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Diffstat (limited to 'core/math/expression.cpp')
-rw-r--r--core/math/expression.cpp82
1 files changed, 49 insertions, 33 deletions
diff --git a/core/math/expression.cpp b/core/math/expression.cpp
index 9dd1257474..e230b69dc9 100644
--- a/core/math/expression.cpp
+++ b/core/math/expression.cpp
@@ -155,7 +155,12 @@ Error Expression::_get_token(Token &r_token) {
return OK;
}
case '*': {
- r_token.type = TK_OP_MUL;
+ if (expression[str_ofs] == '*') {
+ r_token.type = TK_OP_POW;
+ str_ofs++;
+ } else {
+ r_token.type = TK_OP_MUL;
+ }
return OK;
}
case '%': {
@@ -542,6 +547,7 @@ const char *Expression::token_name[TK_MAX] = {
"OP MUL",
"OP DIV",
"OP MOD",
+ "OP POW",
"OP SHIFT LEFT",
"OP SHIFT RIGHT",
"OP BIT AND",
@@ -885,7 +891,7 @@ Expression::ENode *Expression::_parse_expression() {
case TK_PERIOD: {
//named indexing or function call
_get_token(tk);
- if (tk.type != TK_IDENTIFIER) {
+ if (tk.type != TK_IDENTIFIER && tk.type != TK_BUILTIN_FUNC) {
_set_error("Expected identifier after '.'");
return nullptr;
}
@@ -1013,6 +1019,9 @@ Expression::ENode *Expression::_parse_expression() {
case TK_OP_MOD:
op = Variant::OP_MODULE;
break;
+ case TK_OP_POW:
+ op = Variant::OP_POWER;
+ break;
case TK_OP_SHIFT_LEFT:
op = Variant::OP_SHIFT_LEFT;
break;
@@ -1066,35 +1075,38 @@ Expression::ENode *Expression::_parse_expression() {
bool unary = false;
switch (expression[i].op) {
- case Variant::OP_BIT_NEGATE:
+ case Variant::OP_POWER:
priority = 0;
+ break;
+ case Variant::OP_BIT_NEGATE:
+ priority = 1;
unary = true;
break;
case Variant::OP_NEGATE:
- priority = 1;
+ priority = 2;
unary = true;
break;
case Variant::OP_MULTIPLY:
case Variant::OP_DIVIDE:
case Variant::OP_MODULE:
- priority = 2;
+ priority = 3;
break;
case Variant::OP_ADD:
case Variant::OP_SUBTRACT:
- priority = 3;
+ priority = 4;
break;
case Variant::OP_SHIFT_LEFT:
case Variant::OP_SHIFT_RIGHT:
- priority = 4;
+ priority = 5;
break;
case Variant::OP_BIT_AND:
- priority = 5;
+ priority = 6;
break;
case Variant::OP_BIT_XOR:
- priority = 6;
+ priority = 7;
break;
case Variant::OP_BIT_OR:
- priority = 7;
+ priority = 8;
break;
case Variant::OP_LESS:
case Variant::OP_LESS_EQUAL:
@@ -1102,20 +1114,20 @@ Expression::ENode *Expression::_parse_expression() {
case Variant::OP_GREATER_EQUAL:
case Variant::OP_EQUAL:
case Variant::OP_NOT_EQUAL:
- priority = 8;
+ priority = 9;
break;
case Variant::OP_IN:
- priority = 10;
+ priority = 11;
break;
case Variant::OP_NOT:
- priority = 11;
+ priority = 12;
unary = true;
break;
case Variant::OP_AND:
- priority = 12;
+ priority = 13;
break;
case Variant::OP_OR:
- priority = 13;
+ priority = 14;
break;
default: {
_set_error("Parser bug, invalid operator in expression: " + itos(expression[i].op));
@@ -1228,12 +1240,12 @@ bool Expression::_compile_expression() {
return false;
}
-bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression::ENode *p_node, Variant &r_ret, String &r_error_str) {
+bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression::ENode *p_node, Variant &r_ret, bool p_const_calls_only, String &r_error_str) {
switch (p_node->type) {
case Expression::ENode::TYPE_INPUT: {
const Expression::InputNode *in = static_cast<const Expression::InputNode *>(p_node);
if (in->index < 0 || in->index >= p_inputs.size()) {
- r_error_str = vformat(RTR("Invalid input %i (not passed) in expression"), in->index);
+ r_error_str = vformat(RTR("Invalid input %d (not passed) in expression"), in->index);
return true;
}
r_ret = p_inputs[in->index];
@@ -1254,7 +1266,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
const Expression::OperatorNode *op = static_cast<const Expression::OperatorNode *>(p_node);
Variant a;
- bool ret = _execute(p_inputs, p_instance, op->nodes[0], a, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, op->nodes[0], a, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
@@ -1262,7 +1274,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
Variant b;
if (op->nodes[1]) {
- ret = _execute(p_inputs, p_instance, op->nodes[1], b, r_error_str);
+ ret = _execute(p_inputs, p_instance, op->nodes[1], b, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
@@ -1280,14 +1292,14 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
const Expression::IndexNode *index = static_cast<const Expression::IndexNode *>(p_node);
Variant base;
- bool ret = _execute(p_inputs, p_instance, index->base, base, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, index->base, base, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
Variant idx;
- ret = _execute(p_inputs, p_instance, index->index, idx, r_error_str);
+ ret = _execute(p_inputs, p_instance, index->index, idx, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
@@ -1304,7 +1316,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
const Expression::NamedIndexNode *index = static_cast<const Expression::NamedIndexNode *>(p_node);
Variant base;
- bool ret = _execute(p_inputs, p_instance, index->base, base, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, index->base, base, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
@@ -1324,7 +1336,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
arr.resize(array->array.size());
for (int i = 0; i < array->array.size(); i++) {
Variant value;
- bool ret = _execute(p_inputs, p_instance, array->array[i], value, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, array->array[i], value, p_const_calls_only, r_error_str);
if (ret) {
return true;
@@ -1341,14 +1353,14 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
Dictionary d;
for (int i = 0; i < dictionary->dict.size(); i += 2) {
Variant key;
- bool ret = _execute(p_inputs, p_instance, dictionary->dict[i + 0], key, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, dictionary->dict[i + 0], key, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
Variant value;
- ret = _execute(p_inputs, p_instance, dictionary->dict[i + 1], value, r_error_str);
+ ret = _execute(p_inputs, p_instance, dictionary->dict[i + 1], value, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
@@ -1368,7 +1380,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
for (int i = 0; i < constructor->arguments.size(); i++) {
Variant value;
- bool ret = _execute(p_inputs, p_instance, constructor->arguments[i], value, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, constructor->arguments[i], value, p_const_calls_only, r_error_str);
if (ret) {
return true;
@@ -1396,7 +1408,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
for (int i = 0; i < bifunc->arguments.size(); i++) {
Variant value;
- bool ret = _execute(p_inputs, p_instance, bifunc->arguments[i], value, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, bifunc->arguments[i], value, p_const_calls_only, r_error_str);
if (ret) {
return true;
}
@@ -1417,7 +1429,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
const Expression::CallNode *call = static_cast<const Expression::CallNode *>(p_node);
Variant base;
- bool ret = _execute(p_inputs, p_instance, call->base, base, r_error_str);
+ bool ret = _execute(p_inputs, p_instance, call->base, base, p_const_calls_only, r_error_str);
if (ret) {
return true;
@@ -1430,7 +1442,7 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
for (int i = 0; i < call->arguments.size(); i++) {
Variant value;
- ret = _execute(p_inputs, p_instance, call->arguments[i], value, r_error_str);
+ ret = _execute(p_inputs, p_instance, call->arguments[i], value, p_const_calls_only, r_error_str);
if (ret) {
return true;
@@ -1440,7 +1452,11 @@ bool Expression::_execute(const Array &p_inputs, Object *p_instance, Expression:
}
Callable::CallError ce;
- base.callp(call->method, (const Variant **)argp.ptr(), argp.size(), r_ret, ce);
+ if (p_const_calls_only) {
+ base.call_const(call->method, (const Variant **)argp.ptr(), argp.size(), r_ret, ce);
+ } else {
+ base.callp(call->method, (const Variant **)argp.ptr(), argp.size(), r_ret, ce);
+ }
if (ce.error != Callable::CallError::CALL_OK) {
r_error_str = vformat(RTR("On call to '%s':"), String(call->method));
@@ -1479,13 +1495,13 @@ Error Expression::parse(const String &p_expression, const Vector<String> &p_inpu
return OK;
}
-Variant Expression::execute(Array p_inputs, Object *p_base, bool p_show_error) {
+Variant Expression::execute(Array p_inputs, Object *p_base, bool p_show_error, bool p_const_calls_only) {
ERR_FAIL_COND_V_MSG(error_set, Variant(), "There was previously a parse error: " + error_str + ".");
execution_error = false;
Variant output;
String error_txt;
- bool err = _execute(p_inputs, p_base, root, output, error_txt);
+ bool err = _execute(p_inputs, p_base, root, output, p_const_calls_only, error_txt);
if (err) {
execution_error = true;
error_str = error_txt;
@@ -1505,7 +1521,7 @@ String Expression::get_error_text() const {
void Expression::_bind_methods() {
ClassDB::bind_method(D_METHOD("parse", "expression", "input_names"), &Expression::parse, DEFVAL(Vector<String>()));
- ClassDB::bind_method(D_METHOD("execute", "inputs", "base_instance", "show_error"), &Expression::execute, DEFVAL(Array()), DEFVAL(Variant()), DEFVAL(true));
+ ClassDB::bind_method(D_METHOD("execute", "inputs", "base_instance", "show_error", "const_calls_only"), &Expression::execute, DEFVAL(Array()), DEFVAL(Variant()), DEFVAL(true), DEFVAL(false));
ClassDB::bind_method(D_METHOD("has_execute_failed"), &Expression::has_execute_failed);
ClassDB::bind_method(D_METHOD("get_error_text"), &Expression::get_error_text);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-05 15:23:29 +0000