2014-02-10 09:10:30 +08:00
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/*************************************************************************/
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/* json.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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2017-08-27 20:16:55 +08:00
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/* https://godotengine.org */
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2014-02-10 09:10:30 +08:00
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/*************************************************************************/
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2022-01-04 04:27:34 +08:00
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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2014-02-10 09:10:30 +08:00
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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2018-01-05 07:50:27 +08:00
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2014-02-10 09:10:30 +08:00
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#ifndef JSON_H
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#define JSON_H
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2021-06-05 00:03:15 +08:00
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#include "core/object/ref_counted.h"
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2020-11-08 06:33:38 +08:00
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#include "core/variant/variant.h"
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2020-12-30 02:12:33 +08:00
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class JSON : public RefCounted {
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GDCLASS(JSON, RefCounted);
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2014-02-10 09:10:30 +08:00
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enum TokenType {
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TK_CURLY_BRACKET_OPEN,
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TK_CURLY_BRACKET_CLOSE,
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TK_BRACKET_OPEN,
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TK_BRACKET_CLOSE,
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TK_IDENTIFIER,
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TK_STRING,
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TK_NUMBER,
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TK_COLON,
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TK_COMMA,
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TK_EOF,
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TK_MAX
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};
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enum Expecting {
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EXPECT_OBJECT,
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EXPECT_OBJECT_KEY,
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EXPECT_COLON,
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EXPECT_OBJECT_VALUE,
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};
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struct Token {
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TokenType type;
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Variant value;
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};
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2020-12-30 02:12:33 +08:00
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Variant data;
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String err_str;
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int err_line = 0;
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2014-02-10 09:10:30 +08:00
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2020-12-30 02:12:33 +08:00
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static const char *tk_name[];
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2020-12-30 02:12:33 +08:00
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static String _make_indent(const String &p_indent, int p_size);
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static String _stringify(const Variant &p_var, const String &p_indent, int p_cur_indent, bool p_sort_keys, Set<const void *> &p_markers, bool p_full_precision = false);
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2020-07-27 18:43:20 +08:00
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static Error _get_token(const char32_t *p_str, int &index, int p_len, Token &r_token, int &line, String &r_err_str);
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static Error _parse_value(Variant &value, Token &token, const char32_t *p_str, int &index, int p_len, int &line, String &r_err_str);
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static Error _parse_array(Array &array, const char32_t *p_str, int &index, int p_len, int &line, String &r_err_str);
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static Error _parse_object(Dictionary &object, const char32_t *p_str, int &index, int p_len, int &line, String &r_err_str);
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2020-12-30 02:12:33 +08:00
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static Error _parse_string(const String &p_json, Variant &r_ret, String &r_err_str, int &r_err_line);
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2020-11-11 05:31:33 +08:00
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protected:
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static void _bind_methods();
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public:
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String stringify(const Variant &p_var, const String &p_indent = "", bool p_sort_keys = true, bool p_full_precision = false);
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Error parse(const String &p_json_string);
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2020-11-11 05:31:33 +08:00
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2020-12-30 02:12:33 +08:00
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inline Variant get_data() const { return data; }
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inline int get_error_line() const { return err_line; }
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inline String get_error_message() const { return err_str; }
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2020-11-11 05:31:33 +08:00
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};
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2014-02-10 09:10:30 +08:00
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#endif // JSON_H
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