finegrained operator category selection

2 files changed, 29 insertions, 4 deletions

diff --git a/example/operators.cc b/example/operators.cc
index 9656e1c..c22e87a 100644
--- a/example/operators.cc
+++ b/example/operators.cc
@@ -16,7 +16,8 @@ static void dump(S const &s, T const &v)
 int main(int argc, char *argv[])
 {
 	// syntactic sugar operators for same container, same type
-	using namespace dwu::operators;
+	using namespace dwu::operators::arithmetic;
+	using namespace dwu::operators::shift;
 
 	std::vector<int> va = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
 	dump("va: ", va);
@@ -45,7 +46,7 @@ int main(int argc, char *argv[])
 
 	{
 		// syntactic sugar for mixed container, mixed type
-		using namespace dwu::operators_xcxt;
+		using namespace dwu::operators_xcxt::arithmetic;
 		std::list<float> la = {100, 101, 101, 103, 104, 105};
 		dump("la: ", la);
 
@@ -55,7 +56,7 @@ int main(int argc, char *argv[])
 
 	{
 		// syntactic sugar for mixed container, same type
-		using namespace dwu::operators_xc;
+		using namespace dwu::operators_xc::arithmetic;
 		std::list<int> lb = {200, 201, 201, 203, 204, 205};
 		dump("lb: ", lb);
 
@@ -65,7 +66,7 @@ int main(int argc, char *argv[])
 
 	{
 		// syntactic sugar for same container, mixed type
-		using namespace dwu::operators_xt;
+		using namespace dwu::operators_xt::arithmetic;
 		std::vector<float> ve = {300, 301, 301, 303, 304, 305};
 		dump("ve: ", ve);
 
diff --git a/include/dwu/operators b/include/dwu/operators
index 1decb51..5eee7a0 100644
--- a/include/dwu/operators
+++ b/include/dwu/operators
@@ -92,16 +92,22 @@ namespace dwu {
 			} \
 			return l; \
 		}
+namespace arithmetic {
 DWU_OPERATORS(+)
 DWU_OPERATORS(-)
 DWU_OPERATORS(*)
 DWU_OPERATORS(/)
 DWU_OPERATORS(%)
+}
+namespace bitwise {
 DWU_OPERATORS(^)
 DWU_OPERATORS(&)
 DWU_OPERATORS(|)
+}
+namespace shift {
 DWU_OPERATORS(>>)
 DWU_OPERATORS(<<)
+}
 #undef DWU_OPERATORS
 	}
 
@@ -153,16 +159,22 @@ DWU_OPERATORS(<<)
 			for(auto &x:l){ x O##= r; } \
 			return l; \
 		}
+namespace arithmetic {
 DWU_OPERATORS_XT(+)
 DWU_OPERATORS_XT(-)
 DWU_OPERATORS_XT(*)
 DWU_OPERATORS_XT(/)
 DWU_OPERATORS_XT(%)
+}
+namespace bitwise {
 DWU_OPERATORS_XT(^)
 DWU_OPERATORS_XT(&)
 DWU_OPERATORS_XT(|)
+}
+namespace shift {
 DWU_OPERATORS_XT(>>)
 DWU_OPERATORS_XT(<<)
+}
 #undef DWU_OPERATORS_XT
 	}
 
@@ -193,16 +205,22 @@ DWU_OPERATORS_XT(<<)
 			} \
 			return l; \
 		}
+namespace arithmetic {
 DWU_OPERATORS_XC(+)
 DWU_OPERATORS_XC(-)
 DWU_OPERATORS_XC(*)
 DWU_OPERATORS_XC(/)
 DWU_OPERATORS_XC(%)
+}
+namespace bitwise {
 DWU_OPERATORS_XC(^)
 DWU_OPERATORS_XC(&)
 DWU_OPERATORS_XC(|)
+}
+namespace shift {
 DWU_OPERATORS_XC(>>)
 DWU_OPERATORS_XC(<<)
+}
 #undef DWU_OPERATORS_XC
 	}
 
@@ -235,16 +253,22 @@ DWU_OPERATORS_XC(<<)
 			} \
 			return l; \
 		}
+namespace arithmetic {
 DWU_OPERATORS_XCXT(+)
 DWU_OPERATORS_XCXT(-)
 DWU_OPERATORS_XCXT(*)
 DWU_OPERATORS_XCXT(/)
 DWU_OPERATORS_XCXT(%)
+}
+namespace bitwise {
 DWU_OPERATORS_XCXT(^)
 DWU_OPERATORS_XCXT(&)
 DWU_OPERATORS_XCXT(|)
+}
+namespace shift {
 DWU_OPERATORS_XCXT(>>)
 DWU_OPERATORS_XCXT(<<)
+}
 #undef DWU_OPERATORS_XCXT
 	}