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Add "-small" flag using ToSmallString() to output as text-art #72

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Add "-small" flag using ToSmallString() to output as text-art #72

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0b2c473
Add "-small" flag to use ToSmallString() when displaying as text-art.
telephrag Nov 4, 2025
6428512
Add how to install only command-line tool.
telephrag Nov 4, 2025
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6 changes: 5 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -10,9 +10,13 @@ Each QR Code contains error recovery information to aid reading damaged or obscu

## Install

To install both library and command-line tool `qrcode` (will be built into `$GOPATH/bin/`):

go get -u github.com/skip2/go-qrcode/...

A command-line tool `qrcode` will be built into `$GOPATH/bin/`.
To install just the command-line tool:

go install github.com/skip2/go-qrcode/qrcode@latest

## Usage

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8 changes: 7 additions & 1 deletion qrcode/main.go
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Expand Up @@ -16,6 +16,7 @@ func main() {
outFile := flag.String("o", "", "out PNG file prefix, empty for stdout")
size := flag.Int("s", 256, "image size (pixel)")
textArt := flag.Bool("t", false, "print as text-art on stdout")
small := flag.Bool("small", false, "when -t is used, prints smaller text-art")
negative := flag.Bool("i", false, "invert black and white")
disableBorder := flag.Bool("d", false, "disable QR Code border")
flag.Usage = func() {
Expand Down Expand Up @@ -58,7 +59,12 @@ Usage:
}

if *textArt {
art := q.ToString(*negative)
var art string
if *small {
art = q.ToSmallString(*negative)
} else {
art = q.ToString(*negative)
}
fmt.Println(art)
return
}
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