Function charToDigit [src]

Prototype

pub fn charToDigit(c: u8, base: u8) (error{InvalidCharacter}!u8)

Parameters

c: u8base: u8

Source

  pub fn charToDigit(c: u8, base: u8) (error{InvalidCharacter}!u8) {
    const value = switch (c) {
        '0'...'9' => c - '0',
        'A'...'Z' => c - 'A' + 10,
        'a'...'z' => c - 'a' + 10,
        else => return error.InvalidCharacter,
    };

    if (value >= base) return error.InvalidCharacter;

    return value;
}  