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-rw-r--r--core/string/ustring.cpp575
1 files changed, 373 insertions, 202 deletions
diff --git a/core/string/ustring.cpp b/core/string/ustring.cpp
index a2b1e4c428..beefe54faf 100644
--- a/core/string/ustring.cpp
+++ b/core/string/ustring.cpp
@@ -323,7 +323,13 @@ void String::copy_from(const char *p_cstr) {
char32_t *dst = this->ptrw();
for (size_t i = 0; i <= len; i++) {
- dst[i] = p_cstr[i];
+ uint8_t c = p_cstr[i] >= 0 ? p_cstr[i] : uint8_t(256 + p_cstr[i]);
+ if (c == 0 && i < len) {
+ print_unicode_error("NUL character", true);
+ dst[i] = 0x20;
+ } else {
+ dst[i] = c;
+ }
}
}
@@ -350,7 +356,13 @@ void String::copy_from(const char *p_cstr, const int p_clip_to) {
char32_t *dst = this->ptrw();
for (int i = 0; i < len; i++) {
- dst[i] = p_cstr[i];
+ uint8_t c = p_cstr[i] >= 0 ? p_cstr[i] : uint8_t(256 + p_cstr[i]);
+ if (c == 0) {
+ print_unicode_error("NUL character", true);
+ dst[i] = 0x20;
+ } else {
+ dst[i] = c;
+ }
}
dst[len] = 0;
}
@@ -376,14 +388,21 @@ void String::copy_from(const wchar_t *p_cstr, const int p_clip_to) {
}
void String::copy_from(const char32_t &p_char) {
+ if (p_char == 0) {
+ print_unicode_error("NUL character", true);
+ return;
+ }
+ if ((p_char & 0xfffff800) == 0xd800) {
+ print_unicode_error(vformat("Unpaired surrogate (%x)", (uint32_t)p_char));
+ }
+ if (p_char > 0x10ffff) {
+ print_unicode_error(vformat("Invalid unicode codepoint (%x)", (uint32_t)p_char));
+ }
+
resize(2);
+
char32_t *dst = ptrw();
- if ((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff)) {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(p_char, 16) + ".");
- dst[0] = 0xfffd;
- } else {
- dst[0] = p_char;
- }
+ dst[0] = p_char;
dst[1] = 0;
}
@@ -437,12 +456,18 @@ void String::copy_from_unchecked(const char32_t *p_char, const int p_length) {
dst[p_length] = 0;
for (int i = 0; i < p_length; i++) {
- if ((p_char[i] >= 0xd800 && p_char[i] <= 0xdfff) || (p_char[i] > 0x10ffff)) {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(p_char[i], 16) + ".");
- dst[i] = 0xfffd;
- } else {
- dst[i] = p_char[i];
+ if (p_char[i] == 0) {
+ print_unicode_error("NUL character", true);
+ dst[i] = 0x20;
+ continue;
}
+ if ((p_char[i] & 0xfffff800) == 0xd800) {
+ print_unicode_error(vformat("Unpaired surrogate (%x)", (uint32_t)p_char[i]));
+ }
+ if (p_char[i] > 0x10ffff) {
+ print_unicode_error(vformat("Invalid unicode codepoint (%x)", (uint32_t)p_char[i]));
+ }
+ dst[i] = p_char[i];
}
}
@@ -481,7 +506,7 @@ String operator+(const wchar_t *p_chr, const String &p_str) {
// wchar_t is 16-bit
String tmp = String::utf16((const char16_t *)p_chr);
#else
- // wchar_t is 32-bi
+ // wchar_t is 32-bit
String tmp = (const char32_t *)p_chr;
#endif
tmp += p_str;
@@ -527,7 +552,13 @@ String &String::operator+=(const char *p_str) {
char32_t *dst = ptrw() + lhs_len;
for (size_t i = 0; i <= rhs_len; i++) {
- dst[i] = p_str[i];
+ uint8_t c = p_str[i] >= 0 ? p_str[i] : uint8_t(256 + p_str[i]);
+ if (c == 0 && i < rhs_len) {
+ print_unicode_error("NUL character", true);
+ dst[i] = 0x20;
+ } else {
+ dst[i] = c;
+ }
}
return *this;
@@ -550,15 +581,21 @@ String &String::operator+=(const char32_t *p_str) {
}
String &String::operator+=(char32_t p_char) {
+ if (p_char == 0) {
+ print_unicode_error("NUL character", true);
+ return *this;
+ }
+ if ((p_char & 0xfffff800) == 0xd800) {
+ print_unicode_error(vformat("Unpaired surrogate (%x)", (uint32_t)p_char));
+ }
+ if (p_char > 0x10ffff) {
+ print_unicode_error(vformat("Invalid unicode codepoint (%x)", (uint32_t)p_char));
+ }
+
const int lhs_len = length();
resize(lhs_len + 2);
char32_t *dst = ptrw();
- if ((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff)) {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(p_char, 16) + ".");
- dst[lhs_len] = 0xfffd;
- } else {
- dst[lhs_len] = p_char;
- }
+ dst[lhs_len] = p_char;
dst[lhs_len + 1] = 0;
return *this;
@@ -1583,6 +1620,14 @@ String String::hex_encode_buffer(const uint8_t *p_buffer, int p_len) {
return ret;
}
+void String::print_unicode_error(const String &p_message, bool p_critical) const {
+ if (p_critical) {
+ print_error(vformat("Unicode parsing error, some characters were replaced with spaces: %s", p_message));
+ } else {
+ print_error(vformat("Unicode parsing error: %s", p_message));
+ }
+}
+
CharString String::ascii(bool p_allow_extended) const {
if (!length()) {
return CharString();
@@ -1596,7 +1641,7 @@ CharString String::ascii(bool p_allow_extended) const {
if ((c <= 0x7f) || (c <= 0xff && p_allow_extended)) {
cs[i] = c;
} else {
- print_error("Unicode parsing error: Cannot represent " + num_int64(c, 16) + " as ASCII/Latin-1 character.");
+ print_unicode_error(vformat("Invalid unicode codepoint (%x), cannot represent as ASCII/Latin-1", (uint32_t)c));
cs[i] = 0x20;
}
}
@@ -1611,11 +1656,9 @@ String String::utf8(const char *p_utf8, int p_len) {
return ret;
}
-bool String::parse_utf8(const char *p_utf8, int p_len) {
-#define UNICERROR(m_err) print_error("Unicode parsing error: " + String(m_err) + ". Is the string valid UTF-8?");
-
+Error String::parse_utf8(const char *p_utf8, int p_len) {
if (!p_utf8) {
- return true;
+ return ERR_INVALID_DATA;
}
String aux;
@@ -1635,14 +1678,17 @@ bool String::parse_utf8(const char *p_utf8, int p_len) {
}
}
+ bool decode_error = false;
+ bool decode_failed = false;
{
const char *ptrtmp = p_utf8;
const char *ptrtmp_limit = &p_utf8[p_len];
int skip = 0;
+ uint8_t c_start = 0;
while (ptrtmp != ptrtmp_limit && *ptrtmp) {
- if (skip == 0) {
- uint8_t c = *ptrtmp >= 0 ? *ptrtmp : uint8_t(256 + *ptrtmp);
+ uint8_t c = *ptrtmp >= 0 ? *ptrtmp : uint8_t(256 + *ptrtmp);
+ if (skip == 0) {
/* Determine the number of characters in sequence */
if ((c & 0x80) == 0) {
skip = 0;
@@ -1652,20 +1698,34 @@ bool String::parse_utf8(const char *p_utf8, int p_len) {
skip = 2;
} else if ((c & 0xf8) == 0xf0) {
skip = 3;
+ } else if ((c & 0xfc) == 0xf8) {
+ skip = 4;
+ } else if ((c & 0xfe) == 0xfc) {
+ skip = 5;
} else {
- UNICERROR("invalid skip at " + num_int64(cstr_size));
- return true; //invalid utf8
+ skip = 0;
+ print_unicode_error(vformat("Invalid UTF-8 leading byte (%x)", c), true);
+ decode_failed = true;
}
+ c_start = c;
if (skip == 1 && (c & 0x1e) == 0) {
- UNICERROR("overlong rejected at " + num_int64(cstr_size));
- return true; //reject overlong
+ print_unicode_error(vformat("Overlong encoding (%x ...)", c));
+ decode_error = true;
}
-
str_size++;
-
} else {
- --skip;
+ if ((c_start == 0xe0 && skip == 2 && c < 0xa0) || (c_start == 0xf0 && skip == 3 && c < 0x90) || (c_start == 0xf8 && skip == 4 && c < 0x88) || (c_start == 0xfc && skip == 5 && c < 0x84)) {
+ print_unicode_error(vformat("Overlong encoding (%x %x ...)", c_start, c));
+ decode_error = true;
+ }
+ if (c < 0x80 || c > 0xbf) {
+ print_unicode_error(vformat("Invalid UTF-8 continuation byte (%x ... %x ...)", c_start, c), true);
+ decode_failed = true;
+ skip = 0;
+ } else {
+ --skip;
+ }
}
cstr_size++;
@@ -1673,80 +1733,91 @@ bool String::parse_utf8(const char *p_utf8, int p_len) {
}
if (skip) {
- UNICERROR("no space left");
- return true; //not enough space
+ print_unicode_error(vformat("Missing %d UTF-8 continuation byte(s)", skip), true);
+ decode_failed = true;
}
}
if (str_size == 0) {
clear();
- return false;
+ return OK; // empty string
}
resize(str_size + 1);
char32_t *dst = ptrw();
dst[str_size] = 0;
+ int skip = 0;
+ uint32_t unichar = 0;
while (cstr_size) {
- int len = 0;
-
- /* Determine the number of characters in sequence */
- if ((*p_utf8 & 0x80) == 0) {
- len = 1;
- } else if ((*p_utf8 & 0xe0) == 0xc0) {
- len = 2;
- } else if ((*p_utf8 & 0xf0) == 0xe0) {
- len = 3;
- } else if ((*p_utf8 & 0xf8) == 0xf0) {
- len = 4;
- } else {
- UNICERROR("invalid len");
- return true; //invalid UTF8
- }
-
- if (len > cstr_size) {
- UNICERROR("no space left");
- return true; //not enough space
- }
-
- if (len == 2 && (*p_utf8 & 0x1E) == 0) {
- UNICERROR("no space left");
- return true; //reject overlong
- }
-
- /* Convert the first character */
-
- uint32_t unichar = 0;
-
- if (len == 1) {
- unichar = *p_utf8;
+ uint8_t c = *p_utf8 >= 0 ? *p_utf8 : uint8_t(256 + *p_utf8);
+
+ if (skip == 0) {
+ /* Determine the number of characters in sequence */
+ if ((c & 0x80) == 0) {
+ *(dst++) = c;
+ unichar = 0;
+ skip = 0;
+ } else if ((c & 0xe0) == 0xc0) {
+ unichar = (0xff >> 3) & c;
+ skip = 1;
+ } else if ((c & 0xf0) == 0xe0) {
+ unichar = (0xff >> 4) & c;
+ skip = 2;
+ } else if ((c & 0xf8) == 0xf0) {
+ unichar = (0xff >> 5) & c;
+ skip = 3;
+ } else if ((c & 0xfc) == 0xf8) {
+ unichar = (0xff >> 6) & c;
+ skip = 4;
+ } else if ((c & 0xfe) == 0xfc) {
+ unichar = (0xff >> 7) & c;
+ skip = 5;
+ } else {
+ *(dst++) = 0x20;
+ unichar = 0;
+ skip = 0;
+ }
} else {
- unichar = (0xff >> (len + 1)) & *p_utf8;
-
- for (int i = 1; i < len; i++) {
- if ((p_utf8[i] & 0xc0) != 0x80) {
- UNICERROR("invalid utf8");
- return true; //invalid utf8
- }
- if (unichar == 0 && i == 2 && ((p_utf8[i] & 0x7f) >> (7 - len)) == 0) {
- UNICERROR("invalid utf8 overlong");
- return true; //no overlong
+ if (c < 0x80 || c > 0xbf) {
+ *(dst++) = 0x20;
+ skip = 0;
+ } else {
+ unichar = (unichar << 6) | (c & 0x3f);
+ --skip;
+ if (skip == 0) {
+ if (unichar == 0) {
+ print_unicode_error("NUL character", true);
+ decode_failed = true;
+ unichar = 0x20;
+ }
+ if ((unichar & 0xfffff800) == 0xd800) {
+ print_unicode_error(vformat("Unpaired surrogate (%x)", unichar));
+ decode_error = true;
+ }
+ if (unichar > 0x10ffff) {
+ print_unicode_error(vformat("Invalid unicode codepoint (%x)", unichar));
+ decode_error = true;
+ }
+ *(dst++) = unichar;
}
- unichar = (unichar << 6) | (p_utf8[i] & 0x3f);
}
}
- if (unichar >= 0xd800 && unichar <= 0xdfff) {
- UNICERROR("invalid code point");
- return CharString();
- }
- *(dst++) = unichar;
- cstr_size -= len;
- p_utf8 += len;
+ cstr_size--;
+ p_utf8++;
+ }
+ if (skip) {
+ *(dst++) = 0x20;
}
- return false;
-#undef UNICERROR
+ if (decode_failed) {
+ return ERR_INVALID_DATA;
+ } else if (decode_error) {
+ return ERR_PARSE_ERROR;
+ } else {
+ return OK;
+ }
}
CharString String::utf8() const {
@@ -1765,15 +1836,17 @@ CharString String::utf8() const {
fl += 2;
} else if (c <= 0xffff) { // 16 bits
fl += 3;
- } else if (c <= 0x0010ffff) { // 21 bits
+ } else if (c <= 0x001fffff) { // 21 bits
fl += 4;
+ } else if (c <= 0x03ffffff) { // 26 bits
+ fl += 5;
+ print_unicode_error(vformat("Invalid unicode codepoint (%x)", c));
+ } else if (c <= 0x7fffffff) { // 31 bits
+ fl += 6;
+ print_unicode_error(vformat("Invalid unicode codepoint (%x)", c));
} else {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(c, 16) + ".");
- return CharString();
- }
- if (c >= 0xd800 && c <= 0xdfff) {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(c, 16) + ".");
- return CharString();
+ fl += 1;
+ print_unicode_error(vformat("Invalid unicode codepoint (%x), cannot represent as UTF-8", c), true);
}
}
@@ -1799,11 +1872,26 @@ CharString String::utf8() const {
APPEND_CHAR(uint32_t(0xe0 | ((c >> 12) & 0x0f))); // Top 4 bits.
APPEND_CHAR(uint32_t(0x80 | ((c >> 6) & 0x3f))); // Middle 6 bits.
APPEND_CHAR(uint32_t(0x80 | (c & 0x3f))); // Bottom 6 bits.
- } else { // 21 bits
+ } else if (c <= 0x001fffff) { // 21 bits
APPEND_CHAR(uint32_t(0xf0 | ((c >> 18) & 0x07))); // Top 3 bits.
APPEND_CHAR(uint32_t(0x80 | ((c >> 12) & 0x3f))); // Upper middle 6 bits.
APPEND_CHAR(uint32_t(0x80 | ((c >> 6) & 0x3f))); // Lower middle 6 bits.
APPEND_CHAR(uint32_t(0x80 | (c & 0x3f))); // Bottom 6 bits.
+ } else if (c <= 0x03ffffff) { // 26 bits
+ APPEND_CHAR(uint32_t(0xf8 | ((c >> 24) & 0x03))); // Top 2 bits.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 18) & 0x3f))); // Upper middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 12) & 0x3f))); // middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 6) & 0x3f))); // Lower middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | (c & 0x3f))); // Bottom 6 bits.
+ } else if (c <= 0x7fffffff) { // 31 bits
+ APPEND_CHAR(uint32_t(0xfc | ((c >> 30) & 0x01))); // Top 1 bit.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 24) & 0x3f))); // Upper upper middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 18) & 0x3f))); // Lower upper middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 12) & 0x3f))); // Upper lower middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | ((c >> 6) & 0x3f))); // Lower lower middle 6 bits.
+ APPEND_CHAR(uint32_t(0x80 | (c & 0x3f))); // Bottom 6 bits.
+ } else {
+ APPEND_CHAR(0x20);
}
}
#undef APPEND_CHAR
@@ -1819,11 +1907,9 @@ String String::utf16(const char16_t *p_utf16, int p_len) {
return ret;
}
-bool String::parse_utf16(const char16_t *p_utf16, int p_len) {
-#define UNICERROR(m_err) print_error("Unicode parsing error: " + String(m_err) + ". Is the string valid UTF-16?");
-
+Error String::parse_utf16(const char16_t *p_utf16, int p_len) {
if (!p_utf16) {
- return true;
+ return ERR_INVALID_DATA;
}
String aux;
@@ -1850,80 +1936,90 @@ bool String::parse_utf16(const char16_t *p_utf16, int p_len) {
}
}
+ bool decode_error = false;
{
const char16_t *ptrtmp = p_utf16;
const char16_t *ptrtmp_limit = &p_utf16[p_len];
- int skip = 0;
+ uint32_t c_prev = 0;
+ bool skip = false;
while (ptrtmp != ptrtmp_limit && *ptrtmp) {
uint32_t c = (byteswap) ? BSWAP16(*ptrtmp) : *ptrtmp;
- if (skip == 0) {
- if ((c & 0xfffffc00) == 0xd800) {
- skip = 1; // lead surrogate
- } else if ((c & 0xfffffc00) == 0xdc00) {
- UNICERROR("invalid utf16 surrogate at " + num_int64(cstr_size));
- return true; // invalid UTF16
- } else {
- skip = 0;
+
+ if ((c & 0xfffffc00) == 0xd800) { // lead surrogate
+ if (skip) {
+ print_unicode_error(vformat("Unpaired lead surrogate (%x [trail?] %x)", c_prev, c));
+ decode_error = true;
}
- str_size++;
- } else {
- if ((c & 0xfffffc00) == 0xdc00) { // trail surrogate
- --skip;
+ skip = true;
+ } else if ((c & 0xfffffc00) == 0xdc00) { // trail surrogate
+ if (skip) {
+ str_size--;
} else {
- UNICERROR("invalid utf16 surrogate at " + num_int64(cstr_size));
- return true; // invalid UTF16
+ print_unicode_error(vformat("Unpaired trail surrogate (%x [lead?] %x)", c_prev, c));
+ decode_error = true;
}
+ skip = false;
+ } else {
+ skip = false;
}
+ c_prev = c;
+ str_size++;
cstr_size++;
ptrtmp++;
}
if (skip) {
- UNICERROR("no space left");
- return true; // not enough space
+ print_unicode_error(vformat("Unpaired lead surrogate (%x [eol])", c_prev));
+ decode_error = true;
}
}
if (str_size == 0) {
clear();
- return false;
+ return OK; // empty string
}
resize(str_size + 1);
char32_t *dst = ptrw();
dst[str_size] = 0;
+ bool skip = false;
+ uint32_t c_prev = 0;
while (cstr_size) {
- int len = 0;
uint32_t c = (byteswap) ? BSWAP16(*p_utf16) : *p_utf16;
- if ((c & 0xfffffc00) == 0xd800) {
- len = 2;
+ if ((c & 0xfffffc00) == 0xd800) { // lead surrogate
+ if (skip) {
+ *(dst++) = c_prev; // unpaired, store as is
+ }
+ skip = true;
+ } else if ((c & 0xfffffc00) == 0xdc00) { // trail surrogate
+ if (skip) {
+ *(dst++) = (c_prev << 10UL) + c - ((0xd800 << 10UL) + 0xdc00 - 0x10000); // decode pair
+ } else {
+ *(dst++) = c; // unpaired, store as is
+ }
+ skip = false;
} else {
- len = 1;
+ *(dst++) = c;
+ skip = false;
}
- if (len > cstr_size) {
- UNICERROR("no space left");
- return true; //not enough space
- }
-
- uint32_t unichar = 0;
- if (len == 1) {
- unichar = c;
- } else {
- uint32_t c2 = (byteswap) ? BSWAP16(p_utf16[1]) : p_utf16[1];
- unichar = (c << 10UL) + c2 - ((0xd800 << 10UL) + 0xdc00 - 0x10000);
- }
+ cstr_size--;
+ p_utf16++;
+ c_prev = c;
+ }
- *(dst++) = unichar;
- cstr_size -= len;
- p_utf16 += len;
+ if (skip) {
+ *(dst++) = c_prev;
}
- return false;
-#undef UNICERROR
+ if (decode_error) {
+ return ERR_PARSE_ERROR;
+ } else {
+ return OK;
+ }
}
Char16String String::utf16() const {
@@ -1938,15 +2034,14 @@ Char16String String::utf16() const {
uint32_t c = d[i];
if (c <= 0xffff) { // 16 bits.
fl += 1;
+ if ((c & 0xfffff800) == 0xd800) {
+ print_unicode_error(vformat("Unpaired surrogate (%x)", c));
+ }
} else if (c <= 0x10ffff) { // 32 bits.
fl += 2;
} else {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(c, 16) + ".");
- return Char16String();
- }
- if (c >= 0xd800 && c <= 0xdfff) {
- print_error("Unicode parsing error: Invalid unicode codepoint " + num_int64(c, 16) + ".");
- return Char16String();
+ print_unicode_error(vformat("Invalid unicode codepoint (%x), cannot represent as UTF-16", c), true);
+ fl += 1;
}
}
@@ -1965,9 +2060,11 @@ Char16String String::utf16() const {
if (c <= 0xffff) { // 16 bits.
APPEND_CHAR(c);
- } else { // 32 bits.
+ } else if (c <= 0x10ffff) { // 32 bits.
APPEND_CHAR(uint32_t((c >> 10) + 0xd7c0)); // lead surrogate.
APPEND_CHAR(uint32_t((c & 0x3ff) | 0xdc00)); // trail surrogate.
+ } else {
+ APPEND_CHAR(0x20);
}
}
#undef APPEND_CHAR
@@ -2039,7 +2136,7 @@ int64_t String::hex_to_int() const {
}
// Check for overflow/underflow, with special case to ensure INT64_MIN does not result in error
bool overflow = ((hex > INT64_MAX / 16) && (sign == 1 || (sign == -1 && hex != (INT64_MAX >> 4) + 1))) || (sign == -1 && hex == (INT64_MAX >> 4) + 1 && c > '0');
- ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + *this + " as 64-bit integer, provided value is " + (sign == 1 ? "too big." : "too small."));
+ ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + *this + " as a 64-bit signed integer, since the value is " + (sign == 1 ? "too large." : "too small."));
hex *= 16;
hex += n;
s++;
@@ -2078,7 +2175,7 @@ int64_t String::bin_to_int() const {
}
// Check for overflow/underflow, with special case to ensure INT64_MIN does not result in error
bool overflow = ((binary > INT64_MAX / 2) && (sign == 1 || (sign == -1 && binary != (INT64_MAX >> 1) + 1))) || (sign == -1 && binary == (INT64_MAX >> 1) + 1 && c > '0');
- ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + *this + " as 64-bit integer, provided value is " + (sign == 1 ? "too big." : "too small."));
+ ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + *this + " as a 64-bit signed integer, since the value is " + (sign == 1 ? "too large." : "too small."));
binary *= 2;
binary += n;
s++;
@@ -2101,7 +2198,7 @@ int64_t String::to_int() const {
char32_t c = operator[](i);
if (is_digit(c)) {
bool overflow = (integer > INT64_MAX / 10) || (integer == INT64_MAX / 10 && ((sign == 1 && c > '7') || (sign == -1 && c > '8')));
- ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + *this + " as 64-bit integer, provided value is " + (sign == 1 ? "too big." : "too small."));
+ ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + *this + " as a 64-bit signed integer, since the value is " + (sign == 1 ? "too large." : "too small."));
integer *= 10;
integer += c - '0';
@@ -2130,7 +2227,7 @@ int64_t String::to_int(const char *p_str, int p_len) {
char c = p_str[i];
if (is_digit(c)) {
bool overflow = (integer > INT64_MAX / 10) || (integer == INT64_MAX / 10 && ((sign == 1 && c > '7') || (sign == -1 && c > '8')));
- ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + String(p_str).substr(0, to) + " as integer, provided value is " + (sign == 1 ? "too big." : "too small."));
+ ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + String(p_str).substr(0, to) + " as a 64-bit signed integer, since the value is " + (sign == 1 ? "too large." : "too small."));
integer *= 10;
integer += c - '0';
@@ -2161,7 +2258,7 @@ int64_t String::to_int(const wchar_t *p_str, int p_len) {
wchar_t c = p_str[i];
if (is_digit(c)) {
bool overflow = (integer > INT64_MAX / 10) || (integer == INT64_MAX / 10 && ((sign == 1 && c > '7') || (sign == -1 && c > '8')));
- ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + String(p_str).substr(0, to) + " as integer, provided value is " + (sign == 1 ? "too big." : "too small."));
+ ERR_FAIL_COND_V_MSG(overflow, sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + String(p_str).substr(0, to) + " as a 64-bit signed integer, since the value is " + (sign == 1 ? "too large." : "too small."));
integer *= 10;
integer += c - '0';
@@ -2483,7 +2580,7 @@ int64_t String::to_int(const char32_t *p_str, int p_len, bool p_clamp) {
return INT64_MIN;
}
} else {
- ERR_FAIL_V_MSG(sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + number + " as integer, provided value is " + (sign == 1 ? "too big." : "too small."));
+ ERR_FAIL_V_MSG(sign == 1 ? INT64_MAX : INT64_MIN, "Cannot represent " + number + " as a 64-bit signed integer, since the value is " + (sign == 1 ? "too large." : "too small."));
}
}
integer *= 10;
@@ -3359,36 +3456,36 @@ String String::repeat(int p_count) const {
return new_string;
}
-String String::left(int p_pos) const {
- if (p_pos < 0) {
- p_pos = length() + p_pos;
+String String::left(int p_len) const {
+ if (p_len < 0) {
+ p_len = length() + p_len;
}
- if (p_pos <= 0) {
+ if (p_len <= 0) {
return "";
}
- if (p_pos >= length()) {
+ if (p_len >= length()) {
return *this;
}
- return substr(0, p_pos);
+ return substr(0, p_len);
}
-String String::right(int p_pos) const {
- if (p_pos < 0) {
- p_pos = length() + p_pos;
+String String::right(int p_len) const {
+ if (p_len < 0) {
+ p_len = length() + p_len;
}
- if (p_pos <= 0) {
+ if (p_len <= 0) {
return "";
}
- if (p_pos >= length()) {
+ if (p_len >= length()) {
return *this;
}
- return substr(length() - p_pos);
+ return substr(length() - p_len);
}
char32_t String::unicode_at(int p_idx) const {
@@ -3655,6 +3752,31 @@ bool String::is_absolute_path() const {
}
}
+static _FORCE_INLINE_ bool _is_valid_identifier_bit(int p_index, char32_t p_char) {
+ if (p_index == 0 && is_digit(p_char)) {
+ return false; // No start with number plz.
+ }
+ return is_ascii_identifier_char(p_char);
+}
+
+String String::validate_identifier() const {
+ if (is_empty()) {
+ return "_"; // Empty string is not a valid identifier;
+ }
+
+ String result = *this;
+ int len = result.length();
+ char32_t *buffer = result.ptrw();
+
+ for (int i = 0; i < len; i++) {
+ if (!_is_valid_identifier_bit(i, buffer[i])) {
+ buffer[i] = '_';
+ }
+ }
+
+ return result;
+}
+
bool String::is_valid_identifier() const {
int len = length();
@@ -3665,15 +3787,7 @@ bool String::is_valid_identifier() const {
const char32_t *str = &operator[](0);
for (int i = 0; i < len; i++) {
- if (i == 0) {
- if (is_digit(str[0])) {
- return false; // no start with number plz
- }
- }
-
- bool valid_char = is_ascii_identifier_char(str[i]);
-
- if (!valid_char) {
+ if (!_is_valid_identifier_bit(i, str[i])) {
return false;
}
}
@@ -3695,18 +3809,15 @@ String String::uri_encode() const {
const CharString temp = utf8();
String res;
for (int i = 0; i < temp.length(); ++i) {
- char ord = temp[i];
+ uint8_t ord = temp[i];
if (ord == '.' || ord == '-' || ord == '~' || is_ascii_identifier_char(ord)) {
res += ord;
} else {
- char h_Val[3];
-#if defined(__GNUC__) || defined(_MSC_VER)
- snprintf(h_Val, 3, "%02hhX", ord);
-#else
- sprintf(h_Val, "%02hhX", ord);
-#endif
- res += "%";
- res += h_Val;
+ char p[4] = { '%', 0, 0, 0 };
+ static const char hex[16] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
+ p[1] = hex[ord >> 4];
+ p[2] = hex[ord & 0xF];
+ res += p;
}
}
return res;
@@ -4427,7 +4538,7 @@ String String::sprintf(const Array &values, bool *error) const {
int min_chars = 0;
int min_decimals = 0;
bool in_decimals = false;
- bool pad_with_zeroes = false;
+ bool pad_with_zeros = false;
bool left_justified = false;
bool show_sign = false;
@@ -4480,7 +4591,7 @@ String String::sprintf(const Array &values, bool *error) const {
// Padding.
int pad_chars_count = (value < 0 || show_sign) ? min_chars - 1 : min_chars;
- String pad_char = pad_with_zeroes ? String("0") : String(" ");
+ String pad_char = pad_with_zeros ? String("0") : String(" ");
if (left_justified) {
str = str.rpad(pad_chars_count, pad_char);
} else {
@@ -4488,10 +4599,13 @@ String String::sprintf(const Array &values, bool *error) const {
}
// Sign.
- if (show_sign && value >= 0) {
- str = str.insert(pad_with_zeroes ? 0 : str.length() - number_len, "+");
- } else if (value < 0) {
- str = str.insert(pad_with_zeroes ? 0 : str.length() - number_len, "-");
+ if (show_sign || value < 0) {
+ String sign_char = value < 0 ? "-" : "+";
+ if (left_justified) {
+ str = str.insert(0, sign_char);
+ } else {
+ str = str.insert(pad_with_zeros ? 0 : str.length() - number_len, sign_char);
+ }
}
formatted += str;
@@ -4520,13 +4634,9 @@ String String::sprintf(const Array &values, bool *error) const {
// Padding. Leave room for sign later if required.
int pad_chars_count = (is_negative || show_sign) ? min_chars - 1 : min_chars;
- String pad_char = pad_with_zeroes ? String("0") : String(" ");
+ String pad_char = pad_with_zeros ? String("0") : String(" ");
if (left_justified) {
- if (pad_with_zeroes) {
- return "left justification cannot be used with zeros as the padding";
- } else {
- str = str.rpad(pad_chars_count, pad_char);
- }
+ str = str.rpad(pad_chars_count, pad_char);
} else {
str = str.lpad(pad_chars_count, pad_char);
}
@@ -4537,7 +4647,7 @@ String String::sprintf(const Array &values, bool *error) const {
if (left_justified) {
str = str.insert(0, sign_char);
} else {
- str = str.insert(pad_with_zeroes ? 0 : str.length() - initial_len, sign_char);
+ str = str.insert(pad_with_zeros ? 0 : str.length() - initial_len, sign_char);
}
}
@@ -4626,7 +4736,11 @@ String String::sprintf(const Array &values, bool *error) const {
min_decimals += n;
} else {
if (c == '0' && min_chars == 0) {
- pad_with_zeroes = true;
+ if (left_justified) {
+ WARN_PRINT("'0' flag ignored with '-' flag in string format");
+ } else {
+ pad_with_zeros = true;
+ }
} else {
min_chars *= 10;
min_chars += n;
@@ -4675,7 +4789,7 @@ String String::sprintf(const Array &values, bool *error) const {
// Back to defaults:
min_chars = 0;
min_decimals = 6;
- pad_with_zeroes = false;
+ pad_with_zeros = false;
left_justified = false;
show_sign = false;
in_decimals = false;
@@ -4776,6 +4890,17 @@ Vector<uint8_t> String::to_utf32_buffer() const {
}
#ifdef TOOLS_ENABLED
+/**
+ * "Tools TRanslate". Performs string replacement for internationalization
+ * within the editor. A translation context can optionally be specified to
+ * disambiguate between identical source strings in translations. When
+ * placeholders are desired, use `vformat(TTR("Example: %s"), some_string)`.
+ * If a string mentions a quantity (and may therefore need a dynamic plural form),
+ * use `TTRN()` instead of `TTR()`.
+ *
+ * NOTE: Only use `TTR()` in editor-only code (typically within the `editor/` folder).
+ * For translations that can be supplied by exported projects, use `RTR()` instead.
+ */
String TTR(const String &p_text, const String &p_context) {
if (TranslationServer::get_singleton()) {
return TranslationServer::get_singleton()->tool_translate(p_text, p_context);
@@ -4784,6 +4909,18 @@ String TTR(const String &p_text, const String &p_context) {
return p_text;
}
+/**
+ * "Tools TRanslate for N items". Performs string replacement for
+ * internationalization within the editor. A translation context can optionally
+ * be specified to disambiguate between identical source strings in
+ * translations. Use `TTR()` if the string doesn't need dynamic plural form.
+ * When placeholders are desired, use
+ * `vformat(TTRN("%d item", "%d items", some_integer), some_integer)`.
+ * The placeholder must be present in both strings to avoid run-time warnings in `vformat()`.
+ *
+ * NOTE: Only use `TTRN()` in editor-only code (typically within the `editor/` folder).
+ * For translations that can be supplied by exported projects, use `RTRN()` instead.
+ */
String TTRN(const String &p_text, const String &p_text_plural, int p_n, const String &p_context) {
if (TranslationServer::get_singleton()) {
return TranslationServer::get_singleton()->tool_translate_plural(p_text, p_text_plural, p_n, p_context);
@@ -4796,9 +4933,10 @@ String TTRN(const String &p_text, const String &p_text_plural, int p_n, const St
return p_text_plural;
}
-/* DTR and DTRN are used for the documentation, handling descriptions extracted
- * from the XML.
- * They also replace `$DOCS_URL` with the actual URL to the documentation's branch,
+/**
+ * "Docs TRanslate". Used for the editor class reference documentation,
+ * handling descriptions extracted from the XML.
+ * It also replaces `$DOCS_URL` with the actual URL to the documentation's branch,
* to allow dehardcoding it in the XML and doing proper substitutions everywhere.
*/
String DTR(const String &p_text, const String &p_context) {
@@ -4812,6 +4950,12 @@ String DTR(const String &p_text, const String &p_context) {
return text.replace("$DOCS_URL", VERSION_DOCS_URL);
}
+/**
+ * "Docs TRanslate for N items". Used for the editor class reference documentation
+ * (with support for plurals), handling descriptions extracted from the XML.
+ * It also replaces `$DOCS_URL` with the actual URL to the documentation's branch,
+ * to allow dehardcoding it in the XML and doing proper substitutions everywhere.
+ */
String DTRN(const String &p_text, const String &p_text_plural, int p_n, const String &p_context) {
const String text = p_text.dedent().strip_edges();
const String text_plural = p_text_plural.dedent().strip_edges();
@@ -4828,6 +4972,19 @@ String DTRN(const String &p_text, const String &p_text_plural, int p_n, const St
}
#endif
+/**
+ * "Run-time TRanslate". Performs string replacement for internationalization
+ * within a running project. The translation string must be supplied by the
+ * project, as Godot does not provide built-in translations for `RTR()` strings
+ * to keep binary size low. A translation context can optionally be specified to
+ * disambiguate between identical source strings in translations. When
+ * placeholders are desired, use `vformat(RTR("Example: %s"), some_string)`.
+ * If a string mentions a quantity (and may therefore need a dynamic plural form),
+ * use `RTRN()` instead of `RTR()`.
+ *
+ * NOTE: Do not use `RTR()` in editor-only code (typically within the `editor/`
+ * folder). For editor translations, use `TTR()` instead.
+ */
String RTR(const String &p_text, const String &p_context) {
if (TranslationServer::get_singleton()) {
String rtr = TranslationServer::get_singleton()->tool_translate(p_text, p_context);
@@ -4841,6 +4998,20 @@ String RTR(const String &p_text, const String &p_context) {
return p_text;
}
+/**
+ * "Run-time TRanslate for N items". Performs string replacement for
+ * internationalization within a running project. The translation string must be
+ * supplied by the project, as Godot does not provide built-in translations for
+ * `RTRN()` strings to keep binary size low. A translation context can
+ * optionally be specified to disambiguate between identical source strings in
+ * translations. Use `RTR()` if the string doesn't need dynamic plural form.
+ * When placeholders are desired, use
+ * `vformat(RTRN("%d item", "%d items", some_integer), some_integer)`.
+ * The placeholder must be present in both strings to avoid run-time warnings in `vformat()`.
+ *
+ * NOTE: Do not use `RTRN()` in editor-only code (typically within the `editor/`
+ * folder). For editor translations, use `TTRN()` instead.
+ */
String RTRN(const String &p_text, const String &p_text_plural, int p_n, const String &p_context) {
if (TranslationServer::get_singleton()) {
String rtr = TranslationServer::get_singleton()->tool_translate_plural(p_text, p_text_plural, p_n, p_context);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-16 08:49:35 +0000