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Strict Flutter lint rules
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| # Check https://dart-lang.github.io/linter/lints/ for lint rules documentation | |
| # Update from http://dart-lang.github.io/linter/lints/options/options.html | |
| analyzer: | |
| errors: | |
| missing_required_param: error | |
| missing_return: error | |
| todo: ignore | |
| language: | |
| strict-inference: true | |
| strict-raw-types: true | |
| linter: | |
| rules: | |
| - always_declare_return_types | |
| - always_put_control_body_on_new_line | |
| # - always_put_required_named_parameters_first # not crucial and we do it all around | |
| - always_require_non_null_named_parameters | |
| # - always_specify_types # we use type inference | |
| - annotate_overrides | |
| # - avoid_annotating_with_dynamic # we want to be explicit with dynamic | |
| - avoid_as | |
| - avoid_bool_literals_in_conditional_expressions | |
| # - avoid_catches_without_on_clauses # we catch both Exceptions and Errors | |
| - avoid_catching_errors | |
| - avoid_classes_with_only_static_members | |
| - avoid_double_and_int_checks | |
| - avoid_empty_else | |
| - avoid_equals_and_hash_code_on_mutable_classes | |
| - avoid_escaping_inner_quotes | |
| - avoid_field_initializers_in_const_classes | |
| - avoid_function_literals_in_foreach_calls | |
| - avoid_implementing_value_types | |
| - avoid_init_to_null | |
| - avoid_js_rounded_ints | |
| - avoid_null_checks_in_equality_operators | |
| - avoid_positional_boolean_parameters | |
| - avoid_print | |
| - avoid_private_typedef_functions | |
| - avoid_redundant_argument_values | |
| - avoid_relative_lib_imports | |
| - avoid_renaming_method_parameters | |
| - avoid_return_types_on_setters | |
| # - avoid_returning_null # we do this commonly | |
| - avoid_returning_null_for_future | |
| - avoid_returning_null_for_void | |
| - avoid_returning_this | |
| - avoid_setters_without_getters | |
| - avoid_shadowing_type_parameters | |
| - avoid_single_cascade_in_expression_statements | |
| - avoid_slow_async_io | |
| - avoid_types_as_parameter_names | |
| # - avoid_types_on_closure_parameters # conflicts with always_specify_types | |
| - avoid_unnecessary_containers | |
| - avoid_unused_constructor_parameters | |
| - avoid_void_async | |
| - avoid_web_libraries_in_flutter | |
| - await_only_futures | |
| - camel_case_extensions | |
| - camel_case_types | |
| - cancel_subscriptions | |
| - cascade_invocations | |
| - close_sinks | |
| - comment_references | |
| # - constant_identifier_names # we are using those all around | |
| - control_flow_in_finally | |
| - curly_braces_in_flow_control_structures | |
| # - diagnostic_describe_all_properties # nice to have for libs but overkill for applications | |
| - directives_ordering | |
| - empty_catches | |
| - empty_constructor_bodies | |
| - empty_statements | |
| - file_names | |
| # - flutter_style_todos # don't need those for now | |
| - hash_and_equals | |
| - implementation_imports | |
| - invariant_booleans | |
| - iterable_contains_unrelated_type | |
| - join_return_with_assignment | |
| - leading_newlines_in_multiline_strings | |
| - library_names | |
| - library_prefixes | |
| # - lines_longer_than_80_chars # we use it when temporarily adding strings before translations | |
| - list_remove_unrelated_type | |
| - literal_only_boolean_expressions | |
| - missing_whitespace_between_adjacent_strings | |
| - no_adjacent_strings_in_list | |
| - no_duplicate_case_values | |
| - no_logic_in_create_state | |
| - no_runtimeType_toString | |
| - non_constant_identifier_names | |
| - null_closures | |
| # - omit_local_variable_types # opposite of always_specify_types | |
| - one_member_abstracts | |
| - only_throw_errors | |
| - 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_asserts_with_message # we do this commonly | |
| - 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 | |
| - prefer_contains | |
| # - prefer_double_quotes We use single quotes | |
| - 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_in_for_each | |
| - prefer_final_locals | |
| - prefer_for_elements_to_map_fromIterable | |
| - prefer_foreach | |
| - prefer_function_declarations_over_variables | |
| - prefer_generic_function_type_aliases | |
| - prefer_if_elements_to_conditional_expressions | |
| - prefer_if_null_operators | |
| - prefer_initializing_formals | |
| - prefer_inlined_adds | |
| - prefer_int_literals | |
| - prefer_interpolation_to_compose_strings | |
| - prefer_is_empty | |
| - prefer_is_not_empty | |
| - prefer_is_not_operator | |
| - prefer_iterable_whereType | |
| - prefer_mixin | |
| - prefer_null_aware_operators | |
| # - prefer_relative_imports # we do not use relative imports | |
| - prefer_single_quotes | |
| - prefer_spread_collections | |
| - prefer_typing_uninitialized_variables | |
| - prefer_void_to_null | |
| - provide_deprecation_message | |
| # - public_member_api_docs # do not use for an application, only a library | |
| - recursive_getters | |
| - slash_for_doc_comments | |
| - sort_child_properties_last | |
| - sort_constructors_first | |
| - sort_pub_dependencies | |
| - sort_unnamed_constructors_first | |
| - test_types_in_equals | |
| - throw_in_finally | |
| # - type_annotate_public_apis # subset of always_specify_types | |
| - type_init_formals | |
| - unawaited_futures | |
| - unnecessary_await_in_return | |
| - unnecessary_brace_in_string_interps | |
| - unnecessary_const | |
| # - unnecessary_final # having finals is the preferred approach | |
| - unnecessary_getters_setters | |
| - unnecessary_lambdas | |
| - unnecessary_new | |
| - unnecessary_null_aware_assignments | |
| - unnecessary_null_in_if_null_operators | |
| - unnecessary_overrides | |
| - unnecessary_parenthesis | |
| - unnecessary_raw_strings | |
| - unnecessary_statements | |
| - unnecessary_string_escapes | |
| - unnecessary_string_interpolations | |
| - unnecessary_this | |
| - unrelated_type_equality_checks | |
| - unsafe_html | |
| - use_full_hex_values_for_flutter_colors | |
| - use_function_type_syntax_for_parameters | |
| - use_key_in_widget_constructors | |
| - use_raw_strings | |
| - use_rethrow_when_possible | |
| - use_setters_to_change_properties | |
| - use_string_buffers | |
| - use_to_and_as_if_applicable | |
| - valid_regexps | |
| - void_checks |
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Thanks. I will try that package and let you know.