From 3b029fa248fad0c3b5abeae4993428e588862695 Mon Sep 17 00:00:00 2001
From: yeqown <yeqown@gmail.com>
Date: Mon, 13 Dec 2021 16:24:12 +0800
Subject: [PATCH] styl: ignore useless code lines

---
 writer/terminal/helper.go | 67 +++++++++++++++++-----------------
 writer/terminal/option.go | 77 ++++++++++++++++++++-------------------
 writer/terminal/writer.go | 11 +++---
 3 files changed, 78 insertions(+), 77 deletions(-)

diff --git a/writer/terminal/helper.go b/writer/terminal/helper.go
index f812cfb..2d5a007 100644
--- a/writer/terminal/helper.go
+++ b/writer/terminal/helper.go
@@ -1,35 +1,36 @@
 package terminal
 
-import (
-	"image/color"
-	"os"
-	"syscall"
-	"unsafe"
-)
-
-const defaultRatio float64 = 7.0 / 3.0 // The terminal's default cursor width/height ratio
-
-func terminalSize() (int, int, float64) {
-	var size [4]uint16
-	if _, _, err := syscall.Syscall6(syscall.SYS_IOCTL,
-		uintptr(os.Stdout.Fd()), uintptr(syscall.TIOCGWINSZ), uintptr(unsafe.Pointer(&size)),
-		0, 0, 0); err != 0 {
-		panic(err)
-	}
-	rows, cols, width, height := size[0], size[1], size[2], size[3]
-
-	whratio := defaultRatio
-	if width > 0 && height > 0 {
-		whratio = float64(height/rows) / float64(width/cols)
-	}
-
-	return int(cols), int(rows), whratio
-}
-
-func terminalColor(rgb color.RGBA) uint16 {
-	r := (((rgb.R * 5) + 127) / 255) * 36
-	g := (((rgb.G * 5) + 127) / 255) * 6
-	b := ((rgb.B * 5) + 127) / 255
-
-	return uint16(r+g+b) + 16 + 1 // termbox default color offset
-}
+//
+//import (
+//	"image/color"
+//	"os"
+//	"syscall"
+//	"unsafe"
+//)
+//
+//const defaultRatio float64 = 7.0 / 3.0 // The terminal's default cursor width/height ratio
+//
+//func terminalSize() (int, int, float64) {
+//	var size [4]uint16
+//	if _, _, err := syscall.Syscall6(syscall.SYS_IOCTL,
+//		uintptr(os.Stdout.Fd()), uintptr(syscall.TIOCGWINSZ), uintptr(unsafe.Pointer(&size)),
+//		0, 0, 0); err != 0 {
+//		panic(err)
+//	}
+//	rows, cols, width, height := size[0], size[1], size[2], size[3]
+//
+//	whratio := defaultRatio
+//	if width > 0 && height > 0 {
+//		whratio = float64(height/rows) / float64(width/cols)
+//	}
+//
+//	return int(cols), int(rows), whratio
+//}
+//
+//func terminalColor(rgb color.RGBA) uint16 {
+//	r := (((rgb.R * 5) + 127) / 255) * 36
+//	g := (((rgb.G * 5) + 127) / 255) * 6
+//	b := ((rgb.B * 5) + 127) / 255
+//
+//	return uint16(r+g+b) + 16 + 1 // termbox default color offset
+//}
diff --git a/writer/terminal/option.go b/writer/terminal/option.go
index 1eb8b56..d930f9e 100644
--- a/writer/terminal/option.go
+++ b/writer/terminal/option.go
@@ -1,40 +1,41 @@
 package terminal
 
-import (
-	"fmt"
-	"image/color"
-)
-
-var (
-	White = color.RGBA{R: 255, G: 255, B: 255, A: 255}
-	Black = color.RGBA{A: 255}
-)
-
-// hexToRGBA convert hex string into color.RGBA
-func hexToRGBA(s string) color.RGBA {
-	c := color.RGBA{
-		R: 0,
-		G: 0,
-		B: 0,
-		A: 0xff,
-	}
-
-	var err error
-	switch len(s) {
-	case 7:
-		_, err = fmt.Sscanf(s, "#%02x%02x%02x", &c.R, &c.G, &c.B)
-	case 4:
-		_, err = fmt.Sscanf(s, "#%1x%1x%1x", &c.R, &c.G, &c.B)
-		// Double the hex digits:
-		c.R *= 17
-		c.G *= 17
-		c.B *= 17
-	default:
-		err = fmt.Errorf("invalid length, must be 7 or 4")
-	}
-	if err != nil {
-		panic(err)
-	}
-
-	return c
-}
+//
+//import (
+//	"fmt"
+//	"image/color"
+//)
+//
+//var (
+//	White = color.RGBA{R: 255, G: 255, B: 255, A: 255}
+//	Black = color.RGBA{A: 255}
+//)
+//
+//// hexToRGBA convert hex string into color.RGBA
+//func hexToRGBA(s string) color.RGBA {
+//	c := color.RGBA{
+//		R: 0,
+//		G: 0,
+//		B: 0,
+//		A: 0xff,
+//	}
+//
+//	var err error
+//	switch len(s) {
+//	case 7:
+//		_, err = fmt.Sscanf(s, "#%02x%02x%02x", &c.R, &c.G, &c.B)
+//	case 4:
+//		_, err = fmt.Sscanf(s, "#%1x%1x%1x", &c.R, &c.G, &c.B)
+//		// Double the hex digits:
+//		c.R *= 17
+//		c.G *= 17
+//		c.B *= 17
+//	default:
+//		err = fmt.Errorf("invalid length, must be 7 or 4")
+//	}
+//	if err != nil {
+//		panic(err)
+//	}
+//
+//	return c
+//}
diff --git a/writer/terminal/writer.go b/writer/terminal/writer.go
index cf4db33..ac6fa11 100644
--- a/writer/terminal/writer.go
+++ b/writer/terminal/writer.go
@@ -11,8 +11,7 @@ var _ qrcode.Writer = (*Writer)(nil)
 
 // Writer implements qrcode.Writer based on termbox to print QRCode into
 // terminal / console.
-type Writer struct {
-}
+type Writer struct{}
 
 func New() *Writer {
 	w := &Writer{}
@@ -50,10 +49,10 @@ func (w Writer) drawBlock(x, y, padding int, fg termbox.Attribute, bg termbox.At
 }
 
 func (w Writer) Write(mat matrix.Matrix) error {
-	width, height, whratio := terminalSize()
-	_ = width
-	_ = height
-	_ = whratio
+	//width, height, whratio := terminalSize()
+	//_ = width
+	//_ = height
+	//_ = whratio
 
 	ww, hh := mat.Width(), mat.Height()
 	bg := termbox.ColorWhite