@@ -27,9 +27,9 @@
 }
 
 /// Create an exception with automatically completed filename and lineno information
 
-auto genex(ExceptionType, string fn=__FILE__, int ln=__LINE__, T...)(T params)
+ExceptionType genex(ExceptionType, string fn=__FILE__, int ln=__LINE__, T...)(T params)
 {
 	static if( T.length > 0 && is(T[$-1] : Throwable) )
 		return new ExceptionType(params[0..$-1], fn, ln, params[$-1]);
 	else
@@ -47,8 +47,9 @@
 
 /*mixin*/
 template SimpleConstructor()
 {
+	/// member-by-member constructor
 	static if( is(typeof(super) == Object) || super.tupleof.length==0 )
 		this( typeof(this.tupleof) params )
 		{
 			static if(this.tupleof.length>0)
@@ -92,12 +93,9 @@
 	// shiyo- desu. Don't use in this way.
 	//   Tamp tries to call new Tomp(real) (because it only sees Tomp's members),
 	//   but it fails because Tomp takes (int,string,real).
 	assert( !__traits(compiles, {
-		class Tamp : Tomp
-		{
-			mixin SimpleConstructor;
-		}
+		class Tamp : Tomp { mixin SimpleConstructor; }
 	}) );
 }
 
 /// Mixing-in the MOST-DERIVED-member-wise comparator for a class
@@ -104,9 +102,9 @@
 
 /*mixin*/
 template SimpleCompare()
 {
-	override bool opEquals(Object rhs_) const
+	override bool opEquals(Object rhs_) const /// member-by-member equality
 	{
 		if( auto rhs = cast(typeof(this))rhs_ )
 		{
 			foreach(i,_; this.tupleof)
@@ -116,17 +114,17 @@
 		}
 		assert(false, sprintf!"Cannot compare %s with %s"(typeid(this), typeid(rhs_)));
 	}
 
-	override hash_t toHash() const
+	override hash_t toHash() const /// member-by-member hash
 	{
 		hash_t h = 0;
 		foreach(mem; this.tupleof)
 			h += typeid(mem).getHash(&mem);
 		return h;
 	}
 
-	override int opCmp(Object rhs_) const
+	override int opCmp(Object rhs_) const /// member-by-member compare
 	{
 		if( auto rhs = cast(typeof(this))rhs_ )
 		{
 			foreach(i,_; this.tupleof)
@@ -169,9 +167,10 @@
 /// Mixing-in a simple toString method
 
 /*mixin*/
 template SimpleToString()
-{
+{
+	/// member-by-member toString
 	override string toString()
 	{
 		string str = sprintf!"%s("(typeof(this).stringof);
 		foreach(i,mem; this.tupleof)