initial commit

cli_darwin.go

@@ -0,0 +1,60 @@
+//go:build darwin
+// +build darwin
+
+package cli
+
+/* The code in this file comes from the "github.com/evanw/esbuild/internal/logger" package.
+
+   MIT License
+
+   Copyright (c) 2020 Evan Wallace
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in all
+   copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 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.
+*/
+
+import (
+	"os"
+
+	"golang.org/x/sys/unix"
+)
+
+func GetTerminalInfo(file *os.File) (info TerminalInfo) {
+	fd := file.Fd()
+
+	// Is this file descriptor a terminal?
+	if _, err := unix.IoctlGetTermios(int(fd), unix.TIOCGETA); err == nil {
+		info.IsTTY = true
+		info.SupportsColor = true
+
+		// Get the width of the window
+		if w, err := unix.IoctlGetWinsize(int(fd), unix.TIOCGWINSZ); err == nil {
+			info.Width = int(w.Col)
+		}
+	}
+
+	return
+}
+
+func errorStyle(f *os.File) {
+   f.WriteString("\x1b[91m")
+}
+
+func resetStyle(f *os.File) {
+   f.WriteString("\x1b[0m")
+}