| include: ../analysis_options.yaml |
| |
| 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: true |
| always_put_control_body_on_new_line: true |
| # - 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: true |
| always_specify_types: true |
| annotate_overrides: true |
| # - avoid_annotating_with_dynamic # conflicts with always_specify_types |
| # - avoid_as # incompatible with implicit-casts: false |
| avoid_bool_literals_in_conditional_expressions: true |
| # - avoid_catches_without_on_clauses # we do this commonly |
| # - avoid_catching_errors # we do this commonly |
| avoid_classes_with_only_static_members: true |
| # - avoid_double_and_int_checks # only useful when targeting JS runtime |
| avoid_empty_else: true |
| avoid_field_initializers_in_const_classes: true |
| avoid_function_literals_in_foreach_calls: true |
| # - avoid_implementing_value_types # not yet tested |
| avoid_init_to_null: true |
| # - avoid_js_rounded_ints # only useful when targeting JS runtime |
| avoid_null_checks_in_equality_operators: true |
| # - 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: true |
| avoid_renaming_method_parameters: true |
| avoid_return_types_on_setters: true |
| # - avoid_returning_null # there are plenty of valid reasons to return null |
| # - avoid_returning_null_for_future # not yet tested |
| avoid_returning_null_for_void: true |
| # - avoid_returning_this # there are plenty of valid reasons to return this |
| # - avoid_setters_without_getters # not yet tested |
| # - avoid_shadowing_type_parameters # not yet tested |
| # - avoid_single_cascade_in_expression_statements # not yet tested |
| avoid_slow_async_io: true |
| avoid_types_as_parameter_names: true |
| # - avoid_types_on_closure_parameters # conflicts with always_specify_types |
| avoid_unused_constructor_parameters: true |
| avoid_void_async: true |
| await_only_futures: true |
| camel_case_types: true |
| cancel_subscriptions: true |
| # - 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: true |
| curly_braces_in_flow_control_structures: true |
| # - diagnostic_describe_all_properties # not yet tested |
| directives_ordering: true |
| empty_catches: true |
| empty_constructor_bodies: true |
| empty_statements: true |
| # - file_names # not yet tested |
| flutter_style_todos: true |
| hash_and_equals: true |
| implementation_imports: true |
| # - invariant_booleans # too many false positives: https://github.com/dart-lang/linter/issues/811 |
| iterable_contains_unrelated_type: true |
| # - join_return_with_assignment # not yet tested |
| library_names: true |
| library_prefixes: true |
| # - lines_longer_than_80_chars # not yet tested |
| list_remove_unrelated_type: true |
| # - literal_only_boolean_expressions # too many false positives: https://github.com/dart-lang/sdk/issues/34181 |
| no_adjacent_strings_in_list: true |
| no_duplicate_case_values: true |
| non_constant_identifier_names: true |
| # - 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: true |
| package_api_docs: true |
| package_names: true |
| package_prefixed_library_names: true |
| # - parameter_assignments # we do this commonly |
| prefer_adjacent_string_concatenation: true |
| prefer_asserts_in_initializer_lists: true |
| # - prefer_asserts_with_message # not yet tested |
| prefer_collection_literals: true |
| prefer_conditional_assignment: true |
| prefer_const_constructors: true |
| prefer_const_constructors_in_immutables: true |
| prefer_const_declarations: true |
| prefer_const_literals_to_create_immutables: true |
| # - prefer_constructors_over_static_methods # not yet tested |
| prefer_contains: true |
| # - prefer_double_quotes # opposite of prefer_single_quotes |
| prefer_equal_for_default_values: true |
| # - 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: true |
| # - prefer_final_in_for_each # not yet tested |
| prefer_final_locals: true |
| # - prefer_for_elements_to_map_fromIterable # not yet tested |
| prefer_foreach: true |
| # - prefer_function_declarations_over_variables # not yet tested |
| prefer_generic_function_type_aliases: true |
| # - prefer_if_elements_to_conditional_expressions # not yet tested |
| prefer_if_null_operators: true |
| prefer_initializing_formals: true |
| prefer_inlined_adds: true |
| # - prefer_int_literals # not yet tested |
| # - prefer_interpolation_to_compose_strings # not yet tested |
| prefer_is_empty: true |
| prefer_is_not_empty: true |
| prefer_iterable_whereType: true |
| # - prefer_mixin # https://github.com/dart-lang/language/issues/32 |
| # - prefer_null_aware_operators # disable until NNBD, see https://github.com/flutter/flutter/pull/32711#issuecomment-492930932 |
| prefer_relative_imports: true |
| prefer_single_quotes: true |
| prefer_spread_collections: true |
| prefer_typing_uninitialized_variables: true |
| prefer_void_to_null: true |
| # - provide_deprecation_message # not yet tested |
| # - public_member_api_docs # enabled on a case-by-case basis; see e.g. packages/analysis_options.yaml |
| recursive_getters: true |
| slash_for_doc_comments: true |
| # - sort_child_properties_last # not yet tested |
| sort_constructors_first: true |
| sort_pub_dependencies: true |
| sort_unnamed_constructors_first: true |
| test_types_in_equals: true |
| throw_in_finally: true |
| # - type_annotate_public_apis # subset of always_specify_types |
| type_init_formals: true |
| unawaited_futures: true |
| # - unnecessary_await_in_return # not yet tested |
| unnecessary_brace_in_string_interps: true |
| unnecessary_const: true |
| unnecessary_getters_setters: true |
| # - unnecessary_lambdas # has false positives: https://github.com/dart-lang/linter/issues/498 |
| unnecessary_new: true |
| unnecessary_null_aware_assignments: true |
| unnecessary_null_in_if_null_operators: true |
| unnecessary_overrides: true |
| unnecessary_parenthesis: true |
| unnecessary_statements: true |
| unnecessary_this: true |
| unrelated_type_equality_checks: true |
| # - unsafe_html # not yet tested |
| use_full_hex_values_for_flutter_colors: true |
| # - use_function_type_syntax_for_parameters # not yet tested |
| use_rethrow_when_possible: true |
| # - 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: true |
| # - void_checks # not yet tested |