Replace `use_colored_tty` with iatty crate

1 files changed, 0 insertions, 27 deletions

diff --git a/src/utils.rs b/src/utils.rs
index 961989b3f5d..127a7ddb59e 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -18,7 +18,6 @@ use syntax::ast::{
 use syntax::codemap::{BytePos, Span, NO_EXPANSION};
 use syntax::ptr;
 
-use config::Color;
 use rewrite::RewriteContext;
 use shape::Shape;
 
@@ -376,32 +375,6 @@ pub fn left_most_sub_expr(e: &ast::Expr) -> &ast::Expr {
     }
 }
 
-// isatty shamelessly adapted from cargo.
-#[cfg(unix)]
-pub fn isatty() -> bool {
-    extern crate libc;
-
-    unsafe { libc::isatty(libc::STDOUT_FILENO) != 0 }
-}
-#[cfg(windows)]
-pub fn isatty() -> bool {
-    extern crate winapi;
-
-    unsafe {
-        let handle = winapi::um::processenv::GetStdHandle(winapi::um::winbase::STD_OUTPUT_HANDLE);
-        let mut out = 0;
-        winapi::um::consoleapi::GetConsoleMode(handle, &mut out) != 0
-    }
-}
-
-pub fn use_colored_tty(color: Color) -> bool {
-    match color {
-        Color::Always => true,
-        Color::Never => false,
-        Color::Auto => isatty(),
-    }
-}
-
 pub fn starts_with_newline(s: &str) -> bool {
     s.starts_with('\n') || s.starts_with("\r\n")
 }