From 125a6a3d46957a489696bfbd3bfb3e7c92f8912a Mon Sep 17 00:00:00 2001
From: Syed Daanish <me@syedm.dev>
Date: Mon, 27 Jul 2026 06:56:01 +0100
Subject: [PATCH] Setup initial repo

---
 .gitignore                         |    7 +
 Makefile                           |  103 ++
 flake.nix                          |   13 +-
 include/pch.h                      |   58 +
 libs/unicode_width/unicode_width.c | 1684 ++++++++++++++++++++++++++++
 libs/unicode_width/unicode_width.h |   96 ++
 src/main.cc                        |    3 +
 7 files changed, 1958 insertions(+), 6 deletions(-)
 create mode 100644 .gitignore
 create mode 100644 Makefile
 create mode 100644 include/pch.h
 create mode 100644 libs/unicode_width/unicode_width.c
 create mode 100644 libs/unicode_width/unicode_width.h
 create mode 100644 src/main.cc

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..21c25e4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+result
+p.vim
+compile_commands.json
+
+bin/
+build/
+.cache/
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..454587c
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,103 @@
+SRC_DIR := src
+BIN_DIR := bin
+OBJ_DIR := build
+INCLUDE_DIR := include
+
+TARGET_DEBUG := $(BIN_DIR)/crib-dbg
+TARGET_RELEASE := $(BIN_DIR)/crib
+
+PCH_DEBUG := $(OBJ_DIR)/debug/pch.h.gch
+PCH_RELEASE := $(OBJ_DIR)/release/pch.h.gch
+
+CXX ?= g++
+CC ?= gcc
+
+PCRE_CFLAGS := $(shell pkg-config --cflags libpcre2-8)
+PCRE_LIBS := $(shell pkg-config --static --libs libpcre2-8)
+
+LIBGRAPHEME_CFLAGS := $(shell pkg-config --cflags libgrapheme)
+LIBGRAPHEME_LIBS := $(shell pkg-config --static --libs libgrapheme)
+
+MRUBY_CFLAGS ?= ./libs/mruby/build/host/include
+MRUBY_LIBS ?= ./libs/mruby/build/host/lib/libmruby.a
+
+CFLAGS_DEBUG :=\
+	-std=c++20 -Wall -Wextra -static \
+	-O0 -fno-inline -gsplit-dwarf \
+	-g -fno-omit-frame-pointer \
+	-I./include -I./libs/unicode_width
+
+CFLAGS_RELEASE :=\
+	-std=c++20 -O3 -march=x86-64 -mtune=generic -fno-rtti \
+	-fvisibility=hidden -static \
+	-fomit-frame-pointer -DNDEBUG -s \
+	-I./include -I./libs/unicode_width
+
+CFLAGS_DEBUG += $(PCRE_CFLAGS) $(LIBGRAPHEME_CFLAGS) $(MRUBY_CFLAGS) $(C_SANITIZER)
+CFLAGS_RELEASE += $(PCRE_CFLAGS) $(LIBGRAPHEME_CFLAGS) $(MRUBY_CFLAGS)
+
+PCH_CFLAGS_DEBUG := $(CFLAGS_DEBUG) -x c++-header
+PCH_CFLAGS_RELEASE := $(CFLAGS_RELEASE) -x c++-header
+
+UNICODE_SRC := $(wildcard libs/unicode_width/*.c)
+
+UNICODE_OBJ_DEBUG := $(patsubst libs/unicode_width/%.c,$(OBJ_DIR)/debug/unicode_width/%.o,$(UNICODE_SRC))
+UNICODE_OBJ_RELEASE := $(patsubst libs/unicode_width/%.c,$(OBJ_DIR)/release/unicode_width/%.o,$(UNICODE_SRC))
+
+LIBS := $(PCRE_LIBS) $(LIBGRAPHEME_LIBS) $(MRUBY_LIBS)
+
+SRC := $(wildcard $(SRC_DIR)/**/*.cc) $(wildcard $(SRC_DIR)/*.cc)
+OBJ_DEBUG := $(patsubst $(SRC_DIR)/%.cc,$(OBJ_DIR)/debug/%.o,$(SRC))
+OBJ_RELEASE := $(patsubst $(SRC_DIR)/%.cc,$(OBJ_DIR)/release/%.o,$(SRC))
+
+DEP_DEBUG := $(OBJ_DEBUG:.o=.d)
+DEP_RELEASE := $(OBJ_RELEASE:.o=.d)
+
+.PHONY: all debug release clean
+
+all: release
+
+debug: $(TARGET_DEBUG)
+
+release: $(TARGET_RELEASE)
+
+$(PCH_DEBUG): $(INCLUDE_DIR)/pch.h
+	mkdir -p $(dir $@)
+	$(CXX) $(PCH_CFLAGS_DEBUG) -o $@ $<
+
+$(PCH_RELEASE): $(INCLUDE_DIR)/pch.h
+	mkdir -p $(dir $@)
+	$(CXX) $(PCH_CFLAGS_RELEASE) -o $@ $<
+
+$(TARGET_DEBUG): $(PCH_DEBUG) $(OBJ_DEBUG) $(UNICODE_OBJ_DEBUG)
+	mkdir -p $(BIN_DIR)
+	$(CXX) $(CFLAGS_DEBUG) -o $@ $(OBJ_DEBUG) $(UNICODE_OBJ_DEBUG) $(LIBS)
+
+$(TARGET_RELEASE): $(PCH_RELEASE) $(OBJ_RELEASE) $(UNICODE_OBJ_RELEASE)
+	mkdir -p $(BIN_DIR)
+	$(CXX) $(CFLAGS_RELEASE) -o $@ $(OBJ_RELEASE) $(UNICODE_OBJ_RELEASE) $(LIBS)
+
+$(OBJ_DIR)/debug/%.o: $(SRC_DIR)/%.cc $(PCH_DEBUG) $(GENERATED_HEADER)
+	mkdir -p $(dir $@)
+	$(CXX) $(CFLAGS_DEBUG) -include $(INCLUDE_DIR)/pch.h -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/release/%.o: $(SRC_DIR)/%.cc $(PCH_RELEASE) $(GENERATED_HEADER)
+	mkdir -p $(dir $@)
+	$(CXX) $(CFLAGS_RELEASE) -include $(INCLUDE_DIR)/pch.h -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/debug/unicode_width/%.o: libs/unicode_width/%.c
+	mkdir -p $(dir $@)
+	$(CC) -MMD -MP -c $< -o $@
+
+$(OBJ_DIR)/release/unicode_width/%.o: libs/unicode_width/%.c
+	mkdir -p $(dir $@)
+	$(CC) -MMD -MP -c $< -o $@
+
+DEP_DEBUG += $(UNICODE_OBJ_DEBUG:.o=.d)
+DEP_RELEASE += $(UNICODE_OBJ_RELEASE:.o=.d)
+
+-include $(DEP_DEBUG)
+-include $(DEP_RELEASE)
+
+clean:
+	rm -rf $(OBJ_DIR) $(BIN_DIR)
diff --git a/flake.nix b/flake.nix
index 281c2a5..3dda98f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -62,6 +62,7 @@
 
         buildInputs = with pkgs; [
           libgrapheme
+          pcre2
 
           mruby
         ];
@@ -69,8 +70,8 @@
         buildPhase = ''
           make \
             MRBC=${mruby}/bin/mrbc \
-            MRUBY_INCLUDE=${mruby}/include \
-            MRUBY_LIB=${mruby}/lib/libmruby.a
+            MRUBY_CFLAGS=-I${mruby}/include \
+            MRUBY_LIBS=-L${mruby}/lib -lmruby
         '';
 
         installPhase = ''
@@ -105,12 +106,12 @@
         ];
 
         shellHook = ''
-          export CC="ccache gcc"
-          export CXX="ccache g++"
+          export CC="ccache $CC"
+          export CXX="ccache $CXX"
 
           export MRBC=${mruby}/bin/mrbc
-          export MRUBY_INCLUDE=${mruby}/include
-          export MRUBY_LIB=${mruby}/lib/libmruby.a
+          export MRUBY_CFLAGS=-I${mruby}/include
+          export MRUBY_LIBS="-L${mruby}/lib -lmruby"
         '';
       };
     };
diff --git a/include/pch.h b/include/pch.h
new file mode 100644
index 0000000..76391d4
--- /dev/null
+++ b/include/pch.h
@@ -0,0 +1,58 @@
+#ifndef PCH_H
+#define PCH_H
+
+#define PCRE2_CODE_UNIT_WIDTH 8
+#define PCRE_WORKSPACE_SIZE 512
+
+#include "mruby.h"
+#include "mruby/array.h"
+#include "mruby/compile.h"
+#include "mruby/hash.h"
+#include "mruby/irep.h"
+#include "mruby/string.h"
+#include <pcre2.h>
+extern "C" {
+#include "unicode_width.h"
+#include <grapheme.h>
+}
+#include <algorithm>
+#include <atomic>
+#include <cctype>
+#include <chrono>
+#include <cmath>
+#include <cstdarg>
+#include <cstdint>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <deque>
+#include <fcntl.h>
+#include <filesystem>
+#include <fstream>
+#include <functional>
+#include <immintrin.h>
+#include <limits.h>
+#include <map>
+#include <mutex>
+#include <optional>
+#include <poll.h>
+#include <queue>
+#include <set>
+#include <shared_mutex>
+#include <signal.h>
+#include <stack>
+#include <string.h>
+#include <string>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <termios.h>
+#include <thread>
+#include <unistd.h>
+#include <unordered_map>
+#include <unordered_set>
+#include <vector>
+
+using namespace std::chrono_literals;
+
+#endif
diff --git a/libs/unicode_width/unicode_width.c b/libs/unicode_width/unicode_width.c
new file mode 100644
index 0000000..d960f8d
--- /dev/null
+++ b/libs/unicode_width/unicode_width.c
@@ -0,0 +1,1684 @@
+/* Generated by unicode-width generator.
+ *
+ * Unicode 16.0.0 data.
+ * For terminal width calculation.
+ *
+ * Copyright 2025 Dair Aidarkhanov
+ * SPDX-License-Identifier: 0BSD
+ */
+
+#include "unicode_width.h"
+#include <assert.h>
+
+/* Tables for width lookup.
+ */
+static const uint_least8_t WIDTH_ROOT[256] = {
+    0x00, 0x01, 0x02, 0x02, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
+    0x0A, 0x0B, 0x0C, 0x0D, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x0E,
+    0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x0E, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x0F, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
+    0x08, 0x08, 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00,
+};
+
+static const uint_least8_t WIDTH_MIDDLE[16][64] = {
+    {
+        0x00, 0x01, 0x02, 0x02, 0x02, 0x02, 0x03, 0x02, 0x02, 0x04, 0x02,
+        0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A,
+        0x1B, 0x1C, 0x1D, 0x02, 0x02, 0x1E, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x02, 0x24, 0x25, 0x26,
+        0x27, 0x28, 0x29, 0x02, 0x2A, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x2B, 0x2C, 0x02, 0x02, 0x02, 0x02, 0x2D, 0x2E, 0x02, 0x02, 0x02,
+        0x2F, 0x30, 0x31, 0x32, 0x33, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x34, 0x02, 0x02, 0x35, 0x02, 0x36, 0x02, 0x37, 0x38, 0x39, 0x3A,
+        0x3B, 0x3C, 0x3D, 0x3E, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+    },
+    {
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+    },
+    {
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x3F, 0x02,
+        0x02, 0x40, 0x41, 0x02, 0x02, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+        0x02, 0x48, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+    },
+    {
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x49, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x38, 0x38, 0x38, 0x38, 0x4A,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x4B, 0x4C, 0x4D, 0x4E,
+    },
+    {
+        0x02, 0x02, 0x02, 0x4F, 0x02, 0x50, 0x51, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x52, 0x53,
+        0x02, 0x02, 0x02, 0x02, 0x54, 0x02, 0x02, 0x55, 0x56, 0x57, 0x58,
+        0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x61, 0x02, 0x62,
+        0x63, 0x64, 0x65, 0x02, 0x66, 0x02, 0x67, 0x68, 0x69, 0x6A, 0x02,
+        0x02, 0x6B, 0x6C, 0x6D, 0x6E, 0x02, 0x6F, 0x70, 0x02,
+    },
+    {
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x71, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x02, 0x02, 0x72, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x73,
+        0x74, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x75, 0x76, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+    },
+    {
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x77, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x78, 0x79, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x7A, 0x38,
+        0x38, 0x7B, 0x38, 0x38, 0x7C, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x7D, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x7E, 0x02, 0x02,
+        0x02, 0x7F, 0x80, 0x81, 0x02, 0x82, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x83, 0x84, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x85, 0x86, 0x74, 0x02, 0x02, 0x87, 0x02, 0x02, 0x02, 0x88, 0x02,
+        0x89, 0x02, 0x02, 0x02, 0x02, 0x02, 0x8A, 0x8B, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x8C,
+        0x8D, 0x02, 0x8E, 0x8F, 0x02, 0x90, 0x91, 0x92, 0x93, 0x94, 0x95,
+        0x96, 0x97, 0x02, 0x98, 0x02, 0x02, 0x99, 0x9A, 0x9B, 0x9C, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+    {
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38,
+        0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x38, 0x9D,
+    },
+    {
+        0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D,
+        0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D,
+        0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x1D, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+        0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02,
+    },
+};
+
+static const uint_least8_t WIDTH_LEAVES[158][32] = {
+    {
+        0x55, 0x55, 0x75, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x15, 0x00, 0x50, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x10, 0x41, 0x10, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x51, 0x55, 0x55, 0x00, 0x00, 0x40, 0x54, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x15, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x55, 0x55, 0x55, 0x55, 0x54, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05,
+        0x00, 0x14, 0x00, 0x14, 0x04, 0x50, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x15, 0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x00,
+        0x00, 0x54, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x15, 0x00, 0x00, 0x55, 0x55, 0x51,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x10, 0x00, 0x00, 0x01, 0x01,
+        0x50, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x01, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x50, 0x15, 0x00, 0x00, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    },
+    {
+        0x40, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x45, 0x54, 0x01, 0x00, 0x54, 0x51, 0x01, 0x00,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x44, 0x01, 0x54, 0x55, 0x51, 0x55, 0x15,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x45,
+    },
+    {
+        0x41, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x54, 0x41, 0x15, 0x14, 0x50, 0x51, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x50, 0x51, 0x55, 0x55,
+    },
+    {
+        0x41, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x54, 0x01, 0x10, 0x54, 0x51, 0x55, 0x55,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x00,
+    },
+    {
+        0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x04, 0x01, 0x54, 0x55, 0x51, 0x55, 0x01,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x45, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x45, 0x54, 0x55, 0x55, 0x51, 0x55, 0x15,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x54, 0x54, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x04, 0x54, 0x05, 0x04, 0x50, 0x55, 0x41,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x14, 0x44, 0x05, 0x04, 0x50, 0x55, 0x41,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x50, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x15, 0x44, 0x01, 0x54, 0x55, 0x41, 0x55, 0x15,
+        0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x45, 0x15, 0x05, 0x44,
+        0x55, 0x15, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x51, 0x00, 0x40, 0x55, 0x55, 0x15, 0x00, 0x40, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x51, 0x00, 0x00, 0x54, 0x55, 0x55, 0x00, 0x40, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x50, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x11, 0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x01, 0x00, 0x00, 0x40,
+    },
+    {
+        0x00, 0x04, 0x55, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x45, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x01, 0x04, 0x00, 0x41, 0x41, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x50, 0x05, 0x54, 0x55, 0x55, 0x55, 0x01, 0x54, 0x55, 0x55,
+    },
+    {
+        0x45, 0x41, 0x55, 0x51, 0x55, 0x55, 0x55, 0x51, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    },
+    {
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x01, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x05, 0x50, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x05, 0x54, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x56, 0x55,
+        0x55, 0x55, 0x10, 0x00, 0x50, 0x55, 0x45, 0x01, 0x00, 0x00, 0x55,
+        0x57, 0x51, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x15, 0x00, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x41, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x51,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x40, 0x15, 0x54,
+        0x55, 0x45, 0x55, 0x01, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x15, 0x14, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x45,
+        0x00, 0x40, 0x44, 0x01, 0x00, 0x54, 0x15, 0x00, 0x00, 0x14,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x00, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x00, 0x00, 0x50, 0x05, 0x54, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x15, 0x00, 0x00, 0x55, 0x55, 0x55,
+    },
+    {
+        0x50, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x50, 0x00,
+        0x50, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x45, 0x50, 0x11, 0x00, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x00, 0x00, 0x05, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x40, 0x00,
+        0x00, 0x00, 0x04, 0x00, 0x54, 0x51, 0x55, 0x54, 0x50, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    },
+    {
+        0x55, 0x55, 0x15, 0x00, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05,
+        0x40, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x00, 0x00, 0x00, 0x00, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0xF5, 0x55, 0x55, 0x55, 0x69,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0xFD, 0x57, 0xD7, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x7D,
+    },
+    {
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+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x15, 0x00, 0x00, 0x41, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x54, 0x55, 0x15, 0x00, 0x11, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x00,
+        0x05, 0x55, 0x54, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x01, 0x00, 0x40, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x15, 0x00, 0x04, 0x40, 0x55, 0x15, 0x55, 0x55, 0x01, 0x40,
+        0x01, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x00, 0x00, 0x00, 0x00, 0x40, 0x50, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x00, 0x40, 0x00, 0x10, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05,
+        0x00, 0x04, 0x41, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x01, 0x40, 0x45, 0x10, 0x00, 0x00, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x50, 0x11, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x15, 0x54, 0x55, 0x55,
+    },
+    {
+        0x40, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x05, 0x40, 0x55, 0x40, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x45, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x54, 0x15, 0x00, 0x00, 0x00, 0x50,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x00, 0x00, 0x50,
+        0x01, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x54, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x00, 0x40, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x15, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x15, 0x40, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0xAA, 0x54, 0x55, 0x55, 0x50, 0x55, 0x55, 0x55,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x55, 0x55,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x5A,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x95,
+    },
+    {
+        0xAA, 0xAA, 0x56, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0xAA, 0xA9, 0xAA, 0x69,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x6A, 0x55, 0x55,
+        0x55, 0x65, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x6A, 0x59,
+        0x55, 0x55, 0x55, 0xAA, 0x55, 0x55, 0xAA, 0xAA, 0xAA, 0xAA,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x41, 0x00, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x50, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x01, 0x50, 0x01, 0x00, 0x00, 0x00, 0x00,
+    },
+    {
+        0x40, 0x01, 0x00, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x05,
+        0x50, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x54, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x6A,
+        0x55, 0x55, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x6A, 0x55, 0x55,
+    },
+    {
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x40, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+        0x00, 0x00, 0x00, 0x00, 0x00, 0x54, 0x55, 0x51, 0x55, 0x55,
+    },
+    {
+        0x55, 0x54, 0x55, 0x55, 0x55, 0x55, 0x15, 0x00, 0x01, 0x00, 0x00,
+        0x00, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x10, 0x04, 0x40,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x15, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x45, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x05, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x40,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x00, 0x40, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x57, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0xD5, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x75, 0xFD, 0xFF, 0x7F, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0xF5, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+    },
+    {
+        0x6E, 0x55, 0x55, 0x55, 0xAA, 0xAA, 0xBA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xEA, 0xFA, 0xBF, 0xBF, 0x55, 0xAA, 0xAA, 0x56, 0x55, 0x5F, 0x55,
+        0x55, 0x55, 0xAA, 0x5A, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x57, 0x55, 0x55,
+        0xFD, 0xFF, 0xDF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF7,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x55, 0x55, 0x55, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0xD5, 0xFF, 0x55,
+        0x55, 0x55, 0xFF, 0xFF, 0xFF, 0xFF, 0x57, 0x57, 0xFF, 0xFF,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0xF7, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xD7,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x5F, 0x55, 0x55, 0xD5, 0x7F, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0x55, 0x55, 0x55, 0x55, 0x75, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x7D, 0x55, 0x55, 0x55, 0x57, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0xD5, 0xFF,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x5F, 0x55, 0x57, 0x7F, 0xFD,
+        0x55, 0xFF, 0x55, 0x55, 0xD5, 0x57, 0x55, 0xFF, 0xFF, 0x57,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0xFF, 0xFF, 0xFF, 0x55, 0x57, 0x55, 0x55, 0x55,
+    },
+    {
+        0x55, 0x55, 0x55, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0x7F, 0xFF, 0xFF, 0xDF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+    },
+    {
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+    },
+    {
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
+        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0xFF, 0xFF, 0xFF, 0x57,
+    },
+    {
+        0xFF, 0xFF, 0x5F, 0xD5, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
+        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0x55, 0xF5, 0xFF, 0xFF,
+        0xFF, 0xD7, 0xFF, 0xFF, 0x5F, 0x55, 0xFF, 0xFF, 0x57, 0x55,
+    },
+    {
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
+        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0x5A,
+    },
+};
+
+/* Emoji presentation sequence lookup.
+ */
+static int is_emoji_presentation_start(uint_least32_t cp) {
+  /* First level lookup by top bits */
+  int leaf_idx;
+  uint_least16_t bottom;
+
+  switch (cp >> 10) {
+  case 0x0:
+    leaf_idx = 0;
+    break;
+  case 0x8:
+    leaf_idx = 1;
+    break;
+  case 0x9:
+    leaf_idx = 2;
+    break;
+  case 0xA:
+    leaf_idx = 3;
+    break;
+  case 0xC:
+    leaf_idx = 4;
+    break;
+  case 0x7C:
+    leaf_idx = 5;
+    break;
+  case 0x7D:
+    leaf_idx = 6;
+    break;
+  default:
+    return 0;
+  }
+
+  /* Second level lookup by bottom 10 bits. */
+  bottom = cp & 0x3FF;
+  uint_least8_t byte_idx = bottom >> 3;
+  uint_least8_t bit_idx = bottom & 0x7;
+
+  /* Bitmap lookup - check if the bit is set. */
+  static const uint_least8_t bitmap[][128] = {
+      {
+          0x00, 0x00, 0x00, 0x00, 0x08, 0x04, 0xFF, 0x03, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      },
+      {
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x02, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x03, 0x00, 0x06, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x0C, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x80, 0x00, 0x00, 0x00, 0xFE, 0x0F, 0x07,
+      },
+      {
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x40,
+          0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x78, 0x1F, 0x40,
+          0x32, 0x21, 0x4D, 0xC4, 0x00, 0x07, 0x05, 0xFF, 0x0F, 0x80, 0x69,
+          0x01, 0x00, 0xC8, 0x00, 0x00, 0xFC, 0x1A, 0x83, 0x0C, 0x03, 0x60,
+          0x30, 0xC1, 0x1A, 0x00, 0x00, 0x06, 0xBF, 0x27, 0x24, 0xBF, 0x54,
+          0x20, 0x02, 0x01, 0x18, 0x00, 0x90, 0x50, 0xB8, 0x00, 0x18, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0xE0, 0x00, 0x02, 0x00, 0x01, 0x80, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      },
+      {
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x00, 0x00,
+          0x18, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      },
+      {
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x20, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x02, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      },
+      {
+          0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x03, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00,
+          0x00, 0x04, 0x00, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xE0, 0x20,
+          0x10, 0xF2, 0x1F, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x21, 0x00, 0x00, 0xC8, 0xCE, 0x80, 0x70, 0x00, 0x00, 0x54,
+          0x7C, 0xF0, 0xFF, 0x01, 0x20, 0xA8, 0x00,
+      },
+      {
+          0x00, 0x01, 0x20, 0x80, 0x40, 0x00, 0x00, 0x80, 0xC6, 0x63, 0x08,
+          0x00, 0x00, 0x04, 0x00, 0x20, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00,
+          0x09, 0x88, 0x00, 0x08, 0x00, 0x84, 0x70, 0x3C, 0x80, 0x2E, 0x00,
+          0x21, 0x0C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0xFF, 0xFF,
+          0xFF, 0x80, 0xF9, 0x03, 0x80, 0x3C, 0x01, 0x00, 0x20, 0x01, 0x06,
+          0x10, 0x1C, 0x00, 0x0E, 0x70, 0x0A, 0x81, 0x08, 0x04, 0x00, 0x00,
+          0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x80, 0x20, 0x12, 0x01, 0x00, 0x20, 0x04, 0x16,
+          0x00, 0xE8, 0x00, 0x00, 0x3F, 0x02, 0x09, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+          0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+      },
+  };
+
+  return (bitmap[leaf_idx][byte_idx] >> bit_idx) & 1;
+}
+
+/* Emoji modifier base lookup.
+ */
+static int is_emoji_modifier_base(uint_least32_t cp) {
+  /* First level lookup by top bits. */
+  int leaf_idx;
+  uint_least8_t bottom;
+
+  switch (cp >> 8) {
+  case 0x26:
+    leaf_idx = 0;
+    break;
+  case 0x27:
+    leaf_idx = 1;
+    break;
+  case 0x1F3:
+    leaf_idx = 2;
+    break;
+  case 0x1F4:
+    leaf_idx = 3;
+    break;
+  case 0x1F5:
+    leaf_idx = 4;
+    break;
+  case 0x1F6:
+    leaf_idx = 5;
+    break;
+  case 0x1F9:
+    leaf_idx = 6;
+    break;
+  case 0x1FA:
+    leaf_idx = 7;
+    break;
+  default:
+    return 0;
+  }
+
+  /* Second level lookup by bottom 8 bits. */
+  bottom = cp & 0xFF;
+  static const uint_least8_t LEAF_0_LO[] = {
+      0x1D,
+      0xF9,
+  };
+  static const uint_least8_t LEAF_0_HI[] = {
+      0x1D,
+      0xF9,
+  };
+  static const uint_least8_t LEAF_1_LO[] = {
+      0x0A,
+  };
+  static const uint_least8_t LEAF_1_HI[] = {
+      0x0D,
+  };
+  static const uint_least8_t LEAF_2_LO[] = {
+      0x85,
+      0xC2,
+      0xC7,
+      0xCA,
+  };
+  static const uint_least8_t LEAF_2_HI[] = {
+      0x85,
+      0xC4,
+      0xC7,
+      0xCC,
+  };
+  static const uint_least8_t LEAF_3_LO[] = {
+      0x42, 0x46, 0x66, 0x7C, 0x81, 0x85, 0x8F, 0x91, 0xAA,
+  };
+  static const uint_least8_t LEAF_3_HI[] = {
+      0x43, 0x50, 0x78, 0x7C, 0x83, 0x87, 0x8F, 0x91, 0xAA,
+  };
+  static const uint_least8_t LEAF_4_LO[] = {
+      0x74,
+      0x7A,
+      0x90,
+      0x95,
+  };
+  static const uint_least8_t LEAF_4_HI[] = {
+      0x75,
+      0x7A,
+      0x90,
+      0x96,
+  };
+  static const uint_least8_t LEAF_5_LO[] = {
+      0x45, 0x4B, 0xA3, 0xB4, 0xC0, 0xCC,
+  };
+  static const uint_least8_t LEAF_5_HI[] = {
+      0x47, 0x4F, 0xA3, 0xB6, 0xC0, 0xCC,
+  };
+  static const uint_least8_t LEAF_6_LO[] = {
+      0x0C, 0x0F, 0x18, 0x26, 0x30, 0x3C, 0x77, 0xB5, 0xB8, 0xBB, 0xCD, 0xD1,
+  };
+  static const uint_least8_t LEAF_6_HI[] = {
+      0x0C, 0x0F, 0x1F, 0x26, 0x39, 0x3E, 0x77, 0xB6, 0xB9, 0xBB, 0xCF, 0xDD,
+  };
+  static const uint_least8_t LEAF_7_LO[] = {
+      0xC3,
+      0xF0,
+  };
+  static const uint_least8_t LEAF_7_HI[] = {
+      0xC5,
+      0xF8,
+  };
+
+  /* Binary search in the leaf. */
+  switch (leaf_idx) {
+  case 0: {
+    int lo = 0, hi = 1, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_0_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_0_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 1: {
+    int lo = 0, hi = 0, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_1_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_1_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 2: {
+    int lo = 0, hi = 3, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_2_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_2_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 3: {
+    int lo = 0, hi = 8, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_3_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_3_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 4: {
+    int lo = 0, hi = 3, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_4_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_4_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 5: {
+    int lo = 0, hi = 5, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_5_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_5_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 6: {
+    int lo = 0, hi = 11, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_6_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_6_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  case 7: {
+    int lo = 0, hi = 1, mid;
+    while (lo <= hi) {
+      mid = (lo + hi) / 2;
+      if (bottom < LEAF_7_LO[mid])
+        hi = mid - 1;
+      else if (bottom > LEAF_7_HI[mid])
+        lo = mid + 1;
+      else
+        return 1;
+    }
+    return 0;
+  }
+  }
+  return 0;
+}
+
+/* Get the basic width of a codepoint using table lookup.
+ */
+static int lookup_width(uint_least32_t cp) {
+  uint_least8_t t1_offset;
+  uint_least8_t t2_offset;
+  uint_least8_t packed_widths;
+  uint_least8_t width;
+
+  /* Get offset into middle table from root table. */
+  t1_offset = WIDTH_ROOT[cp >> 13];
+
+  /* Get offset into leaf table from middle table. */
+  t2_offset = WIDTH_MIDDLE[t1_offset][cp >> 7 & 0x3F];
+
+  /* Get packed widths from leaf table. */
+  packed_widths = WIDTH_LEAVES[t2_offset][cp >> 2 & 0x1F];
+
+  /* Extract width from packed widths. */
+  width = (packed_widths >> (2 * (cp & 0b11))) & 0b11;
+
+  /* Handle special cases. */
+  if (width < 3) {
+    return width;
+  } else {
+    switch (cp) {
+    case 0xA:
+      return 1;
+    case 0x17D8:
+      return 3;
+    case 0xFE0E:
+      return 0;
+    case 0xFE0F:
+      return 0;
+    case 0x1F1E6:
+    case 0x1F1E7:
+    case 0x1F1E8:
+    case 0x1F1E9:
+    case 0x1F1EA:
+    case 0x1F1EB:
+    case 0x1F1EC:
+    case 0x1F1ED:
+    case 0x1F1EE:
+    case 0x1F1EF:
+    case 0x1F1F0:
+    case 0x1F1F1:
+    case 0x1F1F2:
+    case 0x1F1F3:
+    case 0x1F1F4:
+    case 0x1F1F5:
+    case 0x1F1F6:
+    case 0x1F1F7:
+    case 0x1F1F8:
+    case 0x1F1F9:
+    case 0x1F1FA:
+    case 0x1F1FB:
+    case 0x1F1FC:
+    case 0x1F1FD:
+    case 0x1F1FE:
+    case 0x1F1FF:
+      return 1;
+    case 0x1F3FB:
+    case 0x1F3FC:
+    case 0x1F3FD:
+    case 0x1F3FE:
+    case 0x1F3FF:
+      return 2;
+
+    /* EMOJI_PRESENTATION. */
+    default:
+      return 2;
+    }
+  }
+}
+
+/* Initialize a width calculation state machine.
+ */
+void unicode_width_init(unicode_width_state_t *state) {
+  assert(state != NULL);
+  state->state = WIDTH_STATE_DEFAULT;
+  state->previous_codepoint = 0;
+}
+
+/* Process a Unicode codepoint and return its width.
+ * This function keeps track of context via the state parameter.
+ */
+int unicode_width_process(unicode_width_state_t *state,
+                          uint_least32_t codepoint) {
+  width_state_t next_state = WIDTH_STATE_DEFAULT;
+  int width = 0;
+  int adjust = 0;
+
+  assert(state != NULL);
+
+  /* Handle control characters. */
+  if ((codepoint < 0x20 && codepoint != 0x0A && codepoint != 0x0D) ||
+      codepoint == 0x7F || (codepoint >= 0x80 && codepoint <= 0x9F)) {
+    /* Control characters return -1, letting the caller decide how to display
+     * them. */
+    state->previous_codepoint = codepoint;
+    return -1;
+  }
+
+  /* ASCII fast path. */
+  if (codepoint < 0x7F) {
+    /* Handle newline specially. */
+    if (codepoint == 0x0A) {
+      /* LF: In terminals, newlines don't consume horizontal space. */
+      if (state->previous_codepoint == 0x0D) {
+        /* Part of CRLF sequence. */
+        next_state = WIDTH_STATE_DEFAULT;
+      } else {
+        /* Standalone LF. */
+        next_state = WIDTH_STATE_LINE_FEED;
+      }
+      width = 0;
+    } else if (codepoint == 0x0D) {
+      /* CR: Always zero width. */
+      width = 0;
+    } else {
+      /* Regular ASCII. */
+      width = 1;
+    }
+  } else {
+    /* Look up basic width. */
+    width = lookup_width(codepoint);
+  }
+
+  /* Handle state transitions based on current state and codepoint. */
+  switch (state->state) {
+  case WIDTH_STATE_LINE_FEED:
+    if (codepoint == 0x0D) {
+      /* CR after LF: zero width (part of CRLF). */
+      next_state = WIDTH_STATE_DEFAULT;
+      width = 0;
+    }
+    break;
+
+  case WIDTH_STATE_EMOJI_MODIFIER:
+    if (is_emoji_modifier_base(codepoint)) {
+      /* Emoji modifier followed by base: zero width (part of sequence). */
+      next_state = WIDTH_STATE_EMOJI_PRESENTATION;
+      width = 0;
+    }
+    break;
+
+  case WIDTH_STATE_EMOJI_PRESENTATION:
+    if (codepoint == 0xFE0F) {
+      /* Variation selector-16 after standalone emoji: zero width. */
+      next_state = WIDTH_STATE_DEFAULT;
+      width = 0;
+
+      /* If the base character has width 1, increase to 2. */
+      if (lookup_width(state->previous_codepoint) == 1) {
+        adjust = 1;
+      }
+    } else if (codepoint == 0x200D) {
+      /* ZWJ after emoji: zero width. */
+      next_state = WIDTH_STATE_ZWJ_EMOJI_PRESENTATION;
+      width = 0;
+    } else if (codepoint >= 0x1F3FB && codepoint <= 0x1F3FF) {
+      /* Skin tone modifier after emoji: zero width. */
+      next_state = WIDTH_STATE_EMOJI_MODIFIER;
+      width = 0;
+    }
+    break;
+
+  case WIDTH_STATE_ZWJ_EMOJI_PRESENTATION:
+    /* After ZWJ, direct to appropriate state based on character type.
+     * Always zero width for anything after ZWJ.
+     */
+    width = 0;
+
+    if (codepoint == 0x20E3) {
+      /* Keycap after ZWJ. */
+      next_state = WIDTH_STATE_KEYCAP_ZWJ_EMOJI_PRESENTATION;
+    } else if (codepoint >= 0x1F1E6 && codepoint <= 0x1F1FF) {
+      /* Regional indicator after ZWJ. */
+      next_state = WIDTH_STATE_REGIONAL_INDICATOR_ZWJ_PRESENTATION;
+    } else if (codepoint == 0xE007F) {
+      /* Tag terminator after ZWJ. */
+      next_state = WIDTH_STATE_TAG_END_ZWJ_EMOJI_PRESENTATION;
+    } else {
+      /* Any other character after ZWJ (including medical symbols, etc.) */
+      next_state = WIDTH_STATE_ZWJ_SEQUENCE_MEMBER;
+    }
+    break;
+
+  case WIDTH_STATE_ZWJ_SEQUENCE_MEMBER:
+    /* Handle characters that are part of a ZWJ sequence.
+     * Always zero width within a ZWJ sequence.
+     */
+    width = 0;
+
+    if (codepoint == 0xFE0F) {
+      /* VS16 in a ZWJ sequence: zero width with no adjustment. */
+      next_state = WIDTH_STATE_DEFAULT;
+    } else if (codepoint == 0x200D) {
+      /* Another ZWJ - continue the ZWJ sequence. */
+      next_state = WIDTH_STATE_ZWJ_EMOJI_PRESENTATION;
+    } else {
+      /* Any other character - remain in ZWJ sequence. */
+      next_state = WIDTH_STATE_ZWJ_SEQUENCE_MEMBER;
+    }
+    break;
+
+  case WIDTH_STATE_KEYCAP_ZWJ_EMOJI_PRESENTATION:
+    /* Always zero width in ZWJ sequence. */
+    width = 0;
+    if (codepoint == 0xFE0F) {
+      /* VS16 after keycap in ZWJ sequence: no adjustment. */
+      next_state = WIDTH_STATE_DEFAULT;
+    } else if (codepoint == 0x200D) {
+      /* ZWJ after keycap: continue sequence. */
+      next_state = WIDTH_STATE_ZWJ_EMOJI_PRESENTATION;
+    } else {
+      /* Any other character. */
+      next_state = WIDTH_STATE_ZWJ_SEQUENCE_MEMBER;
+    }
+    break;
+
+  case WIDTH_STATE_REGIONAL_INDICATOR:
+    if (codepoint >= 0x1F1E6 && codepoint <= 0x1F1FF) {
+      /* Second regional indicator: part of flag, set width to 2 total. */
+      next_state = WIDTH_STATE_SEVERAL_REGIONAL_INDICATOR;
+      width = 1;
+    }
+    break;
+
+  case WIDTH_STATE_SEVERAL_REGIONAL_INDICATOR:
+    if (codepoint >= 0x1F1E6 && codepoint <= 0x1F1FF) {
+      /* Another regional indicator: reset counter for even/odd pairs. */
+      next_state = WIDTH_STATE_REGIONAL_INDICATOR;
+      width = 0;
+    }
+    break;
+
+  case WIDTH_STATE_REGIONAL_INDICATOR_ZWJ_PRESENTATION:
+    /* Always zero width in ZWJ context. */
+    width = 0;
+    if (codepoint >= 0x1F1E6 && codepoint <= 0x1F1FF) {
+      /* Regional indicator after another in ZWJ context. */
+      next_state = WIDTH_STATE_REGIONAL_INDICATOR;
+      width =
+          1; /* Special case: regional indicators still need width for flags. */
+    } else if (codepoint == 0x200D) {
+      /* ZWJ after regional indicator in ZWJ context. */
+      next_state = WIDTH_STATE_ZWJ_EMOJI_PRESENTATION;
+    } else {
+      /* Any other character. */
+      next_state = WIDTH_STATE_ZWJ_SEQUENCE_MEMBER;
+    }
+    break;
+
+  case WIDTH_STATE_TAG_END_ZWJ_EMOJI_PRESENTATION:
+    /* Always zero width in tag sequence. */
+    width = 0;
+    if ((codepoint >= 0xE0030 && codepoint <= 0xE0039) ||
+        (codepoint >= 0xE0061 && codepoint <= 0xE007A)) {
+      /* Tag spec characters after tag end: stay in tag state. */
+      next_state = WIDTH_STATE_TAG_END_ZWJ_EMOJI_PRESENTATION;
+    } else if (codepoint == 0x1F3F4) {
+      /* Black flag: part of tag sequence. */
+      next_state = WIDTH_STATE_ZWJ_SEQUENCE_MEMBER;
+    } else if (codepoint == 0x200D) {
+      /* ZWJ after tag: continue ZWJ sequence. */
+      next_state = WIDTH_STATE_ZWJ_EMOJI_PRESENTATION;
+    } else {
+      /* Any other character. */
+      next_state = WIDTH_STATE_ZWJ_SEQUENCE_MEMBER;
+    }
+    break;
+
+  case WIDTH_STATE_DEFAULT:
+    /* Handle carriage return. */
+    if (codepoint == 0x0D) {
+      /* CR: zero width. */
+      width = 0;
+    }
+    /* Handle emoji presentation selector. */
+    else if (codepoint == 0xFE0F) {
+      /* Variation selector-16: zero width, but make previous character width 2
+       * if applicable. */
+      width = 0;
+      if (state->previous_codepoint > 0 &&
+          is_emoji_presentation_start(state->previous_codepoint)) {
+        /* Add 1 to make previous character width 2. */
+        adjust = 1;
+      }
+    }
+    /* Handle text presentation selector. */
+    else if (codepoint == 0xFE0E) {
+      /* Variation selector-15: zero width, but make previous character width 1
+       * if applicable. */
+      width = 0;
+      if (state->previous_codepoint > 0 &&
+          is_emoji_presentation_start(state->previous_codepoint)) {
+        /* Subtract 1 to make previous character width 1. */
+        adjust = -1;
+      }
+    }
+    /* Handle emoji modifiers. */
+    else if (codepoint >= 0x1F3FB && codepoint <= 0x1F3FF) {
+      next_state = WIDTH_STATE_EMOJI_MODIFIER;
+    }
+    /* Handle regional indicators (flags). */
+    else if (codepoint >= 0x1F1E6 && codepoint <= 0x1F1FF) {
+      next_state = WIDTH_STATE_REGIONAL_INDICATOR;
+      /* First regional indicator has width 1, second will add 1. */
+      width = 1;
+    }
+    /* Handle emoji with default presentation. */
+    else if (codepoint >= 0x1F000 || is_emoji_presentation_start(codepoint)) {
+      next_state = WIDTH_STATE_EMOJI_PRESENTATION;
+    }
+    break;
+  }
+
+  /* Apply width adjustments from previous operations. */
+  width += adjust;
+
+  /* Update state. */
+  state->state = next_state;
+  state->previous_codepoint = codepoint;
+
+  return width;
+}
+
+/* Get the display width of a control character in caret notation (e.g., ^A).
+ * This is useful for applications like readline that display control chars.
+ */
+int unicode_width_control_char(uint_least32_t codepoint) {
+  /* C0 control characters (except CR and LF). */
+  if (codepoint < 0x20 && codepoint != 0x0A && codepoint != 0x0D) {
+    /* Displayed as ^X in readline-style (e.g., Ctrl+A is ^A). */
+    return 2;
+  }
+  /* DEL character. */
+  else if (codepoint == 0x7F) {
+    /* Displayed as ^? in readline-style. */
+    return 2;
+  }
+  /* C1 control characters. */
+  else if (codepoint >= 0x80 && codepoint <= 0x9F) {
+    /* There are different conventions for displaying C1 controls:
+     * 1. Some terminals use M-^X notation (4 columns wide, e.g., M-^A)
+     * 2. Others use hex notation like <80> (4 columns wide)
+     * 3. Some use Unicode code point notation (variable width)
+     *
+     * We'll return 4 as a reasonable default that works with common
+     * conventions.
+     */
+    return 4;
+  }
+
+  /* Not a control character. */
+  return -1;
+}
+
+/* Reset a width calculation state machine.
+ */
+void unicode_width_reset(unicode_width_state_t *state) {
+  assert(state != NULL);
+  state->state = WIDTH_STATE_DEFAULT;
+  state->previous_codepoint = 0;
+}
diff --git a/libs/unicode_width/unicode_width.h b/libs/unicode_width/unicode_width.h
new file mode 100644
index 0000000..2a8e546
--- /dev/null
+++ b/libs/unicode_width/unicode_width.h
@@ -0,0 +1,96 @@
+/* Generated by unicode-width generator.
+ *
+ * Unicode 16.0.0 data.
+ * For terminal width calculation.
+ *
+ * Copyright 2025 Dair Aidarkhanov
+ * SPDX-License-Identifier: 0BSD
+ */
+
+#ifndef UNICODE_WIDTH_H
+#define UNICODE_WIDTH_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Version of Unicode data.
+ */
+#define UNICODE_WIDTH_VERSION_MAJOR 16
+#define UNICODE_WIDTH_VERSION_MINOR 0
+#define UNICODE_WIDTH_VERSION_PATCH 0
+
+/* Width state values.
+ */
+typedef enum {
+  WIDTH_STATE_DEFAULT = 0,
+  WIDTH_STATE_LINE_FEED = 1,
+  WIDTH_STATE_EMOJI_MODIFIER = 2,
+  WIDTH_STATE_REGIONAL_INDICATOR = 3,
+  WIDTH_STATE_SEVERAL_REGIONAL_INDICATOR = 4,
+  WIDTH_STATE_EMOJI_PRESENTATION = 5,
+  WIDTH_STATE_ZWJ_EMOJI_PRESENTATION = 6,
+  WIDTH_STATE_KEYCAP_ZWJ_EMOJI_PRESENTATION = 7,
+  WIDTH_STATE_REGIONAL_INDICATOR_ZWJ_PRESENTATION = 8,
+  WIDTH_STATE_TAG_END_ZWJ_EMOJI_PRESENTATION = 9,
+  WIDTH_STATE_ZWJ_SEQUENCE_MEMBER = 10,
+} width_state_t;
+
+/* State for the width calculation state machine.
+ */
+typedef struct {
+  width_state_t state;
+  uint_least32_t previous_codepoint;
+} unicode_width_state_t;
+
+/* Initialize a unicode width state.
+ * Must be called before any other function.
+ *
+ * @param state Pointer to state to initialize
+ */
+void unicode_width_init(unicode_width_state_t *state);
+
+/* Process a Unicode codepoint and return its width.
+ * Width is 0, 1, 2, or 3, or -1 for control characters.
+ *
+ * Control characters (0x00-0x1F except newlines, 0x7F, and 0x80-0x9F) return
+ * -1, allowing the caller to decide how to display them. For readline-like
+ * applications, control characters are typically displayed using caret notation
+ * (^X) with width 2. Use unicode_width_control_char() to get this width.
+ *
+ * Newlines (LF, CR, CRLF) return width 0 as they don't consume horizontal space
+ * in terminal displays.
+ *
+ * Note that the width of a codepoint may depend on context (preceding/following
+ * codepoints), so this function keeps track of context in the provided state.
+ *
+ * @param state Pointer to state
+ * @param codepoint Unicode codepoint to process
+ * @return Width of the codepoint in columns, or -1 for control characters
+ */
+int unicode_width_process(unicode_width_state_t *state,
+                          uint_least32_t codepoint);
+
+/* Get the display width of a control character in caret notation (e.g., ^A).
+ * This is useful for applications like readline that display control chars.
+ *
+ * @param codepoint The Unicode codepoint to check
+ * @return The display width (usually 2 for ^X notation), or -1 if not a control
+ * char
+ */
+int unicode_width_control_char(uint_least32_t codepoint);
+
+/* Reset a unicode width state to its initial state.
+ *
+ * @param state Pointer to state to reset
+ */
+void unicode_width_reset(unicode_width_state_t *state);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* UNICODE_WIDTH_H */
diff --git a/src/main.cc b/src/main.cc
new file mode 100644
index 0000000..c22cc96
--- /dev/null
+++ b/src/main.cc
@@ -0,0 +1,3 @@
+#include "pch.h"
+
+int main() { return 0; }