diff options
Diffstat (limited to 'core/ustring.cpp')
| -rw-r--r-- | core/ustring.cpp | 64 |
1 files changed, 45 insertions, 19 deletions
diff --git a/core/ustring.cpp b/core/ustring.cpp index 78feddb229..88b758e883 100644 --- a/core/ustring.cpp +++ b/core/ustring.cpp @@ -1725,6 +1725,45 @@ int64_t String::hex_to_int64(bool p_with_prefix) const { return hex * sign; } +int64_t String::bin_to_int64(bool p_with_prefix) const { + + if (p_with_prefix && length() < 3) + return 0; + + const CharType *s = ptr(); + + int64_t sign = s[0] == '-' ? -1 : 1; + + if (sign < 0) { + s++; + } + + if (p_with_prefix) { + if (s[0] != '0' || s[1] != 'b') + return 0; + s += 2; + } + + int64_t binary = 0; + + while (*s) { + + CharType c = LOWERCASE(*s); + int64_t n; + if (c == '0' || c == '1') { + n = c - '0'; + } else { + return 0; + } + + binary *= 2; + binary += n; + s++; + } + + return binary * sign; +} + int String::to_int() const { if (length() == 0) @@ -3063,29 +3102,16 @@ String String::strip_edges(bool left, bool right) const { String String::strip_escapes() const { - int len = length(); - int beg = 0, end = len; - + String new_string; for (int i = 0; i < length(); i++) { - if (operator[](i) <= 31) - beg++; - else - break; - } - - for (int i = (int)(length() - 1); i >= 0; i--) { - - if (operator[](i) <= 31) - end--; - else - break; + // Escape characters on first page of the ASCII table, before 32 (Space). + if (operator[](i) < 32) + continue; + new_string += operator[](i); } - if (beg == 0 && end == len) - return *this; - - return substr(beg, end - beg); + return new_string; } String String::lstrip(const String &p_chars) const { |