1654 lines
46 KiB
C++
1654 lines
46 KiB
C++
/**************************************************************************/
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/* gdscript_parser.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#ifndef GDSCRIPT_PARSER_H
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#define GDSCRIPT_PARSER_H
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#include "gdscript_cache.h"
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#include "gdscript_tokenizer.h"
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#ifdef DEBUG_ENABLED
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#include "gdscript_warning.h"
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#endif
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#include "core/io/resource.h"
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#include "core/object/ref_counted.h"
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#include "core/object/script_language.h"
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#include "core/string/string_name.h"
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#include "core/string/ustring.h"
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#include "core/templates/hash_map.h"
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#include "core/templates/list.h"
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#include "core/templates/rb_map.h"
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#include "core/templates/vector.h"
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#include "core/variant/variant.h"
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#ifdef DEBUG_ENABLED
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#include "core/string/string_builder.h"
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#endif
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class GDScriptParser {
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struct AnnotationInfo;
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public:
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// Forward-declare all parser nodes, to avoid ordering issues.
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struct AnnotationNode;
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struct ArrayNode;
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struct AssertNode;
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struct AssignableNode;
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struct AssignmentNode;
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struct AwaitNode;
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struct BinaryOpNode;
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struct BreakNode;
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struct BreakpointNode;
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struct CallNode;
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struct CastNode;
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struct ClassNode;
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struct ConstantNode;
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struct ContinueNode;
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struct DictionaryNode;
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struct EnumNode;
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struct ExpressionNode;
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struct ForNode;
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struct FunctionNode;
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struct GetNodeNode;
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struct IdentifierNode;
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struct IfNode;
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struct LambdaNode;
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struct LiteralNode;
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struct MatchNode;
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struct MatchBranchNode;
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struct ParameterNode;
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struct PassNode;
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struct PatternNode;
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struct PreloadNode;
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struct ReturnNode;
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struct SelfNode;
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struct SignalNode;
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struct SubscriptNode;
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struct SuiteNode;
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struct TernaryOpNode;
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struct TypeNode;
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struct TypeTestNode;
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struct UnaryOpNode;
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struct VariableNode;
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struct WhileNode;
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class DataType {
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public:
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Vector<DataType> container_element_types;
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enum Kind {
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BUILTIN,
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NATIVE,
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SCRIPT,
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CLASS, // GDScript.
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ENUM, // Enumeration.
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VARIANT, // Can be any type.
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RESOLVING, // Currently resolving.
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UNRESOLVED,
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};
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Kind kind = UNRESOLVED;
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enum TypeSource {
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UNDETECTED, // Can be any type.
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INFERRED, // Has inferred type, but still dynamic.
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ANNOTATED_EXPLICIT, // Has a specific type annotated.
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ANNOTATED_INFERRED, // Has a static type but comes from the assigned value.
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};
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TypeSource type_source = UNDETECTED;
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bool is_constant = false;
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bool is_read_only = false;
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bool is_meta_type = false;
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bool is_pseudo_type = false; // For global names that can't be used standalone.
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bool is_coroutine = false; // For function calls.
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Variant::Type builtin_type = Variant::NIL;
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StringName native_type;
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StringName enum_type; // Enum name or the value name in an enum.
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Ref<Script> script_type;
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String script_path;
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ClassNode *class_type = nullptr;
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MethodInfo method_info; // For callable/signals.
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HashMap<StringName, int64_t> enum_values; // For enums.
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_FORCE_INLINE_ bool is_set() const { return kind != RESOLVING && kind != UNRESOLVED; }
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_FORCE_INLINE_ bool is_resolving() const { return kind == RESOLVING; }
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_FORCE_INLINE_ bool has_no_type() const { return type_source == UNDETECTED; }
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_FORCE_INLINE_ bool is_variant() const { return kind == VARIANT || kind == RESOLVING || kind == UNRESOLVED; }
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_FORCE_INLINE_ bool is_hard_type() const { return type_source > INFERRED; }
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String to_string() const;
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_FORCE_INLINE_ String to_string_strict() const { return is_hard_type() ? to_string() : "Variant"; }
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PropertyInfo to_property_info(const String &p_name) const;
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_FORCE_INLINE_ static DataType get_variant_type() { // Default DataType for container elements.
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DataType datatype;
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datatype.kind = VARIANT;
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datatype.type_source = INFERRED;
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return datatype;
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}
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_FORCE_INLINE_ void set_container_element_type(int p_index, const DataType &p_type) {
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ERR_FAIL_COND(p_index < 0);
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while (p_index >= container_element_types.size()) {
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container_element_types.push_back(get_variant_type());
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}
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container_element_types.write[p_index] = DataType(p_type);
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}
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_FORCE_INLINE_ DataType get_container_element_type(int p_index) const {
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ERR_FAIL_INDEX_V(p_index, container_element_types.size(), get_variant_type());
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return container_element_types[p_index];
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}
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_FORCE_INLINE_ DataType get_container_element_type_or_variant(int p_index) const {
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if (p_index < 0 || p_index >= container_element_types.size()) {
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return get_variant_type();
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}
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return container_element_types[p_index];
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}
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_FORCE_INLINE_ bool has_container_element_type(int p_index) const {
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return p_index >= 0 && p_index < container_element_types.size();
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}
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_FORCE_INLINE_ bool has_container_element_types() const {
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return !container_element_types.is_empty();
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}
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bool is_typed_container_type() const;
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GDScriptParser::DataType get_typed_container_type() const;
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bool operator==(const DataType &p_other) const {
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if (type_source == UNDETECTED || p_other.type_source == UNDETECTED) {
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return true; // Can be considered equal for parsing purposes.
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}
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if (type_source == INFERRED || p_other.type_source == INFERRED) {
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return true; // Can be considered equal for parsing purposes.
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}
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if (kind != p_other.kind) {
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return false;
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}
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switch (kind) {
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case VARIANT:
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return true; // All variants are the same.
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case BUILTIN:
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return builtin_type == p_other.builtin_type;
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case NATIVE:
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case ENUM: // Enums use native_type to identify the enum and its base class.
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return native_type == p_other.native_type;
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case SCRIPT:
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return script_type == p_other.script_type;
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case CLASS:
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return class_type == p_other.class_type || class_type->fqcn == p_other.class_type->fqcn;
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case RESOLVING:
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case UNRESOLVED:
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break;
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}
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return false;
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}
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bool operator!=(const DataType &p_other) const {
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return !(*this == p_other);
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}
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void operator=(const DataType &p_other) {
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kind = p_other.kind;
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type_source = p_other.type_source;
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is_read_only = p_other.is_read_only;
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is_constant = p_other.is_constant;
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is_meta_type = p_other.is_meta_type;
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is_pseudo_type = p_other.is_pseudo_type;
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is_coroutine = p_other.is_coroutine;
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builtin_type = p_other.builtin_type;
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native_type = p_other.native_type;
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enum_type = p_other.enum_type;
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script_type = p_other.script_type;
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script_path = p_other.script_path;
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class_type = p_other.class_type;
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method_info = p_other.method_info;
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enum_values = p_other.enum_values;
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container_element_types = p_other.container_element_types;
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}
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DataType() = default;
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DataType(const DataType &p_other) {
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*this = p_other;
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}
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~DataType() {}
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};
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struct ParserError {
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// TODO: Do I really need a "type"?
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// enum Type {
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// NO_ERROR,
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// EMPTY_FILE,
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// CLASS_NAME_USED_TWICE,
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// EXTENDS_USED_TWICE,
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// EXPECTED_END_STATEMENT,
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// };
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// Type type = NO_ERROR;
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String message;
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int line = 0, column = 0;
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};
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#ifdef TOOLS_ENABLED
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struct ClassDocData {
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String brief;
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String description;
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Vector<Pair<String, String>> tutorials;
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bool is_deprecated = false;
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String deprecated_message;
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bool is_experimental = false;
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String experimental_message;
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};
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struct MemberDocData {
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String description;
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bool is_deprecated = false;
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String deprecated_message;
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bool is_experimental = false;
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String experimental_message;
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};
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#endif // TOOLS_ENABLED
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struct Node {
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enum Type {
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NONE,
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ANNOTATION,
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ARRAY,
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ASSERT,
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ASSIGNMENT,
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AWAIT,
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BINARY_OPERATOR,
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BREAK,
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BREAKPOINT,
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CALL,
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CAST,
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CLASS,
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CONSTANT,
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CONTINUE,
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DICTIONARY,
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ENUM,
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FOR,
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FUNCTION,
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GET_NODE,
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IDENTIFIER,
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IF,
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LAMBDA,
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LITERAL,
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MATCH,
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MATCH_BRANCH,
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PARAMETER,
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PASS,
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PATTERN,
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PRELOAD,
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RETURN,
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SELF,
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SIGNAL,
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SUBSCRIPT,
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SUITE,
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TERNARY_OPERATOR,
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TYPE,
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TYPE_TEST,
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UNARY_OPERATOR,
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VARIABLE,
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WHILE,
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};
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Type type = NONE;
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int start_line = 0, end_line = 0;
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int start_column = 0, end_column = 0;
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int leftmost_column = 0, rightmost_column = 0;
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Node *next = nullptr;
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List<AnnotationNode *> annotations;
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DataType datatype;
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virtual DataType get_datatype() const { return datatype; }
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virtual void set_datatype(const DataType &p_datatype) { datatype = p_datatype; }
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virtual bool is_expression() const { return false; }
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virtual ~Node() {}
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};
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struct ExpressionNode : public Node {
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// Base type for all expression kinds.
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bool reduced = false;
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bool is_constant = false;
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Variant reduced_value;
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virtual bool is_expression() const override { return true; }
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virtual ~ExpressionNode() {}
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protected:
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ExpressionNode() {}
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};
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struct AnnotationNode : public Node {
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StringName name;
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Vector<ExpressionNode *> arguments;
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Vector<Variant> resolved_arguments;
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AnnotationInfo *info = nullptr;
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PropertyInfo export_info;
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bool is_resolved = false;
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bool is_applied = false;
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bool apply(GDScriptParser *p_this, Node *p_target, ClassNode *p_class);
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bool applies_to(uint32_t p_target_kinds) const;
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AnnotationNode() {
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type = ANNOTATION;
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}
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};
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struct ArrayNode : public ExpressionNode {
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Vector<ExpressionNode *> elements;
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ArrayNode() {
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type = ARRAY;
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}
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};
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struct AssertNode : public Node {
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ExpressionNode *condition = nullptr;
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ExpressionNode *message = nullptr;
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AssertNode() {
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type = ASSERT;
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}
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};
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struct AssignableNode : public Node {
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IdentifierNode *identifier = nullptr;
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ExpressionNode *initializer = nullptr;
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TypeNode *datatype_specifier = nullptr;
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bool infer_datatype = false;
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bool use_conversion_assign = false;
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int usages = 0;
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virtual ~AssignableNode() {}
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protected:
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AssignableNode() {}
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};
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struct AssignmentNode : public ExpressionNode {
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// Assignment is not really an expression but it's easier to parse as if it were.
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enum Operation {
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OP_NONE,
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OP_ADDITION,
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OP_SUBTRACTION,
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OP_MULTIPLICATION,
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OP_DIVISION,
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OP_MODULO,
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OP_POWER,
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OP_BIT_SHIFT_LEFT,
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OP_BIT_SHIFT_RIGHT,
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OP_BIT_AND,
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OP_BIT_OR,
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OP_BIT_XOR,
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};
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Operation operation = OP_NONE;
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Variant::Operator variant_op = Variant::OP_MAX;
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ExpressionNode *assignee = nullptr;
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ExpressionNode *assigned_value = nullptr;
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bool use_conversion_assign = false;
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AssignmentNode() {
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type = ASSIGNMENT;
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}
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};
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struct AwaitNode : public ExpressionNode {
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ExpressionNode *to_await = nullptr;
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AwaitNode() {
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type = AWAIT;
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}
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};
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struct BinaryOpNode : public ExpressionNode {
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enum OpType {
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OP_ADDITION,
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OP_SUBTRACTION,
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OP_MULTIPLICATION,
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OP_DIVISION,
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OP_MODULO,
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OP_POWER,
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OP_BIT_LEFT_SHIFT,
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OP_BIT_RIGHT_SHIFT,
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OP_BIT_AND,
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OP_BIT_OR,
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OP_BIT_XOR,
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OP_LOGIC_AND,
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OP_LOGIC_OR,
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OP_CONTENT_TEST,
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OP_COMP_EQUAL,
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OP_COMP_NOT_EQUAL,
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OP_COMP_LESS,
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OP_COMP_LESS_EQUAL,
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OP_COMP_GREATER,
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OP_COMP_GREATER_EQUAL,
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};
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OpType operation = OpType::OP_ADDITION;
|
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Variant::Operator variant_op = Variant::OP_MAX;
|
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ExpressionNode *left_operand = nullptr;
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ExpressionNode *right_operand = nullptr;
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BinaryOpNode() {
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type = BINARY_OPERATOR;
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}
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};
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struct BreakNode : public Node {
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BreakNode() {
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type = BREAK;
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}
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};
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struct BreakpointNode : public Node {
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BreakpointNode() {
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type = BREAKPOINT;
|
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}
|
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};
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|
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struct CallNode : public ExpressionNode {
|
|
ExpressionNode *callee = nullptr;
|
|
Vector<ExpressionNode *> arguments;
|
|
StringName function_name;
|
|
bool is_super = false;
|
|
bool is_static = false;
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|
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CallNode() {
|
|
type = CALL;
|
|
}
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|
|
Type get_callee_type() const {
|
|
if (callee == nullptr) {
|
|
return Type::NONE;
|
|
} else {
|
|
return callee->type;
|
|
}
|
|
}
|
|
};
|
|
|
|
struct CastNode : public ExpressionNode {
|
|
ExpressionNode *operand = nullptr;
|
|
TypeNode *cast_type = nullptr;
|
|
|
|
CastNode() {
|
|
type = CAST;
|
|
}
|
|
};
|
|
|
|
struct EnumNode : public Node {
|
|
struct Value {
|
|
IdentifierNode *identifier = nullptr;
|
|
ExpressionNode *custom_value = nullptr;
|
|
EnumNode *parent_enum = nullptr;
|
|
int index = -1;
|
|
bool resolved = false;
|
|
int64_t value = 0;
|
|
int line = 0;
|
|
int leftmost_column = 0;
|
|
int rightmost_column = 0;
|
|
#ifdef TOOLS_ENABLED
|
|
MemberDocData doc_data;
|
|
#endif // TOOLS_ENABLED
|
|
};
|
|
|
|
IdentifierNode *identifier = nullptr;
|
|
Vector<Value> values;
|
|
Variant dictionary;
|
|
#ifdef TOOLS_ENABLED
|
|
MemberDocData doc_data;
|
|
#endif // TOOLS_ENABLED
|
|
|
|
EnumNode() {
|
|
type = ENUM;
|
|
}
|
|
};
|
|
|
|
struct ClassNode : public Node {
|
|
struct Member {
|
|
enum Type {
|
|
UNDEFINED,
|
|
CLASS,
|
|
CONSTANT,
|
|
FUNCTION,
|
|
SIGNAL,
|
|
VARIABLE,
|
|
ENUM,
|
|
ENUM_VALUE, // For unnamed enums.
|
|
GROUP, // For member grouping.
|
|
};
|
|
|
|
Type type = UNDEFINED;
|
|
|
|
union {
|
|
ClassNode *m_class = nullptr;
|
|
ConstantNode *constant;
|
|
FunctionNode *function;
|
|
SignalNode *signal;
|
|
VariableNode *variable;
|
|
EnumNode *m_enum;
|
|
AnnotationNode *annotation;
|
|
};
|
|
EnumNode::Value enum_value;
|
|
|
|
String get_name() const {
|
|
switch (type) {
|
|
case UNDEFINED:
|
|
return "<undefined member>";
|
|
case CLASS:
|
|
// All class-type members have an id.
|
|
return m_class->identifier->name;
|
|
case CONSTANT:
|
|
return constant->identifier->name;
|
|
case FUNCTION:
|
|
return function->identifier->name;
|
|
case SIGNAL:
|
|
return signal->identifier->name;
|
|
case VARIABLE:
|
|
return variable->identifier->name;
|
|
case ENUM:
|
|
// All enum-type members have an id.
|
|
return m_enum->identifier->name;
|
|
case ENUM_VALUE:
|
|
return enum_value.identifier->name;
|
|
case GROUP:
|
|
return annotation->export_info.name;
|
|
}
|
|
return "";
|
|
}
|
|
|
|
String get_type_name() const {
|
|
switch (type) {
|
|
case UNDEFINED:
|
|
return "???";
|
|
case CLASS:
|
|
return "class";
|
|
case CONSTANT:
|
|
return "constant";
|
|
case FUNCTION:
|
|
return "function";
|
|
case SIGNAL:
|
|
return "signal";
|
|
case VARIABLE:
|
|
return "variable";
|
|
case ENUM:
|
|
return "enum";
|
|
case ENUM_VALUE:
|
|
return "enum value";
|
|
case GROUP:
|
|
return "group";
|
|
}
|
|
return "";
|
|
}
|
|
|
|
int get_line() const {
|
|
switch (type) {
|
|
case CLASS:
|
|
return m_class->start_line;
|
|
case CONSTANT:
|
|
return constant->start_line;
|
|
case FUNCTION:
|
|
return function->start_line;
|
|
case VARIABLE:
|
|
return variable->start_line;
|
|
case ENUM_VALUE:
|
|
return enum_value.line;
|
|
case ENUM:
|
|
return m_enum->start_line;
|
|
case SIGNAL:
|
|
return signal->start_line;
|
|
case GROUP:
|
|
return annotation->start_line;
|
|
case UNDEFINED:
|
|
ERR_FAIL_V_MSG(-1, "Reaching undefined member type.");
|
|
}
|
|
ERR_FAIL_V_MSG(-1, "Reaching unhandled type.");
|
|
}
|
|
|
|
DataType get_datatype() const {
|
|
switch (type) {
|
|
case CLASS:
|
|
return m_class->get_datatype();
|
|
case CONSTANT:
|
|
return constant->get_datatype();
|
|
case FUNCTION:
|
|
return function->get_datatype();
|
|
case VARIABLE:
|
|
return variable->get_datatype();
|
|
case ENUM:
|
|
return m_enum->get_datatype();
|
|
case ENUM_VALUE:
|
|
return enum_value.identifier->get_datatype();
|
|
case SIGNAL:
|
|
return signal->get_datatype();
|
|
case GROUP:
|
|
return DataType();
|
|
case UNDEFINED:
|
|
return DataType();
|
|
}
|
|
ERR_FAIL_V_MSG(DataType(), "Reaching unhandled type.");
|
|
}
|
|
|
|
Node *get_source_node() const {
|
|
switch (type) {
|
|
case CLASS:
|
|
return m_class;
|
|
case CONSTANT:
|
|
return constant;
|
|
case FUNCTION:
|
|
return function;
|
|
case VARIABLE:
|
|
return variable;
|
|
case ENUM:
|
|
return m_enum;
|
|
case ENUM_VALUE:
|
|
return enum_value.identifier;
|
|
case SIGNAL:
|
|
return signal;
|
|
case GROUP:
|
|
return annotation;
|
|
case UNDEFINED:
|
|
return nullptr;
|
|
}
|
|
ERR_FAIL_V_MSG(nullptr, "Reaching unhandled type.");
|
|
}
|
|
|
|
Member() {}
|
|
|
|
Member(ClassNode *p_class) {
|
|
type = CLASS;
|
|
m_class = p_class;
|
|
}
|
|
Member(ConstantNode *p_constant) {
|
|
type = CONSTANT;
|
|
constant = p_constant;
|
|
}
|
|
Member(VariableNode *p_variable) {
|
|
type = VARIABLE;
|
|
variable = p_variable;
|
|
}
|
|
Member(SignalNode *p_signal) {
|
|
type = SIGNAL;
|
|
signal = p_signal;
|
|
}
|
|
Member(FunctionNode *p_function) {
|
|
type = FUNCTION;
|
|
function = p_function;
|
|
}
|
|
Member(EnumNode *p_enum) {
|
|
type = ENUM;
|
|
m_enum = p_enum;
|
|
}
|
|
Member(const EnumNode::Value &p_enum_value) {
|
|
type = ENUM_VALUE;
|
|
enum_value = p_enum_value;
|
|
}
|
|
Member(AnnotationNode *p_annotation) {
|
|
type = GROUP;
|
|
annotation = p_annotation;
|
|
}
|
|
};
|
|
|
|
IdentifierNode *identifier = nullptr;
|
|
String icon_path;
|
|
String simplified_icon_path;
|
|
Vector<Member> members;
|
|
HashMap<StringName, int> members_indices;
|
|
ClassNode *outer = nullptr;
|
|
bool extends_used = false;
|
|
bool onready_used = false;
|
|
bool has_static_data = false;
|
|
bool annotated_static_unload = false;
|
|
String extends_path;
|
|
Vector<IdentifierNode *> extends; // List for indexing: extends A.B.C
|
|
DataType base_type;
|
|
String fqcn; // Fully-qualified class name. Identifies uniquely any class in the project.
|
|
#ifdef TOOLS_ENABLED
|
|
ClassDocData doc_data;
|
|
|
|
// EnumValue docs are parsed after itself, so we need a method to add/modify the doc property later.
|
|
void set_enum_value_doc_data(const StringName &p_name, const MemberDocData &p_doc_data) {
|
|
ERR_FAIL_INDEX(members_indices[p_name], members.size());
|
|
members.write[members_indices[p_name]].enum_value.doc_data = p_doc_data;
|
|
}
|
|
#endif // TOOLS_ENABLED
|
|
|
|
bool resolved_interface = false;
|
|
bool resolved_body = false;
|
|
|
|
StringName get_global_name() const {
|
|
return (outer == nullptr && identifier != nullptr) ? identifier->name : StringName();
|
|
}
|
|
|
|
Member get_member(const StringName &p_name) const {
|
|
return members[members_indices[p_name]];
|
|
}
|
|
bool has_member(const StringName &p_name) const {
|
|
return members_indices.has(p_name);
|
|
}
|
|
bool has_function(const StringName &p_name) const {
|
|
return has_member(p_name) && members[members_indices[p_name]].type == Member::FUNCTION;
|
|
}
|
|
template <typename T>
|
|
void add_member(T *p_member_node) {
|
|
members_indices[p_member_node->identifier->name] = members.size();
|
|
members.push_back(Member(p_member_node));
|
|
}
|
|
void add_member(const EnumNode::Value &p_enum_value) {
|
|
members_indices[p_enum_value.identifier->name] = members.size();
|
|
members.push_back(Member(p_enum_value));
|
|
}
|
|
void add_member_group(AnnotationNode *p_annotation_node) {
|
|
// Avoid name conflict. See GH-78252.
|
|
StringName name = vformat("@group_%d_%s", members.size(), p_annotation_node->export_info.name);
|
|
members_indices[name] = members.size();
|
|
members.push_back(Member(p_annotation_node));
|
|
}
|
|
|
|
ClassNode() {
|
|
type = CLASS;
|
|
}
|
|
};
|
|
|
|
struct ConstantNode : public AssignableNode {
|
|
#ifdef TOOLS_ENABLED
|
|
MemberDocData doc_data;
|
|
#endif // TOOLS_ENABLED
|
|
|
|
ConstantNode() {
|
|
type = CONSTANT;
|
|
}
|
|
};
|
|
|
|
struct ContinueNode : public Node {
|
|
ContinueNode() {
|
|
type = CONTINUE;
|
|
}
|
|
};
|
|
|
|
struct DictionaryNode : public ExpressionNode {
|
|
struct Pair {
|
|
ExpressionNode *key = nullptr;
|
|
ExpressionNode *value = nullptr;
|
|
};
|
|
Vector<Pair> elements;
|
|
|
|
enum Style {
|
|
LUA_TABLE,
|
|
PYTHON_DICT,
|
|
};
|
|
Style style = PYTHON_DICT;
|
|
|
|
DictionaryNode() {
|
|
type = DICTIONARY;
|
|
}
|
|
};
|
|
|
|
struct ForNode : public Node {
|
|
IdentifierNode *variable = nullptr;
|
|
TypeNode *datatype_specifier = nullptr;
|
|
bool use_conversion_assign = false;
|
|
ExpressionNode *list = nullptr;
|
|
SuiteNode *loop = nullptr;
|
|
|
|
ForNode() {
|
|
type = FOR;
|
|
}
|
|
};
|
|
|
|
struct FunctionNode : public Node {
|
|
IdentifierNode *identifier = nullptr;
|
|
Vector<ParameterNode *> parameters;
|
|
HashMap<StringName, int> parameters_indices;
|
|
TypeNode *return_type = nullptr;
|
|
SuiteNode *body = nullptr;
|
|
bool is_static = false; // For lambdas it's determined in the analyzer.
|
|
bool is_coroutine = false;
|
|
Variant rpc_config;
|
|
MethodInfo info;
|
|
LambdaNode *source_lambda = nullptr;
|
|
Vector<Variant> default_arg_values;
|
|
#ifdef TOOLS_ENABLED
|
|
MemberDocData doc_data;
|
|
#endif // TOOLS_ENABLED
|
|
|
|
bool resolved_signature = false;
|
|
bool resolved_body = false;
|
|
|
|
FunctionNode() {
|
|
type = FUNCTION;
|
|
}
|
|
};
|
|
|
|
struct GetNodeNode : public ExpressionNode {
|
|
String full_path;
|
|
bool use_dollar = true;
|
|
|
|
GetNodeNode() {
|
|
type = GET_NODE;
|
|
}
|
|
};
|
|
|
|
struct IdentifierNode : public ExpressionNode {
|
|
StringName name;
|
|
SuiteNode *suite = nullptr; // The block in which the identifier is used.
|
|
|
|
enum Source {
|
|
UNDEFINED_SOURCE,
|
|
FUNCTION_PARAMETER,
|
|
LOCAL_VARIABLE,
|
|
LOCAL_CONSTANT,
|
|
LOCAL_ITERATOR, // `for` loop iterator.
|
|
LOCAL_BIND, // Pattern bind.
|
|
MEMBER_VARIABLE,
|
|
MEMBER_CONSTANT,
|
|
MEMBER_FUNCTION,
|
|
MEMBER_SIGNAL,
|
|
MEMBER_CLASS,
|
|
INHERITED_VARIABLE,
|
|
STATIC_VARIABLE,
|
|
};
|
|
Source source = UNDEFINED_SOURCE;
|
|
|
|
union {
|
|
ParameterNode *parameter_source = nullptr;
|
|
IdentifierNode *bind_source;
|
|
VariableNode *variable_source;
|
|
ConstantNode *constant_source;
|
|
SignalNode *signal_source;
|
|
FunctionNode *function_source;
|
|
};
|
|
bool function_source_is_static = false; // For non-GDScript scripts.
|
|
|
|
FunctionNode *source_function = nullptr; // TODO: Rename to disambiguate `function_source`.
|
|
|
|
int usages = 0; // Useful for binds/iterator variable.
|
|
|
|
IdentifierNode() {
|
|
type = IDENTIFIER;
|
|
}
|
|
};
|
|
|
|
struct IfNode : public Node {
|
|
ExpressionNode *condition = nullptr;
|
|
SuiteNode *true_block = nullptr;
|
|
SuiteNode *false_block = nullptr;
|
|
|
|
IfNode() {
|
|
type = IF;
|
|
}
|
|
};
|
|
|
|
struct LambdaNode : public ExpressionNode {
|
|
FunctionNode *function = nullptr;
|
|
FunctionNode *parent_function = nullptr;
|
|
LambdaNode *parent_lambda = nullptr;
|
|
Vector<IdentifierNode *> captures;
|
|
HashMap<StringName, int> captures_indices;
|
|
bool use_self = false;
|
|
|
|
bool has_name() const {
|
|
return function && function->identifier;
|
|
}
|
|
|
|
LambdaNode() {
|
|
type = LAMBDA;
|
|
}
|
|
};
|
|
|
|
struct LiteralNode : public ExpressionNode {
|
|
Variant value;
|
|
|
|
LiteralNode() {
|
|
type = LITERAL;
|
|
}
|
|
};
|
|
|
|
struct MatchNode : public Node {
|
|
ExpressionNode *test = nullptr;
|
|
Vector<MatchBranchNode *> branches;
|
|
|
|
MatchNode() {
|
|
type = MATCH;
|
|
}
|
|
};
|
|
|
|
struct MatchBranchNode : public Node {
|
|
Vector<PatternNode *> patterns;
|
|
SuiteNode *block = nullptr;
|
|
bool has_wildcard = false;
|
|
SuiteNode *guard_body = nullptr;
|
|
|
|
MatchBranchNode() {
|
|
type = MATCH_BRANCH;
|
|
}
|
|
};
|
|
|
|
struct ParameterNode : public AssignableNode {
|
|
ParameterNode() {
|
|
type = PARAMETER;
|
|
}
|
|
};
|
|
|
|
struct PassNode : public Node {
|
|
PassNode() {
|
|
type = PASS;
|
|
}
|
|
};
|
|
|
|
struct PatternNode : public Node {
|
|
enum Type {
|
|
PT_LITERAL,
|
|
PT_EXPRESSION,
|
|
PT_BIND,
|
|
PT_ARRAY,
|
|
PT_DICTIONARY,
|
|
PT_REST,
|
|
PT_WILDCARD,
|
|
};
|
|
Type pattern_type = PT_LITERAL;
|
|
|
|
union {
|
|
LiteralNode *literal = nullptr;
|
|
IdentifierNode *bind;
|
|
ExpressionNode *expression;
|
|
};
|
|
Vector<PatternNode *> array;
|
|
bool rest_used = false; // For array/dict patterns.
|
|
|
|
struct Pair {
|
|
ExpressionNode *key = nullptr;
|
|
PatternNode *value_pattern = nullptr;
|
|
};
|
|
Vector<Pair> dictionary;
|
|
|
|
HashMap<StringName, IdentifierNode *> binds;
|
|
|
|
bool has_bind(const StringName &p_name);
|
|
IdentifierNode *get_bind(const StringName &p_name);
|
|
|
|
PatternNode() {
|
|
type = PATTERN;
|
|
}
|
|
};
|
|
struct PreloadNode : public ExpressionNode {
|
|
ExpressionNode *path = nullptr;
|
|
String resolved_path;
|
|
Ref<Resource> resource;
|
|
|
|
PreloadNode() {
|
|
type = PRELOAD;
|
|
}
|
|
};
|
|
|
|
struct ReturnNode : public Node {
|
|
ExpressionNode *return_value = nullptr;
|
|
bool void_return = false;
|
|
|
|
ReturnNode() {
|
|
type = RETURN;
|
|
}
|
|
};
|
|
|
|
struct SelfNode : public ExpressionNode {
|
|
ClassNode *current_class = nullptr;
|
|
|
|
SelfNode() {
|
|
type = SELF;
|
|
}
|
|
};
|
|
|
|
struct SignalNode : public Node {
|
|
IdentifierNode *identifier = nullptr;
|
|
Vector<ParameterNode *> parameters;
|
|
HashMap<StringName, int> parameters_indices;
|
|
MethodInfo method_info;
|
|
#ifdef TOOLS_ENABLED
|
|
MemberDocData doc_data;
|
|
#endif // TOOLS_ENABLED
|
|
|
|
int usages = 0;
|
|
|
|
SignalNode() {
|
|
type = SIGNAL;
|
|
}
|
|
};
|
|
|
|
struct SubscriptNode : public ExpressionNode {
|
|
ExpressionNode *base = nullptr;
|
|
union {
|
|
ExpressionNode *index = nullptr;
|
|
IdentifierNode *attribute;
|
|
};
|
|
|
|
bool is_attribute = false;
|
|
|
|
SubscriptNode() {
|
|
type = SUBSCRIPT;
|
|
}
|
|
};
|
|
|
|
struct SuiteNode : public Node {
|
|
SuiteNode *parent_block = nullptr;
|
|
Vector<Node *> statements;
|
|
struct Local {
|
|
enum Type {
|
|
UNDEFINED,
|
|
CONSTANT,
|
|
VARIABLE,
|
|
PARAMETER,
|
|
FOR_VARIABLE,
|
|
PATTERN_BIND,
|
|
};
|
|
Type type = UNDEFINED;
|
|
union {
|
|
ConstantNode *constant = nullptr;
|
|
VariableNode *variable;
|
|
ParameterNode *parameter;
|
|
IdentifierNode *bind;
|
|
};
|
|
StringName name;
|
|
FunctionNode *source_function = nullptr;
|
|
|
|
int start_line = 0, end_line = 0;
|
|
int start_column = 0, end_column = 0;
|
|
int leftmost_column = 0, rightmost_column = 0;
|
|
|
|
DataType get_datatype() const;
|
|
String get_name() const;
|
|
|
|
Local() {}
|
|
Local(ConstantNode *p_constant, FunctionNode *p_source_function) {
|
|
type = CONSTANT;
|
|
constant = p_constant;
|
|
name = p_constant->identifier->name;
|
|
source_function = p_source_function;
|
|
|
|
start_line = p_constant->start_line;
|
|
end_line = p_constant->end_line;
|
|
start_column = p_constant->start_column;
|
|
end_column = p_constant->end_column;
|
|
leftmost_column = p_constant->leftmost_column;
|
|
rightmost_column = p_constant->rightmost_column;
|
|
}
|
|
Local(VariableNode *p_variable, FunctionNode *p_source_function) {
|
|
type = VARIABLE;
|
|
variable = p_variable;
|
|
name = p_variable->identifier->name;
|
|
source_function = p_source_function;
|
|
|
|
start_line = p_variable->start_line;
|
|
end_line = p_variable->end_line;
|
|
start_column = p_variable->start_column;
|
|
end_column = p_variable->end_column;
|
|
leftmost_column = p_variable->leftmost_column;
|
|
rightmost_column = p_variable->rightmost_column;
|
|
}
|
|
Local(ParameterNode *p_parameter, FunctionNode *p_source_function) {
|
|
type = PARAMETER;
|
|
parameter = p_parameter;
|
|
name = p_parameter->identifier->name;
|
|
source_function = p_source_function;
|
|
|
|
start_line = p_parameter->start_line;
|
|
end_line = p_parameter->end_line;
|
|
start_column = p_parameter->start_column;
|
|
end_column = p_parameter->end_column;
|
|
leftmost_column = p_parameter->leftmost_column;
|
|
rightmost_column = p_parameter->rightmost_column;
|
|
}
|
|
Local(IdentifierNode *p_identifier, FunctionNode *p_source_function) {
|
|
type = FOR_VARIABLE;
|
|
bind = p_identifier;
|
|
name = p_identifier->name;
|
|
source_function = p_source_function;
|
|
|
|
start_line = p_identifier->start_line;
|
|
end_line = p_identifier->end_line;
|
|
start_column = p_identifier->start_column;
|
|
end_column = p_identifier->end_column;
|
|
leftmost_column = p_identifier->leftmost_column;
|
|
rightmost_column = p_identifier->rightmost_column;
|
|
}
|
|
};
|
|
Local empty;
|
|
Vector<Local> locals;
|
|
HashMap<StringName, int> locals_indices;
|
|
|
|
FunctionNode *parent_function = nullptr;
|
|
IfNode *parent_if = nullptr;
|
|
|
|
bool has_return = false;
|
|
bool has_continue = false;
|
|
bool has_unreachable_code = false; // Just so warnings aren't given more than once per block.
|
|
bool is_in_loop = false; // The block is nested in a loop (directly or indirectly).
|
|
|
|
bool has_local(const StringName &p_name) const;
|
|
const Local &get_local(const StringName &p_name) const;
|
|
template <typename T>
|
|
void add_local(T *p_local, FunctionNode *p_source_function) {
|
|
locals_indices[p_local->identifier->name] = locals.size();
|
|
locals.push_back(Local(p_local, p_source_function));
|
|
}
|
|
void add_local(const Local &p_local) {
|
|
locals_indices[p_local.name] = locals.size();
|
|
locals.push_back(p_local);
|
|
}
|
|
|
|
SuiteNode() {
|
|
type = SUITE;
|
|
}
|
|
};
|
|
|
|
struct TernaryOpNode : public ExpressionNode {
|
|
// Only one ternary operation exists, so no abstraction here.
|
|
ExpressionNode *condition = nullptr;
|
|
ExpressionNode *true_expr = nullptr;
|
|
ExpressionNode *false_expr = nullptr;
|
|
|
|
TernaryOpNode() {
|
|
type = TERNARY_OPERATOR;
|
|
}
|
|
};
|
|
|
|
struct TypeNode : public Node {
|
|
Vector<IdentifierNode *> type_chain;
|
|
Vector<TypeNode *> container_types;
|
|
|
|
TypeNode *get_container_type_or_null(int p_index) const {
|
|
return p_index >= 0 && p_index < container_types.size() ? container_types[p_index] : nullptr;
|
|
}
|
|
|
|
TypeNode() {
|
|
type = TYPE;
|
|
}
|
|
};
|
|
|
|
struct TypeTestNode : public ExpressionNode {
|
|
ExpressionNode *operand = nullptr;
|
|
TypeNode *test_type = nullptr;
|
|
DataType test_datatype;
|
|
|
|
TypeTestNode() {
|
|
type = TYPE_TEST;
|
|
}
|
|
};
|
|
|
|
struct UnaryOpNode : public ExpressionNode {
|
|
enum OpType {
|
|
OP_POSITIVE,
|
|
OP_NEGATIVE,
|
|
OP_COMPLEMENT,
|
|
OP_LOGIC_NOT,
|
|
};
|
|
|
|
OpType operation = OP_POSITIVE;
|
|
Variant::Operator variant_op = Variant::OP_MAX;
|
|
ExpressionNode *operand = nullptr;
|
|
|
|
UnaryOpNode() {
|
|
type = UNARY_OPERATOR;
|
|
}
|
|
};
|
|
|
|
struct VariableNode : public AssignableNode {
|
|
enum PropertyStyle {
|
|
PROP_NONE,
|
|
PROP_INLINE,
|
|
PROP_SETGET,
|
|
};
|
|
|
|
PropertyStyle property = PROP_NONE;
|
|
union {
|
|
FunctionNode *setter = nullptr;
|
|
IdentifierNode *setter_pointer;
|
|
};
|
|
IdentifierNode *setter_parameter = nullptr;
|
|
union {
|
|
FunctionNode *getter = nullptr;
|
|
IdentifierNode *getter_pointer;
|
|
};
|
|
|
|
bool exported = false;
|
|
bool onready = false;
|
|
PropertyInfo export_info;
|
|
int assignments = 0;
|
|
bool is_static = false;
|
|
#ifdef TOOLS_ENABLED
|
|
MemberDocData doc_data;
|
|
#endif // TOOLS_ENABLED
|
|
|
|
VariableNode() {
|
|
type = VARIABLE;
|
|
}
|
|
};
|
|
|
|
struct WhileNode : public Node {
|
|
ExpressionNode *condition = nullptr;
|
|
SuiteNode *loop = nullptr;
|
|
|
|
WhileNode() {
|
|
type = WHILE;
|
|
}
|
|
};
|
|
|
|
enum CompletionType {
|
|
COMPLETION_NONE,
|
|
COMPLETION_ANNOTATION, // Annotation (following @).
|
|
COMPLETION_ANNOTATION_ARGUMENTS, // Annotation arguments hint.
|
|
COMPLETION_ASSIGN, // Assignment based on type (e.g. enum values).
|
|
COMPLETION_ATTRIBUTE, // After id.| to look for members.
|
|
COMPLETION_ATTRIBUTE_METHOD, // After id.| to look for methods.
|
|
COMPLETION_BUILT_IN_TYPE_CONSTANT_OR_STATIC_METHOD, // Constants inside a built-in type (e.g. Color.BLUE) or static methods (e.g. Color.html).
|
|
COMPLETION_CALL_ARGUMENTS, // Complete with nodes, input actions, enum values (or usual expressions).
|
|
// TODO: COMPLETION_DECLARATION, // Potential declaration (var, const, func).
|
|
COMPLETION_GET_NODE, // Get node with $ notation.
|
|
COMPLETION_IDENTIFIER, // List available identifiers in scope.
|
|
COMPLETION_INHERIT_TYPE, // Type after extends. Exclude non-viable types (built-ins, enums, void). Includes subtypes using the argument index.
|
|
COMPLETION_METHOD, // List available methods in scope.
|
|
COMPLETION_OVERRIDE_METHOD, // Override implementation, also for native virtuals.
|
|
COMPLETION_PROPERTY_DECLARATION, // Property declaration (get, set).
|
|
COMPLETION_PROPERTY_DECLARATION_OR_TYPE, // Property declaration (get, set) or a type hint.
|
|
COMPLETION_PROPERTY_METHOD, // Property setter or getter (list available methods).
|
|
COMPLETION_RESOURCE_PATH, // For load/preload.
|
|
COMPLETION_SUBSCRIPT, // Inside id[|].
|
|
COMPLETION_SUPER_METHOD, // After super.
|
|
COMPLETION_TYPE_ATTRIBUTE, // Attribute in type name (Type.|).
|
|
COMPLETION_TYPE_NAME, // Name of type (after :).
|
|
COMPLETION_TYPE_NAME_OR_VOID, // Same as TYPE_NAME, but allows void (in function return type).
|
|
};
|
|
|
|
struct CompletionContext {
|
|
CompletionType type = COMPLETION_NONE;
|
|
ClassNode *current_class = nullptr;
|
|
FunctionNode *current_function = nullptr;
|
|
SuiteNode *current_suite = nullptr;
|
|
int current_line = -1;
|
|
int current_argument = -1;
|
|
Variant::Type builtin_type = Variant::VARIANT_MAX;
|
|
Node *node = nullptr;
|
|
Object *base = nullptr;
|
|
List<Ref<GDScriptParserRef>> dependent_parsers;
|
|
};
|
|
|
|
struct CompletionCall {
|
|
Node *call = nullptr;
|
|
int argument = -1;
|
|
};
|
|
|
|
private:
|
|
friend class GDScriptAnalyzer;
|
|
friend class GDScriptParserRef;
|
|
|
|
bool _is_tool = false;
|
|
String script_path;
|
|
bool for_completion = false;
|
|
bool panic_mode = false;
|
|
bool can_break = false;
|
|
bool can_continue = false;
|
|
List<bool> multiline_stack;
|
|
HashMap<String, Ref<GDScriptParserRef>> depended_parsers;
|
|
|
|
ClassNode *head = nullptr;
|
|
Node *list = nullptr;
|
|
List<ParserError> errors;
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
struct PendingWarning {
|
|
const Node *source = nullptr;
|
|
GDScriptWarning::Code code = GDScriptWarning::WARNING_MAX;
|
|
bool treated_as_error = false;
|
|
Vector<String> symbols;
|
|
};
|
|
|
|
bool is_ignoring_warnings = false;
|
|
List<GDScriptWarning> warnings;
|
|
List<PendingWarning> pending_warnings;
|
|
HashSet<int> warning_ignored_lines[GDScriptWarning::WARNING_MAX];
|
|
HashSet<int> unsafe_lines;
|
|
#endif
|
|
|
|
GDScriptTokenizer *tokenizer = nullptr;
|
|
GDScriptTokenizer::Token previous;
|
|
GDScriptTokenizer::Token current;
|
|
|
|
ClassNode *current_class = nullptr;
|
|
FunctionNode *current_function = nullptr;
|
|
LambdaNode *current_lambda = nullptr;
|
|
SuiteNode *current_suite = nullptr;
|
|
|
|
CompletionContext completion_context;
|
|
CompletionCall completion_call;
|
|
List<CompletionCall> completion_call_stack;
|
|
bool passed_cursor = false;
|
|
bool in_lambda = false;
|
|
bool lambda_ended = false; // Marker for when a lambda ends, to apply an end of statement if needed.
|
|
|
|
typedef bool (GDScriptParser::*AnnotationAction)(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
struct AnnotationInfo {
|
|
enum TargetKind {
|
|
NONE = 0,
|
|
SCRIPT = 1 << 0,
|
|
CLASS = 1 << 1,
|
|
VARIABLE = 1 << 2,
|
|
CONSTANT = 1 << 3,
|
|
SIGNAL = 1 << 4,
|
|
FUNCTION = 1 << 5,
|
|
STATEMENT = 1 << 6,
|
|
STANDALONE = 1 << 7,
|
|
CLASS_LEVEL = CLASS | VARIABLE | CONSTANT | SIGNAL | FUNCTION,
|
|
};
|
|
uint32_t target_kind = 0; // Flags.
|
|
AnnotationAction apply = nullptr;
|
|
MethodInfo info;
|
|
};
|
|
static HashMap<StringName, AnnotationInfo> valid_annotations;
|
|
List<AnnotationNode *> annotation_stack;
|
|
|
|
typedef ExpressionNode *(GDScriptParser::*ParseFunction)(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
// Higher value means higher precedence (i.e. is evaluated first).
|
|
enum Precedence {
|
|
PREC_NONE,
|
|
PREC_ASSIGNMENT,
|
|
PREC_CAST,
|
|
PREC_TERNARY,
|
|
PREC_LOGIC_OR,
|
|
PREC_LOGIC_AND,
|
|
PREC_LOGIC_NOT,
|
|
PREC_CONTENT_TEST,
|
|
PREC_COMPARISON,
|
|
PREC_BIT_OR,
|
|
PREC_BIT_XOR,
|
|
PREC_BIT_AND,
|
|
PREC_BIT_SHIFT,
|
|
PREC_ADDITION_SUBTRACTION,
|
|
PREC_FACTOR,
|
|
PREC_SIGN,
|
|
PREC_BIT_NOT,
|
|
PREC_POWER,
|
|
PREC_TYPE_TEST,
|
|
PREC_AWAIT,
|
|
PREC_CALL,
|
|
PREC_ATTRIBUTE,
|
|
PREC_SUBSCRIPT,
|
|
PREC_PRIMARY,
|
|
};
|
|
struct ParseRule {
|
|
ParseFunction prefix = nullptr;
|
|
ParseFunction infix = nullptr;
|
|
Precedence precedence = PREC_NONE;
|
|
};
|
|
static ParseRule *get_rule(GDScriptTokenizer::Token::Type p_token_type);
|
|
|
|
List<Node *> nodes_in_progress;
|
|
void complete_extents(Node *p_node);
|
|
void update_extents(Node *p_node);
|
|
void reset_extents(Node *p_node, GDScriptTokenizer::Token p_token);
|
|
void reset_extents(Node *p_node, Node *p_from);
|
|
|
|
template <typename T>
|
|
T *alloc_node() {
|
|
T *node = memnew(T);
|
|
|
|
node->next = list;
|
|
list = node;
|
|
|
|
reset_extents(node, previous);
|
|
nodes_in_progress.push_back(node);
|
|
|
|
return node;
|
|
}
|
|
void clear();
|
|
void push_error(const String &p_message, const Node *p_origin = nullptr);
|
|
#ifdef DEBUG_ENABLED
|
|
void push_warning(const Node *p_source, GDScriptWarning::Code p_code, const Vector<String> &p_symbols);
|
|
template <typename... Symbols>
|
|
void push_warning(const Node *p_source, GDScriptWarning::Code p_code, const Symbols &...p_symbols) {
|
|
push_warning(p_source, p_code, Vector<String>{ p_symbols... });
|
|
}
|
|
void apply_pending_warnings();
|
|
#endif
|
|
|
|
void make_completion_context(CompletionType p_type, Node *p_node, int p_argument = -1, bool p_force = false);
|
|
void make_completion_context(CompletionType p_type, Variant::Type p_builtin_type, bool p_force = false);
|
|
void push_completion_call(Node *p_call);
|
|
void pop_completion_call();
|
|
void set_last_completion_call_arg(int p_argument);
|
|
|
|
GDScriptTokenizer::Token advance();
|
|
bool match(GDScriptTokenizer::Token::Type p_token_type);
|
|
bool check(GDScriptTokenizer::Token::Type p_token_type) const;
|
|
bool consume(GDScriptTokenizer::Token::Type p_token_type, const String &p_error_message);
|
|
bool is_at_end() const;
|
|
bool is_statement_end_token() const;
|
|
bool is_statement_end() const;
|
|
void end_statement(const String &p_context);
|
|
void synchronize();
|
|
void push_multiline(bool p_state);
|
|
void pop_multiline();
|
|
|
|
// Main blocks.
|
|
void parse_program();
|
|
ClassNode *parse_class(bool p_is_static);
|
|
void parse_class_name();
|
|
void parse_extends();
|
|
void parse_class_body(bool p_is_multiline);
|
|
template <typename T>
|
|
void parse_class_member(T *(GDScriptParser::*p_parse_function)(bool), AnnotationInfo::TargetKind p_target, const String &p_member_kind, bool p_is_static = false);
|
|
SignalNode *parse_signal(bool p_is_static);
|
|
EnumNode *parse_enum(bool p_is_static);
|
|
ParameterNode *parse_parameter();
|
|
FunctionNode *parse_function(bool p_is_static);
|
|
void parse_function_signature(FunctionNode *p_function, SuiteNode *p_body, const String &p_type);
|
|
SuiteNode *parse_suite(const String &p_context, SuiteNode *p_suite = nullptr, bool p_for_lambda = false);
|
|
// Annotations
|
|
AnnotationNode *parse_annotation(uint32_t p_valid_targets);
|
|
static bool register_annotation(const MethodInfo &p_info, uint32_t p_target_kinds, AnnotationAction p_apply, const Vector<Variant> &p_default_arguments = Vector<Variant>(), bool p_is_vararg = false);
|
|
bool validate_annotation_arguments(AnnotationNode *p_annotation);
|
|
void clear_unused_annotations();
|
|
bool tool_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool icon_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool onready_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
template <PropertyHint t_hint, Variant::Type t_type>
|
|
bool export_annotations(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool export_storage_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool export_custom_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
template <PropertyUsageFlags t_usage>
|
|
bool export_group_annotations(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool warning_annotations(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool rpc_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
bool static_unload_annotation(const AnnotationNode *p_annotation, Node *p_target, ClassNode *p_class);
|
|
// Statements.
|
|
Node *parse_statement();
|
|
VariableNode *parse_variable(bool p_is_static);
|
|
VariableNode *parse_variable(bool p_is_static, bool p_allow_property);
|
|
VariableNode *parse_property(VariableNode *p_variable, bool p_need_indent);
|
|
void parse_property_getter(VariableNode *p_variable);
|
|
void parse_property_setter(VariableNode *p_variable);
|
|
ConstantNode *parse_constant(bool p_is_static);
|
|
AssertNode *parse_assert();
|
|
BreakNode *parse_break();
|
|
ContinueNode *parse_continue();
|
|
ForNode *parse_for();
|
|
IfNode *parse_if(const String &p_token = "if");
|
|
MatchNode *parse_match();
|
|
MatchBranchNode *parse_match_branch();
|
|
PatternNode *parse_match_pattern(PatternNode *p_root_pattern = nullptr);
|
|
WhileNode *parse_while();
|
|
// Expressions.
|
|
ExpressionNode *parse_expression(bool p_can_assign, bool p_stop_on_assign = false);
|
|
ExpressionNode *parse_precedence(Precedence p_precedence, bool p_can_assign, bool p_stop_on_assign = false);
|
|
ExpressionNode *parse_literal(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
LiteralNode *parse_literal();
|
|
ExpressionNode *parse_self(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_identifier(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
IdentifierNode *parse_identifier();
|
|
ExpressionNode *parse_builtin_constant(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_unary_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_binary_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_binary_not_in_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_ternary_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_assignment(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_array(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_dictionary(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_call(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_get_node(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_preload(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_grouping(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_cast(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_await(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_attribute(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_subscript(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_lambda(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_type_test(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_yield(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
ExpressionNode *parse_invalid_token(ExpressionNode *p_previous_operand, bool p_can_assign);
|
|
TypeNode *parse_type(bool p_allow_void = false);
|
|
|
|
#ifdef TOOLS_ENABLED
|
|
int max_script_doc_line = INT_MAX;
|
|
int min_member_doc_line = 1;
|
|
bool has_comment(int p_line, bool p_must_be_doc = false);
|
|
MemberDocData parse_doc_comment(int p_line, bool p_single_line = false);
|
|
ClassDocData parse_class_doc_comment(int p_line, bool p_single_line = false);
|
|
#endif // TOOLS_ENABLED
|
|
|
|
public:
|
|
Error parse(const String &p_source_code, const String &p_script_path, bool p_for_completion);
|
|
Error parse_binary(const Vector<uint8_t> &p_binary, const String &p_script_path);
|
|
ClassNode *get_tree() const { return head; }
|
|
bool is_tool() const { return _is_tool; }
|
|
Ref<GDScriptParserRef> get_depended_parser_for(const String &p_path);
|
|
const HashMap<String, Ref<GDScriptParserRef>> &get_depended_parsers();
|
|
ClassNode *find_class(const String &p_qualified_name) const;
|
|
bool has_class(const GDScriptParser::ClassNode *p_class) const;
|
|
static Variant::Type get_builtin_type(const StringName &p_type); // Excluding `Variant::NIL` and `Variant::OBJECT`.
|
|
|
|
CompletionContext get_completion_context() const { return completion_context; }
|
|
CompletionCall get_completion_call() const { return completion_call; }
|
|
void get_annotation_list(List<MethodInfo> *r_annotations) const;
|
|
bool annotation_exists(const String &p_annotation_name) const;
|
|
|
|
const List<ParserError> &get_errors() const { return errors; }
|
|
const List<String> get_dependencies() const {
|
|
// TODO: Keep track of deps.
|
|
return List<String>();
|
|
}
|
|
#ifdef DEBUG_ENABLED
|
|
const List<GDScriptWarning> &get_warnings() const { return warnings; }
|
|
const HashSet<int> &get_unsafe_lines() const { return unsafe_lines; }
|
|
int get_last_line_number() const { return current.end_line; }
|
|
#endif
|
|
|
|
#ifdef TOOLS_ENABLED
|
|
static HashMap<String, String> theme_color_names;
|
|
#endif // TOOLS_ENABLED
|
|
|
|
GDScriptParser();
|
|
~GDScriptParser();
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
class TreePrinter {
|
|
int indent_level = 0;
|
|
String indent;
|
|
StringBuilder printed;
|
|
bool pending_indent = false;
|
|
|
|
void increase_indent();
|
|
void decrease_indent();
|
|
void push_line(const String &p_line = String());
|
|
void push_text(const String &p_text);
|
|
|
|
void print_annotation(const AnnotationNode *p_annotation);
|
|
void print_array(ArrayNode *p_array);
|
|
void print_assert(AssertNode *p_assert);
|
|
void print_assignment(AssignmentNode *p_assignment);
|
|
void print_await(AwaitNode *p_await);
|
|
void print_binary_op(BinaryOpNode *p_binary_op);
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void print_call(CallNode *p_call);
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void print_cast(CastNode *p_cast);
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void print_class(ClassNode *p_class);
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void print_constant(ConstantNode *p_constant);
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void print_dictionary(DictionaryNode *p_dictionary);
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void print_expression(ExpressionNode *p_expression);
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void print_enum(EnumNode *p_enum);
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void print_for(ForNode *p_for);
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void print_function(FunctionNode *p_function, const String &p_context = "Function");
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void print_get_node(GetNodeNode *p_get_node);
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void print_if(IfNode *p_if, bool p_is_elif = false);
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void print_identifier(IdentifierNode *p_identifier);
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void print_lambda(LambdaNode *p_lambda);
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void print_literal(LiteralNode *p_literal);
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void print_match(MatchNode *p_match);
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void print_match_branch(MatchBranchNode *p_match_branch);
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void print_match_pattern(PatternNode *p_match_pattern);
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void print_parameter(ParameterNode *p_parameter);
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void print_preload(PreloadNode *p_preload);
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void print_return(ReturnNode *p_return);
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void print_self(SelfNode *p_self);
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void print_signal(SignalNode *p_signal);
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void print_statement(Node *p_statement);
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void print_subscript(SubscriptNode *p_subscript);
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void print_suite(SuiteNode *p_suite);
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void print_ternary_op(TernaryOpNode *p_ternary_op);
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void print_type(TypeNode *p_type);
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void print_type_test(TypeTestNode *p_type_test);
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void print_unary_op(UnaryOpNode *p_unary_op);
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void print_variable(VariableNode *p_variable);
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void print_while(WhileNode *p_while);
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public:
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void print_tree(const GDScriptParser &p_parser);
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};
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#endif // DEBUG_ENABLED
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static void cleanup();
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};
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#endif // GDSCRIPT_PARSER_H
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