in GaiaXHarmony/GaiaXAnalyze/GXAnalyzeCore/GXAnalyze.cpp [489:988]
GXATSNode GXAnalyze::doubleCalculate(GXATSNode left, GXATSNode right, string op) {
GXATSNode result = GXATSNode(left.name, left.token, left.token);
string name;
if ((op == "?") || (op == ":") || (op == "?:") || (op == "==") || (op == "!=")) {
//可以返回map和array
} else if (left.token == "map" || left.token == "array") {
result.name = "expressionError: illegal operator '" + op + "',left operand has type of '" +
left.token + "'";
result.token = "error";
return result;
}
//返回值都为bool
if (op == ">") {
result.token = "bool";
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (stof(left.name) > stof(right.name)) {
result.name = "true";
} else {
result.name = "false";
}
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == ">=") {
result.token = "bool";
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (stof(left.name) >= stof(right.name)) {
result.name = "true";
} else {
result.name = "false";
}
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == "<") {
result.token = "bool";
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (stof(left.name) < stof(right.name)) {
result.name = "true";
} else {
result.name = "false";
}
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == "<=") {
result.token = "bool";
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (stof(left.name) <= stof(right.name)) {
result.name = "true";
} else {
result.name = "false";
}
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == "&&") {
result.token = "bool";
if (left.token == "bool" && right.token == "bool") {
if (left.name == "true" && right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "bool" && (right.token == "num" || right.token == "long")) {
if (left.name == "true" && (stof(right.name) != 0.0F)) {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "bool" && right.token == "string") {
if (left.name == "true" && right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if ((stof(left.name) != 0.0F) && (stof(right.name) != 0.0F)) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "num" || left.token == "long") && right.token == "bool") {
if (((stof(left.name) != 0.0F) && right.name == "true") ||
((left.token == "num" || left.token == "long") && right.token == "string")) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "string" && right.token == "string") ||
(left.token == "string" && right.token == "bool")) {
if (left.name == "true" && right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "string" && (right.token == "num" || right.token == "long")) {
if (left.name == "true" && (stof(right.name) != 0.0F)) {
result.name = "true";
} else {
result.name = "false";
}
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == "||") {
result.token = "bool";
if (left.token == "bool" && right.token == "bool") {
if (left.name == "true" || right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "bool" && (right.token == "num" || right.token == "long")) {
if (left.name == "true" || (stof(right.name) != 0.0F)) {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "bool" && right.token == "string") {
if (left.name == "true" || right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if ((stof(left.name) != 0.0F) || (stof(right.name) != 0.0F)) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "num" || left.token == "long") && right.token == "bool") {
if (((stof(left.name) != 0.0F) || right.name == "true") ||
(left.token == "num" || right.token == "string")) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "string" && right.token == "string") ||
(left.token == "string" && right.token == "bool")) {
if (left.name == "true" || right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "string" && (right.token == "num" || right.token == "long")) {
if (left.name == "true" || (stof(right.name) != 0.0F)) {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.token == "null") {
if ((right.token == "num" || right.token == "long")) {
if (stof(right.name) != 0.0F) {
result.name = "true";
} else {
result.name = "false";
}
} else if (right.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else if (right.token == "null") {
if (left.token == "num" || left.token == "long") {
if (stof(left.name) != 0.0F) {
result.name = "true";
} else {
result.name = "false";
}
} else if (left.name == "true") {
result.name = "true";
} else {
result.name = "false";
}
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == "!=") {
result.token = "bool";
if (left.token == "bool" && (right.token == "num" || right.token == "long")) {
if ((left.name == "true" && (stof(right.name) == 0.0F)) ||
(left.name == "false" && (stof(right.name) != 0.0F))) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "num" || left.token == "long") && right.token == "bool") {
if (((stof(left.name) == 0.0F) && right.name == "true") ||
((stof(left.name) != 0.0F) && right.name == "false")) {
result.name = "true";
} else {
result.name = "false";
}
} else if (((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long"))) {
float lef = stof(left.name);
float rig = stof(right.name);
if (lef != rig) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "string" && right.token == "bool") ||
(left.token == "bool" && right.token == "string")) {
if (left.name == right.name) {
result.name = "false";
}
} else if ((left.name != right.name) || (left.token != right.token)) {
result.name = "true";
} else {
result.name = "false";
}
}
//返回值都为bool
else if (op == "==") {
result.token = "bool";
if (left.token == "bool" && (right.token == "num" || right.token == "long")) {
if ((left.name == "true" && (stof(right.name) != 0.0F)) ||
(left.name == "false" && (stof(right.name) == 0.0F))) {
result.name = "true";
} else {
result.name = "false";
}
} else if ((left.token == "num" || left.token == "long") && right.token == "bool") {
if (((stof(left.name) != 0.0F) && right.name == "true") ||
((stof(left.name) == 0.0F) && right.name == "false")) {
result.name = "true";
} else {
result.name = "false";
}
} else if (((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) &&
(stof(left.name) == stof(right.name))) {
result.name = "true";
} else if ((left.name == right.name)) {
if (left.token == right.token) {
result.name = "true";
} else if ((left.token == "string" && right.token == "bool") ||
(left.token == "bool" && right.token == "string")) {
result.name = "true";
}
} else {
result.name = "false";
}
} else if (op == "?") {
if (left.name == "true" || ((left.name != "false" && left.token != "null"))) {
result.name = right.name;
result.token = right.token;
} else if ((left.token == "num" || left.token == "long") && stof(left.name) != 0.0F) {
result.name = right.name;
result.token = right.token;
} else {
result.token = "right";
result.name = "right";
}
} else if (op == "?:") {
if (left.name == "true" || (left.name != "false" && left.token != "null")) {
result.name = left.name;
result.token = left.token;
} else {
result.name = right.name;
result.token = right.token;
}
} else if (op == ":") {
if (left.token == "right" && left.name == "right") {
result.token = right.token;
result.name = right.name;
} else {
result.token = left.token;
result.name = left.name;
}
} else if (op == "+") {
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (left.token == "num" || right.token == "num") {
int n = max(countDecimalPlaces(left.name), countDecimalPlaces(right.name));
double temp = stod(left.name) + stod(right.name);
string resNum = formatFloat(temp, n);
result.name = resNum;
result.token = "num";
} else {
long temp = stol(left.name) + stol(right.name);
result.name = to_string(temp);
result.token = "long";
}
} else if (left.token == "string" && right.token == "string") {
result.token = "string";
result.name = left.name + right.name;
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else {
if ((left.token == "num" || left.token == "long") && right.token == "string") {
result.name = left.name + right.name;
result.token = "string";
} else if ((right.token == "num" || right.token == "long") && left.token == "string") {
result.name = left.name + right.name;
result.token = "string";
} else {
result.token = "error";
if (left.token == "string" || (left.token == "num" || left.token == "long")) {
result.name = "expressionError: '" + right.name +
"' expected num or string value,not '" + right.token + "'";
} else if (right.token == "string" ||
(right.token == "num" || right.token == "long")) {
result.name = "expressionError: '" + left.name +
"' expected num or string value,not '" + left.token + "'";
} else {
result.name = "expressionError: '" + left.name +
"' expected num or string value,not '" + left.token + "'";
}
}
}
} else if (op == "-") {
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (left.token == "num" || right.token == "num") {
int n = max(countDecimalPlaces(left.name), countDecimalPlaces(right.name));
double temp = stod(left.name) - stod(right.name);
string resNum = formatFloat(temp, n);
result.name = resNum;
result.token = "num";
} else {
long temp = stol(left.name) - stol(right.name);
result.name = to_string(temp);
result.token = "long";
}
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else {
result.token = "error";
if ((left.token == "num" || left.token == "long")) {
result.name =
"expressionError: '" + right.name + "'" + ": expected num value,not: " +
right.token;
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else if ((right.token == "num" || right.token == "long")) {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
} else {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
}
}
} else if (op == "*") {
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (left.token == "num" || right.token == "num") {
//如果需要保留n位小数，那么输入时需要输入n位
int n = max(countDecimalPlaces(left.name), countDecimalPlaces(right.name));
double temp = stod(left.name) * stod(right.name);
string resNum = formatFloat(temp, n);
result.name = resNum;
result.token = "num";
} else {
long temp = stol(left.name) * stol(right.name);
result.name = to_string(temp);
result.token = "long";
}
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else {
result.token = "error";
if ((left.token == "num" || left.token == "long")) {
result.name =
"expressionError: '" + right.name + "'" + ": expected num value,not: " +
right.token;
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else if ((right.token == "num" || right.token == "long")) {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
} else {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
}
}
} else if (op == "/") {
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (stof(right.name) == 0) {
result.token = "error";
result.name = "expressionError: divide or mod by zero";
} else {
if (left.token == "num" || right.token == "num") {
int n = max(countDecimalPlaces(left.name), countDecimalPlaces(right.name));
double temp = stod(left.name) / stod(right.name);
string resNum = formatFloat(temp, n);
result.name = resNum;
result.token = "num";
} else {
long temp = stol(left.name) / stol(right.name);
long double tempF = stold(left.name) / stold(right.name);
if (temp != tempF && (left.token == "num" || right.token == "num")) {
result.name = to_string(tempF);
result.token = "num";
} else {
result.name = to_string(temp);
result.token = "long";
}
}
}
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else {
result.token = "error";
if ((left.token == "num" || left.token == "long")) {
result.name =
"expressionError: '" + right.name + "'" + ": expected num value,not: " +
right.token;
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else if ((right.token == "num" || right.token == "long")) {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
} else {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
}
}
} else if (op == "%") {
if ((left.token == "num" || left.token == "long") &&
(right.token == "num" || right.token == "long")) {
if (stof(right.name) == 0) {
result.token = "error";
result.name = "expressionError: divide or mod by zero";
} else {
if (left.token == "num" || right.token == "num") {
int n = max(countDecimalPlaces(left.name), countDecimalPlaces(right.name));
double temp = fmod(stod(left.name), stod(right.name));
string resNum = formatFloat(temp, n);
result.name = resNum;
result.token = "num";
} else {
long temp = stol(left.name) % stol(right.name);
result.name = to_string(temp);
result.token = "long";
}
}
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else {
result.token = "error";
if ((left.token == "num" || left.token == "long")) {
result.name =
"expressionError: '" + right.name + "'" + ": expected num value,not: " +
right.token;
} else if (left.token == "null" || right.token == "null") {
result.name = "null";
result.token = "null";
} else if ((right.token == "num" || right.token == "long")) {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
} else {
result.name =
"expressionError: '" + left.name + "'" + ": expected num value,not: " +
left.token;
}
}
} else {
result.token = "error";
result.name = "expressionError: wrong expression";
}
return result;
}