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Remove unnecessary isatty call from supportsAnsiEscapeCodes

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isatty on Windows is implemented as a isCygwinPty call and a GetConsoleMode call, so calling isatty just duplicates the function calls we already need to do in supportsAnsiEscapeCodes.
This commit is contained in:
Ryan Liptak 2023-06-17 23:36:10 -07:00
parent 59a12cd293
commit 5439f36c97
1 changed files with 0 additions and 2 deletions
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lib/std/fs/file.zig
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@ -230,8 +230,6 @@ pub const File = struct {
/// Test whether ANSI escape codes will be treated as such.
pub fn supportsAnsiEscapeCodes(self: File) bool {
if (builtin.os.tag == .windows) {
if (!os.isatty(self.handle)) return false;
var console_mode: os.windows.DWORD = 0;
if (os.windows.kernel32.GetConsoleMode(self.handle, &console_mode) != 0) {
if (console_mode & os.windows.ENABLE_VIRTUAL_TERMINAL_PROCESSING != 0) return true;