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package shell
/*
perl 'chomp'
send it anything, always get back a string
*/
import (
"fmt"
"reflect"
"strings"
"bytes"
"go.wit.com/log"
)
// import "github.com/davecgh/go-spew/spew"
func chompBytesBuffer(buf *bytes.Buffer) string {
var bytesSplice []byte
bytesSplice = buf.Bytes()
return Chomp(string(bytesSplice))
}
//
// TODO: obviously this is stupidly wrong
// TODO: fix this to trim fucking everything
// really world? 8 fucking years of this language
// and I'm fucking writing this? jesus. how the
// hell is everyone else doing this? Why isn't
// this already in the strings package?
//
func perlChomp(s string) string {
// lots of stuff in go moves around the whole block of whatever it is so lots of things are padded with NULL values
s = strings.Trim(s, "\x00") // removes NULL (needed!)
// TODO: christ. make some fucking regex that takes out every NULL, \t, ' ", \n, and \r
s = strings.Trim(s, "\n")
s = strings.Trim(s, "\n")
s = strings.TrimSuffix(s, "\r")
s = strings.TrimSuffix(s, "\n")
s = strings.TrimSpace(s) // this is like 'chomp' in perl
s = strings.TrimSuffix(s, "\n") // this is like 'chomp' in perl
return s
}
// TODO: fix this to chomp \n \r NULL \t and ' '
func Chomp(a interface{}) string {
// switch reflect.TypeOf(a) {
switch t := a.(type) {
case string:
var s string
s = a.(string)
return perlChomp(s)
case []uint8:
// log.Printf("shell.Chomp() FOUND []uint8")
var tmp []uint8
tmp = a.([]uint8)
s := string(tmp)
return perlChomp(s)
case uint64:
// log.Printf("shell.Chomp() FOUND []uint64")
s := fmt.Sprintf("%d", a.(uint64))
return perlChomp(s)
case int64:
// log.Printf("shell.Chomp() FOUND []int64")
s := fmt.Sprintf("%d", a.(int64))
return perlChomp(s)
case *bytes.Buffer:
// log.Printf("shell.Chomp() FOUND *bytes.Buffer")
var tmp *bytes.Buffer
tmp = a.(*bytes.Buffer)
if (tmp == nil) {
return ""
}
var bytesSplice []byte
bytesSplice = tmp.Bytes()
return Chomp(string(bytesSplice))
default:
tmp := fmt.Sprint("shell.Chomp() NO HANDLER FOR TYPE: %T", a)
handleError(fmt.Errorf(tmp), -1)
log.Warn("shell.Chomp() NEED TO MAKE CONVERTER FOR type =", reflect.TypeOf(t))
}
tmp := "shell.Chomp() THIS SHOULD NEVER HAPPEN"
handleError(fmt.Errorf(tmp), -1)
return ""
}
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