diff options
Diffstat (limited to 'vendor/anstyle-wincon')
-rw-r--r-- | vendor/anstyle-wincon/.cargo-checksum.json | 1 | ||||
-rw-r--r-- | vendor/anstyle-wincon/Cargo.lock | 90 | ||||
-rw-r--r-- | vendor/anstyle-wincon/Cargo.toml | 94 | ||||
-rw-r--r-- | vendor/anstyle-wincon/LICENSE-APACHE | 202 | ||||
-rw-r--r-- | vendor/anstyle-wincon/LICENSE-MIT | 19 | ||||
-rw-r--r-- | vendor/anstyle-wincon/README.md | 30 | ||||
-rw-r--r-- | vendor/anstyle-wincon/examples/dump-wincon.rs | 139 | ||||
-rw-r--r-- | vendor/anstyle-wincon/examples/set-wincon.rs | 58 | ||||
-rw-r--r-- | vendor/anstyle-wincon/src/ansi.rs | 25 | ||||
-rw-r--r-- | vendor/anstyle-wincon/src/lib.rs | 18 | ||||
-rw-r--r-- | vendor/anstyle-wincon/src/stream.rs | 178 | ||||
-rw-r--r-- | vendor/anstyle-wincon/src/windows.rs | 263 |
12 files changed, 0 insertions, 1117 deletions
diff --git a/vendor/anstyle-wincon/.cargo-checksum.json b/vendor/anstyle-wincon/.cargo-checksum.json deleted file mode 100644 index 63712e8..0000000 --- a/vendor/anstyle-wincon/.cargo-checksum.json +++ /dev/null @@ -1 +0,0 @@ -{"files":{"Cargo.lock":"3cc0f5705ebb0bb446d6f88f71832d2db70bee8c78a545343a755e2a969212a3","Cargo.toml":"5a090b294286cb22bed379e818f8657da219f62fe0e1e8eb21e91aaaf875c139","LICENSE-APACHE":"c6596eb7be8581c18be736c846fb9173b69eccf6ef94c5135893ec56bd92ba08","LICENSE-MIT":"73b0d84e4b954ce904a00043379767ae2a5f8d4f40564639cee230f639fe4dae","README.md":"513a578c6c2ea39a811e2038358e512cbc0c709e3a7c18303871ec2c52ebbeec","examples/dump-wincon.rs":"bd0ffadd14eed711fc74d64caff5ce98bb5c5b3f0b313b54ac759b5a6c6a289b","examples/set-wincon.rs":"b8bc444537449bf334a1e26dd010986c16cb260567f87ae9597fc869c936fe6a","src/ansi.rs":"1b0166d064fe261bc012acca2f3ff442703a774e5fa4b8e96f63dce87b7e73d1","src/lib.rs":"4b4415a0684901bab712dbe94aec960792760aa1db5505adacfdc43db2cd93a7","src/stream.rs":"afdbd6e314127bd412e81894a857cb95fe3140e2b994e17e4e5580ef113a4159","src/windows.rs":"e4aeae1b32f6348b6b9c54e0cd54d9a3c08c6f250c7313fcaa59e3d8a8f51c97"},"package":"1cd54b81ec8d6180e24654d0b371ad22fc3dd083b6ff8ba325b72e00c87660a7"}
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-[package] -edition = "2021" -rust-version = "1.70.0" -name = "anstyle-wincon" -version = "3.0.2" -include = [ - "build.rs", - "src/**/*", - "Cargo.toml", - "Cargo.lock", - "LICENSE*", - "README.md", - "benches/**/*", - "examples/**/*", -] -description = "Styling legacy Windows terminals" -homepage = "https://github.com/rust-cli/anstyle" -readme = "README.md" -keywords = [ - "ansi", - "terminal", - "color", - "windows", -] -categories = ["command-line-interface"] -license = "MIT OR Apache-2.0" -repository = "https://github.com/rust-cli/anstyle.git" - -[package.metadata.docs.rs] -features = [] -rustdoc-args = [ - "--cfg", - "docsrs", -] -targets = ["x86_64-pc-windows-msvc"] - -[[package.metadata.release.pre-release-replacements]] -file = "CHANGELOG.md" -min = 1 -replace = "{{version}}" -search = "Unreleased" - -[[package.metadata.release.pre-release-replacements]] -exactly = 1 -file = "CHANGELOG.md" -replace = "...{{tag_name}}" -search = '\.\.\.HEAD' - -[[package.metadata.release.pre-release-replacements]] -file = "CHANGELOG.md" -min = 1 -replace = "{{date}}" -search = "ReleaseDate" - -[[package.metadata.release.pre-release-replacements]] -exactly = 1 -file = "CHANGELOG.md" -replace = """ -<!-- next-header --> -## [Unreleased] - ReleaseDate -""" -search = "<!-- next-header -->" - -[[package.metadata.release.pre-release-replacements]] -exactly = 1 -file = "CHANGELOG.md" -replace = """ -<!-- next-url --> -[Unreleased]: https://github.com/rust-cli/anstyle/compare/{{tag_name}}...HEAD""" -search = "<!-- next-url -->" - -[dependencies.anstyle] -version = "1.0.0" - -[dev-dependencies.lexopt] -version = "0.3.0" - -[target."cfg(windows)".dependencies.windows-sys] -version = "0.52.0" -features = [ - "Win32_System_Console", - "Win32_Foundation", -] diff --git a/vendor/anstyle-wincon/LICENSE-APACHE b/vendor/anstyle-wincon/LICENSE-APACHE deleted file mode 100644 index 8f71f43..0000000 --- a/vendor/anstyle-wincon/LICENSE-APACHE +++ /dev/null @@ -1,202 +0,0 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - 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IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. diff --git a/vendor/anstyle-wincon/README.md b/vendor/anstyle-wincon/README.md deleted file mode 100644 index 7df0db5..0000000 --- a/vendor/anstyle-wincon/README.md +++ /dev/null @@ -1,30 +0,0 @@ -# anstyle-wincon - -> Styling legacy Windows terminals - -[![Documentation](https://img.shields.io/badge/docs-master-blue.svg)][Documentation] -![License](https://img.shields.io/crates/l/anstyle-wincon.svg) -[![Crates Status](https://img.shields.io/crates/v/anstyle-wincon.svg)](https://crates.io/crates/anstyle-wincon) - -## License - -Licensed under either of - - * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0) - * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT) - -at your option. - -### Contribution - -Unless you explicitly state otherwise, any contribution intentionally -submitted for inclusion in the work by you, as defined in the Apache-2.0 -license, shall be dual licensed as above, without any additional terms or -conditions. - -### Special Thanks - -[burntsushi](https://github.com/burntsushi) for [termcolor](https://github.com/burntsushi/termcolor) as I don't know Windows either :) - -[Crates.io]: https://crates.io/crates/anstyle-wincon -[Documentation]: https://docs.rs/anstyle-wincon diff --git a/vendor/anstyle-wincon/examples/dump-wincon.rs b/vendor/anstyle-wincon/examples/dump-wincon.rs deleted file mode 100644 index bb80bf4..0000000 --- a/vendor/anstyle-wincon/examples/dump-wincon.rs +++ /dev/null @@ -1,139 +0,0 @@ -use anstyle_wincon::WinconStream as _; - -fn main() -> Result<(), lexopt::Error> { - let args = Args::parse()?; - let stdout = std::io::stdout(); - let mut stdout = stdout.lock(); - - for fixed in 0..16 { - let style = style(fixed, args.layer, args.effects); - let _ = print_number(&mut stdout, fixed, style); - if fixed == 7 || fixed == 15 { - let _ = stdout.write_colored(None, None, &b"\n"[..]); - } - } - - for r in 0..6 { - let _ = stdout.write_colored(None, None, &b"\n"[..]); - for g in 0..6 { - for b in 0..6 { - let fixed = r * 36 + g * 6 + b + 16; - let style = style(fixed, args.layer, args.effects); - let _ = print_number(&mut stdout, fixed, style); - } - let _ = stdout.write_colored(None, None, &b"\n"[..]); - } - } - - for c in 0..24 { - if 0 == c % 8 { - let _ = stdout.write_colored(None, None, &b"\n"[..]); - } - let fixed = 232 + c; - let style = style(fixed, args.layer, args.effects); - let _ = print_number(&mut stdout, fixed, style); - } - - Ok(()) -} - -fn style(fixed: u8, layer: Layer, effects: anstyle::Effects) -> anstyle::Style { - let color = anstyle::Ansi256Color(fixed).into(); - (match layer { - Layer::Fg => anstyle::Style::new().fg_color(Some(color)), - Layer::Bg => anstyle::Style::new().bg_color(Some(color)), - Layer::Underline => anstyle::Style::new().underline_color(Some(color)), - }) | effects -} - -fn print_number( - stdout: &mut std::io::StdoutLock<'static>, - fixed: u8, - style: anstyle::Style, -) -> std::io::Result<()> { - let fg = style.get_fg_color().and_then(|c| match c { - anstyle::Color::Ansi(c) => Some(c), - anstyle::Color::Ansi256(c) => c.into_ansi(), - anstyle::Color::Rgb(_) => None, - }); - let bg = style.get_bg_color().and_then(|c| match c { - anstyle::Color::Ansi(c) => Some(c), - anstyle::Color::Ansi256(c) => c.into_ansi(), - anstyle::Color::Rgb(_) => None, - }); - - stdout - .write_colored(fg, bg, format!("{:>4}", fixed).as_bytes()) - .map(|_| ()) -} - -#[derive(Default)] -struct Args { - effects: anstyle::Effects, - layer: Layer, -} - -#[derive(Copy, Clone, Default)] -enum Layer { - #[default] - Fg, - Bg, - Underline, -} - -impl Args { - fn parse() -> Result<Self, lexopt::Error> { - use lexopt::prelude::*; - - let mut res = Args::default(); - - let mut args = lexopt::Parser::from_env(); - while let Some(arg) = args.next()? { - match arg { - Long("layer") => { - res.layer = args.value()?.parse_with(|s| match s { - "fg" => Ok(Layer::Fg), - "bg" => Ok(Layer::Bg), - "underline" => Ok(Layer::Underline), - _ => Err("expected values fg, bg, underline"), - })?; - } - Long("effect") => { - const EFFECTS: [(&str, anstyle::Effects); 12] = [ - ("bold", anstyle::Effects::BOLD), - ("dimmed", anstyle::Effects::DIMMED), - ("italic", anstyle::Effects::ITALIC), - ("underline", anstyle::Effects::UNDERLINE), - ("double_underline", anstyle::Effects::UNDERLINE), - ("curly_underline", anstyle::Effects::CURLY_UNDERLINE), - ("dotted_underline", anstyle::Effects::DOTTED_UNDERLINE), - ("dashed_underline", anstyle::Effects::DASHED_UNDERLINE), - ("blink", anstyle::Effects::BLINK), - ("invert", anstyle::Effects::INVERT), - ("hidden", anstyle::Effects::HIDDEN), - ("strikethrough", anstyle::Effects::STRIKETHROUGH), - ]; - let effect = args.value()?.parse_with(|s| { - EFFECTS - .into_iter() - .find(|(name, _)| *name == s) - .map(|(_, effect)| effect) - .ok_or_else(|| { - format!( - "expected one of {}", - EFFECTS - .into_iter() - .map(|(n, _)| n) - .collect::<Vec<_>>() - .join(", ") - ) - }) - })?; - res.effects = res.effects.insert(effect); - } - _ => return Err(arg.unexpected()), - } - } - Ok(res) - } -} diff --git a/vendor/anstyle-wincon/examples/set-wincon.rs b/vendor/anstyle-wincon/examples/set-wincon.rs deleted file mode 100644 index 6febb0a..0000000 --- a/vendor/anstyle-wincon/examples/set-wincon.rs +++ /dev/null @@ -1,58 +0,0 @@ -#![cfg_attr(not(windows), allow(dead_code))] - -#[cfg(not(windows))] -fn main() { - panic!("unsupported"); -} - -#[cfg(windows)] -fn main() -> Result<(), lexopt::Error> { - use anstyle_wincon::WinconStream as _; - - let args = Args::parse()?; - let stdout = std::io::stdout(); - let mut stdout = stdout.lock(); - - let fg = args.fg.and_then(|c| c.into_ansi()); - let bg = args.bg.and_then(|c| c.into_ansi()); - - let _ = stdout.write_colored(fg, bg, "".as_bytes()); - - std::mem::forget(stdout); - - Ok(()) -} - -#[derive(Default)] -struct Args { - fg: Option<anstyle::Ansi256Color>, - bg: Option<anstyle::Ansi256Color>, -} - -impl Args { - fn parse() -> Result<Self, lexopt::Error> { - use lexopt::prelude::*; - - let mut res = Args::default(); - - let mut args = lexopt::Parser::from_env(); - while let Some(arg) = args.next()? { - match arg { - Long("fg") => { - res.fg = Some( - args.value()? - .parse_with(|s| s.parse::<u8>().map(anstyle::Ansi256Color))?, - ); - } - Long("bg") => { - res.fg = Some( - args.value()? - .parse_with(|s| s.parse::<u8>().map(anstyle::Ansi256Color))?, - ); - } - _ => return Err(arg.unexpected()), - } - } - Ok(res) - } -} diff --git a/vendor/anstyle-wincon/src/ansi.rs b/vendor/anstyle-wincon/src/ansi.rs deleted file mode 100644 index 6ac7193..0000000 --- a/vendor/anstyle-wincon/src/ansi.rs +++ /dev/null @@ -1,25 +0,0 @@ -//! Low-level ANSI-styling - -/// Write ANSI colored text to the stream -pub fn write_colored<S: std::io::Write>( - stream: &mut S, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], -) -> std::io::Result<usize> { - let non_default = fg.is_some() || bg.is_some(); - - if non_default { - if let Some(fg) = fg { - write!(stream, "{}", fg.render_fg())?; - } - if let Some(bg) = bg { - write!(stream, "{}", bg.render_bg())?; - } - } - let written = stream.write(data)?; - if non_default { - write!(stream, "{}", anstyle::Reset.render())?; - } - Ok(written) -} diff --git a/vendor/anstyle-wincon/src/lib.rs b/vendor/anstyle-wincon/src/lib.rs deleted file mode 100644 index e04fab6..0000000 --- a/vendor/anstyle-wincon/src/lib.rs +++ /dev/null @@ -1,18 +0,0 @@ -//! Styling legacy Windows terminals -//! -//! See [`WinconStream`] -//! -//! This fills a similar role as [`winapi-util`](https://crates.io/crates/winapi-util) does for -//! [`termcolor`](https://crates.io/crates/termcolor) with the differences -//! - Uses `windows-sys` rather than `winapi` -//! - Uses [`anstyle`](https://crates.io/crates/termcolor) rather than defining its own types -//! - More focused, smaller - -#![cfg_attr(docsrs, feature(doc_auto_cfg))] - -pub mod ansi; -mod stream; -#[cfg(windows)] -pub mod windows; - -pub use stream::WinconStream; diff --git a/vendor/anstyle-wincon/src/stream.rs b/vendor/anstyle-wincon/src/stream.rs deleted file mode 100644 index 9f10108..0000000 --- a/vendor/anstyle-wincon/src/stream.rs +++ /dev/null @@ -1,178 +0,0 @@ -/// Extend `std::io::Write` with wincon styling -pub trait WinconStream { - /// Write colored text to the stream - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize>; -} - -impl WinconStream for Box<dyn std::io::Write> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - crate::ansi::write_colored(self, fg, bg, data) - } -} - -impl WinconStream for &'_ mut Box<dyn std::io::Write> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - (**self).write_colored(fg, bg, data) - } -} - -impl WinconStream for std::fs::File { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - crate::ansi::write_colored(self, fg, bg, data) - } -} - -impl WinconStream for &'_ mut std::fs::File { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - (**self).write_colored(fg, bg, data) - } -} - -impl WinconStream for Vec<u8> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - crate::ansi::write_colored(self, fg, bg, data) - } -} - -impl WinconStream for &'_ mut Vec<u8> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - (**self).write_colored(fg, bg, data) - } -} - -impl WinconStream for std::io::Stdout { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - // Ensure exclusive access - self.lock().write_colored(fg, bg, data) - } -} - -impl WinconStream for std::io::Stderr { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - // Ensure exclusive access - self.lock().write_colored(fg, bg, data) - } -} - -#[cfg(not(windows))] -mod platform { - use super::*; - - impl WinconStream for std::io::StdoutLock<'_> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - crate::ansi::write_colored(self, fg, bg, data) - } - } - - impl WinconStream for std::io::StderrLock<'_> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - crate::ansi::write_colored(self, fg, bg, data) - } - } -} - -#[cfg(windows)] -mod platform { - use super::*; - - impl WinconStream for std::io::StdoutLock<'_> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - let initial = crate::windows::stdout_initial_colors(); - crate::windows::write_colored(self, fg, bg, data, initial) - } - } - - impl WinconStream for std::io::StderrLock<'_> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - let initial = crate::windows::stderr_initial_colors(); - crate::windows::write_colored(self, fg, bg, data, initial) - } - } -} - -impl WinconStream for &'_ mut std::io::StdoutLock<'_> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - (**self).write_colored(fg, bg, data) - } -} - -impl WinconStream for &'_ mut std::io::StderrLock<'_> { - fn write_colored( - &mut self, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - ) -> std::io::Result<usize> { - (**self).write_colored(fg, bg, data) - } -} diff --git a/vendor/anstyle-wincon/src/windows.rs b/vendor/anstyle-wincon/src/windows.rs deleted file mode 100644 index bf1cf56..0000000 --- a/vendor/anstyle-wincon/src/windows.rs +++ /dev/null @@ -1,263 +0,0 @@ -//! Low-level wincon-styling - -use std::os::windows::io::AsHandle; -use std::os::windows::io::AsRawHandle; - -type StdioColorResult = std::io::Result<(anstyle::AnsiColor, anstyle::AnsiColor)>; -type StdioColorInnerResult = Result<(anstyle::AnsiColor, anstyle::AnsiColor), inner::IoError>; - -/// Cached [`get_colors`] call for [`std::io::stdout`] -pub fn stdout_initial_colors() -> StdioColorResult { - static INITIAL: std::sync::OnceLock<StdioColorInnerResult> = std::sync::OnceLock::new(); - INITIAL - .get_or_init(|| get_colors_(&std::io::stdout())) - .clone() - .map_err(Into::into) -} - -/// Cached [`get_colors`] call for [`std::io::stderr`] -pub fn stderr_initial_colors() -> StdioColorResult { - static INITIAL: std::sync::OnceLock<StdioColorInnerResult> = std::sync::OnceLock::new(); - INITIAL - .get_or_init(|| get_colors_(&std::io::stderr())) - .clone() - .map_err(Into::into) -} - -/// Apply colors to future writes -/// -/// **Note:** Make sure any buffers are first flushed or else these colors will apply -pub fn set_colors<S: AsHandle>( - stream: &mut S, - fg: anstyle::AnsiColor, - bg: anstyle::AnsiColor, -) -> std::io::Result<()> { - set_colors_(stream, fg, bg).map_err(Into::into) -} - -fn set_colors_<S: AsHandle>( - stream: &mut S, - fg: anstyle::AnsiColor, - bg: anstyle::AnsiColor, -) -> Result<(), inner::IoError> { - let handle = stream.as_handle(); - let handle = handle.as_raw_handle(); - let attributes = inner::set_colors(fg, bg); - inner::set_console_text_attributes(handle, attributes) -} - -/// Get the colors currently active on the console -pub fn get_colors<S: AsHandle>(stream: &S) -> StdioColorResult { - get_colors_(stream).map_err(Into::into) -} - -fn get_colors_<S: AsHandle>(stream: &S) -> StdioColorInnerResult { - let handle = stream.as_handle(); - let handle = handle.as_raw_handle(); - let info = inner::get_screen_buffer_info(handle)?; - let (fg, bg) = inner::get_colors(&info); - Ok((fg, bg)) -} - -pub(crate) fn write_colored<S: AsHandle + std::io::Write>( - stream: &mut S, - fg: Option<anstyle::AnsiColor>, - bg: Option<anstyle::AnsiColor>, - data: &[u8], - initial: StdioColorResult, -) -> std::io::Result<usize> { - let (initial_fg, initial_bg) = initial?; - let non_default = fg.is_some() || bg.is_some(); - - if non_default { - let fg = fg.unwrap_or(initial_fg); - let bg = bg.unwrap_or(initial_bg); - // Ensure everything is written with the last set of colors before applying the next set - stream.flush()?; - set_colors(stream, fg, bg)?; - } - let written = stream.write(data)?; - if non_default { - // Ensure everything is written with the last set of colors before applying the next set - stream.flush()?; - set_colors(stream, initial_fg, initial_bg)?; - } - Ok(written) -} - -mod inner { - use windows_sys::Win32::System::Console::CONSOLE_CHARACTER_ATTRIBUTES; - use windows_sys::Win32::System::Console::CONSOLE_SCREEN_BUFFER_INFO; - use windows_sys::Win32::System::Console::FOREGROUND_BLUE; - use windows_sys::Win32::System::Console::FOREGROUND_GREEN; - use windows_sys::Win32::System::Console::FOREGROUND_INTENSITY; - use windows_sys::Win32::System::Console::FOREGROUND_RED; - - use std::os::windows::io::RawHandle; - - const FOREGROUND_CYAN: CONSOLE_CHARACTER_ATTRIBUTES = FOREGROUND_BLUE | FOREGROUND_GREEN; - const FOREGROUND_MAGENTA: CONSOLE_CHARACTER_ATTRIBUTES = FOREGROUND_BLUE | FOREGROUND_RED; - const FOREGROUND_YELLOW: CONSOLE_CHARACTER_ATTRIBUTES = FOREGROUND_GREEN | FOREGROUND_RED; - const FOREGROUND_WHITE: CONSOLE_CHARACTER_ATTRIBUTES = - FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED; - - #[derive(Copy, Clone, Debug)] - pub(crate) enum IoError { - BrokenPipe, - RawOs(i32), - } - - impl From<IoError> for std::io::Error { - fn from(io: IoError) -> Self { - match io { - IoError::BrokenPipe => { - std::io::Error::new(std::io::ErrorKind::BrokenPipe, "console is detached") - } - IoError::RawOs(code) => std::io::Error::from_raw_os_error(code), - } - } - } - - impl IoError { - fn last_os_error() -> Self { - Self::RawOs(std::io::Error::last_os_error().raw_os_error().unwrap()) - } - } - - pub(crate) fn get_screen_buffer_info( - handle: RawHandle, - ) -> Result<CONSOLE_SCREEN_BUFFER_INFO, IoError> { - unsafe { - let handle = std::mem::transmute(handle); - if handle == 0 { - return Err(IoError::BrokenPipe); - } - - let mut info: CONSOLE_SCREEN_BUFFER_INFO = std::mem::zeroed(); - if windows_sys::Win32::System::Console::GetConsoleScreenBufferInfo(handle, &mut info) - != 0 - { - Ok(info) - } else { - Err(IoError::last_os_error()) - } - } - } - - pub(crate) fn set_console_text_attributes( - handle: RawHandle, - attributes: CONSOLE_CHARACTER_ATTRIBUTES, - ) -> Result<(), IoError> { - unsafe { - let handle = std::mem::transmute(handle); - if handle == 0 { - return Err(IoError::BrokenPipe); - } - - if windows_sys::Win32::System::Console::SetConsoleTextAttribute(handle, attributes) != 0 - { - Ok(()) - } else { - Err(IoError::last_os_error()) - } - } - } - - pub(crate) fn get_colors( - info: &CONSOLE_SCREEN_BUFFER_INFO, - ) -> (anstyle::AnsiColor, anstyle::AnsiColor) { - let attributes = info.wAttributes; - let bg = from_nibble(attributes >> 4); - let fg = from_nibble(attributes); - (fg, bg) - } - - pub(crate) fn set_colors( - fg: anstyle::AnsiColor, - bg: anstyle::AnsiColor, - ) -> CONSOLE_CHARACTER_ATTRIBUTES { - to_nibble(bg) << 4 | to_nibble(fg) - } - - fn from_nibble(color: CONSOLE_CHARACTER_ATTRIBUTES) -> anstyle::AnsiColor { - if color & FOREGROUND_WHITE == FOREGROUND_WHITE { - // 3 bits high - anstyle::AnsiColor::White - } else if color & FOREGROUND_CYAN == FOREGROUND_CYAN { - // 2 bits high - anstyle::AnsiColor::Cyan - } else if color & FOREGROUND_YELLOW == FOREGROUND_YELLOW { - // 2 bits high - anstyle::AnsiColor::Yellow - } else if color & FOREGROUND_MAGENTA == FOREGROUND_MAGENTA { - // 2 bits high - anstyle::AnsiColor::Magenta - } else if color & FOREGROUND_RED == FOREGROUND_RED { - // 1 bit high - anstyle::AnsiColor::Red - } else if color & FOREGROUND_GREEN == FOREGROUND_GREEN { - // 1 bit high - anstyle::AnsiColor::Green - } else if color & FOREGROUND_BLUE == FOREGROUND_BLUE { - // 1 bit high - anstyle::AnsiColor::Blue - } else { - // 0 bits high - anstyle::AnsiColor::Black - } - .bright(color & FOREGROUND_INTENSITY == FOREGROUND_INTENSITY) - } - - fn to_nibble(color: anstyle::AnsiColor) -> CONSOLE_CHARACTER_ATTRIBUTES { - let mut attributes = 0; - attributes |= match color.bright(false) { - anstyle::AnsiColor::Black => 0, - anstyle::AnsiColor::Red => FOREGROUND_RED, - anstyle::AnsiColor::Green => FOREGROUND_GREEN, - anstyle::AnsiColor::Yellow => FOREGROUND_YELLOW, - anstyle::AnsiColor::Blue => FOREGROUND_BLUE, - anstyle::AnsiColor::Magenta => FOREGROUND_MAGENTA, - anstyle::AnsiColor::Cyan => FOREGROUND_CYAN, - anstyle::AnsiColor::White => FOREGROUND_WHITE, - anstyle::AnsiColor::BrightBlack - | anstyle::AnsiColor::BrightRed - | anstyle::AnsiColor::BrightGreen - | anstyle::AnsiColor::BrightYellow - | anstyle::AnsiColor::BrightBlue - | anstyle::AnsiColor::BrightMagenta - | anstyle::AnsiColor::BrightCyan - | anstyle::AnsiColor::BrightWhite => unreachable!("brights were toggled off"), - }; - if color.is_bright() { - attributes |= FOREGROUND_INTENSITY; - } - attributes - } - - #[test] - fn to_from_nibble() { - const COLORS: [anstyle::AnsiColor; 16] = [ - anstyle::AnsiColor::Black, - anstyle::AnsiColor::Red, - anstyle::AnsiColor::Green, - anstyle::AnsiColor::Yellow, - anstyle::AnsiColor::Blue, - anstyle::AnsiColor::Magenta, - anstyle::AnsiColor::Cyan, - anstyle::AnsiColor::White, - anstyle::AnsiColor::BrightBlack, - anstyle::AnsiColor::BrightRed, - anstyle::AnsiColor::BrightGreen, - anstyle::AnsiColor::BrightYellow, - anstyle::AnsiColor::BrightBlue, - anstyle::AnsiColor::BrightMagenta, - anstyle::AnsiColor::BrightCyan, - anstyle::AnsiColor::BrightWhite, - ]; - for expected in COLORS { - let nibble = to_nibble(expected); - let actual = from_nibble(nibble); - assert_eq!(expected, actual, "Intermediate: {}", nibble); - } - } -} |