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// Copyright © 2020 rsiddharth <s@ricketyspace.net>
// SPDX-License-Identifier: ISC
package lib
func FillStr(a string, l int) string {
b := ""
if l < 1 {
return b
}
for i := 0; i < l; i++ {
b += a
}
return b
}
func FillBytes(c byte, l int) []byte {
if l < 1 {
return make([]byte, 0)
}
bs := make([]byte, l)
for i := 0; i < l; i++ {
bs[i] = c
}
return bs
}
func StrToBytes(s string) []byte {
bs := make([]byte, len(s))
for i := 0; i < len(s); i++ {
bs[i] = byte(s[i])
}
return bs
}
func BytesToStr(bs []byte) string {
s := ""
for i := 0; i < len(bs); i++ {
s += string(bs[i])
}
return s
}
// Strip space and newline characters from string.
func stripSpaceChars(s string) string {
ss := ""
for i := 0; i < len(s); i++ {
if s[i] == ' ' {
continue
}
if s[i] == '\n' {
continue
}
ss += string(s[i])
}
return ss
}
func AlphaPunchScore(bs []byte) int {
s := 0
for i := 0; i < len(bs); i++ {
if isAlphaPunch(bs[i]) {
s += 1
}
}
return s
}
// Returns true if byte 'c' is a non-numeric character in the English language.
func isAlphaPunch(c byte) bool {
switch {
case 'A' <= c && c <= 'Z':
return true
case 'a' <= c && c <= 'z':
return true
case c == ' ' || c == '.':
return true
case c == ',' || c == '\'':
return true
case c == '"':
return true
}
return false
}
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