nushell/crates/nu-table/src/util.rs
Maxim Zhiburt b499e7c682
Fix some issues with table wrapping of lists (#7598)
close #7591 

I tend to think it must be addressed.
But I'd verify it @rgwood.

PS: I've noticed how `table -e` and `table` with the same width wraps a
bit differently sometimes. (I guess it also must be addressed......)

Signed-off-by: Maxim Zhiburt <zhiburt@gmail.com>
2022-12-24 18:27:34 -06:00

57 lines
1.4 KiB
Rust

use tabled::{builder::Builder, object::Cell, Modify, Padding, Style, Width};
pub fn string_width(text: &str) -> usize {
tabled::papergrid::util::string_width_multiline_tab(text, 4)
}
pub fn wrap_string(text: &str, width: usize) -> String {
// todo: change me...
//
// well... it's not effitient to build a table to wrap a string,
// but ... it's better than a copy paste (is it?)
if text.is_empty() {
return String::new();
}
Builder::from_iter([[text]])
.build()
.with(Style::empty())
.with(Padding::zero())
.with(Modify::new(Cell(0, 0)).with(Width::wrap(width)))
.to_string()
.trim_end()
.to_string()
}
pub fn string_truncate(text: &str, width: usize) -> String {
// todo: change me...
let line = match text.lines().next() {
Some(first_line) => first_line,
None => return String::new(),
};
Builder::from_iter([[line]])
.build()
.with(Style::empty())
.with(Padding::zero())
.with(Width::truncate(width))
.to_string()
}
pub fn string_wrap(text: &str, width: usize) -> String {
// todo: change me...
if text.is_empty() {
return String::new();
}
Builder::from_iter([[text]])
.build()
.with(Style::empty())
.with(Padding::zero())
.with(Width::wrap(width))
.to_string()
}