Apply Clang-tidy (#918)

src/ftxui/dom/benchmark_test.cpp

@@ -2,7 +2,6 @@
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.
 #include <benchmark/benchmark.h>
-#include <iostream>
 
 #include "ftxui/dom/elements.hpp"  // for gauge, separator, operator|, text, Element, hbox, vbox, blink, border, inverted
 #include "ftxui/dom/node.hpp"      // for Render

src/ftxui/dom/border.cpp

@@ -8,12 +8,12 @@
 #include <optional>  // for optional, nullopt
 #include <string>    // for basic_string, string
 #include <utility>   // for move
-#include <vector>    // for __alloc_traits<>::value_type
 
 #include "ftxui/dom/elements.hpp"  // for unpack, Element, Decorator, BorderStyle, ROUNDED, borderStyled, Elements, DASHED, DOUBLE, EMPTY, HEAVY, LIGHT, border, borderDashed, borderDouble, borderEmpty, borderHeavy, borderLight, borderRounded, borderWith, window
 #include "ftxui/dom/node.hpp"      // for Node, Elements
 #include "ftxui/dom/requirement.hpp"  // for Requirement
 #include "ftxui/screen/box.hpp"       // for Box
+#include "ftxui/screen/pixel.hpp"     // for Pixel
 #include "ftxui/screen/screen.hpp"    // for Pixel, Screen
 
 namespace ftxui {
@@ -38,7 +38,8 @@ class Border : public Node {
          BorderStyle style,
          std::optional<Color> foreground_color = std::nullopt)
       : Node(std::move(children)),
-        charset_(simple_border_charset[style]),
+        charset_(simple_border_charset[style])  // NOLINT
+        ,
         foreground_color_(foreground_color) {}  // NOLINT
 
   const Charset& charset_;  // NOLINT

src/ftxui/dom/box_helper.cpp

@@ -4,6 +4,7 @@
 #include "ftxui/dom/box_helper.hpp"
 
 #include <algorithm>  // for max
+#include <vector>     // for vector
 
 namespace ftxui::box_helper {
 

src/ftxui/dom/canvas.cpp

@@ -8,6 +8,7 @@
 #include <cstdint>                 // for uint8_t
 #include <cstdlib>                 // for abs
 #include <ftxui/screen/color.hpp>  // for Color
+#include <functional>              // for function
 #include <map>                     // for map
 #include <memory>                  // for make_shared
 #include <utility>                 // for move, pair
@@ -17,6 +18,8 @@
 #include "ftxui/dom/node.hpp"         // for Node
 #include "ftxui/dom/requirement.hpp"  // for Requirement
 #include "ftxui/screen/box.hpp"       // for Box
+#include "ftxui/screen/image.hpp"     // for Image
+#include "ftxui/screen/pixel.hpp"     // for Pixel
 #include "ftxui/screen/screen.hpp"    // for Pixel, Screen
 #include "ftxui/screen/string.hpp"    // for Utf8ToGlyphs
 #include "ftxui/util/ref.hpp"         // for ConstRef
@@ -28,7 +31,7 @@ namespace {
 // Base UTF8 pattern:
 // 11100010 10100000 10000000 // empty
 
-// Pattern for the individuel dots:
+// Pattern for the individual dots:
 // ┌──────┬───────┐
 // │dot1  │ dot4  │
 // ├──────┼───────┤

src/ftxui/dom/dbox.cpp

@@ -2,13 +2,16 @@
 // Use of this source code is governed by the MIT license that can be found in
 // the LICENSE file.
 #include <algorithm>  // for max
+#include <cstddef>    // for size_t
 #include <memory>     // for __shared_ptr_access, shared_ptr, make_shared
 #include <utility>    // for move
+#include <vector>
 
 #include "ftxui/dom/elements.hpp"     // for Element, Elements, dbox
 #include "ftxui/dom/node.hpp"         // for Node, Elements
 #include "ftxui/dom/requirement.hpp"  // for Requirement
 #include "ftxui/screen/box.hpp"       // for Box
+#include "ftxui/screen/pixel.hpp"     // for Pixel
 
 namespace ftxui {
 
@@ -49,12 +52,13 @@ class DBox : public Node {
 
   void Render(Screen& screen) override {
     if (children_.size() <= 1) {
-      return Node::Render(screen);
+      Node::Render(screen);
+      return;
     }
 
     const int width = box_.x_max - box_.x_min + 1;
     const int height = box_.y_max - box_.y_min + 1;
-    std::vector<Pixel> pixels(size_t(width * height));
+    std::vector<Pixel> pixels(std::size_t(width * height));
 
     for (auto& child : children_) {
       child->Render(screen);
@@ -67,7 +71,7 @@ class DBox : public Node {
           acc->background_color =
               Color::Blend(acc->background_color, pixel.background_color);
           acc->automerge = pixel.automerge || acc->automerge;
-          if (pixel.character == "") {
+          if (pixel.character.empty()) {
             acc->foreground_color =
                 Color::Blend(acc->foreground_color, pixel.background_color);
           } else {
@@ -82,7 +86,7 @@ class DBox : public Node {
             acc->character = pixel.character;
             acc->foreground_color = pixel.foreground_color;
           }
-          ++acc;
+          ++acc;  // NOLINT
 
           pixel = Pixel();
         }
@@ -93,7 +97,7 @@ class DBox : public Node {
     Pixel* acc = pixels.data();
     for (int x = 0; x < width; ++x) {
       for (int y = 0; y < height; ++y) {
-        screen.PixelAt(x + box_.x_min, y + box_.y_min) = *acc++;
+        screen.PixelAt(x + box_.x_min, y + box_.y_min) = *acc++;  // NOLINT
       }
     }
   }

src/ftxui/dom/flex.cpp

@@ -3,7 +3,6 @@
 // the LICENSE file.
 #include <memory>   // for make_shared, __shared_ptr_access
 #include <utility>  // for move
-#include <vector>   // for __alloc_traits<>::value_type
 
 #include "ftxui/dom/elements.hpp"  // for Element, unpack, filler, flex, flex_grow, flex_shrink, notflex, xflex, xflex_grow, xflex_shrink, yflex, yflex_grow, yflex_shrink
 #include "ftxui/dom/node.hpp"      // for Elements, Node

src/ftxui/dom/flexbox_helper.cpp

@@ -7,6 +7,7 @@
 #include <cstddef>                       // for size_t
 #include <ftxui/dom/flexbox_config.hpp>  // for FlexboxConfig, FlexboxConfig::Direction, FlexboxConfig::AlignContent, FlexboxConfig::JustifyContent, FlexboxConfig::Wrap, FlexboxConfig::Direction::RowInversed, FlexboxConfig::AlignItems, FlexboxConfig::Direction::Row, FlexboxConfig::Direction::Column, FlexboxConfig::Direction::ColumnInversed, FlexboxConfig::Wrap::WrapInversed, FlexboxConfig::AlignContent::Stretch, FlexboxConfig::JustifyContent::Stretch, FlexboxConfig::Wrap::Wrap, FlexboxConfig::AlignContent::Center, FlexboxConfig::AlignContent::FlexEnd, FlexboxConfig::AlignContent::FlexStart, FlexboxConfig::AlignContent::SpaceAround, FlexboxConfig::AlignContent::SpaceBetween, FlexboxConfig::AlignContent::SpaceEvenly, FlexboxConfig::AlignItems::Center, FlexboxConfig::AlignItems::FlexEnd, FlexboxConfig::AlignItems::FlexStart, FlexboxConfig::AlignItems::Stretch, FlexboxConfig::JustifyContent::Center, FlexboxConfig::JustifyContent::FlexEnd, FlexboxConfig::JustifyContent::FlexStart, FlexboxConfig::JustifyContent::SpaceAround, FlexboxConfig::JustifyContent::SpaceBetween, FlexboxConfig::JustifyContent::SpaceEvenly, FlexboxConfig::Wrap::NoWrap
 #include <utility>                       // for swap, move
+#include <vector>
 
 #include "ftxui/dom/box_helper.hpp"  // for Element, Compute
 
@@ -330,8 +331,8 @@ void Compute3(Global& global) {
         line = Line();
       }
 
-      block.line = lines.size();
-      block.line_position = line.blocks.size();
+      block.line = static_cast<int>(lines.size());
+      block.line_position = static_cast<int>(line.blocks.size());
       line.blocks.push_back(&block);
       x += block.min_size_x + global.config.gap_x;
     }

src/ftxui/dom/reflect.cpp

@@ -32,7 +32,7 @@ class Reflect : public Node {
 
   void Render(Screen& screen) final {
     reflected_box_ = Box::Intersection(screen.stencil, reflected_box_);
-    return Node::Render(screen);
+    Node::Render(screen);
   }
 
  private:

src/ftxui/dom/separator.cpp

@@ -11,6 +11,7 @@
 #include "ftxui/dom/requirement.hpp"  // for Requirement
 #include "ftxui/screen/box.hpp"       // for Box
 #include "ftxui/screen/color.hpp"     // for Color
+#include "ftxui/screen/pixel.hpp"     // for Pixel
 #include "ftxui/screen/screen.hpp"    // for Pixel, Screen
 
 namespace ftxui {
@@ -63,7 +64,8 @@ class SeparatorAuto : public Node {
     const bool is_column = (box_.x_max == box_.x_min);
     const bool is_line = (box_.y_min == box_.y_max);
 
-    const std::string c = charsets[style_][int(is_line && !is_column)];
+    const std::string c =
+        charsets[style_][int(is_line && !is_column)];  // NOLINT
 
     for (int y = box_.y_min; y <= box_.y_max; ++y) {
       for (int x = box_.x_min; x <= box_.x_max; ++x) {

src/ftxui/dom/table.cpp

@@ -6,6 +6,7 @@
 #include <algorithm>  // for max
 #include <memory>   // for allocator, shared_ptr, allocator_traits<>::value_type
 #include <utility>  // for move, swap
+#include <vector>   // for vector
 
 #include "ftxui/dom/elements.hpp"  // for Element, operator|, text, separatorCharacter, Elements, BorderStyle, Decorator, emptyElement, size, gridbox, EQUAL, flex, flex_shrink, HEIGHT, WIDTH