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Add as_string() casting numbers to strings

master
Vitaliy Filippov 1 year ago
parent
commit
34781ed7ee
  1. 6
      json11.cpp
  2. 7
      json11.hpp

6
json11.cpp

@ -169,6 +169,7 @@ protected:
};
class JsonDouble final : public Value<Json::NUMBER, double> {
string as_string() const { return std::to_string(m_value); }
bool bool_value() const override { return m_value != 0; }
double number_value() const override { return static_cast<double>(m_value); }
int64_ int64_value() const override { return static_cast<int64_>(m_value); }
@ -180,6 +181,7 @@ public:
};
class JsonInt64 final : public Value<Json::NUMBER, int64_> {
string as_string() const { return std::to_string(m_value); }
bool bool_value() const override { return m_value != 0; }
double number_value() const override { return static_cast<double>(m_value); }
int64_ int64_value() const override { return static_cast<int64_>(m_value); }
@ -191,6 +193,7 @@ public:
};
class JsonUInt64 final : public Value<Json::NUMBER, uint64_> {
string as_string() const { return std::to_string(m_value); }
bool bool_value() const override { return m_value != 0; }
double number_value() const override { return static_cast<double>(m_value); }
int64_ int64_value() const override { return static_cast<int64_>(m_value); }
@ -208,6 +211,7 @@ public:
};
class JsonString final : public Value<Json::STRING, string> {
string as_string() const { return m_value; }
const string &string_value() const override { return m_value; }
bool bool_value() const override { return m_value != "" && m_value != "0"; }
double number_value() const override { size_t pos = 0; double v = std::stod(m_value, &pos); if (pos < m_value.length()) { v = 0; } return v; }
@ -291,6 +295,7 @@ double Json::number_value() const { return m_ptr->number_v
int64_ Json::int64_value() const { return m_ptr->int64_value(); }
uint64_ Json::uint64_value() const { return m_ptr->uint64_value(); }
bool Json::bool_value() const { return m_ptr->bool_value(); }
string Json::as_string() const { return m_ptr->as_string(); }
const string & Json::string_value() const { return m_ptr->string_value(); }
const vector<Json> & Json::array_items() const { return m_ptr->array_items(); }
const map<string, Json> & Json::object_items() const { return m_ptr->object_items(); }
@ -301,6 +306,7 @@ double JsonValue::number_value() const { return
int64_ JsonValue::int64_value() const { return 0; }
uint64_ JsonValue::uint64_value() const { return 0; }
bool JsonValue::bool_value() const { return false; }
string JsonValue::as_string() const { return statics().empty_string; }
const string & JsonValue::string_value() const { return statics().empty_string; }
const vector<Json> & JsonValue::array_items() const { return statics().empty_vector; }
const map<string, Json> & JsonValue::object_items() const { return statics().empty_map; }

7
json11.hpp

@ -142,13 +142,17 @@ public:
bool is_array() const { return type() == ARRAY; }
bool is_object() const { return type() == OBJECT; }
// Return the enclosed value if this is a number, 0 otherwise. Note that json11 does not
// Return the enclosed value if this is a number, parse a string if it's a string,
// return 0 if neither a number nor a parseable string. Note that json11 does not
// distinguish between integer and non-integer numbers - number_value() and int64_value()
// can both be applied to a NUMBER-typed object.
double number_value() const;
int64_ int64_value() const;
uint64_ uint64_value() const;
// Return the enclosed string if this is a string, "" otherwise.
std::string as_string() const;
// Return the enclosed value if this is a boolean, false otherwise.
bool bool_value() const;
// Return the enclosed string if this is a string, "" otherwise.
@ -235,6 +239,7 @@ protected:
virtual uint64_ uint64_value() const;
virtual bool bool_value() const;
virtual const std::string &string_value() const;
virtual std::string as_string() const;
virtual const Json::array &array_items() const;
virtual const Json &operator[](size_t i) const;
virtual const Json::object &object_items() const;

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