.editorconfig

# Top-level EditorConfig — https://editorconfig.org
root = true

# Default settings for all files
[*]
charset = utf-8
end_of_line = lf
insert_final_newline = true
trim_trailing_whitespace = true
indent_style = space
indent_size = 4

# XML / project files
[*.{csproj,props,targets,ruleset,config,nuspec}]
indent_size = 2

# JSON / YAML
[*.{json,yml,yaml}]
indent_size = 2

# Markdown
[*.md]
trim_trailing_whitespace = false

# Shell scripts
[*.sh]
end_of_line = lf

# Windows batch
[*.{cmd,bat}]
end_of_line = crlf

# Solution files
[*.sln]
indent_style = tab

# ─── C# ─────────────────────────────────────────────────────────────────────────

[*.cs]
indent_size = 4

# Organize usings
dotnet_sort_system_directives_first = true
dotnet_separate_import_directive_groups = false

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

# Language keywords vs BCL types
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:silent
dotnet_style_parentheses_in_relational_binary_operators = always_for_clarity:silent
dotnet_style_parentheses_in_other_binary_operators = always_for_clarity:silent
dotnet_style_parentheses_in_other_operators = never_if_unnecessary:silent

# Modifier preferences
dotnet_style_require_accessibility_modifiers = for_non_interface_members:suggestion
csharp_preferred_modifier_order = public,private,protected,internal,file,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,required,volatile,async:suggestion

# Expression-level preferences
dotnet_style_object_initializer = true:suggestion
dotnet_style_collection_initializer = true:suggestion
dotnet_style_explicit_tuple_names = true:warning
dotnet_style_prefer_inferred_tuple_names = true:suggestion
dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
dotnet_style_prefer_auto_properties = true:suggestion
dotnet_style_prefer_conditional_expression_over_assignment = true:silent
dotnet_style_prefer_conditional_expression_over_return = true:silent
dotnet_style_prefer_simplified_boolean_expressions = true:suggestion

# Null-checking preferences
dotnet_style_coalesce_expression = true:suggestion
dotnet_style_null_propagation = true:suggestion
dotnet_style_prefer_is_null_check_over_reference_equality_method = true:suggestion

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

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

# Pattern matching
csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
csharp_style_prefer_switch_expression = true:suggestion
csharp_style_prefer_pattern_matching = true:suggestion
csharp_style_prefer_not_pattern = true:suggestion

# Inline variable declarations
csharp_style_inlined_variable_declaration = true:suggestion

# Null checking
csharp_style_throw_expression = true:suggestion
csharp_style_conditional_delegate_call = true:suggestion

# Code block preferences
csharp_prefer_braces = true:suggestion
csharp_prefer_simple_using_statement = true:suggestion

# using directives
csharp_using_directive_placement = outside_namespace:warning

# Namespace declarations
csharp_style_namespace_declarations = file_scoped:warning

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

# Indentation preferences
csharp_indent_case_contents = true
csharp_indent_switch_labels = true
csharp_indent_labels = one_less_than_current
csharp_indent_block_contents = true
csharp_indent_braces = false

# Space preferences
csharp_space_after_cast = false
csharp_space_after_keywords_in_control_flow_statements = true
csharp_space_between_parentheses = false
csharp_space_before_colon_in_inheritance_clause = true
csharp_space_after_colon_in_inheritance_clause = true
csharp_space_around_binary_operators = before_and_after
csharp_space_between_method_declaration_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_call_parameter_list_parentheses = false
csharp_space_between_method_call_empty_parameter_list_parentheses = false
csharp_space_between_method_call_name_and_opening_parenthesis = false
csharp_space_after_comma = true
csharp_space_before_comma = false
csharp_space_after_dot = false
csharp_space_before_dot = false
csharp_space_after_semicolon_in_for_statement = true
csharp_space_before_semicolon_in_for_statement = false

# Wrapping preferences
csharp_preserve_single_line_statements = false
csharp_preserve_single_line_blocks = true

# ─── Naming rules ────────────────────────────────────────────────────────────────

# Interfaces must start with I
dotnet_naming_rule.interface_should_be_begins_with_i.severity = warning
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_symbols.interface.applicable_kinds = interface
dotnet_naming_symbols.interface.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected

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

# Private fields must start with _
dotnet_naming_rule.private_field_should_be_camel_case_with_underscore.severity = suggestion
dotnet_naming_rule.private_field_should_be_camel_case_with_underscore.symbols = private_field
dotnet_naming_rule.private_field_should_be_camel_case_with_underscore.style = camel_case_with_underscore

dotnet_naming_symbols.private_field.applicable_kinds = field
dotnet_naming_symbols.private_field.applicable_accessibilities = private, private_protected

dotnet_naming_style.camel_case_with_underscore.required_prefix = _
dotnet_naming_style.camel_case_with_underscore.capitalization = camel_case

# Constants are PascalCase
dotnet_naming_rule.constant_should_be_pascal_case.severity = suggestion
dotnet_naming_rule.constant_should_be_pascal_case.symbols = constant
dotnet_naming_rule.constant_should_be_pascal_case.style = pascal_case_style

dotnet_naming_symbols.constant.applicable_kinds = field, local
dotnet_naming_symbols.constant.required_modifiers = const

dotnet_naming_style.pascal_case_style.capitalization = pascal_case

# Public members are PascalCase
dotnet_naming_rule.public_members_should_be_pascal_case.severity = suggestion
dotnet_naming_rule.public_members_should_be_pascal_case.symbols = public_symbols
dotnet_naming_rule.public_members_should_be_pascal_case.style = pascal_case_style

dotnet_naming_symbols.public_symbols.applicable_kinds = property, method, event, delegate, class, struct, enum
dotnet_naming_symbols.public_symbols.applicable_accessibilities = public, internal

# Local variables and parameters are camelCase
dotnet_naming_rule.locals_should_be_camel_case.severity = suggestion
dotnet_naming_rule.locals_should_be_camel_case.symbols = locals
dotnet_naming_rule.locals_should_be_camel_case.style = camel_case_style

dotnet_naming_symbols.locals.applicable_kinds = parameter, local

dotnet_naming_style.camel_case_style.capitalization = camel_case

# ─── Analyzer severity ───────────────────────────────────────────────────────────

# CA1848: Use LoggerMessage delegates for performance
dotnet_diagnostic.CA1848.severity = suggestion

# CA1822: Mark members as static
dotnet_diagnostic.CA1822.severity = suggestion

# CA2208: Instantiate argument exceptions correctly
dotnet_diagnostic.CA2208.severity = warning

# CA1816: Dispose methods should call SuppressFinalize
dotnet_diagnostic.CA1816.severity = warning

# CA1063: Implement IDisposable correctly
dotnet_diagnostic.CA1063.severity = warning

# IDE0005: Remove unnecessary using
dotnet_diagnostic.IDE0005.severity = warning

# IDE0161: Use file-scoped namespace
dotnet_diagnostic.IDE0161.severity = warning