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#[derive(Copy, Clone, Debug)]
#[allow(dead_code)]
pub struct Palette {
pub(crate) info: styled::Style,
pub(crate) warn: styled::Style,
pub(crate) error: styled::Style,
pub(crate) hint: styled::Style,
pub(crate) expected: styled::Style,
pub(crate) actual: styled::Style,
}
impl Palette {
#[cfg(feature = "color")]
pub fn always() -> Self {
Self {
info: styled::Style(yansi::Style::new(yansi::Color::Green)),
warn: styled::Style(yansi::Style::new(yansi::Color::Yellow)),
error: styled::Style(yansi::Style::new(yansi::Color::Red)),
hint: styled::Style(yansi::Style::new(yansi::Color::Unset).dimmed()),
expected: styled::Style(yansi::Style::new(yansi::Color::Green).underline()),
actual: styled::Style(yansi::Style::new(yansi::Color::Red).underline()),
}
}
#[cfg(not(feature = "color"))]
pub fn always() -> Self {
Self::never()
}
pub fn never() -> Self {
Self {
info: Default::default(),
warn: Default::default(),
error: Default::default(),
hint: Default::default(),
expected: Default::default(),
actual: Default::default(),
}
}
pub fn auto() -> Self {
if is_colored() {
Self::always()
} else {
Self::never()
}
}
pub fn info<D: std::fmt::Display>(self, item: D) -> Styled<D> {
self.info.paint(item)
}
pub fn warn<D: std::fmt::Display>(self, item: D) -> Styled<D> {
self.warn.paint(item)
}
pub fn error<D: std::fmt::Display>(self, item: D) -> Styled<D> {
self.error.paint(item)
}
pub fn hint<D: std::fmt::Display>(self, item: D) -> Styled<D> {
self.hint.paint(item)
}
pub fn expected<D: std::fmt::Display>(self, item: D) -> Styled<D> {
self.expected.paint(item)
}
pub fn actual<D: std::fmt::Display>(self, item: D) -> Styled<D> {
self.actual.paint(item)
}
}
fn is_colored() -> bool {
#[cfg(feature = "color")]
{
concolor::get(concolor::Stream::Either).ansi_color()
}
#[cfg(not(feature = "color"))]
{
false
}
}
pub(crate) use styled::Style;
pub use styled::Styled;
#[cfg(feature = "color")]
mod styled {
#[derive(Copy, Clone, Debug, Default)]
pub(crate) struct Style(pub(crate) yansi::Style);
impl Style {
pub(crate) fn paint<T: std::fmt::Display>(self, item: T) -> Styled<T> {
Styled(self.0.paint(item))
}
}
pub struct Styled<D: std::fmt::Display>(yansi::Paint<D>);
impl<D: std::fmt::Display> std::fmt::Display for Styled<D> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
self.0.fmt(f)
}
}
}
#[cfg(not(feature = "color"))]
mod styled {
#[derive(Copy, Clone, Debug, Default)]
pub(crate) struct Style;
impl Style {
pub(crate) fn paint<T: std::fmt::Display>(self, item: T) -> Styled<T> {
Styled(item)
}
}
pub struct Styled<D: std::fmt::Display>(D);
impl<D: std::fmt::Display> std::fmt::Display for Styled<D> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
self.0.fmt(f)
}
}
}