From 9e40f3be4fed7008e769da9abd8cece14586304b Mon Sep 17 00:00:00 2001
From: Joakim Hove <joakim.hove@gmail.com>
Date: Tue, 2 Apr 2019 07:23:28 +0200
Subject: [PATCH] Add DynamicState::find_if()

---
 .../eclipse/EclipseState/Schedule/DynamicState.hpp       | 9 +++++++++
 tests/parser/DynamicStateTests.cpp                       | 4 ++++
 2 files changed, 13 insertions(+)

diff --git a/opm/parser/eclipse/EclipseState/Schedule/DynamicState.hpp b/opm/parser/eclipse/EclipseState/Schedule/DynamicState.hpp
index e712227e8..10c8bc2cf 100644
--- a/opm/parser/eclipse/EclipseState/Schedule/DynamicState.hpp
+++ b/opm/parser/eclipse/EclipseState/Schedule/DynamicState.hpp
@@ -24,6 +24,7 @@
 #include <stdexcept>
 #include <vector>
 #include <algorithm>
+#include <utility>
 
 #include <opm/parser/eclipse/EclipseState/Schedule/TimeMap.hpp>
 
@@ -152,6 +153,14 @@ class DynamicState {
         return std::distance( m_data.begin() , iter );
     }
 
+    template<typename P>
+    int find_if(P&& pred) const {
+        auto iter = std::find_if(m_data.begin(), m_data.end(), std::forward<P>(pred));
+        if( iter == this->m_data.end() ) return -1;
+
+        return std::distance( m_data.begin() , iter );
+    }
+
     /// Will return the index of the first value which is != @value, or -1
     /// if all values are == @value
     int find_not(const T& value) const {
diff --git a/tests/parser/DynamicStateTests.cpp b/tests/parser/DynamicStateTests.cpp
index 3dfdef37d..1c850c6e2 100644
--- a/tests/parser/DynamicStateTests.cpp
+++ b/tests/parser/DynamicStateTests.cpp
@@ -248,6 +248,10 @@ BOOST_AUTO_TEST_CASE( find ) {
     BOOST_CHECK_EQUAL( state.find( 300 ) ,  2 );
     BOOST_CHECK_EQUAL( state.find( 400 ) ,  4 );
     BOOST_CHECK_EQUAL( state.find( 500 ) ,  -1 );
+
+
+    auto pred = [] (const int& elm) { return elm == 400 ;};
+    BOOST_CHECK_EQUAL( state.find_if(pred), 4);
 }