analysis_options.yaml

# Specify analysis options.
#
# Until there are meta linter rules, each desired lint must be explicitly enabled.
# See: https://github.com/dart-lang/linter/issues/288
#
# For a list of lints, see: http://dart-lang.github.io/linter/lints/
# See the configuration guide for more
# https://github.com/dart-lang/sdk/tree/master/pkg/analyzer#configuring-the-analyzer
#
# There are other similar analysis options files in the flutter repos,
# which should be kept in sync with this file:
#
#   - analysis_options.yaml (this file)
#   - packages/flutter/lib/analysis_options_user.yaml
#   - https://github.com/flutter/plugins/blob/master/analysis_options.yaml
#   - https://github.com/flutter/engine/blob/master/analysis_options.yaml
#
# This file contains the analysis options used by Flutter tools, such as IntelliJ,
# Android Studio, and the `flutter analyze` command.

analyzer:
  strong-mode:
    implicit-casts: true
    implicit-dynamic: true
  errors:
    # treat missing required parameters as a warning (not a hint)
    missing_required_param: error
    # treat missing returns as a warning (not a hint)
    missing_return: error
    # allow having TODOs in the code
    todo: ignore
    # Ignore analyzer hints for updating pubspecs when using Future or
    # Stream and not importing dart:async
    # Please see https://github.com/flutter/flutter/pull/24528 for details.
    sdk_version_async_exported_from_core: ignore
  exclude:
    - bin/cache/**
    # the following two are relative to the stocks example and the flutter package respectively
    # see https://github.com/dart-lang/sdk/issues/28463
    - lib/i18n/messages_*.dart
    - lib/src/http/**
    - lib/proto_build/**
    - lib/common_widgets/platform_widgets/**


linter:
  rules:
    - always_declare_return_types
    - always_require_non_null_named_parameters
    - annotate_overrides
    - avoid_empty_else
    - avoid_init_to_null
    - avoid_null_checks_in_equality_operators
    - avoid_relative_lib_imports
    - avoid_return_types_on_setters
    - avoid_shadowing_type_parameters
    - avoid_types_as_parameter_names
    - camel_case_extensions
    - curly_braces_in_flow_control_structures
    - empty_catches
    - empty_constructor_bodies
    - library_names
    - library_prefixes
    - no_duplicate_case_values
    - null_closures
    #    - omit_local_variable_types
    - prefer_adjacent_string_concatenation
    - prefer_collection_literals
    - prefer_conditional_assignment
    - prefer_contains
    - prefer_equal_for_default_values
    - prefer_final_fields
    - prefer_for_elements_to_map_fromIterable
    - prefer_generic_function_type_aliases
    - prefer_if_null_operators
    - prefer_is_empty
    - prefer_is_not_empty
    - prefer_iterable_whereType
    - prefer_single_quotes
    - prefer_spread_collections
    - recursive_getters
    - slash_for_doc_comments
    - type_init_formals
    - unawaited_futures
    - unnecessary_const
    - unnecessary_new
    - unnecessary_null_in_if_null_operators
    - unnecessary_this
    - unrelated_type_equality_checks
    - use_function_type_syntax_for_parameters
    - use_rethrow_when_possible
    - valid_regexps