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Word-wrap text at 100 chars per default

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The default can be overwritten by the user:

./gold -w 80
This commit is contained in:
Christian Muehlhaeuser 2019-11-25 06:42:34 +01:00
commit 10da623e26
3 changed files with 8 additions and 1 deletions
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6
cmd/gold/main.go
View file

@ -10,6 +10,7 @@ import (
"os"
"github.com/mattn/go-isatty"
"github.com/mitchellh/go-wordwrap"
"github.com/spf13/cobra"
"github.com/charmbracelet/gold"
@ -25,7 +26,9 @@ var (
SilenceUsage: false,
RunE: execute,
}
style string
width uint
)
func readerFromArg(s string) (io.ReadCloser, error) {
@ -91,7 +94,7 @@ func execute(cmd *cobra.Command, args []string) error {
}
out := r.RenderBytes(b)
fmt.Printf("%s", string(out))
fmt.Printf("%s", wordwrap.WrapString(string(out), width))
return nil
}
@ -103,4 +106,5 @@ func main() {
func init() {
rootCmd.Flags().StringVarP(&style, "style", "s", "dark.json", "style JSON path")
rootCmd.Flags().UintVarP(&width, "width", "w", 100, "word-wrap at width")
}

1
go.mod
View file

@ -6,6 +6,7 @@ require (
github.com/alecthomas/chroma v0.7.0
github.com/logrusorgru/aurora v0.0.0-20191017060258-dc85c304c434
github.com/mattn/go-isatty v0.0.10
github.com/mitchellh/go-wordwrap v1.0.0
github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
github.com/spf13/cobra v0.0.5
gopkg.in/russross/blackfriday.v2 v2.0.0

2
go.sum
View file

@ -43,6 +43,8 @@ github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNx
github.com/mattn/go-isatty v0.0.10 h1:qxFzApOv4WsAL965uUPIsXzAKCZxN2p9UqdhFS4ZW10=
github.com/mattn/go-isatty v0.0.10/go.mod h1:qgIWMr58cqv1PHHyhnkY9lrL7etaEgOFcMEpPG5Rm84=
github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
github.com/mitchellh/go-wordwrap v1.0.0 h1:6GlHJ/LTGMrIJbwgdqdl2eEH8o+Exx/0m8ir9Gns0u4=
github.com/mitchellh/go-wordwrap v1.0.0/go.mod h1:ZXFpozHsX6DPmq2I0TCekCxypsnAUbP2oI0UX1GXzOo=
github.com/mitchellh/mapstructure v1.1.2/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
github.com/nkovacs/streamquote v0.0.0-20170412213628-49af9bddb229/go.mod h1:0aYXnNPJ8l7uZxf45rWW1a/uME32OF0rhiYGNQ2oF2E=
github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=