1 use std::fmt;
2 
3 use crate::formatter::style::{Style, StyleClass, Stylesheet};
4 
5 pub struct NoOpStyle {}
6 
7 impl Style for NoOpStyle {
paint(&self, text: &str, f: &mut fmt::Formatter<'_>) -> fmt::Result8     fn paint(&self, text: &str, f: &mut fmt::Formatter<'_>) -> fmt::Result {
9         f.write_str(text)
10     }
11 
paint_fn<'a>( &self, c: Box<dyn FnOnce(&mut fmt::Formatter<'_>) -> fmt::Result + 'a>, f: &mut fmt::Formatter<'_>, ) -> fmt::Result12     fn paint_fn<'a>(
13         &self,
14         c: Box<dyn FnOnce(&mut fmt::Formatter<'_>) -> fmt::Result + 'a>,
15         f: &mut fmt::Formatter<'_>,
16     ) -> fmt::Result {
17         c(f)
18     }
19 
bold(&self) -> Box<dyn Style>20     fn bold(&self) -> Box<dyn Style> {
21         Box::new(NoOpStyle {})
22     }
23 }
24 
25 pub struct NoColorStylesheet;
26 
27 impl Stylesheet for NoColorStylesheet {
get_style(&self, _class: StyleClass) -> Box<dyn Style>28     fn get_style(&self, _class: StyleClass) -> Box<dyn Style> {
29         Box::new(NoOpStyle {})
30     }
31 }
32