github.com/aarzilli/tools@v0.0.0-20151123112009-0d27094f75e0/net/http/domclean2/funcs_spacey.go (about)

     1  package domclean2
     2  
     3  import (
     4  	"regexp"
     5  	"strings"
     6  )
     7  
     8  var replNewLines = strings.NewReplacer("\r\n", " ", "\r", " ", "\n", " ")
     9  var replTabs = strings.NewReplacer("\t", " ")
    10  var doubleSpaces = regexp.MustCompile("([ ]+)")
    11  
    12  // isSpacey detects all possible occurrences of whitespace
    13  func isSpacey(sarg string) bool {
    14  	s := strings.TrimSpace(sarg) // TrimSpace removes leading-trailing \n \r\n
    15  	if s == "" {
    16  		return true
    17  	}
    18  	return false
    19  }