Add indents and textobjects for Kotlin (#12925)

runtime/queries/kotlin/textobjects.scm

@@ -0,0 +1,42 @@
+(function_declaration
+  (function_body)? @function.inside) @function.around
+
+; Unlike function_body above, the constructor body is does not have its own
+; symbol in the current grammar.
+(secondary_constructor) @function.around
+
+(class_declaration
+  (class_body)? @class.inside) @class.around
+
+(class_declaration
+  (enum_class_body) @class.inside) @class.around
+
+[
+  (line_comment)
+  (multiline_comment)
+] @comment.inside
+
+(line_comment)+ @comment.around
+
+(multiline_comment) @comment.around
+
+(enum_entry) @entry.around
+(lambda_literal) @entry.around
+(property_declaration) @entry.around
+(object_declaration) @entry.around
+(assignment) @entry.around
+
+; TODO: This doesn't work with annotations yet, but fixing it without breaking
+; the case of multiple parameters is non-trivial.
+(function_value_parameters
+  ((_) @parameter.inside . ","? @parameter.around) @parameter.around)
+
+; secondary constructor uses function_value_parameters above
+(primary_constructor
+  ((_)@parameter.inside . ","? @parameter.around) @parameter.around)
+
+(function_type_parameters
+  ((_)@parameter.inside . ","? @parameter.around) @parameter.around)
+
+(value_arguments
+  ((_)@parameter.inside . ","? @parameter.around) @parameter.around)