exa/src/options/style.rs

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use ansi_term::Style;
use crate::fs::File;
use crate::options::{flags, Vars, Misfire};
use crate::options::parser::MatchedFlags;
use crate::output::file_name::{Classify, FileStyle};
use crate::style::Colours;
/// Under what circumstances we should display coloured, rather than plain,
/// output to the terminal.
///
/// By default, we want to display the colours when stdout can display them.
/// Turning them on when output is going to, say, a pipe, would make programs
/// such as `grep` or `more` not work properly. So the `Automatic` mode does
/// this check and only displays colours when they can be truly appreciated.
#[derive(PartialEq, Debug)]
enum TerminalColours {
/// Display them even when output isnt going to a terminal.
Always,
/// Display them when output is going to a terminal, but not otherwise.
Automatic,
/// Never display them, even when output is going to a terminal.
Never,
}
impl Default for TerminalColours {
fn default() -> Self {
Self::Automatic
}
}
impl TerminalColours {
/// Determine which terminal colour conditions to use.
fn deduce(matches: &MatchedFlags) -> Result<Self, Misfire> {
let word = match matches.get_where(|f| f.matches(&flags::COLOR) || f.matches(&flags::COLOUR))? {
Some(w) => w,
None => return Ok(Self::default()),
};
if word == "always" {
Ok(Self::Always)
}
else if word == "auto" || word == "automatic" {
Ok(Self::Automatic)
}
else if word == "never" {
Ok(Self::Never)
}
else {
Err(Misfire::BadArgument(&flags::COLOR, word.into()))
}
}
}
/// **Styles**, which is already an overloaded term, is a pair of view option
/// sets that happen to both be affected by `LS_COLORS` and `EXA_COLORS`.
/// Because its better to only iterate through that once, the two are deduced
/// together.
pub struct Styles {
/// The colours to paint user interface elements, like the date column,
/// and file kinds, such as directories.
pub colours: Colours,
/// The colours to paint the names of files that match glob patterns
/// (and the classify option).
pub style: FileStyle,
}
impl Styles {
#[allow(trivial_casts)] // the `as Box<_>` stuff below warns about this for some reason
pub fn deduce<V, TW>(matches: &MatchedFlags, vars: &V, widther: TW) -> Result<Self, Misfire>
where TW: Fn() -> Option<usize>, V: Vars {
use crate::info::filetype::FileExtensions;
use crate::output::file_name::NoFileColours;
let classify = Classify::deduce(matches)?;
// Before we do anything else, figure out if we need to consider
// custom colours at all
let tc = TerminalColours::deduce(matches)?;
if tc == TerminalColours::Never || (tc == TerminalColours::Automatic && widther().is_none()) {
let exts = Box::new(NoFileColours);
return Ok(Self {
colours: Colours::plain(),
style: FileStyle { classify, exts },
});
}
// Parse the environment variables into colours and extension mappings
let scale = matches.has_where(|f| f.matches(&flags::COLOR_SCALE) || f.matches(&flags::COLOUR_SCALE))?;
let mut colours = Colours::colourful(scale.is_some());
let (exts, use_default_filetypes) = parse_color_vars(vars, &mut colours);
// Use between 0 and 2 file name highlighters
let exts = match (exts.is_non_empty(), use_default_filetypes) {
(false, false) => Box::new(NoFileColours) as Box<_>,
(false, true) => Box::new(FileExtensions) as Box<_>,
( true, false) => Box::new(exts) as Box<_>,
( true, true) => Box::new((exts, FileExtensions)) as Box<_>,
};
let style = FileStyle { classify, exts };
Ok(Self { colours, style })
}
}
/// Parse the environment variables into `LS_COLORS` pairs, putting file glob
/// colours into the `ExtensionMappings` that gets returned, and using the
/// two-character UI codes to modify the mutable `Colours`.
///
/// Also returns if the `EXA_COLORS` variable should reset the existing file
/// type mappings or not. The `reset` code needs to be the first one.
fn parse_color_vars<V: Vars>(vars: &V, colours: &mut Colours) -> (ExtensionMappings, bool) {
use log::*;
use crate::options::vars;
use crate::style::LSColors;
let mut exts = ExtensionMappings::default();
if let Some(lsc) = vars.get(vars::LS_COLORS) {
let lsc = lsc.to_string_lossy();
LSColors(lsc.as_ref()).each_pair(|pair| {
if ! colours.set_ls(&pair) {
match glob::Pattern::new(pair.key) {
Ok(pat) => {
exts.add(pat, pair.to_style());
}
Err(e) => {
warn!("Couldn't parse glob pattern {:?}: {}", pair.key, e);
}
}
}
});
}
let mut use_default_filetypes = true;
if let Some(exa) = vars.get(vars::EXA_COLORS) {
let exa = exa.to_string_lossy();
// Is this hacky? Yes.
if exa == "reset" || exa.starts_with("reset:") {
use_default_filetypes = false;
}
LSColors(exa.as_ref()).each_pair(|pair| {
if ! colours.set_ls(&pair) && ! colours.set_exa(&pair) {
match glob::Pattern::new(pair.key) {
Ok(pat) => {
exts.add(pat, pair.to_style());
}
Err(e) => {
warn!("Couldn't parse glob pattern {:?}: {}", pair.key, e);
}
}
};
});
}
(exts, use_default_filetypes)
}
#[derive(PartialEq, Debug, Default)]
struct ExtensionMappings {
mappings: Vec<(glob::Pattern, Style)>,
}
// Loop through backwards so that colours specified later in the list override
// colours specified earlier, like we do with options and strict mode
use crate::output::file_name::FileColours;
impl FileColours for ExtensionMappings {
fn colour_file(&self, file: &File) -> Option<Style> {
self.mappings.iter().rev()
.find(|t| t.0.matches(&file.name))
.map (|t| t.1)
}
}
impl ExtensionMappings {
fn is_non_empty(&self) -> bool {
! self.mappings.is_empty()
}
fn add(&mut self, pattern: glob::Pattern, style: Style) {
self.mappings.push((pattern, style))
}
}
impl Classify {
fn deduce(matches: &MatchedFlags) -> Result<Self, Misfire> {
let flagged = matches.has(&flags::CLASSIFY)?;
if flagged { Ok(Self::AddFileIndicators) }
else { Ok(Self::JustFilenames) }
}
}
#[cfg(test)]
mod terminal_test {
use super::*;
use std::ffi::OsString;
use crate::options::flags;
use crate::options::parser::{Flag, Arg};
use crate::options::test::parse_for_test;
use crate::options::test::Strictnesses::*;
static TEST_ARGS: &[&Arg] = &[ &flags::COLOR, &flags::COLOUR ];
macro_rules! test {
($name:ident: $inputs:expr; $stricts:expr => $result:expr) => {
#[test]
fn $name() {
for result in parse_for_test($inputs.as_ref(), TEST_ARGS, $stricts, |mf| TerminalColours::deduce(mf)) {
assert_eq!(result, $result);
}
}
};
($name:ident: $inputs:expr; $stricts:expr => err $result:expr) => {
#[test]
fn $name() {
for result in parse_for_test($inputs.as_ref(), TEST_ARGS, $stricts, |mf| TerminalColours::deduce(mf)) {
assert_eq!(result.unwrap_err(), $result);
}
}
};
}
// Default
test!(empty: []; Both => Ok(TerminalColours::default()));
// --colour
test!(u_always: ["--colour=always"]; Both => Ok(TerminalColours::Always));
test!(u_auto: ["--colour", "auto"]; Both => Ok(TerminalColours::Automatic));
test!(u_never: ["--colour=never"]; Both => Ok(TerminalColours::Never));
// --color
test!(no_u_always: ["--color", "always"]; Both => Ok(TerminalColours::Always));
test!(no_u_auto: ["--color=auto"]; Both => Ok(TerminalColours::Automatic));
test!(no_u_never: ["--color", "never"]; Both => Ok(TerminalColours::Never));
// Errors
test!(no_u_error: ["--color=upstream"]; Both => err Misfire::BadArgument(&flags::COLOR, OsString::from("upstream"))); // the error is for --color
test!(u_error: ["--colour=lovers"]; Both => err Misfire::BadArgument(&flags::COLOR, OsString::from("lovers"))); // and so is this one!
// Overriding
test!(overridden_1: ["--colour=auto", "--colour=never"]; Last => Ok(TerminalColours::Never));
test!(overridden_2: ["--color=auto", "--colour=never"]; Last => Ok(TerminalColours::Never));
test!(overridden_3: ["--colour=auto", "--color=never"]; Last => Ok(TerminalColours::Never));
test!(overridden_4: ["--color=auto", "--color=never"]; Last => Ok(TerminalColours::Never));
test!(overridden_5: ["--colour=auto", "--colour=never"]; Complain => err Misfire::Duplicate(Flag::Long("colour"), Flag::Long("colour")));
test!(overridden_6: ["--color=auto", "--colour=never"]; Complain => err Misfire::Duplicate(Flag::Long("color"), Flag::Long("colour")));
test!(overridden_7: ["--colour=auto", "--color=never"]; Complain => err Misfire::Duplicate(Flag::Long("colour"), Flag::Long("color")));
test!(overridden_8: ["--color=auto", "--color=never"]; Complain => err Misfire::Duplicate(Flag::Long("color"), Flag::Long("color")));
}
#[cfg(test)]
mod colour_test {
use super::*;
use crate::options::flags;
use crate::options::parser::{Flag, Arg};
use crate::options::test::parse_for_test;
use crate::options::test::Strictnesses::*;
static TEST_ARGS: &[&Arg] = &[ &flags::COLOR, &flags::COLOUR,
&flags::COLOR_SCALE, &flags::COLOUR_SCALE ];
macro_rules! test {
($name:ident: $inputs:expr, $widther:expr; $stricts:expr => $result:expr) => {
#[test]
fn $name() {
for result in parse_for_test($inputs.as_ref(), TEST_ARGS, $stricts, |mf| Styles::deduce(mf, &None, &$widther).map(|s| s.colours)) {
assert_eq!(result, $result);
}
}
};
($name:ident: $inputs:expr, $widther:expr; $stricts:expr => err $result:expr) => {
#[test]
fn $name() {
for result in parse_for_test($inputs.as_ref(), TEST_ARGS, $stricts, |mf| Styles::deduce(mf, &None, &$widther).map(|s| s.colours)) {
assert_eq!(result.unwrap_err(), $result);
}
}
};
($name:ident: $inputs:expr, $widther:expr; $stricts:expr => like $pat:pat) => {
#[test]
fn $name() {
for result in parse_for_test($inputs.as_ref(), TEST_ARGS, $stricts, |mf| Styles::deduce(mf, &None, &$widther).map(|s| s.colours)) {
println!("Testing {:?}", result);
match result {
$pat => assert!(true),
_ => assert!(false),
}
}
}
};
}
test!(width_1: ["--colour", "always"], || Some(80); Both => Ok(Colours::colourful(false)));
test!(width_2: ["--colour", "always"], || None; Both => Ok(Colours::colourful(false)));
test!(width_3: ["--colour", "never"], || Some(80); Both => Ok(Colours::plain()));
test!(width_4: ["--colour", "never"], || None; Both => Ok(Colours::plain()));
test!(width_5: ["--colour", "automatic"], || Some(80); Both => Ok(Colours::colourful(false)));
test!(width_6: ["--colour", "automatic"], || None; Both => Ok(Colours::plain()));
test!(width_7: [], || Some(80); Both => Ok(Colours::colourful(false)));
test!(width_8: [], || None; Both => Ok(Colours::plain()));
test!(scale_1: ["--color=always", "--color-scale", "--colour-scale"], || None; Last => Ok(Colours::colourful(true)));
test!(scale_2: ["--color=always", "--color-scale", ], || None; Last => Ok(Colours::colourful(true)));
test!(scale_3: ["--color=always", "--colour-scale"], || None; Last => Ok(Colours::colourful(true)));
test!(scale_4: ["--color=always", ], || None; Last => Ok(Colours::colourful(false)));
test!(scale_5: ["--color=always", "--color-scale", "--colour-scale"], || None; Complain => err Misfire::Duplicate(Flag::Long("color-scale"), Flag::Long("colour-scale")));
test!(scale_6: ["--color=always", "--color-scale", ], || None; Complain => Ok(Colours::colourful(true)));
test!(scale_7: ["--color=always", "--colour-scale"], || None; Complain => Ok(Colours::colourful(true)));
test!(scale_8: ["--color=always", ], || None; Complain => Ok(Colours::colourful(false)));
}
#[cfg(test)]
mod customs_test {
use std::ffi::OsString;
use super::*;
use crate::options::Vars;
use ansi_term::Colour::*;
macro_rules! test {
($name:ident: ls $ls:expr, exa $exa:expr => colours $expected:ident -> $process_expected:expr) => {
#[test]
#[allow(unused_mut)]
fn $name() {
let mut $expected = Colours::colourful(false);
$process_expected();
let vars = MockVars { ls: $ls, exa: $exa };
let mut result = Colours::colourful(false);
let (_exts, _reset) = parse_color_vars(&vars, &mut result);
assert_eq!($expected, result);
}
};
($name:ident: ls $ls:expr, exa $exa:expr => exts $mappings:expr) => {
#[test]
fn $name() {
let mappings: Vec<(glob::Pattern, Style)>
= $mappings.iter()
.map(|t| (glob::Pattern::new(t.0).unwrap(), t.1))
.collect();
let vars = MockVars { ls: $ls, exa: $exa };
let mut meh = Colours::colourful(false);
let (result, _reset) = parse_color_vars(&vars, &mut meh);
assert_eq!(ExtensionMappings { mappings }, result);
}
};
($name:ident: ls $ls:expr, exa $exa:expr => colours $expected:ident -> $process_expected:expr, exts $mappings:expr) => {
#[test]
#[allow(unused_mut)]
fn $name() {
let mut $expected = Colours::colourful(false);
$process_expected();
let mappings: Vec<(glob::Pattern, Style)>
= $mappings.into_iter()
.map(|t| (glob::Pattern::new(t.0).unwrap(), t.1))
.collect();
let vars = MockVars { ls: $ls, exa: $exa };
let mut meh = Colours::colourful(false);
let (result, _reset) = parse_color_vars(&vars, &mut meh);
assert_eq!(ExtensionMappings { mappings }, result);
assert_eq!($expected, meh);
}
};
}
struct MockVars {
ls: &'static str,
exa: &'static str,
}
// Test impl that just returns the value it has.
impl Vars for MockVars {
fn get(&self, name: &'static str) -> Option<OsString> {
use crate::options::vars;
if name == vars::LS_COLORS && ! self.ls.is_empty() {
Some(OsString::from(self.ls.clone()))
}
else if name == vars::EXA_COLORS && ! self.exa.is_empty() {
Some(OsString::from(self.exa.clone()))
}
else {
None
}
}
}
// LS_COLORS can affect all of these colours:
test!(ls_di: ls "di=31", exa "" => colours c -> { c.filekinds.directory = Red.normal(); });
test!(ls_ex: ls "ex=32", exa "" => colours c -> { c.filekinds.executable = Green.normal(); });
test!(ls_fi: ls "fi=33", exa "" => colours c -> { c.filekinds.normal = Yellow.normal(); });
test!(ls_pi: ls "pi=34", exa "" => colours c -> { c.filekinds.pipe = Blue.normal(); });
test!(ls_so: ls "so=35", exa "" => colours c -> { c.filekinds.socket = Purple.normal(); });
test!(ls_bd: ls "bd=36", exa "" => colours c -> { c.filekinds.block_device = Cyan.normal(); });
test!(ls_cd: ls "cd=35", exa "" => colours c -> { c.filekinds.char_device = Purple.normal(); });
test!(ls_ln: ls "ln=34", exa "" => colours c -> { c.filekinds.symlink = Blue.normal(); });
test!(ls_or: ls "or=33", exa "" => colours c -> { c.broken_symlink = Yellow.normal(); });
// EXA_COLORS can affect all those colours too:
test!(exa_di: ls "", exa "di=32" => colours c -> { c.filekinds.directory = Green.normal(); });
test!(exa_ex: ls "", exa "ex=33" => colours c -> { c.filekinds.executable = Yellow.normal(); });
test!(exa_fi: ls "", exa "fi=34" => colours c -> { c.filekinds.normal = Blue.normal(); });
test!(exa_pi: ls "", exa "pi=35" => colours c -> { c.filekinds.pipe = Purple.normal(); });
test!(exa_so: ls "", exa "so=36" => colours c -> { c.filekinds.socket = Cyan.normal(); });
test!(exa_bd: ls "", exa "bd=35" => colours c -> { c.filekinds.block_device = Purple.normal(); });
test!(exa_cd: ls "", exa "cd=34" => colours c -> { c.filekinds.char_device = Blue.normal(); });
test!(exa_ln: ls "", exa "ln=33" => colours c -> { c.filekinds.symlink = Yellow.normal(); });
test!(exa_or: ls "", exa "or=32" => colours c -> { c.broken_symlink = Green.normal(); });
// EXA_COLORS will even override options from LS_COLORS:
test!(ls_exa_di: ls "di=31", exa "di=32" => colours c -> { c.filekinds.directory = Green.normal(); });
test!(ls_exa_ex: ls "ex=32", exa "ex=33" => colours c -> { c.filekinds.executable = Yellow.normal(); });
test!(ls_exa_fi: ls "fi=33", exa "fi=34" => colours c -> { c.filekinds.normal = Blue.normal(); });
// But more importantly, EXA_COLORS has its own, special list of colours:
test!(exa_ur: ls "", exa "ur=38;5;100" => colours c -> { c.perms.user_read = Fixed(100).normal(); });
test!(exa_uw: ls "", exa "uw=38;5;101" => colours c -> { c.perms.user_write = Fixed(101).normal(); });
test!(exa_ux: ls "", exa "ux=38;5;102" => colours c -> { c.perms.user_execute_file = Fixed(102).normal(); });
test!(exa_ue: ls "", exa "ue=38;5;103" => colours c -> { c.perms.user_execute_other = Fixed(103).normal(); });
test!(exa_gr: ls "", exa "gr=38;5;104" => colours c -> { c.perms.group_read = Fixed(104).normal(); });
test!(exa_gw: ls "", exa "gw=38;5;105" => colours c -> { c.perms.group_write = Fixed(105).normal(); });
test!(exa_gx: ls "", exa "gx=38;5;106" => colours c -> { c.perms.group_execute = Fixed(106).normal(); });
test!(exa_tr: ls "", exa "tr=38;5;107" => colours c -> { c.perms.other_read = Fixed(107).normal(); });
test!(exa_tw: ls "", exa "tw=38;5;108" => colours c -> { c.perms.other_write = Fixed(108).normal(); });
test!(exa_tx: ls "", exa "tx=38;5;109" => colours c -> { c.perms.other_execute = Fixed(109).normal(); });
test!(exa_su: ls "", exa "su=38;5;110" => colours c -> { c.perms.special_user_file = Fixed(110).normal(); });
test!(exa_sf: ls "", exa "sf=38;5;111" => colours c -> { c.perms.special_other = Fixed(111).normal(); });
test!(exa_xa: ls "", exa "xa=38;5;112" => colours c -> { c.perms.attribute = Fixed(112).normal(); });
test!(exa_sn: ls "", exa "sn=38;5;113" => colours c -> {
c.size.number_byte = Fixed(113).normal();
c.size.number_kilo = Fixed(113).normal();
c.size.number_mega = Fixed(113).normal();
c.size.number_giga = Fixed(113).normal();
c.size.number_huge = Fixed(113).normal();
});
test!(exa_sb: ls "", exa "sb=38;5;114" => colours c -> {
c.size.unit_byte = Fixed(114).normal();
c.size.unit_kilo = Fixed(114).normal();
c.size.unit_mega = Fixed(114).normal();
c.size.unit_giga = Fixed(114).normal();
c.size.unit_huge = Fixed(114).normal();
});
test!(exa_nb: ls "", exa "nb=38;5;115" => colours c -> { c.size.number_byte = Fixed(115).normal(); });
test!(exa_nk: ls "", exa "nk=38;5;116" => colours c -> { c.size.number_kilo = Fixed(116).normal(); });
test!(exa_nm: ls "", exa "nm=38;5;117" => colours c -> { c.size.number_mega = Fixed(117).normal(); });
test!(exa_ng: ls "", exa "ng=38;5;118" => colours c -> { c.size.number_giga = Fixed(118).normal(); });
test!(exa_nh: ls "", exa "nh=38;5;119" => colours c -> { c.size.number_huge = Fixed(119).normal(); });
test!(exa_ub: ls "", exa "ub=38;5;115" => colours c -> { c.size.unit_byte = Fixed(115).normal(); });
test!(exa_uk: ls "", exa "uk=38;5;116" => colours c -> { c.size.unit_kilo = Fixed(116).normal(); });
test!(exa_um: ls "", exa "um=38;5;117" => colours c -> { c.size.unit_mega = Fixed(117).normal(); });
test!(exa_ug: ls "", exa "ug=38;5;118" => colours c -> { c.size.unit_giga = Fixed(118).normal(); });
test!(exa_uh: ls "", exa "uh=38;5;119" => colours c -> { c.size.unit_huge = Fixed(119).normal(); });
test!(exa_df: ls "", exa "df=38;5;115" => colours c -> { c.size.major = Fixed(115).normal(); });
test!(exa_ds: ls "", exa "ds=38;5;116" => colours c -> { c.size.minor = Fixed(116).normal(); });
test!(exa_uu: ls "", exa "uu=38;5;117" => colours c -> { c.users.user_you = Fixed(117).normal(); });
test!(exa_un: ls "", exa "un=38;5;118" => colours c -> { c.users.user_someone_else = Fixed(118).normal(); });
test!(exa_gu: ls "", exa "gu=38;5;119" => colours c -> { c.users.group_yours = Fixed(119).normal(); });
test!(exa_gn: ls "", exa "gn=38;5;120" => colours c -> { c.users.group_not_yours = Fixed(120).normal(); });
test!(exa_lc: ls "", exa "lc=38;5;121" => colours c -> { c.links.normal = Fixed(121).normal(); });
test!(exa_lm: ls "", exa "lm=38;5;122" => colours c -> { c.links.multi_link_file = Fixed(122).normal(); });
test!(exa_ga: ls "", exa "ga=38;5;123" => colours c -> { c.git.new = Fixed(123).normal(); });
test!(exa_gm: ls "", exa "gm=38;5;124" => colours c -> { c.git.modified = Fixed(124).normal(); });
test!(exa_gd: ls "", exa "gd=38;5;125" => colours c -> { c.git.deleted = Fixed(125).normal(); });
test!(exa_gv: ls "", exa "gv=38;5;126" => colours c -> { c.git.renamed = Fixed(126).normal(); });
test!(exa_gt: ls "", exa "gt=38;5;127" => colours c -> { c.git.typechange = Fixed(127).normal(); });
test!(exa_xx: ls "", exa "xx=38;5;128" => colours c -> { c.punctuation = Fixed(128).normal(); });
test!(exa_da: ls "", exa "da=38;5;129" => colours c -> { c.date = Fixed(129).normal(); });
test!(exa_in: ls "", exa "in=38;5;130" => colours c -> { c.inode = Fixed(130).normal(); });
test!(exa_bl: ls "", exa "bl=38;5;131" => colours c -> { c.blocks = Fixed(131).normal(); });
test!(exa_hd: ls "", exa "hd=38;5;132" => colours c -> { c.header = Fixed(132).normal(); });
test!(exa_lp: ls "", exa "lp=38;5;133" => colours c -> { c.symlink_path = Fixed(133).normal(); });
test!(exa_cc: ls "", exa "cc=38;5;134" => colours c -> { c.control_char = Fixed(134).normal(); });
test!(exa_bo: ls "", exa "bO=4" => colours c -> { c.broken_path_overlay = Style::default().underline(); });
// All the while, LS_COLORS treats them as filenames:
test!(ls_uu: ls "uu=38;5;117", exa "" => exts [ ("uu", Fixed(117).normal()) ]);
test!(ls_un: ls "un=38;5;118", exa "" => exts [ ("un", Fixed(118).normal()) ]);
test!(ls_gu: ls "gu=38;5;119", exa "" => exts [ ("gu", Fixed(119).normal()) ]);
test!(ls_gn: ls "gn=38;5;120", exa "" => exts [ ("gn", Fixed(120).normal()) ]);
// Just like all other keys:
test!(ls_txt: ls "*.txt=31", exa "" => exts [ ("*.txt", Red.normal()) ]);
test!(ls_mp3: ls "*.mp3=38;5;135", exa "" => exts [ ("*.mp3", Fixed(135).normal()) ]);
test!(ls_mak: ls "Makefile=1;32;4", exa "" => exts [ ("Makefile", Green.bold().underline()) ]);
test!(exa_txt: ls "", exa "*.zip=31" => exts [ ("*.zip", Red.normal()) ]);
test!(exa_mp3: ls "", exa "lev.*=38;5;153" => exts [ ("lev.*", Fixed(153).normal()) ]);
test!(exa_mak: ls "", exa "Cargo.toml=4;32;1" => exts [ ("Cargo.toml", Green.bold().underline()) ]);
// Testing whether a glob from EXA_COLORS overrides a glob from LS_COLORS
// cant be tested here, because theyll both be added to the same vec
// Values get separated by colons:
test!(ls_multi: ls "*.txt=31:*.rtf=32", exa "" => exts [ ("*.txt", Red.normal()), ("*.rtf", Green.normal()) ]);
test!(exa_multi: ls "", exa "*.tmp=37:*.log=37" => exts [ ("*.tmp", White.normal()), ("*.log", White.normal()) ]);
test!(ls_five: ls "1*1=31:2*2=32:3*3=1;33:4*4=34;1:5*5=35;4", exa "" => exts [
("1*1", Red.normal()), ("2*2", Green.normal()), ("3*3", Yellow.bold()), ("4*4", Blue.bold()), ("5*5", Purple.underline())
]);
// Finally, colours get applied right-to-left:
test!(ls_overwrite: ls "pi=31:pi=32:pi=33", exa "" => colours c -> { c.filekinds.pipe = Yellow.normal(); });
test!(exa_overwrite: ls "", exa "da=36:da=35:da=34" => colours c -> { c.date = Blue.normal(); });
}