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package main
import (
"fmt"
"io/ioutil"
"os"
"github.com/alecthomas/chroma/formatters"
"github.com/alecthomas/chroma/lexers"
"github.com/alecthomas/chroma/styles"
"gopkg.in/alecthomas/kingpin.v3-unstable"
)
var (
filesArgs = kingpin.Arg("file", "Files to use to exercise lexers.").Required().ExistingFiles()
)
func main() {
kingpin.CommandLine.Help = "Exercise linters against a list of files."
kingpin.Parse()
for _, file := range *filesArgs {
lexer := lexers.Match(file)
if lexer == nil {
fmt.Printf("warning: could not find lexer for %q\n", file)
continue
}
fmt.Printf("%s: ", file)
os.Stdout.Sync()
text, err := ioutil.ReadFile(file)
kingpin.FatalIfError(err, "")
it, err := lexer.Tokenise(nil, string(text))
kingpin.FatalIfError(err, "%s failed to tokenise %q", lexer.Config().Name, file)
err = formatters.NoOp.Format(ioutil.Discard, styles.SwapOff, it)
kingpin.FatalIfError(err, "%s failed to format %q", lexer.Config().Name, file)
fmt.Printf("ok\n")
}
}
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