From b0ce98bcb2c4a1728a2e67266448eeff3928b8f6 Mon Sep 17 00:00:00 2001
From: soroosh-sdi <soroosh.sardari@gmail.com>
Date: Tue, 24 Aug 2021 21:38:18 +0430
Subject: [PATCH] Using range-v3 instead of boost

Signed-off-by: soroosh-sdi <soroosh.sardari@gmail.com>
---
 libsolidity/analysis/ControlFlowAnalyzer.cpp |  5 +++--
 libsolidity/analysis/TypeChecker.cpp         |  1 -
 libsolidity/ast/ASTJsonConverter.cpp         |  8 +++++---
 libsolidity/formal/SMTEncoder.cpp            |  2 --
 libsolidity/parsing/DocStringParser.cpp      | 16 +++++++---------
 test/libyul/Inliner.cpp                      |  1 -
 6 files changed, 15 insertions(+), 18 deletions(-)

diff --git a/libsolidity/analysis/ControlFlowAnalyzer.cpp b/libsolidity/analysis/ControlFlowAnalyzer.cpp
index 8ea82bc43..181943032 100644
--- a/libsolidity/analysis/ControlFlowAnalyzer.cpp
+++ b/libsolidity/analysis/ControlFlowAnalyzer.cpp
@@ -20,7 +20,8 @@
 
 #include <liblangutil/SourceLocation.h>
 #include <libsolutil/Algorithms.h>
-#include <boost/range/algorithm/sort.hpp>
+
+#include <range/v3/algorithm/sort.hpp>
 
 #include <functional>
 
@@ -141,7 +142,7 @@ void ControlFlowAnalyzer::checkUninitializedAccess(CFGNode const* _entry, CFGNod
 			exitInfo.uninitializedVariableAccesses.begin(),
 			exitInfo.uninitializedVariableAccesses.end()
 		);
-		boost::range::sort(
+		ranges::sort(
 			uninitializedAccessesOrdered,
 			[](VariableOccurrence const* lhs, VariableOccurrence const* rhs) -> bool
 			{
diff --git a/libsolidity/analysis/TypeChecker.cpp b/libsolidity/analysis/TypeChecker.cpp
index 7f36746d3..2f545c7ef 100644
--- a/libsolidity/analysis/TypeChecker.cpp
+++ b/libsolidity/analysis/TypeChecker.cpp
@@ -38,7 +38,6 @@
 
 #include <boost/algorithm/string/join.hpp>
 #include <boost/algorithm/string/predicate.hpp>
-#include <boost/range/adaptor/reversed.hpp>
 
 #include <range/v3/view/zip.hpp>
 #include <range/v3/view/drop_exactly.hpp>
diff --git a/libsolidity/ast/ASTJsonConverter.cpp b/libsolidity/ast/ASTJsonConverter.cpp
index bae1b7d62..e009bc8cb 100644
--- a/libsolidity/ast/ASTJsonConverter.cpp
+++ b/libsolidity/ast/ASTJsonConverter.cpp
@@ -34,7 +34,8 @@
 #include <libsolutil/UTF8.h>
 
 #include <boost/algorithm/string/join.hpp>
-#include <boost/range/algorithm/sort.hpp>
+
+#include <range/v3/algorithm/sort.hpp>
 
 #include <utility>
 #include <vector>
@@ -563,8 +564,9 @@ bool ASTJsonConverter::visit(InlineAssembly const& _node)
 
 	Json::Value externalReferencesJson = Json::arrayValue;
 
-	for (auto&& it: boost::range::sort(externalReferences))
-		externalReferencesJson.append(std::move(it.second));
+	ranges::sort(externalReferences);
+	for (Json::Value& it: externalReferences | ranges::views::values)
+		externalReferencesJson.append(std::move(it));
 
 	setJsonNode(_node, "InlineAssembly", {
 		make_pair("AST", Json::Value(yul::AsmJsonConverter(sourceIndexFromLocation(_node.location()))(_node.operations()))),
diff --git a/libsolidity/formal/SMTEncoder.cpp b/libsolidity/formal/SMTEncoder.cpp
index 8a3d11707..cec220a0e 100644
--- a/libsolidity/formal/SMTEncoder.cpp
+++ b/libsolidity/formal/SMTEncoder.cpp
@@ -34,8 +34,6 @@
 
 #include <range/v3/view.hpp>
 
-#include <boost/range/adaptors.hpp>
-
 
 #include <deque>
 
diff --git a/libsolidity/parsing/DocStringParser.cpp b/libsolidity/parsing/DocStringParser.cpp
index d5a849751..5c07950ed 100644
--- a/libsolidity/parsing/DocStringParser.cpp
+++ b/libsolidity/parsing/DocStringParser.cpp
@@ -24,8 +24,9 @@
 #include <liblangutil/ErrorReporter.h>
 #include <liblangutil/Exceptions.h>
 
-#include <boost/range/algorithm/find_first_of.hpp>
-#include <boost/range/irange.hpp>
+#include <range/v3/algorithm/find_first_of.hpp>
+#include <range/v3/algorithm/find_if_not.hpp>
+#include <range/v3/view/subrange.hpp>
 
 using namespace std;
 using namespace solidity;
@@ -52,8 +53,7 @@ string::const_iterator firstNonIdentifier(
 	if (currPos == _pos && isIdentifierStart(*currPos))
 	{
 		currPos++;
-		while (currPos != _end && isIdentifierPart(*currPos))
-			currPos++;
+		currPos = ranges::find_if_not(ranges::make_subrange(currPos, _end), isIdentifierPart);
 	}
 	return currPos;
 }
@@ -63,7 +63,7 @@ string::const_iterator firstWhitespaceOrNewline(
 	string::const_iterator _end
 )
 {
-	return boost::range::find_first_of(make_pair(_pos, _end), " \t\n");
+	return ranges::find_first_of(ranges::make_subrange(_pos, _end), " \t\n");
 }
 
 
@@ -72,10 +72,8 @@ string::const_iterator skipWhitespace(
 	string::const_iterator _end
 )
 {
-	auto currPos = _pos;
-	while (currPos != _end && (*currPos == ' ' || *currPos == '\t'))
-		currPos += 1;
-	return currPos;
+	auto isWhitespace = [](char const& c) { return (c == ' ' || c == '\t'); };
+	return ranges::find_if_not(ranges::make_subrange(_pos, _end), isWhitespace);
 }
 
 }
diff --git a/test/libyul/Inliner.cpp b/test/libyul/Inliner.cpp
index 6fc50ddc6..f80ec433e 100644
--- a/test/libyul/Inliner.cpp
+++ b/test/libyul/Inliner.cpp
@@ -32,7 +32,6 @@
 
 #include <boost/test/unit_test.hpp>
 
-#include <boost/range/adaptors.hpp>
 #include <boost/algorithm/string/join.hpp>
 
 using namespace std;