rusty_bubbletea/
nil_renderer.rs

1//! Cleanroom Rust port of upstream Go source file: `nil_renderer.go`
2//! Upstream Target Tag / Version: `v2.0.8`
3//!
4//! <public-docs>
5//! # Nil Renderer
6//!
7//! No-op implementation of `Renderer` trait for headless testing in Bubble Tea v2.0.8.
8//! </public-docs>
9
10use crate::model::Cmd;
11use crate::mouse::MouseMsg;
12use crate::renderer::Renderer;
13use crate::view::View;
14
15/// NilRenderer is a no-op renderer implementation.
16#[derive(Debug, Default, Clone, Copy)]
17pub struct NilRenderer;
18
19impl Renderer for NilRenderer {
20    fn start(&mut self) {}
21    fn close(&mut self) -> Result<(), Box<dyn std::error::Error>> {
22        Ok(())
23    }
24    fn render(&mut self, _view: View) {}
25    fn flush(&mut self, _closing: bool) -> Result<(), Box<dyn std::error::Error>> {
26        Ok(())
27    }
28    fn reset(&mut self) {}
29    fn insert_above(&mut self, _s: String) -> Result<(), Box<dyn std::error::Error>> {
30        Ok(())
31    }
32    fn resize(&mut self, _width: usize, _height: usize) {}
33    fn clear_screen(&mut self) {}
34    fn write_string(&mut self, _s: &str) -> Result<usize, Box<dyn std::error::Error>> {
35        Ok(0)
36    }
37    fn on_mouse(&mut self, _msg: MouseMsg) -> Cmd {
38        None
39    }
40
41    fn set_optimizations(&mut self, _hard_tabs: bool, _backspace: bool, _map_nl: bool) {}
42
43    fn set_color_profile(&mut self, _p: rusty_colorprofile::Profile) {}
44}
rusty_bubbletea/nil_renderer.rs

rusty_bubbletea/
nil_renderer.rs
