Add the possibility to keep the table and column names as in the DDL

scripts/ddl2cpp

@@ -48,28 +48,32 @@ def get_include_guard_name(namespace, inputfile):
   val = re.sub("[^A-Za-z]+", "_", namespace + '_' + os.path.basename(inputfile))
   return val.upper()
 
+def identity_naming_func(s):
+  return s
 
-def repl_func(m):
+def repl_camel_case_func(m):
   if m.group(1) == '_':
     return m.group(2).upper()
   else:
     return m.group(1) + m.group(2).upper()
 
 
+def class_name_naming_func(s):
+  return re.sub("(^|\s|[_0-9])(\S)", repl_camel_case_func, s)
+
+
+def member_name_naming_func(s):
+  return re.sub("(\s|_|[0-9])(\S)", repl_camel_case_func, s)
+
+toClassName = class_name_naming_func
+toMemberName = member_name_naming_func
+
 def repl_func_for_args(m):
   if m.group(1) == '-':
     return m.group(2).upper()
   else:
     return m.group(1) + m.group(2).upper()
 
-def toClassName(s):
-  return re.sub("(^|\s|[_0-9])(\S)", repl_func, s)
-
-
-def toMemberName(s):
-  return re.sub("(\s|_|[0-9])(\S)", repl_func, s)
-
-
 def setArgumentBool(s, bool_value):
     first_lower = lambda s: s[:1].lower() + s[1:] if s else ''  # http://stackoverflow.com/a/3847369/5006740
     var_name = first_lower(re.sub("(\s|-|[0-9])(\S)", repl_func_for_args, s))
@@ -113,6 +117,7 @@ optionalArgs = {
     '-fail-on-parse': "abort instead of silent genereation of unusable headers",  # failOnParse = True
     '-warn-on-parse': "warn about unusable headers, but continue",  # warnOnParse = True
     '-auto-id': "Assume column 'id' to have an automatic value as if AUTO_INCREMENT was specified (e.g. implicit for SQLite ROWID)",  # autoId = True
+    '-identity-naming': "Use table and column names from the ddl (defaults to UpperCamelCase for tables and lowerCamelCase for columns",  # identityNaming = True
     '-help': "show this help"
 }
 
@@ -129,6 +134,7 @@ failOnParse = False
 warnOnParse = False
 parseError = "Parsing error, possible reason: can't parse default value for a field"
 autoId = False
+identityNaming = False
 
 
 if len(sys.argv) >= 4:
@@ -143,6 +149,10 @@ if len(sys.argv) >= 4:
         else:
             pass
 
+if identityNaming:
+    toClassName = identity_naming_func
+    toMemberName = identity_naming_func
+
 pathToDdl = sys.argv[firstPositional]
 
 pathToHeader = sys.argv[firstPositional + 1] + '.h'

test_scripts/CMakeLists.txt

@@ -58,16 +58,26 @@ if (${PYTHONINTERP_FOUND})
 										 "${CMAKE_CURRENT_BINARY_DIR}/fail"
 										 test)
 
-		set(sqlpp.test.generated.sample "${CMAKE_CURRENT_BINARY_DIR}/Sample")
+    foreach(sample_name sample sample_identity_naming)
-		include_directories(${CMAKE_CURRENT_BINARY_DIR})
+      set(sqlpp.test.generated.sample.include "${CMAKE_CURRENT_BINARY_DIR}/${sample_name}")
-		add_custom_command(
+      include_directories(${CMAKE_CURRENT_BINARY_DIR})
-				OUTPUT "${sqlpp.test.generated.sample}.h"
+      set(use_identity_naming)
-				COMMAND "${PYTHON_EXECUTABLE}" "${CMAKE_CURRENT_LIST_DIR}/../scripts/ddl2cpp" "${CMAKE_CURRENT_LIST_DIR}/ddl2cpp_sample_good.sql" "${sqlpp.test.generated.sample}" test
+      if(sample_name STREQUAL "sample_identity_naming")
-				DEPENDS "${CMAKE_CURRENT_LIST_DIR}/ddl2cpp_sample_good.sql"
+        set(use_identity_naming -identity-naming)
-				VERBATIM)
+      endif()
+      add_custom_command(
+          OUTPUT "${sqlpp.test.generated.sample.include}.h"
+          COMMAND "${PYTHON_EXECUTABLE}" "${CMAKE_CURRENT_LIST_DIR}/../scripts/ddl2cpp"
+                  ${use_identity_naming}
+                  "${CMAKE_CURRENT_LIST_DIR}/ddl2cpp_sample_good.sql"
+                  "${sqlpp.test.generated.sample.include}"
+                  test
+          DEPENDS "${CMAKE_CURRENT_LIST_DIR}/ddl2cpp_sample_good.sql"
+          VERBATIM)
 
-		add_executable(sqlpp.test.compiled.sample sample.cpp "${sqlpp.test.generated.sample}.h")
+      add_executable(sqlpp.test.compiled.${sample_name} ${sample_name}.cpp "${sqlpp.test.generated.sample.include}.h")
-		target_link_libraries(sqlpp.test.compiled.sample PRIVATE sqlpp11)
+      target_link_libraries(sqlpp.test.compiled.${sample_name} PRIVATE sqlpp11)
+    endforeach()
 
   endif()
 endif()

test_scripts/sample.cpp

@@ -1,5 +1,15 @@
-#include <Sample.h>
+#include <sample.h>
 
 int main()
 {
+  test::TabFoo tab_foo;
+  tab_foo.delta = "delta";
+  tab_foo.Epsilon = 42;
+  tab_foo.omega = 3.14;
+
+  test::TabBar tab_bar;
+  tab_bar.alpha = 42;
+  tab_bar.beta = "beta";
+  tab_bar.gamma = true;
+  tab_bar.delta = 42;
 }

test_scripts/sample_identity_naming.cpp

@@ -0,0 +1,15 @@
+#include <sample_identity_naming.h>
+
+int main()
+{
+  test::tab_foo tab_foo;
+  tab_foo.delta = "delta";
+  tab_foo._epsilon = 42;
+  tab_foo.omega = 3.14;
+
+  test::tab_bar tab_bar;
+  tab_bar.alpha = 42;
+  tab_bar.beta = "beta";
+  tab_bar.gamma = true;
+  tab_bar.delta = 42;
+}