Method edit

editor/script/script_editor_plugin.cpp:2532–2759

}

bool ScriptEditor::edit(const Ref<Resource> &p_resource, int p_line, int p_col, bool p_grab_focus) {
	if (p_resource.is_null()) {
		return false;
	}

	Ref<Script> scr = p_resource;

	// Don't open dominant script if using an external editor.
	bool use_external_editor =
			external_editor_active ||
			(scr.is_valid() && scr->get_language()->overrides_external_editor());
	use_external_editor = use_external_editor && !(scr.is_valid() && scr->is_built_in()); // Ignore external editor for built-in scripts.

	if (use_external_editor && restoring_layout && bool(EDITOR_GET("text_editor/external/prefer_tabs_in_external_editor"))) {
		use_external_editor = false; // Let it open internally, bulk open will handle the external editor.
	}

	const bool open_dominant = EDITOR_GET("text_editor/behavior/files/open_dominant_script_on_scene_change");

	const bool should_open = (open_dominant && !use_external_editor) || !EditorNode::get_singleton()->is_changing_scene();

	if (scr.is_valid() && scr->get_language()->overrides_external_editor()) {
		if (should_open) {
			Error err = scr->get_language()->open_in_external_editor(scr, p_line >= 0 ? p_line : 0, p_col);
			if (err != OK) {
				ERR_PRINT("Couldn't open script in the overridden external text editor");
			}
		}
		return false;
	}

	if (use_external_editor &&
			(EditorDebuggerNode::get_singleton()->get_dump_stack_script() != p_resource || EditorDebuggerNode::get_singleton()->get_debug_with_external_editor()) &&
			p_resource->get_path().is_resource_file()) {
		String path = EDITOR_GET("text_editor/external/exec_path");
		String flags = EDITOR_GET("text_editor/external/exec_flags");

		List<String> args;
		bool has_file_flag = false;
		String script_path = ProjectSettings::get_singleton()->globalize_path(p_resource->get_path());

		if (flags.size()) {
			String project_path = ProjectSettings::get_singleton()->get_resource_path();

			flags = flags.replacen("{line}", itos(MAX(p_line + 1, 1)));
			flags = flags.replacen("{col}", itos(p_col + 1));
			flags = flags.strip_edges().replace("\\\\", "\\");

			int from = 0;
			int num_chars = 0;
			bool inside_quotes = false;

			for (int i = 0; i < flags.size(); i++) {
				if (flags[i] == '"' && (!i || flags[i - 1] != '\\')) {
					if (!inside_quotes) {
						from++;
					}
					inside_quotes = !inside_quotes;