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package main
import (
"fmt"
"os"
"git.sr.ht/~mango/opts/v2"
"git.thomasvoss.com/gsp/formatter"
"git.thomasvoss.com/gsp/parser"
)
var dflag bool
func main() {
flags, rest, err := opts.GetLong(os.Args, []opts.LongOpt{
{Short: 'd', Long: "no-doctype", Arg: opts.None},
})
if err != nil {
fmt.Fprintf(os.Stderr, "%s: %s\n", os.Args[0], err)
fmt.Fprintf(os.Stderr, "Usage: %s [-d] [file ...]\n", os.Args[0])
os.Exit(1)
}
for _, f := range flags {
switch f.Key {
case 'd':
dflag = true
}
}
if len(rest) == 0 {
process("-")
}
for _, a := range rest {
process(a)
}
}
func process(filename string) {
var file *os.File
var err error
if filename == "-" {
file = os.Stdin
} else {
file, err = os.Open(filename)
if err != nil {
die(err)
}
defer file.Close()
}
ast, err := parser.ParseFile(file)
if err != nil {
die(err)
}
if !dflag {
fmt.Print("<!DOCTYPE html>")
}
formatter.PrintAst(ast)
fmt.Print("\n")
}
func die(e error) {
fmt.Fprintf(os.Stderr, "%s: %s\n", os.Args[0], e)
os.Exit(1)
}
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