analyzer: errors: unused_import: error unused_local_variable: error dead_code: error override_on_non_overriding_method: error todo: ignore linter: rules: - avoid_empty_else - avoid_function_literals_in_foreach_calls - avoid_init_to_null - avoid_null_checks_in_equality_operators - avoid_return_types_on_setters - avoid_types_as_parameter_names - avoid_unused_constructor_parameters - await_only_futures - camel_case_types - control_flow_in_finally - directives_ordering - empty_catches - empty_constructor_bodies - empty_statements - implementation_imports - iterable_contains_unrelated_type - library_names - library_prefixes - list_remove_unrelated_type - no_adjacent_strings_in_list - no_duplicate_case_values - non_constant_identifier_names - omit_local_variable_types - package_names - package_prefixed_library_names - prefer_adjacent_string_concatenation - prefer_collection_literals - prefer_conditional_assignment - prefer_contains - prefer_equal_for_default_values - prefer_final_fields - prefer_initializing_formals - prefer_is_empty - prefer_is_not_empty - recursive_getters - slash_for_doc_comments - super_goes_last - test_types_in_equals - throw_in_finally - type_init_formals - unnecessary_brace_in_string_interps - unnecessary_getters_setters - unnecessary_new - unnecessary_null_aware_assignments - unnecessary_statements - unnecessary_this - unrelated_type_equality_checks - valid_regexps