Introduce namespace `langutil` in liblangutil directory.

Also:
- Use {}-style list initialisation for SourceLocation construction
- Introduce new system includes
- Changes the API of the Scanner to take source as value (with move) as opposed to as a reference

1 files changed, 6 insertions, 10 deletions

diff --git a/liblangutil/Scanner.h b/liblangutil/Scanner.h
index 5e5ddfdd..da5e3dfb 100644
--- a/liblangutil/Scanner.h
+++ b/liblangutil/Scanner.h
@@ -52,15 +52,13 @@
 
 #pragma once
 
-#include <libdevcore/Common.h>
-#include <libdevcore/CommonData.h>
+#include <liblangutil/Token.h>
 #include <liblangutil/CharStream.h>
 #include <liblangutil/SourceLocation.h>
-#include <liblangutil/Token.h>
+#include <libdevcore/Common.h>
+#include <libdevcore/CommonData.h>
 
-namespace dev
-{
-namespace solidity
+namespace langutil
 {
 
 class AstRawString;
@@ -71,13 +69,12 @@ class Scanner
 {
 	friend class LiteralScope;
 public:
-
-	explicit Scanner(CharStream const& _source = CharStream(), std::string const& _sourceName = "") { reset(_source, _sourceName); }
+	explicit Scanner(CharStream _source = CharStream(), std::string _sourceName = "") { reset(std::move(_source), std::move(_sourceName)); }
 
 	std::string source() const { return m_source.source(); }
 
 	/// Resets the scanner as if newly constructed with _source and _sourceName as input.
-	void reset(CharStream const& _source, std::string const& _sourceName);
+	void reset(CharStream _source, std::string _sourceName);
 	/// Resets scanner to the start of input.
 	void reset();
 
@@ -216,4 +213,3 @@ private:
 };
 
 }
-}