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Merge pull request #47500 from briansemrau/nan-inf-tscn-parsing-bug-3.x

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Rémi Verschelde 2021-10-05 20:00:05 +02:00 committed by GitHub
commit c637588214
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1 changed files with 53 additions and 21 deletions
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70
core/variant_parser.cpp
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@ -87,6 +87,17 @@ const char *VariantParser::tk_name[TK_MAX] = {
"ERROR" "ERROR"
}; };
static double stor_fix(const String &p_str) {
if (p_str == "inf") {
return Math_INF;
} else if (p_str == "inf_neg") {
return -Math_INF;
} else if (p_str == "nan") {
return Math_NAN;
}
return -1;
}
Error VariantParser::get_token(Stream *p_stream, Token &r_token, int &line, String &r_err_str) { Error VariantParser::get_token(Stream *p_stream, Token &r_token, int &line, String &r_err_str) {
while (true) { while (true) {
CharType cchar; CharType cchar;
@ -451,9 +462,20 @@ Error VariantParser::_parse_construct(Stream *p_stream, Vector<T> &r_construct,
if (first && token.type == TK_PARENTHESIS_CLOSE) { if (first && token.type == TK_PARENTHESIS_CLOSE) {
break; break;
} else if (token.type != TK_NUMBER) { } else if (token.type != TK_NUMBER) {
bool valid = false;
if (token.type == TK_IDENTIFIER) {
double real = stor_fix(token.value);
if (real != -1) {
token.type = TK_NUMBER;
token.value = real;
valid = true;
}
}
if (!valid) {
r_err_str = "Expected float in constructor"; r_err_str = "Expected float in constructor";
return ERR_PARSE_ERROR; return ERR_PARSE_ERROR;
} }
}
r_construct.push_back(token.value); r_construct.push_back(token.value);
first = false; first = false;
@ -489,6 +511,8 @@ Error VariantParser::parse_value(Token &token, Variant &value, Stream *p_stream,
value = Variant(); value = Variant();
} else if (id == "inf") { } else if (id == "inf") {
value = Math_INF; value = Math_INF;
} else if (id == "inf_neg") {
value = -Math_INF;
} else if (id == "nan") { } else if (id == "nan") {
value = Math_NAN; value = Math_NAN;
} else if (id == "Vector2") { } else if (id == "Vector2") {
@ -1494,11 +1518,19 @@ Error VariantParser::parse(Stream *p_stream, Variant &r_ret, String &r_err_str,
////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////////
static String rtosfix(double p_value) { static String rtos_fix(double p_value) {
if (p_value == 0.0) { if (p_value == 0.0) {
return "0"; //avoid negative zero (-0) being written, which may annoy git, svn, etc. for changes when they don't exist. return "0"; //avoid negative zero (-0) being written, which may annoy git, svn, etc. for changes when they don't exist.
} else if (isnan(p_value)) {
return "nan";
} else if (isinf(p_value)) {
if (p_value > 0) {
return "inf";
} else {
return "inf_neg";
}
} else { } else {
return rtoss(p_value); return rtoss(p_value);
} }
@ -1516,8 +1548,8 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
p_store_string_func(p_store_string_ud, itos(p_variant.operator int64_t())); p_store_string_func(p_store_string_ud, itos(p_variant.operator int64_t()));
} break; } break;
case Variant::REAL: { case Variant::REAL: {
String s = rtosfix(p_variant.operator real_t()); String s = rtos_fix(p_variant.operator real_t());
if (s != "inf" && s != "nan") { if (s != "inf" && s != "inf_neg" && s != "nan") {
if (s.find(".") == -1 && s.find("e") == -1) { if (s.find(".") == -1 && s.find("e") == -1) {
s += ".0"; s += ".0";
} }
@ -1532,30 +1564,30 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
} break; } break;
case Variant::VECTOR2: { case Variant::VECTOR2: {
Vector2 v = p_variant; Vector2 v = p_variant;
p_store_string_func(p_store_string_ud, "Vector2( " + rtosfix(v.x) + ", " + rtosfix(v.y) + " )"); p_store_string_func(p_store_string_ud, "Vector2( " + rtos_fix(v.x) + ", " + rtos_fix(v.y) + " )");
} break; } break;
case Variant::RECT2: { case Variant::RECT2: {
Rect2 aabb = p_variant; Rect2 aabb = p_variant;
p_store_string_func(p_store_string_ud, "Rect2( " + rtosfix(aabb.position.x) + ", " + rtosfix(aabb.position.y) + ", " + rtosfix(aabb.size.x) + ", " + rtosfix(aabb.size.y) + " )"); p_store_string_func(p_store_string_ud, "Rect2( " + rtos_fix(aabb.position.x) + ", " + rtos_fix(aabb.position.y) + ", " + rtos_fix(aabb.size.x) + ", " + rtos_fix(aabb.size.y) + " )");
} break; } break;
case Variant::VECTOR3: { case Variant::VECTOR3: {
Vector3 v = p_variant; Vector3 v = p_variant;
p_store_string_func(p_store_string_ud, "Vector3( " + rtosfix(v.x) + ", " + rtosfix(v.y) + ", " + rtosfix(v.z) + " )"); p_store_string_func(p_store_string_ud, "Vector3( " + rtos_fix(v.x) + ", " + rtos_fix(v.y) + ", " + rtos_fix(v.z) + " )");
} break; } break;
case Variant::PLANE: { case Variant::PLANE: {
Plane p = p_variant; Plane p = p_variant;
p_store_string_func(p_store_string_ud, "Plane( " + rtosfix(p.normal.x) + ", " + rtosfix(p.normal.y) + ", " + rtosfix(p.normal.z) + ", " + rtosfix(p.d) + " )"); p_store_string_func(p_store_string_ud, "Plane( " + rtos_fix(p.normal.x) + ", " + rtos_fix(p.normal.y) + ", " + rtos_fix(p.normal.z) + ", " + rtos_fix(p.d) + " )");
} break; } break;
case Variant::AABB: { case Variant::AABB: {
AABB aabb = p_variant; AABB aabb = p_variant;
p_store_string_func(p_store_string_ud, "AABB( " + rtosfix(aabb.position.x) + ", " + rtosfix(aabb.position.y) + ", " + rtosfix(aabb.position.z) + ", " + rtosfix(aabb.size.x) + ", " + rtosfix(aabb.size.y) + ", " + rtosfix(aabb.size.z) + " )"); p_store_string_func(p_store_string_ud, "AABB( " + rtos_fix(aabb.position.x) + ", " + rtos_fix(aabb.position.y) + ", " + rtos_fix(aabb.position.z) + ", " + rtos_fix(aabb.size.x) + ", " + rtos_fix(aabb.size.y) + ", " + rtos_fix(aabb.size.z) + " )");
} break; } break;
case Variant::QUAT: { case Variant::QUAT: {
Quat quat = p_variant; Quat quat = p_variant;
p_store_string_func(p_store_string_ud, "Quat( " + rtosfix(quat.x) + ", " + rtosfix(quat.y) + ", " + rtosfix(quat.z) + ", " + rtosfix(quat.w) + " )"); p_store_string_func(p_store_string_ud, "Quat( " + rtos_fix(quat.x) + ", " + rtos_fix(quat.y) + ", " + rtos_fix(quat.z) + ", " + rtos_fix(quat.w) + " )");
} break; } break;
case Variant::TRANSFORM2D: { case Variant::TRANSFORM2D: {
@ -1566,7 +1598,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
if (i != 0 || j != 0) { if (i != 0 || j != 0) {
s += ", "; s += ", ";
} }
s += rtosfix(m3.elements[i][j]); s += rtos_fix(m3.elements[i][j]);
} }
} }
@ -1581,7 +1613,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
if (i != 0 || j != 0) { if (i != 0 || j != 0) {
s += ", "; s += ", ";
} }
s += rtosfix(m3.elements[i][j]); s += rtos_fix(m3.elements[i][j]);
} }
} }
@ -1597,11 +1629,11 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
if (i != 0 || j != 0) { if (i != 0 || j != 0) {
s += ", "; s += ", ";
} }
s += rtosfix(m3.elements[i][j]); s += rtos_fix(m3.elements[i][j]);
} }
} }
s = s + ", " + rtosfix(t.origin.x) + ", " + rtosfix(t.origin.y) + ", " + rtosfix(t.origin.z); s = s + ", " + rtos_fix(t.origin.x) + ", " + rtos_fix(t.origin.y) + ", " + rtos_fix(t.origin.z);
p_store_string_func(p_store_string_ud, s + " )"); p_store_string_func(p_store_string_ud, s + " )");
} break; } break;
@ -1609,7 +1641,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
// misc types // misc types
case Variant::COLOR: { case Variant::COLOR: {
Color c = p_variant; Color c = p_variant;
p_store_string_func(p_store_string_ud, "Color( " + rtosfix(c.r) + ", " + rtosfix(c.g) + ", " + rtosfix(c.b) + ", " + rtosfix(c.a) + " )"); p_store_string_func(p_store_string_ud, "Color( " + rtos_fix(c.r) + ", " + rtos_fix(c.g) + ", " + rtos_fix(c.b) + ", " + rtos_fix(c.a) + " )");
} break; } break;
case Variant::NODE_PATH: { case Variant::NODE_PATH: {
@ -1765,7 +1797,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
if (i > 0) { if (i > 0) {
p_store_string_func(p_store_string_ud, ", "); p_store_string_func(p_store_string_ud, ", ");
} }
p_store_string_func(p_store_string_ud, rtosfix(ptr[i])); p_store_string_func(p_store_string_ud, rtos_fix(ptr[i]));
} }
p_store_string_func(p_store_string_ud, " )"); p_store_string_func(p_store_string_ud, " )");
@ -1802,7 +1834,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
if (i > 0) { if (i > 0) {
p_store_string_func(p_store_string_ud, ", "); p_store_string_func(p_store_string_ud, ", ");
} }
p_store_string_func(p_store_string_ud, rtosfix(ptr[i].x) + ", " + rtosfix(ptr[i].y)); p_store_string_func(p_store_string_ud, rtos_fix(ptr[i].x) + ", " + rtos_fix(ptr[i].y));
} }
p_store_string_func(p_store_string_ud, " )"); p_store_string_func(p_store_string_ud, " )");
@ -1819,7 +1851,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
if (i > 0) { if (i > 0) {
p_store_string_func(p_store_string_ud, ", "); p_store_string_func(p_store_string_ud, ", ");
} }
p_store_string_func(p_store_string_ud, rtosfix(ptr[i].x) + ", " + rtosfix(ptr[i].y) + ", " + rtosfix(ptr[i].z)); p_store_string_func(p_store_string_ud, rtos_fix(ptr[i].x) + ", " + rtos_fix(ptr[i].y) + ", " + rtos_fix(ptr[i].z));
} }
p_store_string_func(p_store_string_ud, " )"); p_store_string_func(p_store_string_ud, " )");
@ -1838,7 +1870,7 @@ Error VariantWriter::write(const Variant &p_variant, StoreStringFunc p_store_str
p_store_string_func(p_store_string_ud, ", "); p_store_string_func(p_store_string_ud, ", ");
} }
p_store_string_func(p_store_string_ud, rtosfix(ptr[i].r) + ", " + rtosfix(ptr[i].g) + ", " + rtosfix(ptr[i].b) + ", " + rtosfix(ptr[i].a)); p_store_string_func(p_store_string_ud, rtos_fix(ptr[i].r) + ", " + rtos_fix(ptr[i].g) + ", " + rtos_fix(ptr[i].b) + ", " + rtos_fix(ptr[i].a));
} }
p_store_string_func(p_store_string_ud, " )"); p_store_string_func(p_store_string_ud, " )");