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include(SwiftUtils)
function(list_subtract lhs rhs result_var_name)
set(result)
foreach(item IN LISTS lhs)
if(NOT "${item}" IN_LIST rhs)
list(APPEND result "${item}")
endif()
endforeach()
set("${result_var_name}" "${result}" PARENT_SCOPE)
endfunction()
function(list_intersect lhs rhs result_var_name)
set(result)
foreach(item IN LISTS lhs)
if("${item}" IN_LIST rhs)
list(APPEND result "${item}")
endif()
endforeach()
set("${result_var_name}" "${result}" PARENT_SCOPE)
endfunction()
function(list_union lhs rhs result_var_name)
set(result)
foreach(item IN LISTS lhs rhs)
if(NOT "${item}" IN_LIST result)
list(APPEND result "${item}")
endif()
endforeach()
set("${result_var_name}" "${result}" PARENT_SCOPE)
endfunction()
function(_list_add_string_suffix input_list suffix result_var_name)
set(result)
foreach(element ${input_list})
list(APPEND result "${element}${suffix}")
endforeach()
set("${result_var_name}" "${result}" PARENT_SCOPE)
endfunction()
function(list_replace input_list old new)
set(replaced_list)
foreach(item ${${input_list}})
if(${item} STREQUAL ${old})
list(APPEND replaced_list ${new})
else()
list(APPEND replaced_list ${item})
endif()
endforeach()
set("${input_list}" "${replaced_list}" PARENT_SCOPE)
endfunction()
function(precondition_list_empty l message)
precondition(l NEGATE MESSAGE "${message}")
endfunction()
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