/**************************************************************************/ /* extension_api_dump.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /**************************************************************************/ #include "extension_api_dump.h" #include "core/config/engine.h" #include "core/core_constants.h" #include "core/extension/gdextension_compat_hashes.h" #include "core/io/file_access.h" #include "core/io/json.h" #include "core/templates/pair.h" #include "core/version.h" #ifdef TOOLS_ENABLED #include "editor/editor_help.h" static String get_builtin_or_variant_type_name(const Variant::Type p_type) { if (p_type == Variant::NIL) { return "Variant"; } else { return Variant::get_type_name(p_type); } } static String get_property_info_type_name(const PropertyInfo &p_info) { if (p_info.type == Variant::INT && (p_info.hint == PROPERTY_HINT_INT_IS_POINTER)) { if (p_info.hint_string.is_empty()) { return "void*"; } else { return p_info.hint_string + "*"; } } if (p_info.type == Variant::ARRAY && (p_info.hint == PROPERTY_HINT_ARRAY_TYPE)) { return String("typedarray::") + p_info.hint_string; } if (p_info.type == Variant::INT && (p_info.usage & (PROPERTY_USAGE_CLASS_IS_ENUM))) { return String("enum::") + String(p_info.class_name); } if (p_info.type == Variant::INT && (p_info.usage & (PROPERTY_USAGE_CLASS_IS_BITFIELD))) { return String("bitfield::") + String(p_info.class_name); } if (p_info.type == Variant::INT && (p_info.usage & PROPERTY_USAGE_ARRAY)) { return "int"; } if (p_info.class_name != StringName()) { return p_info.class_name; } if (p_info.hint == PROPERTY_HINT_RESOURCE_TYPE) { return p_info.hint_string; } if (p_info.type == Variant::NIL && (p_info.usage & PROPERTY_USAGE_NIL_IS_VARIANT)) { return "Variant"; } if (p_info.type == Variant::NIL) { return "void"; } return get_builtin_or_variant_type_name(p_info.type); } static String get_type_meta_name(const GodotTypeInfo::Metadata metadata) { static const char *argmeta[11] = { "none", "int8", "int16", "int32", "int64", "uint8", "uint16", "uint32", "uint64", "float", "double" }; return argmeta[metadata]; } static String fix_doc_description(const String &p_bbcode) { // Based on what EditorHelp does. return p_bbcode.dedent() .replace("\t", "") .replace("\r", "") .strip_edges(); } Dictionary GDExtensionAPIDump::generate_extension_api(bool p_include_docs) { Dictionary api_dump; { //header Dictionary header; header["version_major"] = VERSION_MAJOR; header["version_minor"] = VERSION_MINOR; #if VERSION_PATCH header["version_patch"] = VERSION_PATCH; #else header["version_patch"] = 0; #endif header["version_status"] = VERSION_STATUS; header["version_build"] = VERSION_BUILD; header["version_full_name"] = VERSION_FULL_NAME; api_dump["header"] = header; } const uint32_t vec3_elems = 3; const uint32_t vec4_elems = 4; const uint32_t ptrsize_32 = 4; const uint32_t ptrsize_64 = 8; static const char *build_config_name[4] = { "float_32", "float_64", "double_32", "double_64" }; { //type sizes constexpr struct { Variant::Type type; uint32_t size_32_bits_real_float; uint32_t size_64_bits_real_float; uint32_t size_32_bits_real_double; uint32_t size_64_bits_real_double; // For compile-time size check. constexpr uint32_t operator[](int index) const { switch (index) { #ifndef REAL_T_IS_DOUBLE case sizeof(uint32_t): return size_32_bits_real_float; case sizeof(uint64_t): return size_64_bits_real_float; #else // REAL_T_IS_DOUBLE case sizeof(uint32_t): return size_32_bits_real_double; case sizeof(uint64_t): return size_64_bits_real_double; #endif } return -1; } } type_size_array[Variant::VARIANT_MAX + 1] = { { Variant::NIL, 0, 0, 0, 0 }, { Variant::BOOL, sizeof(uint8_t), sizeof(uint8_t), sizeof(uint8_t), sizeof(uint8_t) }, { Variant::INT, sizeof(int64_t), sizeof(int64_t), sizeof(int64_t), sizeof(int64_t) }, { Variant::FLOAT, sizeof(double), sizeof(double), sizeof(double), sizeof(double) }, { Variant::STRING, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 }, { Variant::VECTOR2, 2 * sizeof(float), 2 * sizeof(float), 2 * sizeof(double), 2 * sizeof(double) }, { Variant::VECTOR2I, 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t), 2 * sizeof(int32_t) }, { Variant::RECT2, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(double), 4 * sizeof(double) }, { Variant::RECT2I, 4 * sizeof(int32_t), 4 * sizeof(int32_t), 4 * sizeof(int32_t), 4 * sizeof(int32_t) }, { Variant::VECTOR3, vec3_elems * sizeof(float), vec3_elems * sizeof(float), vec3_elems * sizeof(double), vec3_elems * sizeof(double) }, { Variant::VECTOR3I, 3 * sizeof(int32_t), 3 * sizeof(int32_t), 3 * sizeof(int32_t), 3 * sizeof(int32_t) }, { Variant::TRANSFORM2D, 6 * sizeof(float), 6 * sizeof(float), 6 * sizeof(double), 6 * sizeof(double) }, { Variant::VECTOR4, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(double), 4 * sizeof(double) }, { Variant::VECTOR4I, 4 * sizeof(int32_t), 4 * sizeof(int32_t), 4 * sizeof(int32_t), 4 * sizeof(int32_t) }, { Variant::PLANE, (vec3_elems + 1) * sizeof(float), (vec3_elems + 1) * sizeof(float), (vec3_elems + 1) * sizeof(double), (vec3_elems + 1) * sizeof(double) }, { Variant::QUATERNION, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(double), 4 * sizeof(double) }, { Variant::AABB, (vec3_elems * 2) * sizeof(float), (vec3_elems * 2) * sizeof(float), (vec3_elems * 2) * sizeof(double), (vec3_elems * 2) * sizeof(double) }, { Variant::BASIS, (vec3_elems * 3) * sizeof(float), (vec3_elems * 3) * sizeof(float), (vec3_elems * 3) * sizeof(double), (vec3_elems * 3) * sizeof(double) }, { Variant::TRANSFORM3D, (vec3_elems * 4) * sizeof(float), (vec3_elems * 4) * sizeof(float), (vec3_elems * 4) * sizeof(double), (vec3_elems * 4) * sizeof(double) }, { Variant::PROJECTION, (vec4_elems * 4) * sizeof(float), (vec4_elems * 4) * sizeof(float), (vec4_elems * 4) * sizeof(double), (vec4_elems * 4) * sizeof(double) }, { Variant::COLOR, 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(float), 4 * sizeof(float) }, { Variant::STRING_NAME, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 }, { Variant::NODE_PATH, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 }, { Variant::RID, sizeof(uint64_t), sizeof(uint64_t), sizeof(uint64_t), sizeof(uint64_t) }, { Variant::OBJECT, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 }, { Variant::CALLABLE, sizeof(Callable), sizeof(Callable), sizeof(Callable), sizeof(Callable) }, // Hardcoded align. { Variant::SIGNAL, sizeof(Signal), sizeof(Signal), sizeof(Signal), sizeof(Signal) }, // Hardcoded align. { Variant::DICTIONARY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 }, { Variant::ARRAY, ptrsize_32, ptrsize_64, ptrsize_32, ptrsize_64 }, { Variant::PACKED_BYTE_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_INT32_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_INT64_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_FLOAT32_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_FLOAT64_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_STRING_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_VECTOR2_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_VECTOR3_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_COLOR_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::PACKED_VECTOR4_ARRAY, ptrsize_32 * 2, ptrsize_64 * 2, ptrsize_32 * 2, ptrsize_64 * 2 }, { Variant::VARIANT_MAX, sizeof(uint64_t) + sizeof(float) * 4, sizeof(uint64_t) + sizeof(float) * 4, sizeof(uint64_t) + sizeof(double) * 4, sizeof(uint64_t) + sizeof(double) * 4 }, }; // Validate sizes at compile time for the current build configuration. static_assert(type_size_array[Variant::BOOL][sizeof(void *)] == sizeof(GDExtensionBool), "Size of bool mismatch"); static_assert(type_size_array[Variant::INT][sizeof(void *)] == sizeof(GDExtensionInt), "Size of int mismatch"); static_assert(type_size_array[Variant::FLOAT][sizeof(void *)] == sizeof(double), "Size of float mismatch"); static_assert(type_size_array[Variant::STRING][sizeof(void *)] == sizeof(String), "Size of String mismatch"); static_assert(type_size_array[Variant::VECTOR2][sizeof(void *)] == sizeof(Vector2), "Size of Vector2 mismatch"); static_assert(type_size_array[Variant::VECTOR2I][sizeof(void *)] == sizeof(Vector2i), "Size of Vector2i mismatch"); static_assert(type_size_array[Variant::RECT2][sizeof(void *)] == sizeof(Rect2), "Size of Rect2 mismatch"); static_assert(type_size_array[Variant::RECT2I][sizeof(void *)] == sizeof(Rect2i), "Size of Rect2i mismatch"); static_assert(type_size_array[Variant::VECTOR3][sizeof(void *)] == sizeof(Vector3), "Size of Vector3 mismatch"); static_assert(type_size_array[Variant::VECTOR3I][sizeof(void *)] == sizeof(Vector3i), "Size of Vector3i mismatch"); static_assert(type_size_array[Variant::TRANSFORM2D][sizeof(void *)] == sizeof(Transform2D), "Size of Transform2D mismatch"); static_assert(type_size_array[Variant::VECTOR4][sizeof(void *)] == sizeof(Vector4), "Size of Vector4 mismatch"); static_assert(type_size_array[Variant::VECTOR4I][sizeof(void *)] == sizeof(Vector4i), "Size of Vector4i mismatch"); static_assert(type_size_array[Variant::PLANE][sizeof(void *)] == sizeof(Plane), "Size of Plane mismatch"); static_assert(type_size_array[Variant::QUATERNION][sizeof(void *)] == sizeof(Quaternion), "Size of Quaternion mismatch"); static_assert(type_size_array[Variant::AABB][sizeof(void *)] == sizeof(AABB), "Size of AABB mismatch"); static_assert(type_size_array[Variant::BASIS][sizeof(void *)] == sizeof(Basis), "Size of Basis mismatch"); static_assert(type_size_array[Variant::TRANSFORM3D][sizeof(void *)] == sizeof(Transform3D), "Size of Transform3D mismatch"); static_assert(type_size_array[Variant::PROJECTION][sizeof(void *)] == sizeof(Projection), "Size of Projection mismatch"); static_assert(type_size_array[Variant::COLOR][sizeof(void *)] == sizeof(Color), "Size of Color mismatch"); static_assert(type_size_array[Variant::STRING_NAME][sizeof(void *)] == sizeof(StringName), "Size of StringName mismatch"); static_assert(type_size_array[Variant::NODE_PATH][sizeof(void *)] == sizeof(NodePath), "Size of NodePath mismatch"); static_assert(type_size_array[Variant::RID][sizeof(void *)] == sizeof(RID), "Size of RID mismatch"); static_assert(type_size_array[Variant::OBJECT][sizeof(void *)] == sizeof(Object *), "Size of Object mismatch"); static_assert(type_size_array[Variant::CALLABLE][sizeof(void *)] == sizeof(Callable), "Size of Callable mismatch"); static_assert(type_size_array[Variant::SIGNAL][sizeof(void *)] == sizeof(Signal), "Size of Signal mismatch"); static_assert(type_size_array[Variant::DICTIONARY][sizeof(void *)] == sizeof(Dictionary), "Size of Dictionary mismatch"); static_assert(type_size_array[Variant::ARRAY][sizeof(void *)] == sizeof(Array), "Size of Array mismatch"); static_assert(type_size_array[Variant::PACKED_BYTE_ARRAY][sizeof(void *)] == sizeof(PackedByteArray), "Size of PackedByteArray mismatch"); static_assert(type_size_array[Variant::PACKED_INT32_ARRAY][sizeof(void *)] == sizeof(PackedInt32Array), "Size of PackedInt32Array mismatch"); static_assert(type_size_array[Variant::PACKED_INT64_ARRAY][sizeof(void *)] == sizeof(PackedInt64Array), "Size of PackedInt64Array mismatch"); static_assert(type_size_array[Variant::PACKED_FLOAT32_ARRAY][sizeof(void *)] == sizeof(PackedFloat32Array), "Size of PackedFloat32Array mismatch"); static_assert(type_size_array[Variant::PACKED_FLOAT64_ARRAY][sizeof(void *)] == sizeof(PackedFloat64Array), "Size of PackedFloat64Array mismatch"); static_assert(type_size_array[Variant::PACKED_STRING_ARRAY][sizeof(void *)] == sizeof(PackedStringArray), "Size of PackedStringArray mismatch"); static_assert(type_size_array[Variant::PACKED_VECTOR2_ARRAY][sizeof(void *)] == sizeof(PackedVector2Array), "Size of PackedVector2Array mismatch"); static_assert(type_size_array[Variant::PACKED_VECTOR3_ARRAY][sizeof(void *)] == sizeof(PackedVector3Array), "Size of PackedVector3Array mismatch"); static_assert(type_size_array[Variant::PACKED_COLOR_ARRAY][sizeof(void *)] == sizeof(PackedColorArray), "Size of PackedColorArray mismatch"); static_assert(type_size_array[Variant::PACKED_VECTOR4_ARRAY][sizeof(void *)] == sizeof(PackedVector4Array), "Size of PackedVector4Array mismatch"); static_assert(type_size_array[Variant::VARIANT_MAX][sizeof(void *)] == sizeof(Variant), "Size of Variant mismatch"); Array core_type_sizes; for (int i = 0; i < 4; i++) { Dictionary d; d["build_configuration"] = build_config_name[i]; Array sizes; for (int j = 0; j <= Variant::VARIANT_MAX; j++) { Variant::Type t = type_size_array[j].type; String name = t == Variant::VARIANT_MAX ? String("Variant") : Variant::get_type_name(t); Dictionary d2; d2["name"] = name; uint32_t size = 0; switch (i) { case 0: size = type_size_array[j].size_32_bits_real_float; break; case 1: size = type_size_array[j].size_64_bits_real_float; break; case 2: size = type_size_array[j].size_32_bits_real_double; break; case 3: size = type_size_array[j].size_64_bits_real_double; break; } d2["size"] = size; sizes.push_back(d2); } d["sizes"] = sizes; core_type_sizes.push_back(d); } api_dump["builtin_class_sizes"] = core_type_sizes; } { // Member offsets, meta types and sizes. #define REAL_MEMBER_OFFSET(type, member) \ { \ type, \ member, \ "float", \ sizeof(float), \ "float", \ sizeof(float), \ "double", \ sizeof(double), \ "double", \ sizeof(double), \ } #define INT32_MEMBER_OFFSET(type, member) \ { \ type, \ member, \ "int32", \ sizeof(int32_t), \ "int32", \ sizeof(int32_t), \ "int32", \ sizeof(int32_t), \ "int32", \ sizeof(int32_t), \ } #define INT32_BASED_BUILTIN_MEMBER_OFFSET(type, member, member_type, member_elems) \ { \ type, \ member, \ member_type, \ sizeof(int32_t) * member_elems, \ member_type, \ sizeof(int32_t) * member_elems, \ member_type, \ sizeof(int32_t) * member_elems, \ member_type, \ sizeof(int32_t) * member_elems, \ } #define REAL_BASED_BUILTIN_MEMBER_OFFSET(type, member, member_type, member_elems) \ { \ type, \ member, \ member_type, \ sizeof(float) * member_elems, \ member_type, \ sizeof(float) * member_elems, \ member_type, \ sizeof(double) * member_elems, \ member_type, \ sizeof(double) * member_elems, \ } struct { Variant::Type type; const char *member; const char *member_meta_32_bits_real_float; const uint32_t member_size_32_bits_real_float; const char *member_meta_64_bits_real_float; const uint32_t member_size_64_bits_real_float; const char *member_meta_32_bits_real_double; const uint32_t member_size_32_bits_real_double; const char *member_meta_64_bits_real_double; const uint32_t member_size_64_bits_real_double; } member_offset_array[] = { // Vector2 REAL_MEMBER_OFFSET(Variant::VECTOR2, "x"), REAL_MEMBER_OFFSET(Variant::VECTOR2, "y"), // Vector2i INT32_MEMBER_OFFSET(Variant::VECTOR2I, "x"), INT32_MEMBER_OFFSET(Variant::VECTOR2I, "y"), // Rect2 REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::RECT2, "position", "Vector2", 2), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::RECT2, "size", "Vector2", 2), // Rect2i INT32_BASED_BUILTIN_MEMBER_OFFSET(Variant::RECT2I, "position", "Vector2i", 2), INT32_BASED_BUILTIN_MEMBER_OFFSET(Variant::RECT2I, "size", "Vector2i", 2), // Vector3 REAL_MEMBER_OFFSET(Variant::VECTOR3, "x"), REAL_MEMBER_OFFSET(Variant::VECTOR3, "y"), REAL_MEMBER_OFFSET(Variant::VECTOR3, "z"), // Vector3i INT32_MEMBER_OFFSET(Variant::VECTOR3I, "x"), INT32_MEMBER_OFFSET(Variant::VECTOR3I, "y"), INT32_MEMBER_OFFSET(Variant::VECTOR3I, "z"), // Transform2D REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::TRANSFORM2D, "x", "Vector2", 2), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::TRANSFORM2D, "y", "Vector2", 2), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::TRANSFORM2D, "origin", "Vector2", 2), // Vector4 REAL_MEMBER_OFFSET(Variant::VECTOR4, "x"), REAL_MEMBER_OFFSET(Variant::VECTOR4, "y"), REAL_MEMBER_OFFSET(Variant::VECTOR4, "z"), REAL_MEMBER_OFFSET(Variant::VECTOR4, "w"), // Vector4i INT32_MEMBER_OFFSET(Variant::VECTOR4I, "x"), INT32_MEMBER_OFFSET(Variant::VECTOR4I, "y"), INT32_MEMBER_OFFSET(Variant::VECTOR4I, "z"), INT32_MEMBER_OFFSET(Variant::VECTOR4I, "w"), // Plane REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::PLANE, "normal", "Vector3", vec3_elems), REAL_MEMBER_OFFSET(Variant::PLANE, "d"), // Quaternion REAL_MEMBER_OFFSET(Variant::QUATERNION, "x"), REAL_MEMBER_OFFSET(Variant::QUATERNION, "y"), REAL_MEMBER_OFFSET(Variant::QUATERNION, "z"), REAL_MEMBER_OFFSET(Variant::QUATERNION, "w"), // AABB REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::AABB, "position", "Vector3", vec3_elems), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::AABB, "size", "Vector3", vec3_elems), // Basis (remember that basis vectors are flipped!) REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::BASIS, "x", "Vector3", vec3_elems), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::BASIS, "y", "Vector3", vec3_elems), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::BASIS, "z", "Vector3", vec3_elems), // Transform3D REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::TRANSFORM3D, "basis", "Basis", vec3_elems * 3), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::TRANSFORM3D, "origin", "Vector3", vec3_elems), // Projection REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::PROJECTION, "x", "Vector4", vec4_elems), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::PROJECTION, "y", "Vector4", vec4_elems), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::PROJECTION, "z", "Vector4", vec4_elems), REAL_BASED_BUILTIN_MEMBER_OFFSET(Variant::PROJECTION, "w", "Vector4", vec4_elems), // Color (always composed of 4bytes floats) { Variant::COLOR, "r", "float", sizeof(float), "float", sizeof(float), "float", sizeof(float), "float", sizeof(float) }, { Variant::COLOR, "g", "float", sizeof(float), "float", sizeof(float), "float", sizeof(float), "float", sizeof(float) }, { Variant::COLOR, "b", "float", sizeof(float), "float", sizeof(float), "float", sizeof(float), "float", sizeof(float) }, { Variant::COLOR, "a", "float", sizeof(float), "float", sizeof(float), "float", sizeof(float), "float", sizeof(float) }, // End marker, must stay last { Variant::NIL, nullptr, nullptr, 0, nullptr, 0, nullptr, 0, nullptr, 0 }, }; Array core_type_member_offsets; for (int i = 0; i < 4; i++) { Dictionary d; d["build_configuration"] = build_config_name[i]; Array type_offsets; uint32_t idx = 0; Variant::Type previous_type = Variant::NIL; Dictionary d2; Array members; uint32_t offset = 0; while (true) { Variant::Type t = member_offset_array[idx].type; if (t != previous_type) { if (previous_type != Variant::NIL) { d2["members"] = members; type_offsets.push_back(d2); } if (t == Variant::NIL) { break; } String name = t == Variant::VARIANT_MAX ? String("Variant") : Variant::get_type_name(t); d2 = Dictionary(); members = Array(); offset = 0; d2["name"] = name; previous_type = t; } Dictionary d3; const char *member_meta = nullptr; uint32_t member_size = 0; switch (i) { case 0: member_meta = member_offset_array[idx].member_meta_32_bits_real_float; member_size = member_offset_array[idx].member_size_32_bits_real_float; break; case 1: member_meta = member_offset_array[idx].member_meta_64_bits_real_float; member_size = member_offset_array[idx].member_size_64_bits_real_float; break; case 2: member_meta = member_offset_array[idx].member_meta_32_bits_real_double; member_size = member_offset_array[idx].member_size_32_bits_real_double; break; case 3: member_meta = member_offset_array[idx].member_meta_64_bits_real_double; member_size = member_offset_array[idx].member_size_64_bits_real_double; break; } d3["member"] = member_offset_array[idx].member; d3["offset"] = offset; d3["meta"] = member_meta; offset += member_size; members.push_back(d3); idx++; } d["classes"] = type_offsets; core_type_member_offsets.push_back(d); } api_dump["builtin_class_member_offsets"] = core_type_member_offsets; } if (p_include_docs) { EditorHelp::generate_doc(false); } { // Global enums and constants. Array constants; HashMap>> enum_list; HashMap enum_is_bitfield; const DocData::ClassDoc *global_scope_doc = nullptr; if (p_include_docs) { global_scope_doc = EditorHelp::get_doc_data()->class_list.getptr("@GlobalScope"); CRASH_COND_MSG(!global_scope_doc, "Could not find '@GlobalScope' in DocData."); } for (int i = 0; i < CoreConstants::get_global_constant_count(); i++) { int64_t value = CoreConstants::get_global_constant_value(i); String enum_name = CoreConstants::get_global_constant_enum(i); String name = CoreConstants::get_global_constant_name(i); bool bitfield = CoreConstants::is_global_constant_bitfield(i); if (!enum_name.is_empty()) { enum_list[enum_name].push_back(Pair(name, value)); enum_is_bitfield[enum_name] = bitfield; } else { Dictionary d; d["name"] = name; d["value"] = value; d["is_bitfield"] = bitfield; if (p_include_docs) { for (const DocData::ConstantDoc &constant_doc : global_scope_doc->constants) { if (constant_doc.name == name) { d["description"] = fix_doc_description(constant_doc.description); break; } } } constants.push_back(d); } } api_dump["global_constants"] = constants; Array enums; for (const KeyValue>> &E : enum_list) { Dictionary d1; d1["name"] = E.key; d1["is_bitfield"] = enum_is_bitfield[E.key]; if (p_include_docs) { const DocData::EnumDoc *enum_doc = global_scope_doc->enums.getptr(E.key); if (enum_doc) { d1["description"] = fix_doc_description(enum_doc->description); } } Array values; for (const Pair &F : E.value) { Dictionary d2; d2["name"] = F.first; d2["value"] = F.second; if (p_include_docs) { for (const DocData::ConstantDoc &constant_doc : global_scope_doc->constants) { if (constant_doc.name == F.first) { d2["description"] = fix_doc_description(constant_doc.description); break; } } } values.push_back(d2); } d1["values"] = values; enums.push_back(d1); } api_dump["global_enums"] = enums; } { Array utility_funcs; List utility_func_names; Variant::get_utility_function_list(&utility_func_names); const DocData::ClassDoc *global_scope_doc = nullptr; if (p_include_docs) { global_scope_doc = EditorHelp::get_doc_data()->class_list.getptr("@GlobalScope"); CRASH_COND_MSG(!global_scope_doc, "Could not find '@GlobalScope' in DocData."); } for (const StringName &name : utility_func_names) { Dictionary func; func["name"] = String(name); if (Variant::has_utility_function_return_value(name)) { Variant::Type rt = Variant::get_utility_function_return_type(name); func["return_type"] = rt == Variant::NIL ? String("Variant") : Variant::get_type_name(rt); } switch (Variant::get_utility_function_type(name)) { case Variant::UTILITY_FUNC_TYPE_MATH: func["category"] = "math"; break; case Variant::UTILITY_FUNC_TYPE_RANDOM: func["category"] = "random"; break; case Variant::UTILITY_FUNC_TYPE_GENERAL: func["category"] = "general"; break; } bool vararg = Variant::is_utility_function_vararg(name); func["is_vararg"] = Variant::is_utility_function_vararg(name); func["hash"] = Variant::get_utility_function_hash(name); Array arguments; int argcount = Variant::get_utility_function_argument_count(name); for (int i = 0; i < argcount; i++) { Dictionary arg; String argname = vararg ? "arg" + itos(i + 1) : Variant::get_utility_function_argument_name(name, i); arg["name"] = argname; arg["type"] = get_builtin_or_variant_type_name(Variant::get_utility_function_argument_type(name, i)); //no default value support in utility functions arguments.push_back(arg); } if (arguments.size()) { func["arguments"] = arguments; } if (p_include_docs) { for (const DocData::MethodDoc &method_doc : global_scope_doc->methods) { if (method_doc.name == name) { func["description"] = fix_doc_description(method_doc.description); break; } } } utility_funcs.push_back(func); } api_dump["utility_functions"] = utility_funcs; } { // builtin types Array builtins; for (int i = 0; i < Variant::VARIANT_MAX; i++) { if (i == Variant::OBJECT) { continue; } Variant::Type type = Variant::Type(i); Dictionary d; d["name"] = Variant::get_type_name(type); if (Variant::has_indexing(type)) { d["indexing_return_type"] = get_builtin_or_variant_type_name(Variant::get_indexed_element_type(type)); } d["is_keyed"] = Variant::is_keyed(type); DocData::ClassDoc *builtin_doc = nullptr; if (p_include_docs && d["name"] != "Nil") { builtin_doc = EditorHelp::get_doc_data()->class_list.getptr(d["name"]); CRASH_COND_MSG(!builtin_doc, vformat("Could not find '%s' in DocData.", d["name"])); } { //members Array members; List member_names; Variant::get_member_list(type, &member_names); for (const StringName &member_name : member_names) { Dictionary d2; d2["name"] = String(member_name); d2["type"] = get_builtin_or_variant_type_name(Variant::get_member_type(type, member_name)); if (p_include_docs) { for (const DocData::PropertyDoc &property_doc : builtin_doc->properties) { if (property_doc.name == member_name) { d2["description"] = fix_doc_description(property_doc.description); break; } } } members.push_back(d2); } if (members.size()) { d["members"] = members; } } { //constants Array constants; List constant_names; Variant::get_constants_for_type(type, &constant_names); for (const StringName &constant_name : constant_names) { Dictionary d2; d2["name"] = String(constant_name); Variant constant = Variant::get_constant_value(type, constant_name); d2["type"] = get_builtin_or_variant_type_name(constant.get_type()); d2["value"] = constant.get_construct_string(); if (p_include_docs) { for (const DocData::ConstantDoc &constant_doc : builtin_doc->constants) { if (constant_doc.name == constant_name) { d2["description"] = fix_doc_description(constant_doc.description); break; } } } constants.push_back(d2); } if (constants.size()) { d["constants"] = constants; } } { //enums Array enums; List enum_names; Variant::get_enums_for_type(type, &enum_names); for (const StringName &enum_name : enum_names) { Dictionary enum_dict; enum_dict["name"] = String(enum_name); List enumeration_names; Variant::get_enumerations_for_enum(type, enum_name, &enumeration_names); Array values; for (const StringName &enumeration : enumeration_names) { Dictionary values_dict; values_dict["name"] = String(enumeration); values_dict["value"] = Variant::get_enum_value(type, enum_name, enumeration); if (p_include_docs) { for (const DocData::ConstantDoc &constant_doc : builtin_doc->constants) { if (constant_doc.name == enumeration) { values_dict["description"] = fix_doc_description(constant_doc.description); break; } } } values.push_back(values_dict); } if (p_include_docs) { const DocData::EnumDoc *enum_doc = builtin_doc->enums.getptr(enum_name); if (enum_doc) { enum_dict["description"] = fix_doc_description(enum_doc->description); } } if (values.size()) { enum_dict["values"] = values; } enums.push_back(enum_dict); } if (enums.size()) { d["enums"] = enums; } } { //operators Array operators; for (int j = 0; j < Variant::VARIANT_MAX; j++) { for (int k = 0; k < Variant::OP_MAX; k++) { Variant::Type rt = Variant::get_operator_return_type(Variant::Operator(k), type, Variant::Type(j)); if (rt != Variant::NIL) { Dictionary d2; String operator_name = Variant::get_operator_name(Variant::Operator(k)); d2["name"] = operator_name; String right_type_name = get_builtin_or_variant_type_name(Variant::Type(j)); bool is_unary = k == Variant::OP_NEGATE || k == Variant::OP_POSITIVE || k == Variant::OP_NOT || k == Variant::OP_BIT_NEGATE; if (!is_unary) { d2["right_type"] = right_type_name; } d2["return_type"] = get_builtin_or_variant_type_name(Variant::get_operator_return_type(Variant::Operator(k), type, Variant::Type(j))); if (p_include_docs && builtin_doc != nullptr) { for (const DocData::MethodDoc &operator_doc : builtin_doc->operators) { if (operator_doc.name == "operator " + operator_name && (is_unary || operator_doc.arguments[0].type == right_type_name)) { d2["description"] = fix_doc_description(operator_doc.description); break; } } } operators.push_back(d2); } } } if (operators.size()) { d["operators"] = operators; } } { //methods Array methods; List method_names; Variant::get_builtin_method_list(type, &method_names); for (const StringName &method_name : method_names) { Dictionary d2; d2["name"] = String(method_name); if (Variant::has_builtin_method_return_value(type, method_name)) { Variant::Type ret_type = Variant::get_builtin_method_return_type(type, method_name); d2["return_type"] = ret_type == Variant::NIL ? String("Variant") : Variant::get_type_name(ret_type); } d2["is_vararg"] = Variant::is_builtin_method_vararg(type, method_name); d2["is_const"] = Variant::is_builtin_method_const(type, method_name); d2["is_static"] = Variant::is_builtin_method_static(type, method_name); d2["hash"] = Variant::get_builtin_method_hash(type, method_name); Vector default_args = Variant::get_builtin_method_default_arguments(type, method_name); Array arguments; int argcount = Variant::get_builtin_method_argument_count(type, method_name); for (int j = 0; j < argcount; j++) { Dictionary d3; d3["name"] = Variant::get_builtin_method_argument_name(type, method_name, j); d3["type"] = get_builtin_or_variant_type_name(Variant::get_builtin_method_argument_type(type, method_name, j)); if (j >= (argcount - default_args.size())) { int dargidx = j - (argcount - default_args.size()); d3["default_value"] = default_args[dargidx].get_construct_string(); } arguments.push_back(d3); } if (arguments.size()) { d2["arguments"] = arguments; } if (p_include_docs) { for (const DocData::MethodDoc &method_doc : builtin_doc->methods) { if (method_doc.name == method_name) { d2["description"] = fix_doc_description(method_doc.description); break; } } } methods.push_back(d2); } if (methods.size()) { d["methods"] = methods; } } { //constructors Array constructors; for (int j = 0; j < Variant::get_constructor_count(type); j++) { Dictionary d2; d2["index"] = j; Array arguments; int argcount = Variant::get_constructor_argument_count(type, j); for (int k = 0; k < argcount; k++) { Dictionary d3; d3["name"] = Variant::get_constructor_argument_name(type, j, k); d3["type"] = get_builtin_or_variant_type_name(Variant::get_constructor_argument_type(type, j, k)); arguments.push_back(d3); } if (arguments.size()) { d2["arguments"] = arguments; } if (p_include_docs && builtin_doc) { for (const DocData::MethodDoc &constructor_doc : builtin_doc->constructors) { if (constructor_doc.arguments.size() != argcount) { continue; } bool constructor_found = true; for (int k = 0; k < argcount; k++) { const DocData::ArgumentDoc &argument_doc = constructor_doc.arguments[k]; const Dictionary &argument_dict = arguments[k]; const String &argument_string = argument_dict["type"]; if (argument_doc.type != argument_string) { constructor_found = false; break; } } if (constructor_found) { d2["description"] = fix_doc_description(constructor_doc.description); } } } constructors.push_back(d2); } if (constructors.size()) { d["constructors"] = constructors; } } { //destructor d["has_destructor"] = Variant::has_destructor(type); } if (p_include_docs && builtin_doc != nullptr) { d["brief_description"] = fix_doc_description(builtin_doc->brief_description); d["description"] = fix_doc_description(builtin_doc->description); } builtins.push_back(d); } api_dump["builtin_classes"] = builtins; } { // classes Array classes; List class_list; ClassDB::get_class_list(&class_list); class_list.sort_custom(); for (const StringName &class_name : class_list) { if (!ClassDB::is_class_exposed(class_name)) { continue; } Dictionary d; d["name"] = String(class_name); d["is_refcounted"] = ClassDB::is_parent_class(class_name, "RefCounted"); d["is_instantiable"] = ClassDB::can_instantiate(class_name); StringName parent_class = ClassDB::get_parent_class(class_name); if (parent_class != StringName()) { d["inherits"] = String(parent_class); } DocData::ClassDoc *class_doc = nullptr; if (p_include_docs) { class_doc = EditorHelp::get_doc_data()->class_list.getptr(class_name); CRASH_COND_MSG(!class_doc, vformat("Could not find '%s' in DocData.", class_name)); } { ClassDB::APIType api = ClassDB::get_api_type(class_name); static const char *api_type[5] = { "core", "editor", "extension", "editor_extension" }; d["api_type"] = api_type[api]; } { //constants Array constants; List constant_list; ClassDB::get_integer_constant_list(class_name, &constant_list, true); for (const String &F : constant_list) { StringName enum_name = ClassDB::get_integer_constant_enum(class_name, F); if (enum_name != StringName()) { continue; //enums will be handled on their own } Dictionary d2; d2["name"] = String(F); d2["value"] = ClassDB::get_integer_constant(class_name, F); if (p_include_docs) { for (const DocData::ConstantDoc &constant_doc : class_doc->constants) { if (constant_doc.name == F) { d2["description"] = fix_doc_description(constant_doc.description); break; } } } constants.push_back(d2); } if (constants.size()) { d["constants"] = constants; } } { //enum Array enums; List enum_list; ClassDB::get_enum_list(class_name, &enum_list, true); for (const StringName &F : enum_list) { Dictionary d2; d2["name"] = String(F); d2["is_bitfield"] = ClassDB::is_enum_bitfield(class_name, F); Array values; List enum_constant_list; ClassDB::get_enum_constants(class_name, F, &enum_constant_list, true); for (List::Element *G = enum_constant_list.front(); G; G = G->next()) { Dictionary d3; d3["name"] = String(G->get()); d3["value"] = ClassDB::get_integer_constant(class_name, G->get()); if (p_include_docs) { for (const DocData::ConstantDoc &constant_doc : class_doc->constants) { if (constant_doc.name == G->get()) { d3["description"] = fix_doc_description(constant_doc.description); break; } } } values.push_back(d3); } d2["values"] = values; if (p_include_docs) { const DocData::EnumDoc *enum_doc = class_doc->enums.getptr(F); if (enum_doc) { d2["description"] = fix_doc_description(enum_doc->description); } } enums.push_back(d2); } if (enums.size()) { d["enums"] = enums; } } { //methods Array methods; List method_list; ClassDB::get_method_list(class_name, &method_list, true); for (const MethodInfo &F : method_list) { StringName method_name = F.name; if ((F.flags & METHOD_FLAG_VIRTUAL) && !(F.flags & METHOD_FLAG_OBJECT_CORE)) { //virtual method const MethodInfo &mi = F; Dictionary d2; d2["name"] = String(method_name); d2["is_const"] = (F.flags & METHOD_FLAG_CONST) ? true : false; d2["is_static"] = (F.flags & METHOD_FLAG_STATIC) ? true : false; d2["is_vararg"] = false; d2["is_virtual"] = true; // virtual functions have no hash since no MethodBind is involved bool has_return = mi.return_val.type != Variant::NIL || (mi.return_val.usage & PROPERTY_USAGE_NIL_IS_VARIANT); Array arguments; for (int i = (has_return ? -1 : 0); i < mi.arguments.size(); i++) { PropertyInfo pinfo = i == -1 ? mi.return_val : mi.arguments[i]; Dictionary d3; if (i >= 0) { d3["name"] = pinfo.name; } d3["type"] = get_property_info_type_name(pinfo); if (mi.get_argument_meta(i) > 0) { d3["meta"] = get_type_meta_name((GodotTypeInfo::Metadata)mi.get_argument_meta(i)); } if (i == -1) { d2["return_value"] = d3; } else { arguments.push_back(d3); } } if (arguments.size()) { d2["arguments"] = arguments; } if (p_include_docs) { for (const DocData::MethodDoc &method_doc : class_doc->methods) { if (method_doc.name == method_name) { d2["description"] = fix_doc_description(method_doc.description); break; } } } methods.push_back(d2); } else if (F.name.begins_with("_")) { //hidden method, ignore } else { Dictionary d2; d2["name"] = String(method_name); MethodBind *method = ClassDB::get_method(class_name, method_name); if (!method) { continue; } d2["is_const"] = method->is_const(); d2["is_vararg"] = method->is_vararg(); d2["is_static"] = method->is_static(); d2["is_virtual"] = false; d2["hash"] = method->get_hash(); Vector compat_hashes = ClassDB::get_method_compatibility_hashes(class_name, method_name); Array compatibility; if (compat_hashes.size()) { for (int i = 0; i < compat_hashes.size(); i++) { compatibility.push_back(compat_hashes[i]); } } #ifndef DISABLE_DEPRECATED GDExtensionCompatHashes::get_legacy_hashes(class_name, method_name, compatibility); #endif if (compatibility.size() > 0) { d2["hash_compatibility"] = compatibility; } Vector default_args = method->get_default_arguments(); Array arguments; for (int i = (method->has_return() ? -1 : 0); i < method->get_argument_count(); i++) { PropertyInfo pinfo = i == -1 ? method->get_return_info() : method->get_argument_info(i); Dictionary d3; if (i >= 0) { d3["name"] = pinfo.name; } d3["type"] = get_property_info_type_name(pinfo); if (method->get_argument_meta(i) > 0) { d3["meta"] = get_type_meta_name(method->get_argument_meta(i)); } if (i >= 0 && i >= (method->get_argument_count() - default_args.size())) { int dargidx = i - (method->get_argument_count() - default_args.size()); d3["default_value"] = default_args[dargidx].get_construct_string(); } if (i == -1) { d2["return_value"] = d3; } else { arguments.push_back(d3); } } if (arguments.size()) { d2["arguments"] = arguments; } if (p_include_docs) { for (const DocData::MethodDoc &method_doc : class_doc->methods) { if (method_doc.name == method_name) { d2["description"] = fix_doc_description(method_doc.description); break; } } } methods.push_back(d2); } } if (methods.size()) { d["methods"] = methods; } } { //signals Array signals; List signal_list; ClassDB::get_signal_list(class_name, &signal_list, true); for (const MethodInfo &F : signal_list) { StringName signal_name = F.name; Dictionary d2; d2["name"] = String(signal_name); Array arguments; for (int i = 0; i < F.arguments.size(); i++) { Dictionary d3; d3["name"] = F.arguments[i].name; d3["type"] = get_property_info_type_name(F.arguments[i]); if (F.get_argument_meta(i) > 0) { d3["meta"] = get_type_meta_name((GodotTypeInfo::Metadata)F.get_argument_meta(i)); } arguments.push_back(d3); } if (arguments.size()) { d2["arguments"] = arguments; } if (p_include_docs) { for (const DocData::MethodDoc &signal_doc : class_doc->signals) { if (signal_doc.name == signal_name) { d2["description"] = fix_doc_description(signal_doc.description); break; } } } signals.push_back(d2); } if (signals.size()) { d["signals"] = signals; } } { //properties Array properties; List property_list; ClassDB::get_property_list(class_name, &property_list, true); for (const PropertyInfo &F : property_list) { if (F.usage & PROPERTY_USAGE_CATEGORY || F.usage & PROPERTY_USAGE_GROUP || F.usage & PROPERTY_USAGE_SUBGROUP || (F.type == Variant::NIL && F.usage & PROPERTY_USAGE_ARRAY)) { continue; //not real properties } if (F.name.begins_with("_")) { continue; //hidden property } if (F.name.find("/") >= 0) { // Ignore properties with '/' (slash) in the name. These are only meant for use in the inspector. continue; } StringName property_name = F.name; Dictionary d2; d2["type"] = get_property_info_type_name(F); d2["name"] = String(property_name); StringName setter = ClassDB::get_property_setter(class_name, F.name); if (!(setter == "")) { d2["setter"] = setter; } StringName getter = ClassDB::get_property_getter(class_name, F.name); if (!(getter == "")) { d2["getter"] = getter; } int index = ClassDB::get_property_index(class_name, F.name); if (index != -1) { d2["index"] = index; } if (p_include_docs) { for (const DocData::PropertyDoc &property_doc : class_doc->properties) { if (property_doc.name == property_name) { d2["description"] = fix_doc_description(property_doc.description); break; } } } properties.push_back(d2); } if (properties.size()) { d["properties"] = properties; } } if (p_include_docs && class_doc != nullptr) { d["brief_description"] = fix_doc_description(class_doc->brief_description); d["description"] = fix_doc_description(class_doc->description); } classes.push_back(d); } api_dump["classes"] = classes; } { // singletons Array singletons; List singleton_list; Engine::get_singleton()->get_singletons(&singleton_list); for (const Engine::Singleton &s : singleton_list) { Dictionary d; d["name"] = s.name; if (s.class_name != StringName()) { d["type"] = String(s.class_name); } else { d["type"] = String(s.ptr->get_class()); } singletons.push_back(d); } if (singletons.size()) { api_dump["singletons"] = singletons; } } { Array native_structures; List native_structs; ClassDB::get_native_struct_list(&native_structs); native_structs.sort_custom(); for (const StringName &E : native_structs) { String code = ClassDB::get_native_struct_code(E); Dictionary d; d["name"] = String(E); d["format"] = code; native_structures.push_back(d); } api_dump["native_structures"] = native_structures; } return api_dump; } void GDExtensionAPIDump::generate_extension_json_file(const String &p_path, bool p_include_docs) { Dictionary api = generate_extension_api(p_include_docs); Ref json; json.instantiate(); String text = json->stringify(api, "\t", false) + "\n"; Ref fa = FileAccess::open(p_path, FileAccess::WRITE); ERR_FAIL_COND_MSG(fa.is_null(), vformat("Cannot open file '%s' for writing.", p_path)); fa->store_string(text); } static bool compare_value(const String &p_path, const String &p_field, const Variant &p_old_value, const Variant &p_new_value, bool p_allow_name_change) { bool failed = false; String path = p_path + "/" + p_field; if (p_old_value.get_type() == Variant::ARRAY && p_new_value.get_type() == Variant::ARRAY) { Array old_array = p_old_value; Array new_array = p_new_value; if (!compare_value(path, "size", old_array.size(), new_array.size(), p_allow_name_change)) { failed = true; } for (int i = 0; i < old_array.size() && i < new_array.size(); i++) { if (!compare_value(path, itos(i), old_array[i], new_array[i], p_allow_name_change)) { failed = true; } } } else if (p_old_value.get_type() == Variant::DICTIONARY && p_new_value.get_type() == Variant::DICTIONARY) { Dictionary old_dict = p_old_value; Dictionary new_dict = p_new_value; for (const Variant &key : old_dict.keys()) { if (!new_dict.has(key)) { failed = true; print_error(vformat("Validate extension JSON: Error: Field '%s': %s was removed.", p_path, key)); continue; } if (p_allow_name_change && key == "name") { continue; } if (!compare_value(path, key, old_dict[key], new_dict[key], p_allow_name_change)) { failed = true; } } for (const Variant &key : old_dict.keys()) { if (!old_dict.has(key)) { failed = true; print_error(vformat("Validate extension JSON: Error: Field '%s': %s was added with value %s.", p_path, key, new_dict[key])); } } } else { bool equal = Variant::evaluate(Variant::OP_EQUAL, p_old_value, p_new_value); if (!equal) { print_error(vformat("Validate extension JSON: Error: Field '%s': %s changed value in new API, from %s to %s.", p_path, p_field, p_old_value.get_construct_string(), p_new_value.get_construct_string())); return false; } } return !failed; } static bool compare_dict_array(const Dictionary &p_old_api, const Dictionary &p_new_api, const String &p_base_array, const String &p_name_field, const Vector &p_fields_to_compare, bool p_compare_hashes, const String &p_outer_class = String(), bool p_compare_operators = false, bool p_compare_enum_value = false) { String base_array = p_outer_class + p_base_array; if (!p_old_api.has(p_base_array)) { return true; // May just not have this array and its still good. Probably added recently. } bool failed = false; ERR_FAIL_COND_V_MSG(!p_new_api.has(p_base_array), false, "New API lacks base array: " + p_base_array); Array new_api = p_new_api[p_base_array]; HashMap new_api_assoc; for (const Variant &var : new_api) { Dictionary elem = var; ERR_FAIL_COND_V_MSG(!elem.has(p_name_field), false, vformat("Validate extension JSON: Element of base_array '%s' is missing field '%s'. This is a bug.", base_array, p_name_field)); String name = elem[p_name_field]; if (p_compare_operators && elem.has("right_type")) { name += " " + String(elem["right_type"]); } new_api_assoc.insert(name, elem); } Array old_api = p_old_api[p_base_array]; for (const Variant &var : old_api) { Dictionary old_elem = var; if (!old_elem.has(p_name_field)) { failed = true; print_error(vformat("Validate extension JSON: JSON file: element of base array '%s' is missing the field: '%s'.", base_array, p_name_field)); continue; } String name = old_elem[p_name_field]; if (p_compare_operators && old_elem.has("right_type")) { name += " " + String(old_elem["right_type"]); } if (!new_api_assoc.has(name)) { failed = true; print_error(vformat("Validate extension JSON: API was removed: %s/%s", base_array, name)); continue; } Dictionary new_elem = new_api_assoc[name]; for (int j = 0; j < p_fields_to_compare.size(); j++) { String field = p_fields_to_compare[j]; bool optional = field.begins_with("*"); if (optional) { // This is an optional field, but if exists it has to exist in both. field = field.substr(1, field.length()); } bool added = field.begins_with("+"); if (added) { // Meaning this field must either exist or contents may not exist. field = field.substr(1, field.length()); } bool enum_values = field.begins_with("$"); if (enum_values) { // Meaning this field is a list of enum values. field = field.substr(1, field.length()); } bool allow_name_change = field.begins_with("@"); if (allow_name_change) { // Meaning that when structurally comparing the old and new value, the dictionary entry 'name' may change. field = field.substr(1, field.length()); } Variant old_value; if (!old_elem.has(field)) { if (optional) { if (new_elem.has(field)) { failed = true; print_error(vformat("Validate extension JSON: JSON file: Field was added in a way that breaks compatibility '%s/%s': %s", base_array, name, field)); } } else if (added && new_elem.has(field)) { // Should be ok, field now exists, should not be verified in prior versions where it does not. } else { failed = true; print_error(vformat("Validate extension JSON: JSON file: Missing field in '%s/%s': %s", base_array, name, field)); } continue; } else { old_value = old_elem[field]; } if (!new_elem.has(field)) { failed = true; ERR_PRINT(vformat("Validate extension JSON: Missing field in current API '%s/%s': %s. This is a bug.", base_array, name, field)); continue; } Variant new_value = new_elem[field]; if (p_compare_enum_value && name.ends_with("_MAX")) { if (static_cast(new_value) > static_cast(old_value)) { // Ignore the _MAX value of an enum increasing. continue; } } if (enum_values) { if (!compare_dict_array(old_elem, new_elem, field, "name", { "value" }, false, base_array + "/" + name + "/", false, true)) { failed = true; } } else if (!compare_value(base_array + "/" + name, field, old_value, new_value, allow_name_change)) { failed = true; } } if (p_compare_hashes) { if (!old_elem.has("hash")) { if (old_elem.has("is_virtual") && bool(old_elem["is_virtual"]) && !new_elem.has("hash")) { continue; // No hash for virtual methods, go on. } failed = true; print_error(vformat("Validate extension JSON: JSON file: element of base array '%s' is missing the field: 'hash'.", base_array)); continue; } uint64_t old_hash = old_elem["hash"]; if (!new_elem.has("hash")) { failed = true; print_error(vformat("Validate extension JSON: Error: Field '%s' is missing the field: 'hash'.", base_array)); continue; } uint64_t new_hash = new_elem["hash"]; bool hash_found = false; if (old_hash == new_hash) { hash_found = true; } else if (new_elem.has("hash_compatibility")) { Array compatibility = new_elem["hash_compatibility"]; for (int j = 0; j < compatibility.size(); j++) { new_hash = compatibility[j]; if (new_hash == old_hash) { hash_found = true; break; } } } if (!hash_found) { failed = true; print_error(vformat("Validate extension JSON: Error: Hash changed for '%s/%s', from %08X to %08X. This means that the function has changed and no compatibility function was provided.", base_array, name, old_hash, new_hash)); continue; } } } return !failed; } static bool compare_sub_dict_array(HashSet &r_removed_classes_registered, const String &p_outer, const String &p_outer_name, const Dictionary &p_old_api, const Dictionary &p_new_api, const String &p_base_array, const String &p_name_field, const Vector &p_fields_to_compare, bool p_compare_hashes, bool p_compare_operators = false) { if (!p_old_api.has(p_outer)) { return true; // May just not have this array and its still good. Probably added recently or optional. } bool failed = false; ERR_FAIL_COND_V_MSG(!p_new_api.has(p_outer), false, "New API lacks base array: " + p_outer); Array new_api = p_new_api[p_outer]; HashMap new_api_assoc; for (const Variant &var : new_api) { Dictionary elem = var; ERR_FAIL_COND_V_MSG(!elem.has(p_outer_name), false, vformat("Validate extension JSON: Element of base_array '%s' is missing field '%s'. This is a bug.", p_outer, p_outer_name)); new_api_assoc.insert(elem[p_outer_name], elem); } Array old_api = p_old_api[p_outer]; for (const Variant &var : old_api) { Dictionary old_elem = var; if (!old_elem.has(p_outer_name)) { failed = true; print_error(vformat("Validate extension JSON: JSON file: element of base array '%s' is missing the field: '%s'.", p_outer, p_outer_name)); continue; } String name = old_elem[p_outer_name]; if (!new_api_assoc.has(name)) { failed = true; if (!r_removed_classes_registered.has(name)) { print_error(vformat("Validate extension JSON: API was removed: %s/%s", p_outer, name)); r_removed_classes_registered.insert(name); } continue; } Dictionary new_elem = new_api_assoc[name]; if (!compare_dict_array(old_elem, new_elem, p_base_array, p_name_field, p_fields_to_compare, p_compare_hashes, p_outer + "/" + name + "/", p_compare_operators)) { failed = true; } } return !failed; } Error GDExtensionAPIDump::validate_extension_json_file(const String &p_path) { Error error; String text = FileAccess::get_file_as_string(p_path, &error); if (error != OK) { ERR_PRINT(vformat("Validate extension JSON: Could not open file '%s'.", p_path)); return error; } Ref json; json.instantiate(); error = json->parse(text); if (error != OK) { ERR_PRINT(vformat("Validate extension JSON: Error parsing '%s' at line %d: %s", p_path, json->get_error_line(), json->get_error_message())); return error; } Dictionary old_api = json->get_data(); Dictionary new_api = generate_extension_api(); { // Validate header: Dictionary header = old_api["header"]; ERR_FAIL_COND_V(!header.has("version_major"), ERR_INVALID_DATA); ERR_FAIL_COND_V(!header.has("version_minor"), ERR_INVALID_DATA); int major = header["version_major"]; int minor = header["version_minor"]; ERR_FAIL_COND_V_MSG(major != VERSION_MAJOR, ERR_INVALID_DATA, vformat("JSON API dump is for a different engine version (%d) than this one (%d)", major, VERSION_MAJOR)); ERR_FAIL_COND_V_MSG(minor > VERSION_MINOR, ERR_INVALID_DATA, vformat("JSON API dump is for a newer version of the engine: %d.%d", major, minor)); } bool failed = false; HashSet removed_classes_registered; if (!compare_dict_array(old_api, new_api, "global_constants", "name", Vector({ "value", "is_bitfield" }), false)) { failed = true; } if (!compare_dict_array(old_api, new_api, "global_enums", "name", Vector({ "$values", "is_bitfield" }), false)) { failed = true; } if (!compare_dict_array(old_api, new_api, "utility_functions", "name", Vector({ "category", "is_vararg", "*return_type", "*@arguments" }), true)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "builtin_classes", "name", old_api, new_api, "members", "name", { "type" }, false)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "builtin_classes", "name", old_api, new_api, "constants", "name", { "type", "value" }, false)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "builtin_classes", "name", old_api, new_api, "operators", "name", { "return_type" }, false, true)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "builtin_classes", "name", old_api, new_api, "methods", "name", { "is_vararg", "is_static", "is_const", "*return_type", "*@arguments" }, true)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "builtin_classes", "name", old_api, new_api, "constructors", "index", { "*@arguments" }, false)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "classes", "name", old_api, new_api, "constants", "name", { "value" }, false)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "classes", "name", old_api, new_api, "enums", "name", { "is_bitfield", "$values" }, false)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "classes", "name", old_api, new_api, "methods", "name", { "is_virtual", "is_vararg", "is_static", "is_const", "*return_value", "*@arguments" }, true)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "classes", "name", old_api, new_api, "signals", "name", { "*@arguments" }, false)) { failed = true; } if (!compare_sub_dict_array(removed_classes_registered, "classes", "name", old_api, new_api, "properties", "name", { "type", "*setter", "*getter", "*index" }, false)) { failed = true; } if (!compare_dict_array(old_api, new_api, "singletons", "name", Vector({ "type" }), false)) { failed = true; } if (!compare_dict_array(old_api, new_api, "native_structures", "name", Vector({ "format" }), false)) { failed = true; } if (failed) { return ERR_INVALID_DATA; } else { return OK; } } #endif // TOOLS_ENABLED