From 6595469de131106a9577c871b04304f0b30d0f6d Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Tue, 31 Mar 2020 13:34:06 +0200
Subject: [PATCH] LibLine: Rename LineEditor to Line::Editor

---
 Libraries/LibLine/LineEditor.cpp | 30 +++++++++++++++++-------------
 Libraries/LibLine/LineEditor.h   | 18 +++++++++++-------
 Shell/main.cpp                   |  2 +-
 Userland/js.cpp                  |  2 +-
 4 files changed, 30 insertions(+), 22 deletions(-)

diff --git a/Libraries/LibLine/LineEditor.cpp b/Libraries/LibLine/LineEditor.cpp
index 574b3dc221..9e0e993de4 100644
--- a/Libraries/LibLine/LineEditor.cpp
+++ b/Libraries/LibLine/LineEditor.cpp
@@ -30,7 +30,9 @@
 #include <sys/ioctl.h>
 #include <unistd.h>
 
-LineEditor::LineEditor()
+namespace Line {
+
+Editor::Editor()
 {
     struct winsize ws;
     if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &ws) < 0)
@@ -39,19 +41,19 @@ LineEditor::LineEditor()
         m_num_columns = ws.ws_col;
 }
 
-LineEditor::~LineEditor()
+Editor::~Editor()
 {
     tcsetattr(0, TCSANOW, &m_default_termios);
 }
 
-void LineEditor::add_to_history(const String& line)
+void Editor::add_to_history(const String& line)
 {
     if ((m_history.size() + 1) > m_history_capacity)
         m_history.take_first();
     m_history.append(line);
 }
 
-void LineEditor::clear_line()
+void Editor::clear_line()
 {
     for (size_t i = 0; i < m_cursor; ++i)
         fputc(0x8, stdout);
@@ -61,7 +63,7 @@ void LineEditor::clear_line()
     m_cursor = 0;
 }
 
-void LineEditor::insert(const String& string)
+void Editor::insert(const String& string)
 {
     fputs(string.characters(), stdout);
     fflush(stdout);
@@ -84,7 +86,7 @@ void LineEditor::insert(const String& string)
     m_cursor += string.length();
 }
 
-void LineEditor::insert(const char ch)
+void Editor::insert(const char ch)
 {
     putchar(ch);
     fflush(stdout);
@@ -105,7 +107,7 @@ void LineEditor::insert(const char ch)
     ++m_cursor;
 }
 
-void LineEditor::on_char_input(char ch, Function<bool(LineEditor&)> callback)
+void Editor::on_char_input(char ch, Function<bool(Editor&)> callback)
 {
     if (m_key_callbacks.contains(ch)) {
         dbg() << "Key callback registered twice for " << ch;
@@ -114,7 +116,7 @@ void LineEditor::on_char_input(char ch, Function<bool(LineEditor&)> callback)
     m_key_callbacks.set(ch, make<KeyCallback>(move(callback)));
 }
 
-void LineEditor::cut_mismatching_chars(String& completion, const String& other, size_t start_compare)
+void Editor::cut_mismatching_chars(String& completion, const String& other, size_t start_compare)
 {
     size_t i = start_compare;
     while (i < completion.length() && i < other.length() && completion[i] == other[i])
@@ -122,7 +124,7 @@ void LineEditor::cut_mismatching_chars(String& completion, const String& other,
     completion = completion.substring(0, i);
 }
 
-String LineEditor::get_line(const String& prompt)
+String Editor::get_line(const String& prompt)
 {
     fputs(prompt.characters(), stdout);
     fflush(stdout);
@@ -372,7 +374,7 @@ String LineEditor::get_line(const String& prompt)
                     do_backspace();
                 continue;
             }
-            if (ch == 0xc) { // ^L
+            if (ch == 0xc) {                    // ^L
                 printf("\033[3J\033[H\033[2J"); // Clear screen.
                 fputs(prompt.characters(), stdout);
                 for (size_t i = 0; i < m_buffer.size(); ++i)
@@ -418,20 +420,22 @@ String LineEditor::get_line(const String& prompt)
     }
 }
 
-void LineEditor::vt_save_cursor()
+void Editor::vt_save_cursor()
 {
     fputs("\033[s", stdout);
     fflush(stdout);
 }
 
-void LineEditor::vt_restore_cursor()
+void Editor::vt_restore_cursor()
 {
     fputs("\033[u", stdout);
     fflush(stdout);
 }
 
-void LineEditor::vt_clear_to_end_of_line()
+void Editor::vt_clear_to_end_of_line()
 {
     fputs("\033[K", stdout);
     fflush(stdout);
 }
+
+}
diff --git a/Libraries/LibLine/LineEditor.h b/Libraries/LibLine/LineEditor.h
index 8f969658f8..dc94c64d78 100644
--- a/Libraries/LibLine/LineEditor.h
+++ b/Libraries/LibLine/LineEditor.h
@@ -38,20 +38,22 @@
 #include <sys/stat.h>
 #include <termios.h>
 
-class LineEditor;
+namespace Line {
+
+class Editor;
 
 struct KeyCallback {
-    KeyCallback(Function<bool(LineEditor&)> cb)
+    KeyCallback(Function<bool(Editor&)> cb)
         : callback(move(cb))
     {
     }
-    Function<bool(LineEditor&)> callback;
+    Function<bool(Editor&)> callback;
 };
 
-class LineEditor {
+class Editor {
 public:
-    LineEditor();
-    ~LineEditor();
+    Editor();
+    ~Editor();
 
     void initialize()
     {
@@ -72,7 +74,7 @@ public:
     void add_to_history(const String&);
     const Vector<String>& history() const { return m_history; }
 
-    void on_char_input(char ch, Function<bool(LineEditor&)> callback);
+    void on_char_input(char ch, Function<bool(Editor&)> callback);
 
     Function<Vector<String>(const String&)> on_tab_complete_first_token = nullptr;
     Function<Vector<String>(const String&)> on_tab_complete_other_token = nullptr;
@@ -126,3 +128,5 @@ private:
 
     bool m_initialized = false;
 };
+
+}
diff --git a/Shell/main.cpp b/Shell/main.cpp
index a637efc71f..c08cba983b 100644
--- a/Shell/main.cpp
+++ b/Shell/main.cpp
@@ -50,7 +50,7 @@
 //#define SH_DEBUG
 
 GlobalState g;
-static LineEditor editor {};
+static Line::Editor editor {};
 
 static int run_command(const String&);
 void cache_path();
diff --git a/Userland/js.cpp b/Userland/js.cpp
index bd7b8781e2..000cc7ad55 100644
--- a/Userland/js.cpp
+++ b/Userland/js.cpp
@@ -41,7 +41,7 @@
 #include <stdio.h>
 
 bool dump_ast = false;
-static LineEditor editor {};
+static Line::Editor editor {};
 
 String read_next_piece()
 {