🔨 some clean up

develop/detail/parsing/binary_reader.hpp

@@ -1,5 +1,4 @@
-#ifndef NLOHMANN_JSON_DETAIL_PARSING_BINARY_READER_HPP
-#define NLOHMANN_JSON_DETAIL_PARSING_BINARY_READER_HPP
+#pragma once
 
 #include <algorithm> // generate_n
 #include <array> // array
@@ -1089,5 +1088,3 @@ class binary_reader
 };
 }
 }
-
-#endif

develop/detail/parsing/binary_writer.hpp

@@ -1,5 +1,4 @@
-#ifndef NLOHMANN_JSON_DETAIL_PARSING_BINARY_WRITER_HPP
-#define NLOHMANN_JSON_DETAIL_PARSING_BINARY_WRITER_HPP
+#pragma once
 
 #include <algorithm> // reverse
 #include <array> // array
@@ -554,5 +553,3 @@ class binary_writer
 };
 }
 }
-
-#endif

develop/detail/parsing/input_adapters.hpp

@@ -1,5 +1,4 @@
-#ifndef NLOHMANN_JSON_DETAIL_PARSING_INPUT_ADAPTERS_HPP
-#define NLOHMANN_JSON_DETAIL_PARSING_INPUT_ADAPTERS_HPP
+#pragma once
 
 #include <algorithm> // min
 #include <array> // array
@@ -261,5 +260,3 @@ class input_adapter
 };
 }
 }
-
-#endif

develop/detail/parsing/lexer.hpp

@@ -1,5 +1,4 @@
-#ifndef NLOHMANN_JSON_DETAIL_PARSING_LEXER_HPP
-#define NLOHMANN_JSON_DETAIL_PARSING_LEXER_HPP
+#pragma once
 
 #include <clocale> // localeconv
 #include <cstddef> // size_t
@@ -1275,5 +1274,3 @@ scan_number_done:
 };
 }
 }
-
-#endif

develop/detail/parsing/output_adapters.hpp

@@ -1,5 +1,4 @@
-#ifndef NLOHMANN_JSON_DETAIL_PARSING_OUTPUT_ADAPTERS_HPP
-#define NLOHMANN_JSON_DETAIL_PARSING_OUTPUT_ADAPTERS_HPP
+#pragma once
 
 #include <algorithm> // copy
 #include <cstddef> // size_t
@@ -112,5 +111,3 @@ class output_adapter
 };
 }
 }
-
-#endif

develop/detail/parsing/parser.hpp

@@ -1,5 +1,4 @@
-#ifndef NLOHMANN_JSON_DETAIL_PARSING_PARSER_HPP
-#define NLOHMANN_JSON_DETAIL_PARSING_PARSER_HPP
+#pragma once
 
 #include <cassert> // assert
 #include <cmath> // isfinite
@@ -588,5 +587,3 @@ class parser
 };
 }
 }
-
-#endif