Standard .editorconfig for C#

.editorconfig

# Remove the line below if you want to inherit .editorconfig settings from higher directories
root = true

[*]
charset = utf-8-bom
end_of_line = crlf
trim_trailing_whitespace = true
insert_final_newline = false
indent_style = space
indent_size = 4
max_line_length = 120

# C# files
[*.cs]

#### Core EditorConfig Options ####

# Indentation and spacing
indent_size = 4
indent_style = space
tab_width = 4

# New line preferences
end_of_line = crlf
insert_final_newline = false

#### .NET Coding Conventions ####

dotnet_diagnostic.ide0055.severity = none

# Organize usings
dotnet_separate_import_directive_groups = false
dotnet_sort_system_directives_first = true
file_header_template =

# this. and Me. preferences
dotnet_style_qualification_for_event = false:suggestion
dotnet_style_qualification_for_field = false:suggestion
dotnet_style_qualification_for_method = false:suggestion
dotnet_style_qualification_for_property = false:suggestion

# Language keywords vs BCL types preferences
dotnet_style_predefined_type_for_locals_parameters_members = true:suggestion
dotnet_style_predefined_type_for_member_access = true:suggestion

# Parentheses preferences
dotnet_style_parentheses_in_arithmetic_binary_operators = always_for_clarity:none
dotnet_style_parentheses_in_other_binary_operators = always_for_clarity:none
dotnet_style_parentheses_in_other_operators = never_if_unnecessary
dotnet_style_parentheses_in_relational_binary_operators = always_for_clarity:none

# Modifier preferences
dotnet_style_require_accessibility_modifiers = for_non_interface_members:suggestion

# Expression-level preferences
dotnet_style_coalesce_expression = true
dotnet_style_collection_initializer = true
dotnet_style_explicit_tuple_names = true
dotnet_style_namespace_match_folder = true
dotnet_style_null_propagation = true
dotnet_style_object_initializer = true
dotnet_style_operator_placement_when_wrapping = beginning_of_line
dotnet_style_prefer_auto_properties = true
dotnet_style_prefer_compound_assignment = true
dotnet_style_prefer_conditional_expression_over_assignment = true
dotnet_style_prefer_conditional_expression_over_return = true
dotnet_style_prefer_inferred_anonymous_type_member_names = true
dotnet_style_prefer_inferred_tuple_names = true
dotnet_style_prefer_is_null_check_over_reference_equality_method = true
dotnet_style_prefer_simplified_boolean_expressions = true
dotnet_style_prefer_simplified_interpolation = true

# Field preferences
dotnet_style_readonly_field = true

# Parameter preferences
dotnet_code_quality_unused_parameters = all

# Suppression preferences
dotnet_remove_unnecessary_suppression_exclusions = none

# New line preferences
dotnet_style_allow_multiple_blank_lines_experimental = true
dotnet_style_allow_statement_immediately_after_block_experimental = true

#### C# Coding Conventions ####

# var preferences
csharp_style_var_elsewhere = true
csharp_style_var_for_built_in_types = false:suggestion
csharp_style_var_when_type_is_apparent = true

# Expression-bodied members
csharp_style_expression_bodied_accessors = true:suggestion
csharp_style_expression_bodied_constructors = false
csharp_style_expression_bodied_indexers = true
csharp_style_expression_bodied_lambdas = true
csharp_style_expression_bodied_local_functions = false
csharp_style_expression_bodied_methods = false
csharp_style_expression_bodied_operators = false
csharp_style_expression_bodied_properties = true:suggestion

# Pattern matching preferences
csharp_style_pattern_matching_over_as_with_null_check = true
csharp_style_pattern_matching_over_is_with_cast_check = true
csharp_style_prefer_not_pattern = true
csharp_style_prefer_pattern_matching = true
csharp_style_prefer_switch_expression = true

# Null-checking preferences
csharp_style_conditional_delegate_call = true

# Modifier preferences
csharp_prefer_static_local_function = true
csharp_preferred_modifier_order = public, private, protected, internal, file, static, extern, new, virtual, abstract, sealed, override, readonly, unsafe, required, volatile, async

# Code-block preferences
csharp_prefer_braces = true
csharp_prefer_simple_using_statement = true
csharp_style_namespace_declarations = file_scoped

# Expression-level preferences
csharp_prefer_simple_default_expression = true
csharp_style_deconstructed_variable_declaration = true
csharp_style_implicit_object_creation_when_type_is_apparent = true
csharp_style_inlined_variable_declaration = true
csharp_style_pattern_local_over_anonymous_function = true
csharp_style_prefer_index_operator = true
csharp_style_prefer_null_check_over_type_check = true
csharp_style_prefer_range_operator = true
csharp_style_throw_expression = true
csharp_style_unused_value_assignment_preference = discard_variable
csharp_style_unused_value_expression_statement_preference = discard_variable

# 'using' directive preferences
csharp_using_directive_placement = outside_namespace:silent

# New line preferences
csharp_style_allow_blank_line_after_colon_in_constructor_initializer_experimental = true
csharp_style_allow_blank_lines_between_consecutive_braces_experimental = true
csharp_style_allow_embedded_statements_on_same_line_experimental = true

#### C# Formatting Rules ####

# New line preferences
csharp_new_line_before_catch = true
csharp_new_line_before_else = true
csharp_new_line_before_finally = true
csharp_new_line_before_members_in_anonymous_types = true
csharp_new_line_before_members_in_object_initializers = true
csharp_new_line_before_open_brace = all
csharp_new_line_between_query_expression_clauses = true

# Indentation preferences
csharp_indent_block_contents = true
csharp_indent_braces = false
csharp_indent_case_contents = true
csharp_indent_case_contents_when_block = false
csharp_indent_labels = one_less_than_current
csharp_indent_switch_labels = true
csharp_indent_nested_foreach_stmt = true
csharp_indent_nested_for_stmt = true
csharp_indent_nested_while_stmt = true
csharp_indent_nested_usings_stmt = false
csharp_indent_nested_fixed_stmt = false
csharp_indent_nested_lock_stmt = false
csharp_stick_comment = false

# Alignment preferences
csharp_align_linq_query = true
csharp_align_multiline_argument = true
csharp_align_multiline_array_and_object_initializer = false
csharp_align_multiline_binary_expressions_chain = true
csharp_align_multiline_binary_patterns = true
csharp_align_multiline_calls_chain = true
csharp_align_multiline_expression = true
csharp_align_multiline_extends_list = true
csharp_align_multiline_for_stmt = true
csharp_align_multiline_parameter = true
csharp_align_multiline_property_pattern = true
csharp_align_multiple_declaration = true
csharp_align_multline_type_parameter_constrains = true
csharp_align_multline_type_parameter_list = true
csharp_align_tuple_components = true

# Space preferences
csharp_space_after_cast = false
csharp_space_after_colon_in_inheritance_clause = true
csharp_space_after_comma = true
csharp_space_after_dot = false
csharp_space_after_keywords_in_control_flow_statements = true
csharp_space_after_semicolon_in_for_statement = true
csharp_space_around_binary_operators = before_and_after
csharp_space_around_declaration_statements = false
csharp_space_before_colon_in_inheritance_clause = true
csharp_space_before_comma = false
csharp_space_before_dot = false
csharp_space_before_open_square_brackets = false
csharp_space_before_semicolon_in_for_statement = false
csharp_space_between_empty_square_brackets = false
csharp_space_between_method_call_empty_parameter_list_parentheses = false
csharp_space_between_method_call_name_and_opening_parenthesis = false
csharp_space_between_method_call_parameter_list_parentheses = false
csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
csharp_space_between_method_declaration_name_and_open_parenthesis = false
csharp_space_between_method_declaration_parameter_list_parentheses = false
csharp_space_between_parentheses = false
csharp_space_between_square_brackets = false
space_before_self_closing = false

# Wrapping preferences
csharp_preserve_single_line_blocks = true
csharp_preserve_single_line_statements = true
csharp_wrap_array_initializer_style = chop_if_long
csharp_wrap_before_binary_pattern_op = false
csharp_wrap_chained_binary_expressions = chop_if_long
csharp_wrap_chained_binary_patterns = chop_if_long
csharp_wrap_chained_method_calls = chop_if_long
csharp_wrap_arguments_style = chop_if_long
csharp_wrap_before_first_type_parameter_constraint = true
csharp_wrap_extends_list_style = chop_if_long
csharp_wrap_multiple_type_parameter_constraints_style = chop_always
csharp_wrap_parameters_style = chop_if_long
wrap_after_declaration_lpar = true
wrap_after_invocation_lpar = true

## Blank Lines
csharp_blank_lines_around_region = 1
csharp_blank_lines_inside_region = 1
csharp_blank_lines_before_single_line_comment = 1
csharp_keep_blank_lines_in_declarations = 1
csharp_remove_blank_lines_near_braces_in_declarations = true
csharp_blank_lines_after_start_comment = 1
csharp_blank_lines_between_using_groups = 0
csharp_blank_lines_after_using_list = 1
csharp_blank_lines_around_namespace = 1
csharp_blank_lines_inside_namespace = 0
csharp_blank_lines_around_type = 1
csharp_blank_lines_inside_type = 0
csharp_blank_lines_around_field = 1
csharp_blank_lines_around_single_line_field = 0
csharp_blank_lines_around_property = 1
csharp_blank_lines_around_single_line_property = 1
csharp_blank_lines_around_auto_property = 1
csharp_blank_lines_around_single_line_auto_property = 1
csharp_blank_lines_around_invocable = 1
csharp_blank_lines_around_single_line_invocable = 1
csharp_blank_lines_around_local_method = 1
csharp_keep_blank_lines_in_code = 1
csharp_remove_blank_lines_near_braces_in_code = true
csharp_blank_lines_around_local_method = 1
csharp_blank_lines_around_single_line_local_method = 1
csharp_blank_lines_before_control_transfer_statements = 1
csharp_blank_lines_after_control_transfer_statements = 1
csharp_blank_lines_before_block_statements = 1
csharp_blank_lines_after_block_statements = 1
csharp_blank_lines_before_multiline_statements = 1
csharp_blank_lines_after_multiline_statements = 1
csharp_blank_lines_around_block_case_section = 1
csharp_blank_lines_around_multiline_case_section = 1
csharp_blank_lines_around_single_line_type = 0

## Brace Layout
csharp_type_declaration_braces = next_line
csharp_indent_inside_namespace = true
csharp_invocable_declaration_braces = next_line
csharp_anonymous_method_declaration_braces = next_line
csharp_accessor_owner_declaration_braces = next_line
csharp_accessor_declaration_braces = next_line
csharp_case_block_braces = next_line
csharp_initializer_braces = next_line
csharp_other_braces = next_line
csharp_allow_comment_after_lbrace = false
csharp_empty_block_style = multiline
csharp_braces_for_foreach = required
csharp_braces_for_ifelse = required
csharp_braces_for_while = required
csharp_braces_redundant = false

## Code Style
csharp_for_built_in_types = use_var
csharp_for_simple_types = use_var
csharp_for_other_types = use_var
csharp_prefer_explicit_discard_declaration = true
csharp_instance_members_qualify_members = none
csharp_instance_members_qualify_declared_in = this_class
csharp_default_private_modifier = explicit
csharp_default_internal_modifier = explicit
csharp_arguments_literal = positional
csharp_arguments_string_literal = positional
csharp_trailing_comma_in_multiline_lists = true
csharp_new_line_before_while = false
csharp_parentheses_non_obvious_operations = none, conditional, conditional_or, conditional_and, bitwise, bitwise_inclusive_or, bitwise_exclusive_or, shift, arithmetic, additive, multiplicative, bitwise_and
csharp_place_constructor_initializer_on_same_line = false
csharp_place_simple_embedded_statement_on_same_line = if_owner_is_single_line
csharp_local_function_body = expression_body
csharp_force_attribute_style = separate

# XAML Doc Style
xmldoc_keep_user_linebreaks = false
xml_attribute_style = first_attribute_on_single_line
xml_max_line_length = 120

## Line Breaks
csharp_place_type_attribute_on_same_line = false
csharp_place_method_attribute_on_same_line = false
csharp_place_accessorholder_attribute_on_same_line = false
csharp_place_accessor_attribute_on_same_line = false
csharp_place_field_attribute_on_same_line = false

csharp_keep_existing_declaration_block_arrangement = false
csharp_keep_existing_embedded_arrangement = false
csharp_keep_existing_embedded_block_arrangement = false
csharp_keep_existing_enum_arrangement = false
csharp_keep_existing_expr_member_arrangement = false
csharp_keep_existing_invocation_parens_arrangement = false
csharp_keep_existing_linebreaks = false
csharp_keep_existing_switch_expression_arrangement = false

csharp_place_abstract_accessorholder_on_single_line = true
csharp_place_simple_accessorholder_on_single_line = false
csharp_place_accessor_with_attrs_holder_on_single_line = true
csharp_place_simple_accessor_on_single_line = true
csharp_place_simple_method_on_single_line = false
csharp_place_type_constraints_on_same_line = false

csharp_max_enum_members_on_line = 1
csharp_max_formal_parameters_on_line = 4
csharp_max_invocation_arguments_on_line = 4

## Spaces
csharp_extra_spaces = remove_all
csharp_space_after_keywords_in_control_flow_statements = true
csharp_space_between_method_call_name_and_opening_parenthesis = false
csharp_space_before_typeof_parentheses = false
csharp_space_before_default_parentheses = false
csharp_space_before_checked_parentheses = false
csharp_space_before_sizeof_parentheses = false
csharp_space_before_nameof_parentheses = false
csharp_space_between_keyword_and_expression = true
csharp_space_between_keyword_and_type = true
csharp_space_within_if_parentheses = false
csharp_space_within_while_parentheses = false
csharp_space_within_catch_parentheses = false
csharp_space_within_switch_parentheses = false
csharp_space_within_for_parentheses = false
csharp_space_within_foreach_parentheses = false
csharp_space_within_using_parentheses = false
csharp_space_within_lock_parentheses = false
csharp_space_within_fixed_parentheses = false
csharp_space_within_parentheses = false
csharp_space_between_typecast_parentheses = false
csharp_space_between_method_declaration_parameter_list_parentheses = false
csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
csharp_space_between_method_call_parameter_list_parentheses = false
csharp_space_within_typeof_parentheses = false
csharp_space_within_default_parentheses = false
csharp_space_within_checked_parentheses = false
csharp_space_within_sizeof_parentheses = false
csharp_space_within_nameof_parentheses = false
csharp_space_before_open_square_brackets = false
csharp_space_between_square_brackets = false
csharp_space_between_empty_square_brackets = false
csharp_space_before_type_parameter_angle = false
csharp_space_before_type_argument_angle = false
csharp_space_within_type_parameter_angles = false
csharp_space_within_type_argument_angles = false;
csharp_space_before_singleline_accessorholder = true
csharp_space_in_singleline_accessorholder = true
csharp_space_between_accessors_in_singleline_property = true
csharp_space_within_empty_braces = true
csharp_space_in_singleline_method = true
csharp_space_in_singleline_anonymous_method = true
csharp_space_within_single_line_array_initializer_braces = true
csharp_space_around_assignment_op = true
csharp_space_around_logical_op = true
csharp_space_around_equality_op = true
csharp_space_around_relational_op = true
csharp_space_around_bitwise_op = true
csharp_space_around_additive_op = true
csharp_space_around_multiplicative_op = true
csharp_space_around_shift_op = true
csharp_space_around_nullcoalescing_op = true
csharp_space_around_arrow_op = true
csharp_space_after_logical_not_op = false
csharp_space_after_unary_minus_op = false
csharp_space_after_unary_plus_op = false
csharp_space_after_ampersand_op = false
csharp_space_after_asterik_op = false
csharp_space_near_postfix_and_prefix_op = false
csharp_space_before_ternary_quest = true
csharp_space_after_ternary_quest = true
csharp_space_before_colon = false
csharp_space_after_colon = true
csharp_space_before_ternary_colon = true
csharp_space_after_ternary_colon = true
csharp_space_before_comma = false
csharp_space_after_comma = true
csharp_space_before_semicolon_in_for_statement = false
csharp_space_after_semicolon_in_for_statement = true
csharp_space_before_semicolon = false
csharp_space_before_colon_in_inheritance_clause = true
csharp_space_after_colon_in_inheritance_clause = true
csharp_space_before_type_parameter_constraint_colon = true
csharp_space_after_type_parameter_constraint_colon = true
csharp_space_before_colon_in_case = false
csharp_space_after_colon_in_case = true
csharp_space_before_attribute_colon = false
csharp_space_after_attribute_colon = true
csharp_space_between_attribute_sections = true
csharp_space_between_square_brackets = false
csharp_space_after_attributes = true
csharp_space_after_cast = false
csharp_space_around_dot = false
csharp_space_around_lambda_arrow = true
csharp_space_before_pointer_asterik_declaration = false
csharp_space_before_nullable_mark = false
csharp_space_around_alias_eq = true
csharp_space_before_trailing_comment = true
csharp_space_after_operator_keyword = true

#### Naming styles ####

# Naming rules
dotnet_naming_rule.local_constants_rule.import_to_resharper = as_predefined
dotnet_naming_rule.local_constants_rule.severity = warning
dotnet_naming_rule.local_constants_rule.style = upper_camel_case_style
dotnet_naming_rule.local_constants_rule.symbols = local_constants_symbols

dotnet_naming_rule.interface_should_be_begins_with_i.severity = suggestion
dotnet_naming_rule.interface_should_be_begins_with_i.symbols = interface
dotnet_naming_rule.interface_should_be_begins_with_i.style = begins_with_i

dotnet_naming_rule.types_should_be_pascal_case.severity = suggestion
dotnet_naming_rule.types_should_be_pascal_case.symbols = types
dotnet_naming_rule.types_should_be_pascal_case.style = pascal_case

dotnet_naming_rule.non_field_members_should_be_pascal_case.severity = suggestion
dotnet_naming_rule.non_field_members_should_be_pascal_case.symbols = non_field_members
dotnet_naming_rule.non_field_members_should_be_pascal_case.style = pascal_case

# Symbol specifications
dotnet_naming_symbols.interface.applicable_kinds = interface
dotnet_naming_symbols.interface.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
dotnet_naming_symbols.interface.required_modifiers = 

dotnet_naming_symbols.types.applicable_kinds = class, struct, interface, enum
dotnet_naming_symbols.types.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
dotnet_naming_symbols.types.required_modifiers = 

dotnet_naming_symbols.non_field_members.applicable_kinds = property, event, method
dotnet_naming_symbols.non_field_members.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
dotnet_naming_symbols.non_field_members.required_modifiers = 

dotnet_naming_symbols.local_constants_symbols.applicable_accessibilities = *
dotnet_naming_symbols.local_constants_symbols.applicable_kinds = local
dotnet_naming_symbols.local_constants_symbols.required_modifiers = const

# Naming styles
dotnet_naming_style.upper_camel_case_style.capitalization = pascal_case

dotnet_naming_style.pascal_case.required_prefix = 
dotnet_naming_style.pascal_case.required_suffix = 
dotnet_naming_style.pascal_case.word_separator = 
dotnet_naming_style.pascal_case.capitalization = pascal_case

dotnet_naming_style.begins_with_i.required_prefix = I
dotnet_naming_style.begins_with_i.required_suffix = 
dotnet_naming_style.begins_with_i.word_separator = 
dotnet_naming_style.begins_with_i.capitalization = pascal_case

# ReSharper properties
resharper_xmldoc_max_line_length = 120
resharper_apply_auto_detected_rules = false
resharper_apply_on_completion = true
resharper_autodetect_indent_settings = false
resharper_csharp_use_indent_from_vs = false
resharper_enforce_line_ending_style = true
resharper_event_handler_pattern_long = On$object$$event$

# Microsoft .NET properties
csharp_style_prefer_utf8_string_literals = true:suggestion
dotnet_naming_rule.event_rule.import_to_resharper = as_predefined
dotnet_naming_rule.event_rule.severity = warning
dotnet_naming_rule.event_rule.style = pascal_case
dotnet_naming_rule.event_rule.symbols = event_symbols
dotnet_naming_rule.interfaces_rule.import_to_resharper = as_predefined
dotnet_naming_rule.interfaces_rule.severity = warning
dotnet_naming_rule.interfaces_rule.style = begins_with_i
dotnet_naming_rule.interfaces_rule.symbols = interfaces_symbols
dotnet_naming_rule.method_rule.import_to_resharper = as_predefined
dotnet_naming_rule.method_rule.severity = warning
dotnet_naming_rule.method_rule.style = pascal_case
dotnet_naming_rule.method_rule.symbols = method_symbols
dotnet_naming_rule.property_rule.import_to_resharper = as_predefined
dotnet_naming_rule.property_rule.severity = warning
dotnet_naming_rule.property_rule.style = pascal_case
dotnet_naming_rule.property_rule.symbols = property_symbols
dotnet_naming_rule.types_and_namespaces_rule.import_to_resharper = as_predefined
dotnet_naming_rule.types_and_namespaces_rule.severity = warning
dotnet_naming_rule.types_and_namespaces_rule.style = pascal_case
dotnet_naming_rule.types_and_namespaces_rule.symbols = types_and_namespaces_symbols
dotnet_naming_style.lower_camel_case_style.capitalization = camel_case
dotnet_naming_symbols.event_symbols.applicable_accessibilities = *
dotnet_naming_symbols.event_symbols.applicable_kinds = event
dotnet_naming_symbols.interfaces_symbols.applicable_accessibilities = *
dotnet_naming_symbols.interfaces_symbols.applicable_kinds = interface
dotnet_naming_symbols.method_symbols.applicable_accessibilities = *
dotnet_naming_symbols.method_symbols.applicable_kinds = method
dotnet_naming_symbols.property_symbols.applicable_accessibilities = *
dotnet_naming_symbols.property_symbols.applicable_kinds = property
dotnet_naming_symbols.types_and_namespaces_symbols.applicable_accessibilities = *
dotnet_naming_symbols.types_and_namespaces_symbols.applicable_kinds = namespace, class, struct, enum, delegate