/dsl/position.hpp ${include_dir}/dsl/production.hpp ${include_dir}/dsl/punctuator.hpp ${include_dir}/dsl/recover.hpp ${include_dir}/dsl/repeat.hpp ${include_dir}/dsl/return.hpp ${include_dir}/dsl/scan.hpp ${include_dir}/dsl/separator.hpp ${include_dir}/dsl/sequence.hpp ${include_dir}/dsl/sign.hpp ${include_dir}/dsl/subgrammar.hpp ${include_dir}/dsl/symbol.hpp ${include_dir}/dsl/terminator.hpp ${include_dir}/dsl/times.hpp ${include_dir}/dsl/token.hpp ${include_dir}/dsl/unicode.hpp ${include_dir}/dsl/until.hpp ${include_dir}/dsl/whitespace.hpp ${include_dir}/input/argv_input.hpp ${include_dir}/input/base.hpp ${include_dir}/input/buffer.hpp ${include_dir}/input/file.hpp ${include_dir}/input/lexeme_input.hpp ${include_dir}/input/parse_tree_input.hpp ${include_dir}/input/range_input.hpp ${include_dir}/input/string_input.hpp ${include_dir}/callback.hpp ${include_dir}/code_point.hpp ${include_dir}/dsl.hpp ${include_dir}/encoding.hpp ${include_dir}/error.hpp ${include_dir}/grammar.hpp ${include_dir}/input_location.hpp ${include_dir}/lexeme.hpp ${include_dir}/parse_tree.hpp ${include_dir}/token.hpp ${include_dir}/visualize.hpp PARENT_SCOPE) set(ext_header_files ${ext_include_dir}/compiler_explorer.hpp ${ext_include_dir}/parse_tree_algorithm.hpp ${ext_include_dir}/parse_tree_doctest.hpp ${ext_include_dir}/report_error.hpp ${ext_include_dir}/shell.hpp PARENT_SCOPE) # Base target for common options. add_library(_lexy_base INTERFACE) target_sources(_lexy_base INTERFACE ${header_files}) if(LEXY_FORCE_CPP17) target_compile_features(_lexy_base INTERFACE cxx_std_17) else() if("cxx_std_20" IN_LIST CMAKE_CXX_COMPILE_FEATURES) target_compile_features(_lexy_base INTERFACE cxx_std_20) else() target_compile_features(_lexy_base INTERFACE cxx_std_17) endif() endif() if (LEXY_USER_CONFIG_HEADER) if(EXISTS ${LEXY_USER_CONFIG_HEADER}) target_compile_definitions(_lexy_base INTERFACE LEXY_USER_CONFIG_HEADER="${LEXY_USER_CONFIG_HEADER}") else() message(WARNING "User config header for lexy specified as '${LEXY_USER_CONFIG_HEADER}', but not found.") endif() endif() function(add_alias name target) add_library(foonathan::${name} ALIAS ${target}) set_target_properties(${target} PROPERTIES EXPORT_NAME ${name}) endfunction() include(GNUInstallDirs) # Core library. add_library(lexy_core INTERFACE) add_alias(lexy::core lexy_core) target_link_libraries(lexy_core INTERFACE _lexy_base) target_include_directories(lexy_core SYSTEM INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../include> $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> ) # Core library with warnings; for development only. add_library(lexy_dev INTERFACE) add_alias(lexy::dev lexy_dev) target_link_libraries(lexy_dev INTERFACE _lexy_base) target_include_directories(lexy_dev INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../include> $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> ) if(${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang") if("${CMAKE_CXX_SIMULATE_ID}" STREQUAL "MSVC") target_compile_options(lexy_dev INTERFACE /WX /W3 /D _CRT_SECURE_NO_WARNINGS) else() target_compile_options(lexy_dev INTERFACE -pedantic-errors -Werror -Wall -Wextra -Wconversion -Wsign-conversion) endif() # clang doesn't like operator precedence rules we're using for the DSL. target_compile_options(lexy_dev INTERFACE -Wno-shift-op-parentheses -Wno-parentheses-equality) elseif(${CMAKE_CXX_COMPILER_ID} STREQUAL "GNU") target_compile_options(lexy_dev INTERFACE -pedantic-errors -Werror -Wall -Wextra -Wconversion -Wsign-conversion) # GCC doesn't like the operator precedence rules we're using for the DSL. target_compile_options(lexy_dev INTERFACE -Wno-parentheses) # GCC doesn't properly detect when local typedefs escape via the return type. target_compile_options(lexy_dev INTERFACE -Wno-unused-local-typedefs) # GCC's arry bounds, maybe uninitialized, and restrict warning seems to have false positives. target_compile_options(lexy_dev INTERFACE -Wno-array-bounds -Wno-maybe-uninitialized -Wno-restrict) elseif(MSVC) target_compile_options(lexy_dev INTERFACE /W