1 files changed, 18 insertions, 1 deletions

diff --git a/core/object/script_language.h b/core/object/script_language.h
index 66106bf139..95e9d2b4af 100644
--- a/core/object/script_language.h
+++ b/core/object/script_language.h
@@ -75,6 +75,7 @@ public:
 	static bool is_scripting_enabled();
 	_FORCE_INLINE_ static int get_language_count() { return _language_count; }
 	static ScriptLanguage *get_language(int p_idx);
+	static ScriptLanguage *get_language_for_extension(const String &p_extension);
 	static Error register_language(ScriptLanguage *p_language);
 	static Error unregister_language(const ScriptLanguage *p_language);
 
@@ -192,6 +193,10 @@ public:
 
 class ScriptLanguage : public Object {
 	GDCLASS(ScriptLanguage, Object)
+
+protected:
+	static void _bind_methods();
+
 public:
 	virtual String get_name() const = 0;
 
@@ -223,6 +228,13 @@ public:
 		TEMPLATE_PROJECT
 	};
 
+	enum ScriptNameCasing {
+		SCRIPT_NAME_CASING_AUTO,
+		SCRIPT_NAME_CASING_PASCAL_CASE,
+		SCRIPT_NAME_CASING_SNAKE_CASE,
+		SCRIPT_NAME_CASING_KEBAB_CASE,
+	};
+
 	struct ScriptTemplate {
 		String inherit = "Object";
 		String name;
@@ -238,7 +250,7 @@ public:
 
 	void get_core_type_words(List<String> *p_core_type_words) const;
 	virtual void get_reserved_words(List<String> *p_words) const = 0;
-	virtual bool is_control_flow_keyword(String p_string) const = 0;
+	virtual bool is_control_flow_keyword(const String &p_string) const = 0;
 	virtual void get_comment_delimiters(List<String> *p_delimiters) const = 0;
 	virtual void get_doc_comment_delimiters(List<String> *p_delimiters) const = 0;
 	virtual void get_string_delimiters(List<String> *p_delimiters) const = 0;
@@ -256,8 +268,10 @@ public:
 	virtual bool can_inherit_from_file() const { return false; }
 	virtual int find_function(const String &p_function, const String &p_code) const = 0;
 	virtual String make_function(const String &p_class, const String &p_name, const PackedStringArray &p_args) const = 0;
+	virtual bool can_make_function() const { return true; }
 	virtual Error open_in_external_editor(const Ref<Script> &p_script, int p_line, int p_col) { return ERR_UNAVAILABLE; }
 	virtual bool overrides_external_editor() { return false; }
+	virtual ScriptNameCasing preferred_file_name_casing() const { return SCRIPT_NAME_CASING_SNAKE_CASE; }
 
 	// Keep enums in sync with:
 	// scene/gui/code_edit.h - CodeEdit::CodeCompletionKind
@@ -371,6 +385,7 @@ public:
 	virtual Vector<StackInfo> debug_get_current_stack_info() { return Vector<StackInfo>(); }
 
 	virtual void reload_all_scripts() = 0;
+	virtual void reload_scripts(const Array &p_scripts, bool p_soft_reload) = 0;
 	virtual void reload_tool_script(const Ref<Script> &p_script, bool p_soft_reload) = 0;
 	/* LOADER FUNCTIONS */
 
@@ -402,6 +417,8 @@ public:
 	virtual ~ScriptLanguage() {}
 };
 
+VARIANT_ENUM_CAST(ScriptLanguage::ScriptNameCasing);
+
 extern uint8_t script_encryption_key[32];
 
 class PlaceHolderScriptInstance : public ScriptInstance {