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-rw-r--r--cmake/script/GenerateHeaderFromJson.cmake30
1 files changed, 14 insertions, 16 deletions
diff --git a/cmake/script/GenerateHeaderFromJson.cmake b/cmake/script/GenerateHeaderFromJson.cmake
index 279ceedf04..4a3bddb323 100644
--- a/cmake/script/GenerateHeaderFromJson.cmake
+++ b/cmake/script/GenerateHeaderFromJson.cmake
@@ -2,23 +2,21 @@
# Distributed under the MIT software license, see the accompanying
# file COPYING or https://opensource.org/license/mit/.
+cmake_path(GET JSON_SOURCE_PATH STEM json_source_basename)
+
file(READ ${JSON_SOURCE_PATH} hex_content HEX)
-string(REGEX MATCHALL "([A-Za-z0-9][A-Za-z0-9])" bytes "${hex_content}")
+string(REGEX REPLACE "................" "\\0\n" formatted_bytes "${hex_content}")
+string(REGEX REPLACE "[^\n][^\n]" "0x\\0, " formatted_bytes "${formatted_bytes}")
-file(WRITE ${HEADER_PATH} "#include <string>\n")
-file(APPEND ${HEADER_PATH} "namespace json_tests{\n")
-get_filename_component(json_source_basename ${JSON_SOURCE_PATH} NAME_WE)
-file(APPEND ${HEADER_PATH} "static const std::string ${json_source_basename}{\n")
+set(header_content
+"#include <string_view>
-set(i 0)
-foreach(byte ${bytes})
- math(EXPR i "${i} + 1")
- math(EXPR remainder "${i} % 8")
- if(remainder EQUAL 0)
- file(APPEND ${HEADER_PATH} "0x${byte},\n")
- else()
- file(APPEND ${HEADER_PATH} "0x${byte}, ")
- endif()
-endforeach()
+namespace json_tests {
+inline constexpr char detail_${json_source_basename}_bytes[] {
+${formatted_bytes}
+};
-file(APPEND ${HEADER_PATH} "\n};};")
+inline constexpr std::string_view ${json_source_basename}{std::begin(detail_${json_source_basename}_bytes), std::end(detail_${json_source_basename}_bytes)};
+}
+")
+file(WRITE ${HEADER_PATH} "${header_content}")