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respect lscolors env var; measure width minus ansi

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This commit is contained in:
Darren Schroeder 2021-10-08 09:40:20 -05:00
parent 1a3a837f3e
commit 5ddf0d209d
5 changed files with 78 additions and 7 deletions
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54
Cargo.lock generated
View file

@ -35,6 +35,12 @@ dependencies = [
"winapi",
]
[[package]]
name = "arrayvec"
version = "0.5.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
[[package]]
name = "assert_cmd"
version = "1.0.8"
@ -402,6 +408,16 @@ dependencies = [
"cfg-if",
]
[[package]]
name = "lscolors"
version = "0.8.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bd0aa49b10c47f9a4391a99198b5e65c74f9ca771c0dcc856bb75a3f46c8627d"
dependencies = [
"ansi_term",
"crossterm",
]
[[package]]
name = "memchr"
version = "2.4.1"
@ -519,6 +535,7 @@ version = "0.1.0"
dependencies = [
"chrono",
"glob",
"lscolors",
"nu-engine",
"nu-json",
"nu-path",
@ -594,6 +611,7 @@ dependencies = [
name = "nu-term-grid"
version = "0.36.0"
dependencies = [
"strip-ansi-escapes",
"unicode-width",
]
@ -979,6 +997,15 @@ version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f67ad224767faa3c7d8b6d91985b78e70a1324408abcb1cfcc2be4c06bc06043"
[[package]]
name = "strip-ansi-escapes"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "011cbb39cf7c1f62871aea3cc46e5817b0937b49e9447370c93cacbe93a766d8"
dependencies = [
"vte",
]
[[package]]
name = "supports-color"
version = "1.3.0"
@ -1148,6 +1175,33 @@ version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7cf7d77f457ef8dfa11e4cd5933c5ddb5dc52a94664071951219a97710f0a32b"
[[package]]
name = "utf8parse"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "936e4b492acfd135421d8dca4b1aa80a7bfc26e702ef3af710e0752684df5372"
[[package]]
name = "vte"
version = "0.10.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6cbce692ab4ca2f1f3047fcf732430249c0e971bfdd2b234cf2c47ad93af5983"
dependencies = [
"arrayvec",
"utf8parse",
"vte_generate_state_changes",
]
[[package]]
name = "vte_generate_state_changes"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d257817081c7dffcdbab24b9e62d2def62e2ff7d00b1c20062551e6cccc145ff"
dependencies = [
"proc-macro2",
"quote",
]
[[package]]
name = "wait-timeout"
version = "0.2.0"

1
crates/nu-command/Cargo.toml
View file

@ -19,3 +19,4 @@ thiserror = "1.0.29"
sysinfo = "0.20.4"
chrono = { version = "0.4.19", features = ["serde"] }
terminal_size = "0.1.17"
lscolors = { version = "0.8.0", features = ["crossterm"] }

6
crates/nu-command/src/viewers/griddle.rs
View file

@ -1,3 +1,4 @@
use lscolors::{LsColors, Style};
use nu_engine::CallExt;
use nu_protocol::{
ast::{Call, PathMember},
@ -88,6 +89,7 @@ fn create_grid_output2(
call: &Call,
columns_param: Option<String>,
) -> Value {
let ls_colors = LsColors::from_env().unwrap_or_default();
let mut grid = Grid::new(GridOptions {
direction: Direction::TopToBottom,
filling: Filling::Text(" | ".into()),
@ -96,7 +98,9 @@ fn create_grid_output2(
for (_row_index, header, value) in items {
// only output value if the header name is 'name'
if header == "name" {
let mut cell = Cell::from(value);
let style = ls_colors.style_for_path(value.clone());
let ansi_style = style.map(Style::to_crossterm_style).unwrap_or_default();
let mut cell = Cell::from(ansi_style.apply(value).to_string());
cell.alignment = Alignment::Right;
grid.add(cell);
}

1
crates/nu-term-grid/Cargo.toml
View file

@ -13,3 +13,4 @@ path = "src/main.rs"
[dependencies]
unicode-width = "0.1.9"
strip-ansi-escapes = "0.1.1"

21
crates/nu-term-grid/src/grid.rs
View file

@ -94,10 +94,21 @@
use std::cmp::max;
use std::fmt;
use std::iter::repeat;
// extern crate unicode_width;
use strip_ansi_escapes::strip;
use unicode_width::UnicodeWidthStr;
fn unicode_width_strip_ansi(astring: &str) -> usize {
let stripped_string: String = {
if let Ok(bytes) = strip(astring) {
String::from_utf8_lossy(&bytes).to_string()
} else {
astring.to_string()
}
};
UnicodeWidthStr::width(&stripped_string[..])
}
/// Alignment indicate on which side the content should stick if some filling
/// is required.
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
@ -129,7 +140,7 @@ pub struct Cell {
impl From<String> for Cell {
fn from(string: String) -> Self {
Self {
width: UnicodeWidthStr::width(&*string),
width: unicode_width_strip_ansi(&*string),
contents: string,
alignment: Alignment::Left,
}
@ -139,7 +150,7 @@ impl From<String> for Cell {
impl<'a> From<&'a str> for Cell {
fn from(string: &'a str) -> Self {
Self {
width: UnicodeWidthStr::width(&*string),
width: unicode_width_strip_ansi(&*string),
contents: string.into(),
alignment: Alignment::Left,
}
@ -177,7 +188,7 @@ impl Filling {
fn width(&self) -> Width {
match *self {
Filling::Spaces(w) => w,
Filling::Text(ref t) => UnicodeWidthStr::width(&t[..]),
Filling::Text(ref t) => unicode_width_strip_ansi(&t[..]),
}
}
}