Cppcheck report - Godot - branch: master, commit: 216b3302f318c32a5dcf250293d90e47e712e8e9 (2024-12-22): modules/gdscript/language_server/godot_lsp.h

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/*  godot_lsp.h                                                           */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifndef GODOT_LSP_H
#define GODOT_LSP_H

#include "core/doc_data.h"
#include "core/object/class_db.h"
#include "core/templates/list.h"

namespace lsp {

typedef String DocumentUri;

/** Format BBCode documentation from DocData to markdown */
static String marked_documentation(const String &p_bbcode);

/**
 * Text documents are identified using a URI. On the protocol level, URIs are passed as strings.
 */
struct TextDocumentIdentifier {
	/**
	 * The text document's URI.
	 */
	DocumentUri uri;

	_FORCE_INLINE_ void load(const Dictionary &p_params) {
		uri = p_params["uri"];
	}

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["uri"] = uri;
		return dict;
	}
};

/**
 * Position in a text document expressed as zero-based line and zero-based character offset.
 * A position is between two characters like an ‘insert’ cursor in a editor.
 * Special values like for example -1 to denote the end of a line are not supported.
 */
struct Position {
	/**
	 * Line position in a document (zero-based).
	 */
	int line = 0;

	/**
	 * Character offset on a line in a document (zero-based). Assuming that the line is
	 * represented as a string, the `character` value represents the gap between the
	 * `character` and `character + 1`.
	 *
	 * If the character value is greater than the line length it defaults back to the
	 * line length.
	 */
	int character = 0;

	_FORCE_INLINE_ bool operator==(const Position &p_other) const {
		return line == p_other.line && character == p_other.character;
	}

	String to_string() const {
		return vformat("(%d,%d)", line, character);
	}

	_FORCE_INLINE_ void load(const Dictionary &p_params) {
		line = p_params["line"];
		character = p_params["character"];
	}

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["line"] = line;
		dict["character"] = character;
		return dict;
	}
};

/**
 * A range in a text document expressed as (zero-based) start and end positions.
 * A range is comparable to a selection in an editor. Therefore the end position is exclusive.
 * If you want to specify a range that contains a line including the line ending character(s) then use an end position denoting the start of the next line.
 */
struct Range {
	/**
	 * The range's start position.
	 */
	Position start;

	/**
	 * The range's end position.
	 */
	Position end;

	_FORCE_INLINE_ bool operator==(const Range &p_other) const {
		return start == p_other.start && end == p_other.end;
	}

	bool contains(const Position &p_pos) const {
		// Inside line range.
		if (start.line <= p_pos.line && p_pos.line <= end.line) {
			// If on start line: must come after start char.
			bool start_ok = p_pos.line == start.line ? start.character <= p_pos.character : true;
			// If on end line: must come before end char.
			bool end_ok = p_pos.line == end.line ? p_pos.character <= end.character : true;
			return start_ok && end_ok;
		} else {
			return false;
		}
	}

	String to_string() const {
		return vformat("[%s:%s]", start.to_string(), end.to_string());
	}

	_FORCE_INLINE_ void load(const Dictionary &p_params) {
		start.load(p_params["start"]);
		end.load(p_params["end"]);
	}

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["start"] = start.to_json();
		dict["end"] = end.to_json();
		return dict;
	}
};

/**
 * Represents a location inside a resource, such as a line inside a text file.
 */
struct Location {
	DocumentUri uri;
	Range range;

	_FORCE_INLINE_ void load(const Dictionary &p_params) {
		uri = p_params["uri"];
		range.load(p_params["range"]);
	}

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["uri"] = uri;
		dict["range"] = range.to_json();
		return dict;
	}
};

/**
 * Represents a link between a source and a target location.
 */
struct LocationLink {
	/**
	 * Span of the origin of this link.
	 *
	 * Used as the underlined span for mouse interaction. Defaults to the word range at
	 * the mouse position.
	 */
	Range *originSelectionRange = nullptr;

	/**
	 * The target resource identifier of this link.
	 */
	String targetUri;

	/**
	 * The full target range of this link. If the target for example is a symbol then target range is the
	 * range enclosing this symbol not including leading/trailing whitespace but everything else
	 * like comments. This information is typically used to highlight the range in the editor.
	 */
	Range targetRange;

	/**
	 * The range that should be selected and revealed when this link is being followed, e.g the name of a function.
	 * Must be contained by the `targetRange`. See also `DocumentSymbol#range`
	 */
	Range targetSelectionRange;
};

/**
 * A parameter literal used in requests to pass a text document and a position inside that document.
 */
struct TextDocumentPositionParams {
	/**
	 * The text document.
	 */
	TextDocumentIdentifier textDocument;

	/**
	 * The position inside the text document.
	 */
	Position position;

	_FORCE_INLINE_ void load(const Dictionary &p_params) {
		textDocument.load(p_params["textDocument"]);
		position.load(p_params["position"]);
	}

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["textDocument"] = textDocument.to_json();
		dict["position"] = position.to_json();
		return dict;
	}
};

struct ReferenceContext {
	/**
	 * Include the declaration of the current symbol.
	 */
	bool includeDeclaration = false;
};

struct ReferenceParams : TextDocumentPositionParams {
	ReferenceContext context;
};

struct DocumentLinkParams {
	/**
	 * The document to provide document links for.
	 */
	TextDocumentIdentifier textDocument;

	_FORCE_INLINE_ void load(const Dictionary &p_params) {
		textDocument.load(p_params["textDocument"]);
	}
};

/**
 * A document link is a range in a text document that links to an internal or external resource, like another
 * text document or a web site.
 */
struct DocumentLink {
	/**
	 * The range this link applies to.
	 */
	Range range;

	/**
	 * The uri this link points to. If missing a resolve request is sent later.
	 */
	DocumentUri target;

	Dictionary to_json() const {
		Dictionary dict;
		dict["range"] = range.to_json();
		dict["target"] = target;
		return dict;
	}
};

/**
 * A textual edit applicable to a text document.
 */
struct TextEdit {
	/**
	 * The range of the text document to be manipulated. To insert
	 * text into a document create a range where start === end.
	 */
	Range range;

	/**
	 * The string to be inserted. For delete operations use an
	 * empty string.
	 */
	String newText;
};

/**
 * The edits to be applied.
 */
struct WorkspaceEdit {
	/**
	 * Holds changes to existing resources.
	 */
	HashMap<String, Vector<TextEdit>> changes;

	_FORCE_INLINE_ void add_edit(const String &uri, const TextEdit &edit) {
		if (changes.has(uri)) {
			changes[uri].push_back(edit);
		} else {
			Vector<TextEdit> edits;
			edits.push_back(edit);
			changes[uri] = edits;
		}
	}

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;

		Dictionary out_changes;
		for (const KeyValue<String, Vector<TextEdit>> &E : changes) {
			Array edits;
			for (int i = 0; i < E.value.size(); ++i) {
				Dictionary text_edit;
				text_edit["range"] = E.value[i].range.to_json();
				text_edit["newText"] = E.value[i].newText;
				edits.push_back(text_edit);
			}
			out_changes[E.key] = edits;
		}
		dict["changes"] = out_changes;

		return dict;
	}

	_FORCE_INLINE_ void add_change(const String &uri, const int &line, const int &start_character, const int &end_character, const String &new_text) {
		TextEdit new_edit;
		new_edit.newText = new_text;
		new_edit.range.start.line = line;
		new_edit.range.start.character = start_character;
		new_edit.range.end.line = line;
		new_edit.range.end.character = end_character;

		if (HashMap<String, Vector<TextEdit>>::Iterator E = changes.find(uri)) {
			E->value.push_back(new_edit);
		} else {
			Vector<TextEdit> edit_list;
			edit_list.push_back(new_edit);
			changes.insert(uri, edit_list);
		}
	}
};

/**
 * Represents a reference to a command.
 * Provides a title which will be used to represent a command in the UI.
 * Commands are identified by a string identifier.
 * The recommended way to handle commands is to implement their execution on the server side if the client and server provides the corresponding capabilities.
 * Alternatively the tool extension code could handle the command. The protocol currently doesn’t specify a set of well-known commands.
 */
struct Command {
	/**
	 * Title of the command, like `save`.
	 */
	String title;
	/**
	 * The identifier of the actual command handler.
	 */
	String command;
	/**
	 * Arguments that the command handler should be
	 * invoked with.
	 */
	Array arguments;

	Dictionary to_json() const {
		Dictionary dict;
		dict["title"] = title;
		dict["command"] = command;
		if (arguments.size()) {
			dict["arguments"] = arguments;
		}
		return dict;
	}
};

// Use namespace instead of enumeration to follow the LSP specifications.
// `lsp::EnumName::EnumValue` is OK but `lsp::EnumValue` is not.

namespace TextDocumentSyncKind {
/**
 * Documents should not be synced at all.
 */
static const int None = 0;

/**
 * Documents are synced by always sending the full content
 * of the document.
 */
static const int Full = 1;

/**
 * Documents are synced by sending the full content on open.
 * After that only incremental updates to the document are
 * send.
 */
static const int Incremental = 2;
}; // namespace TextDocumentSyncKind

/**
 * Completion options.
 */
struct CompletionOptions {
	/**
	 * The server provides support to resolve additional
	 * information for a completion item.
	 */
	bool resolveProvider = true;

	/**
	 * The characters that trigger completion automatically.
	 */
	Vector<String> triggerCharacters;

	CompletionOptions() {
		triggerCharacters.push_back(".");
		triggerCharacters.push_back("$");
		triggerCharacters.push_back("'");
		triggerCharacters.push_back("\"");
	}

	Dictionary to_json() const {
		Dictionary dict;
		dict["resolveProvider"] = resolveProvider;
		dict["triggerCharacters"] = triggerCharacters;
		return dict;
	}
};

/**
 * Signature help options.
 */
struct SignatureHelpOptions {
	/**
	 * The characters that trigger signature help
	 * automatically.
	 */
	Vector<String> triggerCharacters;

	Dictionary to_json() {
		Dictionary dict;
		dict["triggerCharacters"] = triggerCharacters;
		return dict;
	}
};

/**
 * Code Lens options.
 */
struct CodeLensOptions {
	/**
	 * Code lens has a resolve provider as well.
	 */
	bool resolveProvider = false;

	Dictionary to_json() {
		Dictionary dict;
		dict["resolveProvider"] = resolveProvider;
		return dict;
	}
};

/**
 * Rename options
 */
struct RenameOptions {
	/**
	 * Renames should be checked and tested before being executed.
	 */
	bool prepareProvider = true;

	Dictionary to_json() {
		Dictionary dict;
		dict["prepareProvider"] = prepareProvider;
		return dict;
	}
};

/**
 * Document link options.
 */
struct DocumentLinkOptions {
	/**
	 * Document links have a resolve provider as well.
	 */
	bool resolveProvider = false;

	Dictionary to_json() {
		Dictionary dict;
		dict["resolveProvider"] = resolveProvider;
		return dict;
	}
};

/**
 * Execute command options.
 */
struct ExecuteCommandOptions {
	/**
	 * The commands to be executed on the server
	 */
	Vector<String> commands;

	Dictionary to_json() {
		Dictionary dict;
		dict["commands"] = commands;
		return dict;
	}
};

/**
 * Save options.
 */
struct SaveOptions {
	/**
	 * The client is supposed to include the content on save.
	 */
	bool includeText = true;

	Dictionary to_json() {
		Dictionary dict;
		dict["includeText"] = includeText;
		return dict;
	}
};

/**
 * Color provider options.
 */
struct ColorProviderOptions {
	Dictionary to_json() {
		Dictionary dict;
		return dict;
	}
};

/**
 * Folding range provider options.
 */
struct FoldingRangeProviderOptions {
	Dictionary to_json() {
		Dictionary dict;
		return dict;
	}
};

struct TextDocumentSyncOptions {
	/**
	 * Open and close notifications are sent to the server. If omitted open close notification should not
	 * be sent.
	 */
	bool openClose = true;

	/**
	 * Change notifications are sent to the server. See TextDocumentSyncKind.None, TextDocumentSyncKind.Full
	 * and TextDocumentSyncKind.Incremental. If omitted it defaults to TextDocumentSyncKind.None.
	 */
	int change = TextDocumentSyncKind::Full;

	/**
	 * If present will save notifications are sent to the server. If omitted the notification should not be
	 * sent.
	 */
	bool willSave = false;

	/**
	 * If present will save wait until requests are sent to the server. If omitted the request should not be
	 * sent.
	 */
	bool willSaveWaitUntil = true;

	/**
	 * If present save notifications are sent to the server. If omitted the notification should not be
	 * sent.
	 */
	SaveOptions save;

	Dictionary to_json() {
		Dictionary dict;
		dict["willSaveWaitUntil"] = willSaveWaitUntil;
		dict["willSave"] = willSave;
		dict["openClose"] = openClose;
		dict["change"] = change;
		dict["save"] = save.to_json();
		return dict;
	}
};

/**
 * Static registration options to be returned in the initialize request.
 */
struct StaticRegistrationOptions {
	/**
	 * The id used to register the request. The id can be used to deregister
	 * the request again. See also Registration#id.
	 */
	String id;
};

/**
 * Format document on type options.
 */
struct DocumentOnTypeFormattingOptions {
	/**
	 * A character on which formatting should be triggered, like `}`.
	 */
	String firstTriggerCharacter;

	/**
	 * More trigger characters.
	 */
	Vector<String> moreTriggerCharacter;

	Dictionary to_json() {
		Dictionary dict;
		dict["firstTriggerCharacter"] = firstTriggerCharacter;
		dict["moreTriggerCharacter"] = moreTriggerCharacter;
		return dict;
	}
};

struct TextDocumentItem {
	/**
	 * The text document's URI.
	 */
	DocumentUri uri;

	/**
	 * The text document's language identifier.
	 */
	String languageId;

	/**
	 * The version number of this document (it will increase after each
	 * change, including undo/redo).
	 */
	int version = 0;

	/**
	 * The content of the opened text document.
	 */
	String text;

	void load(const Dictionary &p_dict) {
		uri = p_dict["uri"];
		languageId = p_dict["languageId"];
		version = p_dict["version"];
		text = p_dict["text"];
	}

	Dictionary to_json() const {
		Dictionary dict;
		dict["uri"] = uri;
		dict["languageId"] = languageId;
		dict["version"] = version;
		dict["text"] = text;
		return dict;
	}
};

/**
 * An event describing a change to a text document. If range and rangeLength are omitted
 * the new text is considered to be the full content of the document.
 */
struct TextDocumentContentChangeEvent {
	/**
	 * The range of the document that changed.
	 */
	Range range;

	/**
	 * The length of the range that got replaced.
	 */
	int rangeLength = 0;

	/**
	 * The new text of the range/document.
	 */
	String text;

	void load(const Dictionary &p_params) {
		text = p_params["text"];
		rangeLength = p_params["rangeLength"];
		range.load(p_params["range"]);
	}
};

// Use namespace instead of enumeration to follow the LSP specifications
namespace DiagnosticSeverity {
/**
 * Reports an error.
 */
static const int Error = 1;
/**
 * Reports a warning.
 */
static const int Warning = 2;
/**
 * Reports an information.
 */
static const int Information = 3;
/**
 * Reports a hint.
 */
static const int Hint = 4;
}; // namespace DiagnosticSeverity

/**
 * Represents a related message and source code location for a diagnostic. This should be
 * used to point to code locations that cause or related to a diagnostics, e.g when duplicating
 * a symbol in a scope.
 */
struct DiagnosticRelatedInformation {
	/**
	 * The location of this related diagnostic information.
	 */
	Location location;

	/**
	 * The message of this related diagnostic information.
	 */
	String message;

	Dictionary to_json() const {
		Dictionary dict;
		dict["location"] = location.to_json();
		dict["message"] = message;
		return dict;
	}
};

/**
 * Represents a diagnostic, such as a compiler error or warning.
 * Diagnostic objects are only valid in the scope of a resource.
 */
struct Diagnostic {
	/**
	 * The range at which the message applies.
	 */
	Range range;

	/**
	 * The diagnostic's severity. Can be omitted. If omitted it is up to the
	 * client to interpret diagnostics as error, warning, info or hint.
	 */
	int severity = 0;

	/**
	 * The diagnostic's code, which might appear in the user interface.
	 */
	int code = 0;

	/**
	 * A human-readable string describing the source of this
	 * diagnostic, e.g. 'typescript' or 'super lint'.
	 */
	String source;

	/**
	 * The diagnostic's message.
	 */
	String message;

	/**
	 * An array of related diagnostic information, e.g. when symbol-names within
	 * a scope collide all definitions can be marked via this property.
	 */
	Vector<DiagnosticRelatedInformation> relatedInformation;

	Dictionary to_json() const {
		Dictionary dict;
		dict["range"] = range.to_json();
		dict["code"] = code;
		dict["severity"] = severity;
		dict["message"] = message;
		dict["source"] = source;
		if (!relatedInformation.is_empty()) {
			Array arr;
			arr.resize(relatedInformation.size());
			for (int i = 0; i < relatedInformation.size(); i++) {
				arr[i] = relatedInformation[i].to_json();
			}
			dict["relatedInformation"] = arr;
		}
		return dict;
	}
};

// Use namespace instead of enumeration to follow the LSP specifications
/**
 * Describes the content type that a client supports in various
 * result literals like `Hover`, `ParameterInfo` or `CompletionItem`.
 *
 * Please note that `MarkupKinds` must not start with a `$`. This kinds
 * are reserved for internal usage.
 */
namespace MarkupKind {
static const String PlainText = "plaintext";
static const String Markdown = "markdown";
}; // namespace MarkupKind

/**
 * A `MarkupContent` literal represents a string value which content is interpreted base on its
 * kind flag. Currently the protocol supports `plaintext` and `markdown` as markup kinds.
 *
 * If the kind is `markdown` then the value can contain fenced code blocks like in GitHub issues.
 * See https://help.github.com/articles/creating-and-highlighting-code-blocks/#syntax-highlighting
 *
 * Here is an example how such a string can be constructed using JavaScript / TypeScript:
 * ```typescript
 * let markdown: MarkdownContent = {
 *  kind: MarkupKind.Markdown,
 *	value: [
 *		'# Header',
 *		'Some text',
 *		'```typescript',
 *		'someCode();',
 *		'```'
 *	].join('\n')
 * };
 * ```
 *
 * *Please Note* that clients might sanitize the return markdown. A client could decide to
 * remove HTML from the markdown to avoid script execution.
 */
struct MarkupContent {
	/**
	 * The type of the Markup.
	 */
	String kind;

	/**
	 * The content itself.
	 */
	String value;

	MarkupContent() {
		kind = MarkupKind::Markdown;
<--- Variable 'kind' is assigned in constructor body. Consider performing initialization in initialization list. [+]
When an object of a class is created, the constructors of all member variables are called consecutively in the order the variables are declared, even if you don't explicitly write them to the initialization list. You could avoid assigning 'kind' a value by passing the value to the constructor in the initialization list.
	}

	MarkupContent(const String &p_value) {
<--- Struct 'MarkupContent' has a constructor with 1 argument that is not explicit. [+]
Struct 'MarkupContent' has a constructor with 1 argument that is not explicit. Such constructors should in general be explicit for type safety reasons. Using the explicit keyword in the constructor means some mistakes when using the class can be avoided.
		value = p_value;
<--- Variable 'value' is assigned in constructor body. Consider performing initialization in initialization list. [+]
When an object of a class is created, the constructors of all member variables are called consecutively in the order the variables are declared, even if you don't explicitly write them to the initialization list. You could avoid assigning 'value' a value by passing the value to the constructor in the initialization list.
		kind = MarkupKind::Markdown;
<--- Variable 'kind' is assigned in constructor body. Consider performing initialization in initialization list. [+]
When an object of a class is created, the constructors of all member variables are called consecutively in the order the variables are declared, even if you don't explicitly write them to the initialization list. You could avoid assigning 'kind' a value by passing the value to the constructor in the initialization list.
	}

	Dictionary to_json() const {
		Dictionary dict;
		dict["kind"] = kind;
		dict["value"] = value;
		return dict;
	}
};

// Use namespace instead of enumeration to follow the LSP specifications
// `lsp::EnumName::EnumValue` is OK but `lsp::EnumValue` is not.
// And here C++ compilers are unhappy with our enumeration name like `Color`, `File`, `RefCounted` etc.
/**
 * The kind of a completion entry.
 */
namespace CompletionItemKind {
static const int Text = 1;
static const int Method = 2;
static const int Function = 3;
static const int Constructor = 4;
static const int Field = 5;
static const int Variable = 6;
static const int Class = 7;
static const int Interface = 8;
static const int Module = 9;
static const int Property = 10;
static const int Unit = 11;
static const int Value = 12;
static const int Enum = 13;
static const int Keyword = 14;
static const int Snippet = 15;
static const int Color = 16;
static const int File = 17;
static const int RefCounted = 18;
static const int Folder = 19;
static const int EnumMember = 20;
static const int Constant = 21;
static const int Struct = 22;
static const int Event = 23;
static const int Operator = 24;
static const int TypeParameter = 25;
}; // namespace CompletionItemKind

// Use namespace instead of enumeration to follow the LSP specifications.
/**
 * Defines whether the insert text in a completion item should be interpreted as
 * plain text or a snippet.
 */
namespace InsertTextFormat {
/**
 * The primary text to be inserted is treated as a plain string.
 */
static const int PlainText = 1;

/**
 * The primary text to be inserted is treated as a snippet.
 *
 * A snippet can define tab stops and placeholders with `$1`, `$2`
 * and `${3:foo}`. `$0` defines the final tab stop, it defaults to
 * the end of the snippet. Placeholders with equal identifiers are linked,
 * that is typing in one will update others too.
 */
static const int Snippet = 2;
}; // namespace InsertTextFormat

struct CompletionItem {
	/**
	 * The label of this completion item. By default
	 * also the text that is inserted when selecting
	 * this completion.
	 */
	String label;

	/**
	 * The kind of this completion item. Based of the kind
	 * an icon is chosen by the editor. The standardized set
	 * of available values is defined in `CompletionItemKind`.
	 */
	int kind = 0;

	/**
	 * A human-readable string with additional information
	 * about this item, like type or symbol information.
	 */
	String detail;

	/**
	 * A human-readable string that represents a doc-comment.
	 */
	MarkupContent documentation;

	/**
	 * Indicates if this item is deprecated.
	 */
	bool deprecated = false;

	/**
	 * Select this item when showing.
	 *
	 * *Note* that only one completion item can be selected and that the
	 * tool / client decides which item that is. The rule is that the *first*
	 * item of those that match best is selected.
	 */
	bool preselect = false;

	/**
	 * A string that should be used when comparing this item
	 * with other items. When omitted the label is used
	 * as the filter text for this item.
	 */
	String sortText;

	/**
	 * A string that should be used when filtering a set of
	 * completion items. When omitted the label is used as the
	 * filter text for this item.
	 */
	String filterText;

	/**
	 * A string that should be inserted into a document when selecting
	 * this completion. When omitted the label is used as the insert text
	 * for this item.
	 *
	 * The `insertText` is subject to interpretation by the client side.
	 * Some tools might not take the string literally. For example
	 * VS Code when code complete is requested in this example
	 * `con<cursor position>` and a completion item with an `insertText` of
	 * `console` is provided it will only insert `sole`. Therefore it is
	 * recommended to use `textEdit` instead since it avoids additional client
	 * side interpretation.
	 */
	String insertText;

	/**
	 * The format of the insert text. The format applies to both the `insertText` property
	 * and the `newText` property of a provided `textEdit`.
	 */
	int insertTextFormat = 0;

	/**
	 * An edit which is applied to a document when selecting this completion. When an edit is provided the value of
	 * `insertText` is ignored.
	 *
	 * *Note:* The range of the edit must be a single line range and it must contain the position at which completion
	 * has been requested.
	 */
	TextEdit textEdit;

	/**
	 * An optional array of additional text edits that are applied when
	 * selecting this completion. Edits must not overlap (including the same insert position)
	 * with the main edit nor with themselves.
	 *
	 * Additional text edits should be used to change text unrelated to the current cursor position
	 * (for example adding an import statement at the top of the file if the completion item will
	 * insert an unqualified type).
	 */
	Vector<TextEdit> additionalTextEdits;

	/**
	 * An optional set of characters that when pressed while this completion is active will accept it first and
	 * then type that character. *Note* that all commit characters should have `length=1` and that superfluous
	 * characters will be ignored.
	 */
	Vector<String> commitCharacters;

	/**
	 * An optional command that is executed *after* inserting this completion. *Note* that
	 * additional modifications to the current document should be described with the
	 * additionalTextEdits-property.
	 */
	Command command;

	/**
	 * A data entry field that is preserved on a completion item between
	 * a completion and a completion resolve request.
	 */
	Variant data;

	_FORCE_INLINE_ Dictionary to_json(bool resolved = false) const {
		Dictionary dict;
		dict["label"] = label;
		dict["kind"] = kind;
		dict["data"] = data;
		if (!insertText.is_empty()) {
			dict["insertText"] = insertText;
		}
		if (resolved) {
			dict["detail"] = detail;
			dict["documentation"] = documentation.to_json();
			dict["deprecated"] = deprecated;
			dict["preselect"] = preselect;
			if (!sortText.is_empty()) {
				dict["sortText"] = sortText;
			}
			if (!filterText.is_empty()) {
				dict["filterText"] = filterText;
			}
			if (commitCharacters.size()) {
				dict["commitCharacters"] = commitCharacters;
			}
			if (!command.command.is_empty()) {
				dict["command"] = command.to_json();
			}
		}
		return dict;
	}

	void load(const Dictionary &p_dict) {
		if (p_dict.has("label")) {
			label = p_dict["label"];
		}
		if (p_dict.has("kind")) {
			kind = p_dict["kind"];
		}
		if (p_dict.has("detail")) {
			detail = p_dict["detail"];
		}
		if (p_dict.has("documentation")) {
			Variant doc = p_dict["documentation"];
			if (doc.is_string()) {
				documentation.value = doc;
			} else if (doc.get_type() == Variant::DICTIONARY) {
				Dictionary v = doc;
				documentation.value = v["value"];
			}
		}
		if (p_dict.has("deprecated")) {
			deprecated = p_dict["deprecated"];
		}
		if (p_dict.has("preselect")) {
			preselect = p_dict["preselect"];
		}
		if (p_dict.has("sortText")) {
			sortText = p_dict["sortText"];
		}
		if (p_dict.has("filterText")) {
			filterText = p_dict["filterText"];
		}
		if (p_dict.has("insertText")) {
			insertText = p_dict["insertText"];
		}
		if (p_dict.has("data")) {
			data = p_dict["data"];
		}
	}
};

/**
 * Represents a collection of [completion items](#CompletionItem) to be presented
 * in the editor.
 */
struct CompletionList {
	/**
	 * This list it not complete. Further typing should result in recomputing
	 * this list.
	 */
	bool isIncomplete = false;

	/**
	 * The completion items.
	 */
	Vector<CompletionItem> items;
};

// Use namespace instead of enumeration to follow the LSP specifications
// `lsp::EnumName::EnumValue` is OK but `lsp::EnumValue` is not
// And here C++ compilers are unhappy with our enumeration name like `String`, `Array`, `Object` etc
/**
 * A symbol kind.
 */
namespace SymbolKind {
static const int File = 1;
static const int Module = 2;
static const int Namespace = 3;
static const int Package = 4;
static const int Class = 5;
static const int Method = 6;
static const int Property = 7;
static const int Field = 8;
static const int Constructor = 9;
static const int Enum = 10;
static const int Interface = 11;
static const int Function = 12;
static const int Variable = 13;
static const int Constant = 14;
static const int String = 15;
static const int Number = 16;
static const int Boolean = 17;
static const int Array = 18;
static const int Object = 19;
static const int Key = 20;
static const int Null = 21;
static const int EnumMember = 22;
static const int Struct = 23;
static const int Event = 24;
static const int Operator = 25;
static const int TypeParameter = 26;
}; // namespace SymbolKind

/**
 * Represents programming constructs like variables, classes, interfaces etc. that appear in a document. Document symbols can be
 * hierarchical and they have two ranges: one that encloses its definition and one that points to its most interesting range,
 * e.g. the range of an identifier.
 */
struct DocumentSymbol {
	/**
	 * The name of this symbol. Will be displayed in the user interface and therefore must not be
	 * an empty string or a string only consisting of white spaces.
	 */
	String name;

	/**
	 * More detail for this symbol, e.g the signature of a function.
	 */
	String detail;

	/**
	 * Documentation for this symbol.
	 */
	String documentation;

	/**
	 * Class name for the native symbols.
	 */
	String native_class;

	/**
	 * The kind of this symbol.
	 */
	int kind = SymbolKind::File;

	/**
	 * Indicates if this symbol is deprecated.
	 */
	bool deprecated = false;

	/**
	 * If `true`: Symbol is local to script and cannot be accessed somewhere else.
	 *
	 * For example: local variable inside a `func`.
	 */
	bool local = false;

	/**
	 * The range enclosing this symbol not including leading/trailing whitespace but everything else
	 * like comments. This information is typically used to determine if the clients cursor is
	 * inside the symbol to reveal in the symbol in the UI.
	 */
	Range range;

	/**
	 * The range that should be selected and revealed when this symbol is being picked, e.g the name of a function.
	 * Must be contained by the `range`.
	 */
	Range selectionRange;

	DocumentUri uri;
	String script_path;

	/**
	 * Children of this symbol, e.g. properties of a class.
	 */
	Vector<DocumentSymbol> children;

	Dictionary to_json(bool with_doc = false) const {
		Dictionary dict;
		dict["name"] = name;
		dict["detail"] = detail;
		dict["kind"] = kind;
		dict["deprecated"] = deprecated;
		dict["range"] = range.to_json();
		dict["selectionRange"] = selectionRange.to_json();
		if (with_doc) {
			dict["documentation"] = documentation;
			dict["native_class"] = native_class;
		}
		if (!children.is_empty()) {
			Array arr;
			for (int i = 0; i < children.size(); i++) {
				if (children[i].local) {
					continue;
				}
				arr.push_back(children[i].to_json(with_doc));
			}
			if (!children.is_empty()) {
				dict["children"] = arr;
			}
		}
		return dict;
	}

	_FORCE_INLINE_ MarkupContent render() const {
		MarkupContent markdown;
		if (detail.length()) {
			markdown.value = "\t" + detail + "\n\n";
		}
		if (documentation.length()) {
			markdown.value += marked_documentation(documentation) + "\n\n";
		}
		if (script_path.length()) {
			markdown.value += "Defined in [" + script_path + "](" + uri + ")";
		}
		return markdown;
	}

	_FORCE_INLINE_ CompletionItem make_completion_item(bool resolved = false) const {
		lsp::CompletionItem item;
		item.label = name;

		if (resolved) {
			item.documentation = render();
		}

		switch (kind) {
			case lsp::SymbolKind::Enum:
				item.kind = lsp::CompletionItemKind::Enum;
				break;
			case lsp::SymbolKind::Class:
				item.kind = lsp::CompletionItemKind::Class;
				break;
			case lsp::SymbolKind::Property:
				item.kind = lsp::CompletionItemKind::Property;
				break;
			case lsp::SymbolKind::Method:
			case lsp::SymbolKind::Function:
				item.kind = lsp::CompletionItemKind::Method;
				break;
			case lsp::SymbolKind::Event:
				item.kind = lsp::CompletionItemKind::Event;
				break;
			case lsp::SymbolKind::Constant:
				item.kind = lsp::CompletionItemKind::Constant;
				break;
			case lsp::SymbolKind::Variable:
				item.kind = lsp::CompletionItemKind::Variable;
				break;
			case lsp::SymbolKind::File:
				item.kind = lsp::CompletionItemKind::File;
				break;
			default:
				item.kind = lsp::CompletionItemKind::Text;
				break;
		}

		return item;
	}
};

struct ApplyWorkspaceEditParams {
	WorkspaceEdit edit;

	Dictionary to_json() {
		Dictionary dict;

		dict["edit"] = edit.to_json();

		return dict;
	}
};

struct NativeSymbolInspectParams {
	String native_class;
	String symbol_name;

	void load(const Dictionary &p_params) {
		native_class = p_params["native_class"];
		symbol_name = p_params["symbol_name"];
	}
};

/**
 * Enum of known range kinds
 */
namespace FoldingRangeKind {
/**
 * Folding range for a comment
 */
static const String Comment = "comment";
/**
 * Folding range for a imports or includes
 */
static const String Imports = "imports";
/**
 * Folding range for a region (e.g. `#region`)
 */
static const String Region = "region";
} // namespace FoldingRangeKind

/**
 * Represents a folding range.
 */
struct FoldingRange {
	/**
	 * The zero-based line number from where the folded range starts.
	 */
	int startLine = 0;

	/**
	 * The zero-based character offset from where the folded range starts. If not defined, defaults to the length of the start line.
	 */
	int startCharacter = 0;

	/**
	 * The zero-based line number where the folded range ends.
	 */
	int endLine = 0;

	/**
	 * The zero-based character offset before the folded range ends. If not defined, defaults to the length of the end line.
	 */
	int endCharacter = 0;

	/**
	 * Describes the kind of the folding range such as `comment' or 'region'. The kind
	 * is used to categorize folding ranges and used by commands like 'Fold all comments'. See
	 * [FoldingRangeKind](#FoldingRangeKind) for an enumeration of standardized kinds.
	 */
	String kind = FoldingRangeKind::Region;

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["startLine"] = startLine;
		dict["startCharacter"] = startCharacter;
		dict["endLine"] = endLine;
		dict["endCharacter"] = endCharacter;
		return dict;
	}
};

// Use namespace instead of enumeration to follow the LSP specifications
/**
 * How a completion was triggered
 */
namespace CompletionTriggerKind {
/**
 * Completion was triggered by typing an identifier (24x7 code
 * complete), manual invocation (e.g Ctrl+Space) or via API.
 */
static const int Invoked = 1;

/**
 * Completion was triggered by a trigger character specified by
 * the `triggerCharacters` properties of the `CompletionRegistrationOptions`.
 */
static const int TriggerCharacter = 2;

/**
 * Completion was re-triggered as the current completion list is incomplete.
 */
static const int TriggerForIncompleteCompletions = 3;
} // namespace CompletionTriggerKind

/**
 * Contains additional information about the context in which a completion request is triggered.
 */
struct CompletionContext {
	/**
	 * How the completion was triggered.
	 */
	int triggerKind = CompletionTriggerKind::TriggerCharacter;

	/**
	 * The trigger character (a single character) that has trigger code complete.
	 * Is undefined if `triggerKind !== CompletionTriggerKind.TriggerCharacter`
	 */
	String triggerCharacter;

	void load(const Dictionary &p_params) {
		triggerKind = int(p_params["triggerKind"]);
		triggerCharacter = p_params["triggerCharacter"];
	}
};

struct CompletionParams : public TextDocumentPositionParams {
	/**
	 * The completion context. This is only available if the client specifies
	 * to send this using `ClientCapabilities.textDocument.completion.contextSupport === true`
	 */
	CompletionContext context;

	void load(const Dictionary &p_params) {
		TextDocumentPositionParams::load(p_params);
		context.load(p_params["context"]);
	}

	Dictionary to_json() {
		Dictionary ctx;
		ctx["triggerCharacter"] = context.triggerCharacter;
		ctx["triggerKind"] = context.triggerKind;

		Dictionary dict;
		dict = TextDocumentPositionParams::to_json();
		dict["context"] = ctx;
		return dict;
	}
};

/**
 * The result of a hover request.
 */
struct Hover {
	/**
	 * The hover's content
	 */
	MarkupContent contents;

	/**
	 * An optional range is a range inside a text document
	 * that is used to visualize a hover, e.g. by changing the background color.
	 */
	Range range;

	_FORCE_INLINE_ Dictionary to_json() const {
		Dictionary dict;
		dict["range"] = range.to_json();
		dict["contents"] = contents.to_json();
		return dict;
	}
};

/**
 * Represents a parameter of a callable-signature. A parameter can
 * have a label and a doc-comment.
 */
struct ParameterInformation {
	/**
	 * The label of this parameter information.
	 *
	 * Either a string or an inclusive start and exclusive end offsets within its containing
	 * signature label. (see SignatureInformation.label). The offsets are based on a UTF-16
	 * string representation as `Position` and `Range` does.
	 *
	 * *Note*: a label of type string should be a substring of its containing signature label.
	 * Its intended use case is to highlight the parameter label part in the `SignatureInformation.label`.
	 */
	String label;

	/**
	 * The human-readable doc-comment of this parameter. Will be shown
	 * in the UI but can be omitted.
	 */
	MarkupContent documentation;

	Dictionary to_json() const {
		Dictionary dict;
		dict["label"] = label;
		dict["documentation"] = documentation.to_json();
		return dict;
	}
};

/**
 * Represents the signature of something callable. A signature
 * can have a label, like a function-name, a doc-comment, and
 * a set of parameters.
 */
struct SignatureInformation {
	/**
	 * The label of this signature. Will be shown in
	 * the UI.
	 */
	String label;

	/**
	 * The human-readable doc-comment of this signature. Will be shown
	 * in the UI but can be omitted.
	 */
	MarkupContent documentation;

	/**
	 * The parameters of this signature.
	 */
	Vector<ParameterInformation> parameters;

	Dictionary to_json() const {
		Dictionary dict;
		dict["label"] = label;
		dict["documentation"] = documentation.to_json();
		Array args;
		for (int i = 0; i < parameters.size(); i++) {
			args.push_back(parameters[i].to_json());
		}
		dict["parameters"] = args;
		return dict;
	}
};

/**
 * Signature help represents the signature of something
 * callable. There can be multiple signature but only one
 * active and only one active parameter.
 */
struct SignatureHelp {
	/**
	 * One or more signatures.
	 */
	Vector<SignatureInformation> signatures;

	/**
	 * The active signature. If omitted or the value lies outside the
	 * range of `signatures` the value defaults to zero or is ignored if
	 * `signatures.length === 0`. Whenever possible implementers should
	 * make an active decision about the active signature and shouldn't
	 * rely on a default value.
	 * In future version of the protocol this property might become
	 * mandatory to better express this.
	 */
	int activeSignature = 0;

	/**
	 * The active parameter of the active signature. If omitted or the value
	 * lies outside the range of `signatures[activeSignature].parameters`
	 * defaults to 0 if the active signature has parameters. If
	 * the active signature has no parameters it is ignored.
	 * In future version of the protocol this property might become
	 * mandatory to better express the active parameter if the
	 * active signature does have any.
	 */
	int activeParameter = 0;

	Dictionary to_json() const {
		Dictionary dict;
		Array sigs;
		for (int i = 0; i < signatures.size(); i++) {
			sigs.push_back(signatures[i].to_json());
		}
		dict["signatures"] = sigs;
		dict["activeSignature"] = activeSignature;
		dict["activeParameter"] = activeParameter;
		return dict;
	}
};

/**
 * A pattern to describe in which file operation requests or notifications
 * the server is interested in.
 */
struct FileOperationPattern {
	/**
	 * The glob pattern to match.
	 */
	String glob = "**/*.gd";

	/**
	 * Whether to match `file`s or `folder`s with this pattern.
	 *
	 * Matches both if undefined.
	 */
	String matches = "file";

	Dictionary to_json() const {
		Dictionary dict;

		dict["glob"] = glob;
		dict["matches"] = matches;

		return dict;
	}
};

/**
 * A filter to describe in which file operation requests or notifications
 * the server is interested in.
 */
struct FileOperationFilter {
	/**
	 * The actual file operation pattern.
	 */
	FileOperationPattern pattern;

	Dictionary to_json() const {
		Dictionary dict;

		dict["pattern"] = pattern.to_json();

		return dict;
	}
};

/**
 * The options to register for file operations.
 */
struct FileOperationRegistrationOptions {
	/**
	 * The actual filters.
	 */
	Vector<FileOperationFilter> filters;

	FileOperationRegistrationOptions() {
		filters.push_back(FileOperationFilter());
	}

	Dictionary to_json() const {
		Dictionary dict;

		Array filts;
		for (int i = 0; i < filters.size(); i++) {
			filts.push_back(filters[i].to_json());
		}
		dict["filters"] = filts;

		return dict;
	}
};

/**
 * The server is interested in file notifications/requests.
 */
struct FileOperations {
	/**
	 * The server is interested in receiving didDeleteFiles file notifications.
	 */
	FileOperationRegistrationOptions didDelete;

	Dictionary to_json() const {
		Dictionary dict;

		dict["didDelete"] = didDelete.to_json();

		return dict;
	}
};

/**
 * Workspace specific server capabilities
 */
struct Workspace {
	/**
	 * The server is interested in file notifications/requests.
	 */
	FileOperations fileOperations;

	Dictionary to_json() const {
		Dictionary dict;

		dict["fileOperations"] = fileOperations.to_json();

		return dict;
	}
};

struct ServerCapabilities {
	/**
	 * Defines how text documents are synced. Is either a detailed structure defining each notification or
	 * for backwards compatibility the TextDocumentSyncKind number. If omitted it defaults to `TextDocumentSyncKind.None`.
	 */
	TextDocumentSyncOptions textDocumentSync;

	/**
	 * The server provides hover support.
	 */
	bool hoverProvider = true;

	/**
	 * The server provides completion support.
	 */
	CompletionOptions completionProvider;

	/**
	 * The server provides signature help support.
	 */
	SignatureHelpOptions signatureHelpProvider;

	/**
	 * The server provides goto definition support.
	 */
	bool definitionProvider = true;

	/**
	 * The server provides Goto Type Definition support.
	 *
	 * Since 3.6.0
	 */
	bool typeDefinitionProvider = false;

	/**
	 * The server provides Goto Implementation support.
	 *
	 * Since 3.6.0
	 */
	bool implementationProvider = false;

	/**
	 * The server provides find references support.
	 */
	bool referencesProvider = true;

	/**
	 * The server provides document highlight support.
	 */
	bool documentHighlightProvider = false;

	/**
	 * The server provides document symbol support.
	 */
	bool documentSymbolProvider = true;

	/**
	 * The server provides workspace symbol support.
	 */
	bool workspaceSymbolProvider = true;

	/**
	 * The server supports workspace folder.
	 */
	Workspace workspace;

	/**
	 * The server provides code actions. The `CodeActionOptions` return type is only
	 * valid if the client signals code action literal support via the property
	 * `textDocument.codeAction.codeActionLiteralSupport`.
	 */
	bool codeActionProvider = false;

	/**
	 * The server provides code lens.
	 */
	CodeLensOptions codeLensProvider;

	/**
	 * The server provides document formatting.
	 */
	bool documentFormattingProvider = false;

	/**
	 * The server provides document range formatting.
	 */
	bool documentRangeFormattingProvider = false;

	/**
	 * The server provides document formatting on typing.
	 */
	DocumentOnTypeFormattingOptions documentOnTypeFormattingProvider;

	/**
	 * The server provides rename support. RenameOptions may only be
	 * specified if the client states that it supports
	 * `prepareSupport` in its initial `initialize` request.
	 */
	RenameOptions renameProvider;

	/**
	 * The server provides document link support.
	 */
	DocumentLinkOptions documentLinkProvider;

	/**
	 * The server provides color provider support.
	 *
	 * Since 3.6.0
	 */
	ColorProviderOptions colorProvider;

	/**
	 * The server provides folding provider support.
	 *
	 * Since 3.10.0
	 */
	FoldingRangeProviderOptions foldingRangeProvider;

	/**
	 * The server provides go to declaration support.
	 *
	 * Since 3.14.0
	 */
	bool declarationProvider = true;

	/**
	 * The server provides execute command support.
	 */
	ExecuteCommandOptions executeCommandProvider;

	_FORCE_INLINE_ Dictionary to_json() {
		Dictionary dict;
		dict["textDocumentSync"] = textDocumentSync.to_json();
		dict["completionProvider"] = completionProvider.to_json();
		signatureHelpProvider.triggerCharacters.push_back(",");
		signatureHelpProvider.triggerCharacters.push_back("(");
		dict["signatureHelpProvider"] = signatureHelpProvider.to_json();
		//dict["codeLensProvider"] = codeLensProvider.to_json();
		dict["documentOnTypeFormattingProvider"] = documentOnTypeFormattingProvider.to_json();
		dict["renameProvider"] = renameProvider.to_json();
		dict["documentLinkProvider"] = documentLinkProvider.to_json();
		dict["colorProvider"] = false; // colorProvider.to_json();
		dict["foldingRangeProvider"] = false; //foldingRangeProvider.to_json();
		dict["executeCommandProvider"] = executeCommandProvider.to_json();
		dict["hoverProvider"] = hoverProvider;
		dict["definitionProvider"] = definitionProvider;
		dict["typeDefinitionProvider"] = typeDefinitionProvider;
		dict["implementationProvider"] = implementationProvider;
		dict["referencesProvider"] = referencesProvider;
		dict["documentHighlightProvider"] = documentHighlightProvider;
		dict["documentSymbolProvider"] = documentSymbolProvider;
		dict["workspaceSymbolProvider"] = workspaceSymbolProvider;
		dict["workspace"] = workspace.to_json();
		dict["codeActionProvider"] = codeActionProvider;
		dict["documentFormattingProvider"] = documentFormattingProvider;
		dict["documentRangeFormattingProvider"] = documentRangeFormattingProvider;
		dict["declarationProvider"] = declarationProvider;
		return dict;
	}
};

struct InitializeResult {
	/**
	 * The capabilities the language server provides.
	 */
	ServerCapabilities capabilities;

	_FORCE_INLINE_ Dictionary to_json() {
		Dictionary dict;
		dict["capabilities"] = capabilities.to_json();
		return dict;
	}
};

struct GodotNativeClassInfo {
	String name;
	const DocData::ClassDoc *class_doc = nullptr;
	const ClassDB::ClassInfo *class_info = nullptr;

	Dictionary to_json() {
		Dictionary dict;
		dict["name"] = name;
		dict["inherits"] = class_doc->inherits;
		return dict;
	}
};

/** Features not included in the standard lsp specifications */
struct GodotCapabilities {
	/**
	 * Native class list
	 */
	List<GodotNativeClassInfo> native_classes;

	Dictionary to_json() {
		Dictionary dict;
		Array classes;
		for (List<GodotNativeClassInfo>::Element *E = native_classes.front(); E; E = E->next()) {
			classes.push_back(E->get().to_json());
		}
		dict["native_classes"] = classes;
		return dict;
	}
};

/** Format BBCode documentation from DocData to markdown */
static String marked_documentation(const String &p_bbcode) {
	String markdown = p_bbcode.strip_edges();

	Vector<String> lines = markdown.split("\n");
	bool in_code_block = false;
	int code_block_indent = -1;

	markdown = "";
	for (int i = 0; i < lines.size(); i++) {
		String line = lines[i];
		int block_start = line.find("[codeblock]");
		if (block_start != -1) {
			code_block_indent = block_start;
			in_code_block = true;
			line = "\n";
		} else if (in_code_block) {
			line = "\t" + line.substr(code_block_indent, line.length());
		}

		if (in_code_block && line.contains("[/codeblock]")) {
			line = "\n";
			in_code_block = false;
		}

		if (!in_code_block) {
			line = line.strip_edges();
			line = line.replace("[code]", "`");
			line = line.replace("[/code]", "`");
			line = line.replace("[i]", "*");
			line = line.replace("[/i]", "*");
			line = line.replace("[b]", "**");
			line = line.replace("[/b]", "**");
			line = line.replace("[u]", "__");
			line = line.replace("[/u]", "__");
			line = line.replace("[method ", "`");
			line = line.replace("[member ", "`");
			line = line.replace("[signal ", "`");
			line = line.replace("[enum ", "`");
			line = line.replace("[constant ", "`");
			line = line.replace("[", "`");
			line = line.replace("]", "`");
		}

		if (!in_code_block && i < lines.size() - 1) {
			line += "\n\n";
		} else if (i < lines.size() - 1) {
			line += "\n";
		}
		markdown += line;
	}
	return markdown;
}
} // namespace lsp

#endif // GODOT_LSP_H