feat: migrate to ratatui (#26)

Co-authored-by: Ben PHL <benphawke@gmail.com>

Cargo.toml

@@ -12,9 +12,9 @@ include = ["src/**/*", "README.md"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-tui = { version = "0.19", default-features = false }
+ratatui = { version = "0.23", default-features = false }
 unicode-width = "0.1"
 
 [dev-dependencies]
 crossterm = "0.27"
-tui = "0.19"
+ratatui = "0.23"

examples/example.rs

@@ -6,13 +6,13 @@ use crossterm::{
     execute,
     terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
 };
-use std::{error::Error, io};
+use ratatui::{
-use tui::{
     backend::{Backend, CrosstermBackend},
     style::{Color, Modifier, Style},
     widgets::{Block, Borders},
     Terminal,
 };
+use std::{error::Error, io};
 
 use tui_tree_widget::{Tree, TreeItem};
 

src/flatten.rs

@@ -46,11 +46,11 @@ fn internal<'a>(
 }
 
 #[cfg(test)]
-fn get_naive_string_from_text(text: &tui::text::Text<'_>) -> String {
+fn get_naive_string_from_text(text: &ratatui::text::Text<'_>) -> String {
     text.lines
         .first()
         .unwrap()
-        .0
+        .spans
         .first()
         .unwrap()
         .content

src/lib.rs

@@ -2,11 +2,11 @@
 
 use std::collections::HashSet;
 
-use tui::buffer::Buffer;
+use ratatui::buffer::Buffer;
-use tui::layout::{Corner, Rect};
+use ratatui::layout::{Corner, Rect};
-use tui::style::Style;
+use ratatui::style::Style;
-use tui::text::Text;
+use ratatui::text::Text;
-use tui::widgets::{Block, StatefulWidget, Widget};
+use ratatui::widgets::{Block, StatefulWidget, Widget};
 use unicode_width::UnicodeWidthStr;
 
 mod flatten;
@@ -247,9 +247,9 @@ impl<'a> TreeItem<'a> {
 ///
 /// ```
 /// # use tui_tree_widget::{Tree, TreeItem, TreeState};
-/// # use tui::backend::TestBackend;
+/// # use ratatui::backend::TestBackend;
-/// # use tui::Terminal;
+/// # use ratatui::Terminal;
-/// # use tui::widgets::{Block, Borders};
+/// # use ratatui::widgets::{Block, Borders};
 /// # fn main() -> std::io::Result<()> {
 /// #     let mut terminal = Terminal::new(TestBackend::new(32, 32)).unwrap();
 /// let mut state = TreeState::default();
@@ -480,7 +480,7 @@ impl<'a> StatefulWidget for Tree<'a> {
 
             let max_element_width = area.width.saturating_sub(after_depth_x - x);
             for (j, line) in item.item.text.lines.iter().enumerate() {
-                buf.set_spans(after_depth_x, y + j as u16, line, max_element_width);
+                buf.set_line(after_depth_x, y + j as u16, line, max_element_width);
             }
             if is_selected {
                 buf.set_style(area, self.highlight_style);