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Add elementary wasi support #91

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merged 2 commits into from
Nov 21, 2019
Merged

Add elementary wasi support #91

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a6654e1
add elementary wasi support
dunnock Nov 18, 2019
ec58291
Merge branch 'master' of https://github.com/a8m/pb into wasi
dunnock Nov 18, 2019
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5 changes: 5 additions & 0 deletions src/tty/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,11 @@ mod unix;
#[cfg(unix)]
pub use self::unix::*;

#[cfg(target_os="wasi")]
mod wasi;
#[cfg(target_os="wasi")]
pub use self::wasi::*;

#[cfg(windows)]
mod windows;
#[cfg(windows)]
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16 changes: 16 additions & 0 deletions src/tty/wasi.rs
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@@ -0,0 +1,16 @@
extern crate libc;
use super::{Width, Height};

/// For WASI so far it will return none
///
/// For background https://github.com/WebAssembly/WASI/issues/42
pub fn terminal_size() -> Option<(Width, Height)> {
return None;
}

/// This is inherited from unix and will work only when wasi executed on unix.
///
/// For background https://github.com/WebAssembly/WASI/issues/42
pub fn move_cursor_up(n: usize) -> String {
format!("\x1B[{}A", n)
}