linter 0.1.76

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• unnecessary_parenthesis updated to allow wrapping a ! argument
• miscellaneous documentation grammar and spelling fixes
• improved error messages for always_declare_return_types
• fix prefer_final_fields to work with classes that have generic type arguments
• (internal): deprecated code cleanup
• fixed false positives in unrelated_type_equality_checks

• analyzer package dependency bumped to ^0.34.0

• experimental lints avoid_positional_boolean_parameters, literal_only_boolean_expressions, prefer_foreach, prefer_void_to_null promoted to stable
• unnecessary_parenthesis improved to handle function expressions

• deprecated prefer_bool_in_asserts (redundant w/ Dart 2 checks)
• improved doc generation to highlight deprecated and experimental lints
• bumped analyzer lower-bound to 0.33.4
• bumped SDK lower-bound to 2.1.0
• new lint: unnecessary_await_in_return

• new lint: use_function_type_syntax_for_parameters
• internal changes to migrate towards analyzer's new LinterContext API
• fix false positive in use_setters_to_change_properties
• implementation improvements (and speed-ups) to prefer_foreach and public_member_api_docs
• new lint: avoid_returning_null_for_future
• new lint: avoid_shadowing_type_parameters

• new lint: prefer_int_literals
• update await_only_futures to allow awaiting on null
• update use_setters_to_change_properties to work with => short-hand

• fix NPE in prefer_iterable_whereType

• improved message display for await_only_futures
• performance improvements for null_closures
• new lint: avoid_returning_null_for_void

• updated analyzer compatibility to ^0.33.0

• miscellaneous mixin support fixes
• update to sort_constructors_first to apply to all members
• update unnecessary_this to work on field initializers

• broadened SDK version constraint

• fix cast exceptions related to mixin support

• fixes to better support mixins

• updated unawaited_futures to ignore assignments within cascades
• new lint: sort_pub_dependencies

• new lint: prefer_mixin
• new lint: avoid_implementing_value_types

• new lint: flutter_style_todos
• improved handling of constant expressions with generic type params
• NPE fix for invariant_booleans
• Google lints example moved to package:pedantic
• improved docs for unawaited_futures

• new lint: avoid_void_async
• unawaited_futures updated to check cascades

• relaxed void_checks (allowing T Function() to be assigned to void Function())
• test and build improvements
• introduced Effective Dart rule set
• Google ruleset updates
• (internal cleanup): move cli main into lib/
• fixed false positives in lines_longer_than_80_chars
• new lint: prefer_void_to_null

• roll-back to explicit uses of new and const to be compatible w/ VMs running --no-preview-dart-2

• fix to lines_longer_than_80_chars to handle CRLF endings
• doc improvements
• set max SDK version to <3.0.0
• fix to non_constant_identifier_names to better handle invalid code
• new lint: curly_braces_in_flow_control_structures

• fix to avoid_positional_boolean_parameters to ignore overridden methods
• fix to prefer_is_empty to not evaluate constants beyond int literals
• new lint: null_closures
• new lint: lines_longer_than_80_chars

• fixed an issue in const error handling
• updated linter binary to use previewDart2

• new unnecessary_const lint
• new unnecessary_new lint
• fixed errors in use_to_and_as_if_applicable
• new file_names lint

• updated unnecessary_statements to ignore getters (as they may be side-effecting).

• fixed void_checks to handle arguments not resolved to a parameter
• fixed exceptions produced by prefer_const_literals_to_create_immutables

• unrelated_type_equality_checks now allows comparison between Int64 or Int32 and int
• unnecessary_parenthesis improved to handle cascades in cascades

• migration of rules to use analyzer package NodeLintRule and UnitLintRule yielding significant performance gains all around
• specific performance improvements for prefer_final_fields (~6x)
• addressed no such method calls in void_checks
• improved lint reporting for various lints

• new void_checks lint

• new avoid_field_initializers_in_const_classes lint
• miscellaneous documentation fixes
• improved handling of cascades in unnecessary_statements
• new avoid_js_rounded_ints lint

• new avoid_double_and_int_checks lint
• fix to handle uninitialized vars in prefer_const_declarations
• fix for generic function type handling in avoid_types_as_parameter_names
• new prefer_iterable_whereType lint
• new prefer_generic_function_type_aliases lint
• Dart 2 compatibility fixes

• performance fixes for library prefix testing (library_prefixes)
• new avoid_bool_literals_in_conditional_expressions lint
• new prefer_equal_for_default_values lint
• new avoid_private_typedef_functions lint
• new avoid_single_cascade_in_expression_statements lint

• fix for invariant_booleans when analyzing for loops with no condition
• new avoid_types_as_parameter_names lint
• new avoid_renaming_method_parameters lint

• new avoid_relative_lib_imports lint
• new unnecessary_parenthesis lint
• fix to prefer_const_literals_to_create_immutables to handle undefined classes gracefully
• updates to prefer_const_declarations to support optional new and const
• prefer_const_declarations updated to check locals
• fixes to invariant_booleans
• bumped SDK lower bound to 2.0.0-dev
• build and workflow improvements: rule template fixes; formatting and header validation
• miscellaneous documentation fixes

• new prefer_const_declarations.dart lint
• new prefer_const_literals_to_create_immutables lint
• miscellaneous documentation improvements

• added support for external constructors in avoid_unused_constructor_parameters
• added code reference resolution docs for comment_references

• broadened args package dependency to support versions 1.*

• avoid_unused_constructor_parameters updated to better handle redirecting factory constructors
• avoid_returning_this improvements
• prefer_bool_in_asserts improvements
• miscellaneous documentation fixes

• prefer_interpolation_to_compose_strings updated to allow concatenation of two non-literal strings
• prefer_interpolation_to_compose_strings updated to allow +=
• lots of rule documentation fixes and enhancements
• fix for prefer_const_constructors_in_immutables false positive with redirecting factory constructors

• public_member_api_docs fix for package URIs

• avoid_positional_boolean_parameters updated to allow booleans in operator declarations
• comment_references fixed to handle incomplete references
• non_constant_identifier_names updated to allow underscores around numbers

• new avoid_unused_constructor_parameters lint
• new prefer_bool_in_asserts lint
• new prefer_typing_uninitialized_variables lint
• new unnecessary_statements lint
• public_member_api_docs updated to only lint source in lib/
• 'avoid_empty_else' fixed to ignore synthetic EmptyStatements
• updated library prefix checking to allow leading $s
• miscellaneous documentation fixes
• Dart SDK constraints restored (removed unneeded 2.0.0-dev.infinity constraint)

• linter engine updated to use new analysis driver

Features #

• non_constant_identifier_names extended to include named constructors
• SDK constraint broadened to 2.0.0-dev.infinity
• improved prefer_final_fields performance

Fixes #

• fixes to unnecessary_overrides (noSuchMethod handling, return type narrowing, special casing of documented super calls)
• fix to non_constant_identifier_names to handle identifiers with no name
• fixes to prefer_const_constructors to support list literals
• fixes to recursive_getters
• fixes to cascade_invocations

Features #

• new prefer_const_constructors_in_immutables lint
• new always_put_required_named_parameters_first lint
• new prefer_asserts_in_initializer_lists lint
• support for running in --benchmark mode
• new prefer_single_quote_strings lint

Fixes #

• docs for avoid_setters_without_getters
• fix to directives_ordering to work with part directives located after exports
• fixes to cascade_invocations false positives
• fixes to literal_only_boolean_expressions false positives
• fix to ensure cascade_invocations only lints method invocations if target is a simple identifier
• fixes to use_string_buffers false positives
• fixes to prefer_const_constructors

• Lint stats (-s) output now sorted.

• New prefer_foreach lint.
• New use_string_buffers rule.
• New unnecessary_overrides rule.
• New join_return_with_assignment_when_possible rule.
• New use_to_and_as_if_applicable rule.
• New avoid_setters_without_getters rule.
• New always_put_control_body_on_new_line rule.
• New avoid_positional_boolean_parameters rule.
• New always_require_non_null_named_parameters rule.
• New prefer_conditional_assignment rule.
• New avoid_types_on_closure_parameters rule.
• New always_put_control_body_on_new_line rule.
• New use_setters_to_change_properties rule.
• New avoid_returning_this rule.
• New avoid_annotating_with_dynamic_when_not_required rule.
• New prefer_constructors_over_static_methods rule.
• New avoid_returning_null rule.
• New avoid_classes_with_only_static_members rule.
• New avoid_null_checks_in_equality_operators rule.
• New avoid_catches_without_on_clauses rule.
• New avoid_catching_errors rule.
• New use_rethrow_when_possible rule.
• Many lint fixes (notably prefer_final_fields, unnecessary_lambdas, await_only_futures, cascade_invocations, avoid_types_on_closure_parameters, and overridden_fields).
• Significant performance improvements for prefer_interpolation_to_compose_strings.
• New unnecessary_this rule.
• New prefer_initializing_formals rule.

• New avoid_function_literals_in_foreach_calls lint.
• New avoid_slow_async_io lint.
• New cascade_invocations lint.
• New directives_ordering lint.
• New no_adjacent_strings_in_list lint.
• New no_duplicate_case_values lint.
• New omit_local_variable_types lint.
• New prefer_adjacent_string_concatenation lint.
• New prefer_collection_literals lint.
• New prefer_const_constructors lint.
• New prefer_contains lint.
• New prefer_expression_function_bodies lint.
• New prefer_function_declarations_over_variables lint.
• New prefer_initializing_formals lint.
• New prefer_interpolation_to_compose_strings lint.
• New prefer_is_empty lint.
• New recursive_getters lint.
• New unnecessary_brace_in_string_interps lint.
• New unnecessary_lambdas lint.
• New unnecessary_null_aware_assignments lint.
• New unnecessary_null_in_if_null_operators lint.
• Miscellaneous bug fixes and codegen improvements.

• New cascade_invocations lint.
• Expand await_only_futures to accept classes that extend or implement Future.
• Improve camel case regular expression tests to accept $s.
• Fixes to parameter_assignments (improved getter handling and an NPE).

• Fixed cast exception in dart_type_utilities (dart-lang/sdk#27405).
• New parameter_assignments lint.
• New prefer_final_fields lint.
• New prefer_final_locals lint.
• Markdown link fixes in docs (#306).
• Miscellaneous solo test running fixes and introduction of solo_debug (#304).

• Updated tests to use package test (#302).

• Fixed false positive on []= in always_declare_return_types (#300).
• New invariant_booleans lint.
• New literal_only_boolean_expressions lint.
• Fixed camel_case_types to allow $ in identifiers (#290).

• Internal updates to keep up with changes in the analyzer package.
• Updated close_sinks to respect calls to destroy (#282).
• Fixed only_throw_errors to report on the expression not node.

• Removed whitespace_around_ops pending re-name and re-design (#249).

• Grinder support (rule:rule_name and docs:location) for rule stub and doc generation (respectively).
• Fix to allow leading underscores in non_constant_identifier_names.
• New valid_regexps lint (#277).
• New whitespace_around_ops lint (#249).
• Fix to overridden_fields to flag overridden static fields (#274).
• New list_remove_unrelated_type to detect passing a non-T value to `List.remove()`` (#271).
• New empty_catches lint to catch empty catch blocks (#43).
• Fixed close_sinks false positive (#268).
• linter support for --strong to allow for running linter in strong mode.

• New only_throw_errors lint.
• New lint to check for empty_statements (#259).
• Fixed NSME when file contents cannot be read (#260).
• Fixed unsafe cast in iterable_contains_unrelated_type (#267).

• New cancel_subscriptions lint.

• New close_sinks lint.
• Fixes to iterable_contains_unrelated_type .

• Fix NSME in iterable_contains_unrelated_type (#245).
• Fixed typo in comment_references error description.
• Fix overriden_field false positive (#246).
• Rename linter binary lints option to rules (#248).
• Help doc tweaks.

• Fix to public_member_api_docs to check for documented getters when checking setters (#237).
• New iterable_contains_unrelated_type lint to detect when Iterable.contains is invoked with an object of an unrelated type.
• New comment_references lint to ensure identifiers referenced in docs are in scope (#240).

• Fix for false positive in overriden_fields.
• New unrelated_type_equality_checks lint.
• Fix to accept $ identifiers in string interpolation lint (#214).
• Update to new plugin API (0.2.0).
• Strong mode cleanup.

• Fix to allow simple getter/setters when a decl is ``@protected` (#215).
• Fix to not require type params in is checks (#227).
• Fix to not flag field formal identifiers in parameters (#224).
• Fix to respect filters when calculating error codes (#198).
• Fix to allow const and final vars to be initialized to null (#210).
• Fix to respect commented blocks in empty_constructor_bodies (#209).
• Fix to check types on list/map literals (#199).
• Fix to skip main when checking for API docs (#207).
• Fix to allow leading $ in type names (#220).
• Fix to ignore private typedefs when checking for types (#216).
• New test_types_in_equals lint.
• New await_only_futures lint.
• New throw_in_finally lint.
• New control_flow_in_finally lint.

• Fix to respect @optionalTypeArgs (#196).
• Lint to warn if a field overrides or hides other field.
• Fix to allow single char UPPER_CASE non-constants (#201).
• Fix to accept casts to dynamic (#195).

• Fix to skip overriding members in API doc checks (public_member_api_docs).
• Fix to suppress lints on synthetic nodes/tokens (#193).
• Message fixes (annotate_overrides, public_member_api_docs).
• Fix to exclude setters from return type checks (#192).

• Fix to address LibraryNames regexp that in pathological cases went exponential.

• Doc generation improvements (now with options samples).
• Lint to sort unnamed constructors first (#187).
• Lint to ensure public members have API docs (#188).
• Lint to ensure constructors are sorted first (#186).
• Lint for hashCode and == (#168).
• Lint to detect un-annotated overrides (#167).
• Fix to ignore underscores in public APIs (#153).
• Lint to check for return types on setters (#122).
• Lint to flag missing type params (#156).
• Lint to avoid inits to null (#160).

• Updated to use analyzer 0.27.0.
• Updated options processing to handle untyped maps (dart-lang/sdk#25126).

• Fix type_annotate_public_apis to properly handle getters/setters (#151; dart-lang/sdk#25092).

• Fix to protect against errors in linting invalid source (dart-lang/sdk#24910).
• Added avoid_empty_else lint rule (dart-lang/sdk#224936).

• Fix to package_api_docs (dart-lang/sdk#24947; #154).

• Fix to package_prefixed_library_names (dart-lang/sdk#24947; #154).

• Added prefer_is_not_empty lint rule (#143).
• Added type_annotate_public_apis lint rule (#24).
• Added avoid_as lint rule (#145).
• Fixed non_constant_identifier_names rule to special case underscore identifiers in callbacks.
• Fix to escape _s in callback type validation (addresses false positives in always_specify_types) (#147).

• Added always_declare_return_types lint rule (#146).
• Improved always_specify_types to detect missing types in declared identifiers and narrowed source range to the token.
• Added implementation_imports lint rule (#33).
• Test performance improvements.

• Added always_specify_types lint rule (#144).

• Fixed linter registry memory leaks.

• Fixed various options file parsing issues.

• Fixed false positives in unnecessary_brace_in_string_interp lint. Fix #112.

• Internal code and dependency constraint cleanup.

• Initial stable release.

• Added machine output option. Fix #69.
• Fixed resolution of files in lib/ to use a package: URI. Fix #49.
• Tightened up analyzer package constraints.
• Fixed false positives in one_member_abstracts lint. Fix #64.

• Initial push to pub.