# TODO(yjbanov): This is a copy of https://raw.githubusercontent.com/flutter/flutter/master/analysis_options.yaml. # Most rules are commented out because Flutter Web does not conform to most of them. # We should one by one enable and fix, until we match the Flutter set of # analyzer/linter options. analyzer: # strong-mode: # implicit-dynamic: false errors: # treat missing required parameters as a warning (not a hint) missing_required_param: warning # treat missing returns as a warning (not a hint) missing_return: warning # allow having TODOs in the code # todo: ignore #linter: # rules: # these rules are documented on and in the same order as # the Dart Lint rules page to make maintenance easier # https://github.com/dart-lang/linter/blob/master/example/all.yaml # - always_declare_return_types # - always_put_control_body_on_new_line # # - always_put_required_named_parameters_first # we prefer having parameters in the same order as fields https://github.com/flutter/flutter/issues/10219 # - always_require_non_null_named_parameters # - always_specify_types # - annotate_overrides # # - avoid_annotating_with_dynamic # conflicts with always_specify_types # - avoid_as # # - avoid_bool_literals_in_conditional_expressions # not yet tested # # - avoid_catches_without_on_clauses # we do this commonly # # - avoid_catching_errors # we do this commonly # - avoid_classes_with_only_static_members # # - avoid_double_and_int_checks # only useful when targeting JS runtime # - avoid_empty_else # - avoid_field_initializers_in_const_classes # - avoid_function_literals_in_foreach_calls # - avoid_init_to_null # # - avoid_js_rounded_ints # only useful when targeting JS runtime # - avoid_null_checks_in_equality_operators # # - avoid_positional_boolean_parameters # not yet tested # # - avoid_private_typedef_functions # we prefer having typedef (discussion in https://github.com/flutter/flutter/pull/16356) # - avoid_relative_lib_imports # - avoid_renaming_method_parameters # - avoid_return_types_on_setters # # - avoid_returning_null # there are plenty of valid reasons to return null # # - avoid_returning_this # there are plenty of valid reasons to return this # # - avoid_setters_without_getters # not yet tested # # - avoid_single_cascade_in_expression_statements # not yet tested # - avoid_slow_async_io # - avoid_types_as_parameter_names # # - avoid_types_on_closure_parameters # conflicts with always_specify_types # - avoid_unused_constructor_parameters # - avoid_void_async # - await_only_futures # - camel_case_types # - cancel_subscriptions # # - cascade_invocations # not yet tested # # - close_sinks # not reliable enough # # - comment_references # blocked on https://github.com/flutter/flutter/issues/20765 # # - constant_identifier_names # needs an opt-out https://github.com/dart-lang/linter/issues/204 # - control_flow_in_finally # # - curly_braces_in_flow_control_structures # not yet tested # - directives_ordering # - empty_catches # - empty_constructor_bodies # - empty_statements # # - file_names # not yet tested # - hash_and_equals # - implementation_imports # # - invariant_booleans # too many false positives: https://github.com/dart-lang/linter/issues/811 # - iterable_contains_unrelated_type # # - join_return_with_assignment # not yet tested # - library_names # - library_prefixes # # - lines_longer_than_80_chars # not yet tested # - list_remove_unrelated_type # # - literal_only_boolean_expressions # too many false positives: https://github.com/dart-lang/sdk/issues/34181 # - no_adjacent_strings_in_list # - no_duplicate_case_values # - non_constant_identifier_names # # - null_closures # not yet tested # # - omit_local_variable_types # opposite of always_specify_types # # - one_member_abstracts # too many false positives # # - only_throw_errors # https://github.com/flutter/flutter/issues/5792 # - overridden_fields # - package_api_docs # - package_names # - package_prefixed_library_names # # - parameter_assignments # we do this commonly # - prefer_adjacent_string_concatenation # - prefer_asserts_in_initializer_lists # - prefer_bool_in_asserts # - prefer_collection_literals # - prefer_conditional_assignment # - prefer_const_constructors # - prefer_const_constructors_in_immutables # - prefer_const_declarations # - prefer_const_literals_to_create_immutables # # - prefer_constructors_over_static_methods # not yet tested # - prefer_contains # - prefer_equal_for_default_values # # - prefer_expression_function_bodies # conflicts with https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#consider-using--for-short-functions-and-methods # - prefer_final_fields # - prefer_final_locals # - prefer_foreach # # - prefer_function_declarations_over_variables # not yet tested # - prefer_generic_function_type_aliases # - prefer_initializing_formals # # - prefer_interpolation_to_compose_strings # not yet tested # - prefer_is_empty # - prefer_is_not_empty # - prefer_iterable_whereType # # - prefer_mixin # https://github.com/dart-lang/language/issues/32 # - prefer_single_quotes # - prefer_typing_uninitialized_variables # - prefer_void_to_null # # - public_member_api_docs # enabled on a case-by-case basis; see e.g. packages/analysis_options.yaml # - recursive_getters # - slash_for_doc_comments # - sort_constructors_first # - sort_unnamed_constructors_first # - super_goes_last # - test_types_in_equals # - throw_in_finally # # - type_annotate_public_apis # subset of always_specify_types # - type_init_formals # # - unawaited_futures # too many false positives # - unnecessary_brace_in_string_interps # - unnecessary_const # - unnecessary_getters_setters # # - unnecessary_lambdas # has false positives: https://github.com/dart-lang/linter/issues/498 # - unnecessary_new # - unnecessary_null_aware_assignments # - unnecessary_null_in_if_null_operators # - unnecessary_overrides # - unnecessary_parenthesis # - unnecessary_statements # - unnecessary_this # - unrelated_type_equality_checks # - use_rethrow_when_possible # # - use_setters_to_change_properties # not yet tested # # - use_string_buffers # has false positives: https://github.com/dart-lang/sdk/issues/34182 # # - use_to_and_as_if_applicable # has false positives, so we prefer to catch this by code-review # - valid_regexps # # - void_checks # not yet tested