clang-tidy: use default member init

Signed-off-by: Rosen Penev <rosenp@gmail.com>

src/input/bindings.h

@@ -64,7 +64,7 @@ public:
 
   using base_type::operator[];
 
-  Bindings() : m_enabled(true) {}
+  Bindings() = default;
 
   void                enable()           { m_enabled = true; }
   void                disable()          { m_enabled = false; }
@@ -74,7 +74,7 @@ public:
   void                ignore(int key)     { (*this)[key] = slot_void(); }
 
 private:
-  bool                m_enabled;
+  bool m_enabled{true};
 };
 
 }

src/input/manager.h

@@ -24,16 +24,14 @@ public:
 
   using Base::push_back;
 
-  Manager() : m_textInput(NULL) {}
-
   void erase(Bindings* b);
 
   void pressed(int key);
 
-  void set_text_input(TextInput* input = NULL) { m_textInput = input; }
+  void set_text_input(TextInput* input = nullptr) { m_textInput = input; }
 
 private:
-  TextInput* m_textInput;
+  TextInput* m_textInput{};
 };
 
 }

src/input/path_input.cc

@@ -49,10 +49,6 @@
 
 namespace input {
 
-PathInput::PathInput() :
-  m_showNext(false) {
-}
-
 bool
 PathInput::pressed(int key) {
   // Consider binding tab in m_bindings instead.

src/input/path_input.h

@@ -55,8 +55,7 @@ public:
   typedef std::list<slot_void>                                    signal_void;
   typedef std::list<slot_itr_itr>                                 signal_itr_itr;
 
-  PathInput();
-  virtual ~PathInput() {}
+  virtual ~PathInput() = default;
 
   signal_void&        signal_show_next()  { return m_signal_show_next; }
   signal_itr_itr&     signal_show_range() { return m_signal_show_range; }
@@ -69,7 +68,7 @@ private:
   size_type           find_last_delim();
   range_type          find_incomplete(utils::Directory& d, const std::string& f);
 
-  bool                m_showNext;
+  bool                m_showNext{};
 
   signal_void         m_signal_show_next;
   signal_itr_itr      m_signal_show_range;

src/input/text_input.h

@@ -54,8 +54,7 @@ public:
   using Base::size_type;
   using Base::npos;
 
-  TextInput() : m_pos(0) {}
-  virtual ~TextInput() {}
+  virtual ~TextInput() = default;
 
   size_type           get_pos()                  { return m_pos; }
   void                set_pos(size_type pos)     { m_pos = pos; }
@@ -72,7 +71,7 @@ public:
   Bindings&           bindings()                 { return m_bindings; }
 
 private:
-  size_type           m_pos;
+  size_type           m_pos{};
 
   slot_void           m_slot_dirty;