diff options
| -rw-r--r-- | src/utils/twtstr.nim | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/src/utils/twtstr.nim b/src/utils/twtstr.nim index 4f51d6a8..226714d7 100644 --- a/src/utils/twtstr.nim +++ b/src/utils/twtstr.nim @@ -73,27 +73,19 @@ func startsWithNoCase*(str, prefix: string): bool = if str[i].toLowerAscii() != prefix[i].toLowerAscii(): return false inc i -const hexCharMap = (func(): array[char, int] = - for i in 0..255: - case chr(i) - of '0'..'9': result[char(i)] = i - ord('0') - of 'a'..'f': result[char(i)] = i - ord('a') + 10 - of 'A'..'F': result[char(i)] = i - ord('A') + 10 - else: result[char(i)] = -1 -)() - -const decCharMap = (func(): array[char, int] = - for i in 0..255: - case char(i) - of '0'..'9': result[char(i)] = i - ord('0') - else: result[char(i)] = -1 -)() - func hexValue*(c: char): int = - return hexCharMap[c] + if c in AsciiDigit: + return int(c) - int('0') + if c in 'a'..'f': + return int(c) - int('a') + 0xA + if c in 'A'..'F': + return int(c) - int('A') + 0xA + return -1 func decValue*(c: char): int = - return decCharMap[c] + if c in AsciiDigit: + return int(c) - int('0') + return -1 func isAscii*(s: string): bool = for c in s: |