Code cleanup: remove messy spaces before line continuation (\) in macros

This commit is contained in:
Twan van Laarhoven
2020-04-26 00:37:13 +02:00
parent 5d4c3402df
commit 5e92d9455c
19 changed files with 263 additions and 265 deletions
+43 -45
View File
@@ -45,33 +45,33 @@
/// Iterate over a collection, using an iterator it of type Type
/** Usage: FOR_EACH_IT_T(Type,it,collect) { body-of-loop }
*/
#define FOR_EACH_IT_T(Type,Iterator,Collection) \
for(Type Iterator = (Collection).begin() ; \
Iterator != (Collection).end() ; \
++Iterator)
#define FOR_EACH_IT_T(Type,Iterator,Collection) \
for(Type Iterator = (Collection).begin() ; \
Iterator != (Collection).end() ; \
++Iterator)
/// Iterate over a collection whos type must be declared with DECLARE_TYPEOF
/** Usage: FOR_EACH_IT(it,collect) { body-of-loop }
*/
#define FOR_EACH_IT(Iterator,Collection) \
FOR_EACH_IT_T(TYPEOF_IT(Collection), Iterator, Collection)
#define FOR_EACH_IT(Iterator,Collection) \
FOR_EACH_IT_T(TYPEOF_IT(Collection), Iterator, Collection)
/// Iterate over a collection whos type must be declared with DECLARE_TYPEOF
/** Uses a const_iterator
* Usage: FOR_EACH_IT(it,collect) { body-of-loop }
*/
#define FOR_EACH_CONST_IT(Iterator,Collection) \
FOR_EACH_IT_T(TYPEOF_CIT(Collection), Iterator, Collection)
#define FOR_EACH_CONST_IT(Iterator,Collection) \
FOR_EACH_IT_T(TYPEOF_CIT(Collection), Iterator, Collection)
/// Iterate over a collection in whos type must be declared with DECLARE_TYPEOF
/** Iterates using a reverse_iterator
* Usage: FOR_EACH_REVERSE_IT(it,collect) { body-of-loop }
*/
#define FOR_EACH_REVERSE_IT(Iterator,Collection) \
for(TYPEOF_RIT(Collection) \
Iterator = (Collection).rbegin() ; \
Iterator != (Collection).rend() ; \
++Iterator)
#define FOR_EACH_REVERSE_IT(Iterator,Collection) \
for(TYPEOF_RIT(Collection) \
Iterator = (Collection).rbegin() ; \
Iterator != (Collection).rend() ; \
++Iterator)
// ----------------------------------------------------------------------------- : Looping macros
@@ -82,13 +82,13 @@
* To do this we use a nested for loop that is only executed once, and which is optimized away.
* To terminate this loop we need an extra bool, which we set to false after the first iteration.
*/
#define FOR_EACH_T(TypeIt,TypeElem,Elem,Collection, begin, end) \
for(std::pair<TypeIt,bool> Elem##_IT((Collection).begin(), true) ; \
Elem##_IT.second && Elem##_IT.first != (Collection).end() ; \
++Elem##_IT.first, Elem##_IT.second = !Elem##_IT.second) \
for(TypeElem Elem = *Elem##_IT.first ; \
Elem##_IT.second ; \
Elem##_IT.second = false)
#define FOR_EACH_T(TypeIt,TypeElem,Elem,Collection, begin, end) \
for(std::pair<TypeIt,bool> Elem##_IT((Collection).begin(), true) ; \
Elem##_IT.second && Elem##_IT.first != (Collection).end() ; \
++Elem##_IT.first, Elem##_IT.second = !Elem##_IT.second) \
for(TypeElem Elem = *Elem##_IT.first ; \
Elem##_IT.second ; \
Elem##_IT.second = false)
/// Iterate over a collection whos type must be declared with DECLARE_TYPEOF
/** Usage: FOR_EACH(e,collect) { body-of-loop }
@@ -102,8 +102,6 @@
/** Uses a const iterator
* Usage: FOR_EACH_CONST(e,collect) { body-of-loop }
*/
//#define FOR_EACH_CONST(Elem,Collection) \
// FOR_EACH_T(TYPEOF_CIT(Collection), TYPEOF_CREF(Collection), Elem, Collection, begin, end)
#define FOR_EACH_CONST(Elem,Collection) \
for (auto const& Elem : Collection)
@@ -111,15 +109,15 @@
/** Iterates using a reverse_iterator
* Usage: FOR_EACH_REVERSE(e,collect) { body-of-loop }
*/
#define FOR_EACH_REVERSE(Elem,Collection) \
FOR_EACH_T(TYPEOF_RIT(Collection), TYPEOF_REF(Collection), Elem, Collection, rbegin, rend)
#define FOR_EACH_REVERSE(Elem,Collection) \
FOR_EACH_T(TYPEOF_RIT(Collection), TYPEOF_REF(Collection), Elem, Collection, rbegin, rend)
/// Iterate over a collection whos type must be declared with DECLARE_TYPEOF
/** Iterates using a const_reverse_iterator
* Usage: FOR_EACH_CONST_REVERSE(e,collect) { body-of-loop }
*/
#define FOR_EACH_CONST_REVERSE(Elem,Collection) \
FOR_EACH_T(TYPEOF_CRIT(Collection), TYPEOF_CREF(Collection), Elem, Collection, rbegin, rend)
#define FOR_EACH_CONST_REVERSE(Elem,Collection) \
FOR_EACH_T(TYPEOF_CRIT(Collection), TYPEOF_CREF(Collection), Elem, Collection, rbegin, rend)
/// Iterate over two collection in parallel
/** Usage: FOR_EACH_2_T(TypeIt1,TypeElem1,e1,collect1,TypeIt2,TypeElem2,e2,collect2) { body-of-loop }
@@ -127,33 +125,33 @@
* Note: This has got to be one of the craziest pieces of code I have ever written :)
* It is just an extension of the idea of FOR_EACH_T.
*/
#define FOR_EACH_2_T(TypeIt1,TypeElem1,Elem1,Coll1,TypeIt2,TypeElem2,Elem2,Coll2) \
for(std::pair<std::pair<TypeIt1,TypeIt2>, bool> \
Elem1##_IT(make_pair((Coll1).begin(), (Coll2).begin()), true) ; \
Elem1##_IT.first.first != (Coll1).end() && \
Elem1##_IT.first.second != (Coll2).end() ; \
++Elem1##_IT.first.first, ++Elem1##_IT.first.second, \
Elem1##_IT.second = true) \
for(TypeElem1 Elem1 = *Elem1##_IT.first.first ; \
Elem1##_IT.second ; \
Elem1##_IT.second = false) \
for(TypeElem2 Elem2 = *Elem1##_IT.first.second ; \
Elem1##_IT.second ; \
Elem1##_IT.second = false)
#define FOR_EACH_2_T(TypeIt1,TypeElem1,Elem1,Coll1,TypeIt2,TypeElem2,Elem2,Coll2) \
for(std::pair<std::pair<TypeIt1,TypeIt2>, bool> \
Elem1##_IT(make_pair((Coll1).begin(), (Coll2).begin()), true) ; \
Elem1##_IT.first.first != (Coll1).end() && \
Elem1##_IT.first.second != (Coll2).end() ; \
++Elem1##_IT.first.first, ++Elem1##_IT.first.second, \
Elem1##_IT.second = true) \
for(TypeElem1 Elem1 = *Elem1##_IT.first.first ; \
Elem1##_IT.second ; \
Elem1##_IT.second = false) \
for(TypeElem2 Elem2 = *Elem1##_IT.first.second ; \
Elem1##_IT.second ; \
Elem1##_IT.second = false)
/// Iterate over two collections in parallel, their type must be declared with DECLARE_TYPEOF.
/** Usage: FOR_EACH_2(e1,collect1, e2,collect2) { body-of-loop }
*/
#define FOR_EACH_2(Elem1,Collection1, Elem2,Collection2) \
FOR_EACH_2_T(TYPEOF_IT(Collection1), TYPEOF_REF(Collection1), Elem1, Collection1, \
TYPEOF_IT(Collection2), TYPEOF_REF(Collection2), Elem2, Collection2)
#define FOR_EACH_2(Elem1,Collection1, Elem2,Collection2) \
FOR_EACH_2_T(TYPEOF_IT(Collection1), TYPEOF_REF(Collection1), Elem1, Collection1, \
TYPEOF_IT(Collection2), TYPEOF_REF(Collection2), Elem2, Collection2)
/// Iterate over two constants collections in parallel, their type must be declared with DECLARE_TYPEOF.
/** Usage: FOR_EACH_2_CONST(e1,collect1, e2,collect2) { body-of-loop }
*/
#define FOR_EACH_2_CONST(Elem1,Collection1, Elem2,Collection2) \
FOR_EACH_2_T(TYPEOF_CIT(Collection1), TYPEOF_CREF(Collection1), Elem1, Collection1, \
TYPEOF_CIT(Collection2), TYPEOF_CREF(Collection2), Elem2, Collection2)
#define FOR_EACH_2_CONST(Elem1,Collection1, Elem2,Collection2) \
FOR_EACH_2_T(TYPEOF_CIT(Collection1), TYPEOF_CREF(Collection1), Elem1, Collection1, \
TYPEOF_CIT(Collection2), TYPEOF_CREF(Collection2), Elem2, Collection2)
// ----------------------------------------------------------------------------- : EOF