# Copyright (c) 2024, the Dart project authors. Please see the AUTHORS file
# for details. All rights reserved. Use of this source code is governed by a
# BSD-style license that can be found in the LICENSE file.

include: package:lints/recommended.yaml

analyzer:
#  language:
#    strict-casts: true
  errors:
    dead_code: error
    unused_element: error
    unused_import: error
    unused_local_variable: error

linter:
  rules:
    - always_declare_return_types
    - avoid_classes_with_only_static_members
    - avoid_returning_this
    - avoid_unused_constructor_parameters
    - avoid_void_async
    - cancel_subscriptions
    - directives_ordering
    - join_return_with_assignment
    - library_names
    - literal_only_boolean_expressions
    - omit_local_variable_types
    - only_throw_errors
    - package_prefixed_library_names
    - prefer_final_in_for_each
    - prefer_final_locals
    - prefer_single_quotes
    # - prefer_relative_imports
    - prefer_void_to_null
    - test_types_in_equals
    - throw_in_finally
    - unawaited_futures
    - unnecessary_lambdas
    - unnecessary_parenthesis
    - unnecessary_statements

# TODO(https://github.com/dart-lang/webdev/issues/2053): Enable commented-out rules with fixes.
dart_code_metrics:
  metrics:
    # cyclomatic-complexity: 20 # Enable.
    # number-of-parameters: 5 # Enable.
    # maximum-nesting-level: 5 # Enable.
  metrics-exclude:
    - test/**
  rules:
    # - arguments-ordering
    # - avoid-banned-imports
    - avoid-cascade-after-if-null
    - avoid-collection-methods-with-unrelated-types
    # - avoid-double-slash-imports
    - avoid-duplicate-exports
    # - avoid-dynamic
    # - avoid-global-state # Enable.
    # - avoid-ignoring-return-values
    # - avoid-late-keyword
    - avoid-missing-enum-constant-in-map
    - avoid-nested-conditional-expressions
    - avoid-non-ascii-symbols
    # - avoid-non-null-assertion # Enable.
    # - avoid-passing-async-when-sync-expected # Enable.
    - avoid-redundant-async
    # - avoid-throw-in-catch-block # Enable.
    # - avoid-top-level-members-in-tests
    # - avoid-unnecessary-conditionals
    - avoid-unnecessary-type-assertions
    - avoid-unnecessary-type-casts
    - avoid-unrelated-type-assertions
    - avoid-unused-parameters
    # - ban-name
    - binary-expression-operand-order
    - double-literal-format
    # - format-comment # Enable.
    # - list-all-equatable-fields
    # - member-ordering # Enable.
    # - missing-test-assertion
    # - new-line-before-return
    - no-boolean-literal-compare
    # - no-empty-block # Enable.
    # - no-equal-arguments
    - no-equal-then-else
    # - no-magic-number
    # - no-object-declaration
    # - prefer-async-await # Enable.
    # - prefer-commenting-analyzer-ignores # Enable.
    # - prefer-conditional-expressions
    # - prefer-correct-identifier-length
    # - prefer-correct-test-file-name # Enable.
    - prefer-correct-type-name
    - prefer-enums-by-name
    # - prefer-first
    # - prefer-immediate-return # Enable.
    - prefer-iterable-of
    - prefer-last
    # - prefer-match-file-name
    # - prefer-moving-to-variable: # Enable.
    #     allow-duplicated-chains: 2
    # - prefer-static-class
    # - prefer-trailing-comma
    # - tag-name