From a9dda6566135c46c0d75d4feb8e539876278eb40 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rajmund=20Hru=C5=A1ka?= <rajmund.hruska@gmail.com>
Date: Sat, 30 May 2020 20:42:34 +0200
Subject: [PATCH] algo: covers: Use ext::pair instead of std::pair

---
 .../cover/ApproximateEnhancedCoversCommon.h        | 14 +++++++-------
 .../cover/ApproximateEnhancedCoversComputation.h   |  2 +-
 .../RelaxedApproximateEnhancedCoversComputation.h  |  8 ++++----
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/alib2algo/src/stringology/cover/ApproximateEnhancedCoversCommon.h b/alib2algo/src/stringology/cover/ApproximateEnhancedCoversCommon.h
index 31c16cc4f9..67ba764d74 100644
--- a/alib2algo/src/stringology/cover/ApproximateEnhancedCoversCommon.h
+++ b/alib2algo/src/stringology/cover/ApproximateEnhancedCoversCommon.h
@@ -31,9 +31,9 @@ protected:
 	struct State {
 		unsigned depth = 0;
 
-		 /// Pair of two integers - depth of the element with level 0 and length of
-		 /// corresponding factor
-		std::pair < unsigned, unsigned > lfactor;
+		 // Pair of two integers - depth of the element with level 0 and length of
+		 // corresponding factor
+		ext::pair < unsigned, unsigned > lfactor;
 		ext::vector < Element >			 elements;
 	};
 
@@ -66,7 +66,7 @@ protected:
 	 * enhanced covers
 	 * @param h the maximum number of covered position
 	 */
-	static void updateEnhCov ( State const * state, ext::set < std::pair < unsigned, unsigned > > & enhCovers, unsigned & h ) {
+	static void updateEnhCov ( State const * state, ext::set < ext::pair < unsigned, unsigned > > & enhCovers, unsigned & h ) {
 		unsigned hNext = distEnhCov ( state );
 
 		if ( hNext > h ) {
@@ -92,7 +92,7 @@ protected:
 		auto * firstState = new State ( );
 
 		firstState->depth = 1;
-		firstState->lfactor = { 1, 1 };
+		firstState->lfactor = ext::pair < unsigned, unsigned > ( 1, 1 );
 
 		for ( size_t i = 0; i < x.getContent ( ).size ( ); ++i ) {
 			if ( symbol == x.getContent ( )[i] )
@@ -125,7 +125,7 @@ protected:
 			if ( element.depth < x.getContent ( ).size ( ) ) {
 				if ( symbol == x.getContent ( )[element.depth] ) {
 					nextState->elements.push_back ( Element ( element.depth + 1, element.level ) );
-					nextState->lfactor = { element.depth + 1, nextState->depth };
+					nextState->lfactor = ext::pair < unsigned, unsigned > ( element.depth + 1, nextState->depth );
 				} else if ( element.level < k ) {
 					nextState->elements.push_back ( Element ( element.depth + 1, element.level + 1 ) );
 				}
@@ -145,7 +145,7 @@ protected:
 	 * @return the set of (relaxed) approximate enhanced covers
 	 */
 	template < class SymbolType >
-	static ext::set < string::LinearString < SymbolType > > getFactors ( const string::LinearString < SymbolType > & x, ext::set < std::pair < unsigned int, unsigned int > > & enhCovers ) {
+	static ext::set < string::LinearString < SymbolType > > getFactors ( const string::LinearString < SymbolType > & x, ext::set < ext::pair < unsigned int, unsigned int > > & enhCovers ) {
 		ext::set < string::LinearString < SymbolType > > result;
 
 		for ( const auto & p : enhCovers )
diff --git a/alib2algo/src/stringology/cover/ApproximateEnhancedCoversComputation.h b/alib2algo/src/stringology/cover/ApproximateEnhancedCoversComputation.h
index f2664b641c..43e9a54bbd 100644
--- a/alib2algo/src/stringology/cover/ApproximateEnhancedCoversComputation.h
+++ b/alib2algo/src/stringology/cover/ApproximateEnhancedCoversComputation.h
@@ -38,7 +38,7 @@ template < class SymbolType >
 ext::set < string::LinearString < SymbolType > > ApproximateEnhancedCoversComputation::compute ( const string::LinearString < SymbolType > & x, unsigned k ) {
 	 // found approximate enhanced covers are not stored directly but rather as a
 	 // set of lfactors
-	ext::set < std::pair < unsigned, unsigned > > result;
+	ext::set < ext::pair < unsigned, unsigned > > result;
 
 	 // the maximum number of covered positions
 	unsigned h = 0;
diff --git a/alib2algo/src/stringology/cover/RelaxedApproximateEnhancedCoversComputation.h b/alib2algo/src/stringology/cover/RelaxedApproximateEnhancedCoversComputation.h
index 98e6f60710..3e617bf8d7 100644
--- a/alib2algo/src/stringology/cover/RelaxedApproximateEnhancedCoversComputation.h
+++ b/alib2algo/src/stringology/cover/RelaxedApproximateEnhancedCoversComputation.h
@@ -43,14 +43,14 @@ private:
 	 * @param h the maximum number of covered position
 	 */
 	template < class SymbolType >
-	static void processState ( const string::LinearString < SymbolType > & x, unsigned k, State const * previousState, ext::set < std::pair < unsigned, unsigned > > & covers, unsigned & h );
+	static void processState ( const string::LinearString < SymbolType > & x, unsigned k, State const * previousState, ext::set < ext::pair < unsigned, unsigned > > & covers, unsigned & h );
 };
 
 template < class SymbolType >
 ext::set < string::LinearString < SymbolType > > RelaxedApproximateEnhancedCoversComputation::compute ( const string::LinearString < SymbolType > & x, unsigned k ) {
 	 // found relaxed approximate enhanced covers are not stored directly but
 	 // rather as a set of lfactors
-	ext::set < std::pair < unsigned, unsigned > > result;
+	ext::set < ext::pair < unsigned, unsigned > > result;
 	unsigned h = 0;
 
 	if ( x.getContent ( ).size ( ) < 2 )
@@ -72,14 +72,14 @@ ext::set < string::LinearString < SymbolType > > RelaxedApproximateEnhancedCover
 }
 
 template < class SymbolType >
-void RelaxedApproximateEnhancedCoversComputation::processState ( const string::LinearString < SymbolType > & x, unsigned k, State const * previousState, ext::set < std::pair < unsigned, unsigned > > & covers, unsigned & h ) {
+void RelaxedApproximateEnhancedCoversComputation::processState ( const string::LinearString < SymbolType > & x, unsigned k, State const * previousState, ext::set < ext::pair < unsigned, unsigned > > & covers, unsigned & h ) {
 	for ( const auto & symbol : x.getAlphabet ( ) ) {
 		auto * currState = constrNextState ( x, previousState, k, symbol );
 		bool isFactor = false;
 
 		for ( const Element & element : currState->elements )
 			if ( element.level == 0 ) {
-				currState->lfactor = { element.depth, currState->depth };
+				currState->lfactor = ext::pair < unsigned, unsigned > ( element.depth, currState->depth );
 				isFactor = true;
 			}
 
-- 
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