# root = true

# Severities:
#  error (error)
#  warning (warning)
#  suggestion (info)
#  silent (hint)
#  none (suppressed)
#  default

[*]
indent_style = space
end_of_line = lf
charset = utf-8

# XML project files
[*.{csproj,vbproj,vcxproj,vcxproj.filters,proj,projitems,shproj}]
indent_size = 2

# XML config files
[*.{props,targets,ruleset,config,nuspec,resx,vsixmanifest,vsct}]
indent_size = 2

# Csharp files
[*.{cs,csx,vb,vbx}]
indent_size = 4
tab_width = 4
insert_final_newline = true

# Coding style
[*.cs]

### Language Rules ###

## 'this' and 'Me' preferences (IDE0003 and IDE0009) ##
dotnet_style_qualification_for_field = false
dotnet_style_qualification_for_property = false
dotnet_style_qualification_for_method = false
dotnet_style_qualification_for_event = false

## Use language keywords instead of framework type names for type references (IDE0049) ##
dotnet_style_predefined_type_for_locals_parameters_members = true
dotnet_style_predefined_type_for_member_access = true

## Modifier Preferences ##
csharp_preferred_modifier_order = public, private, protected, internal, static, extern, new, virtual, abstract, sealed, override, readonly, unsafe, volatile, async:silent
dotnet_style_require_accessibility_modifiers = for_non_interface_members
dotnet_style_readonly_field = true
csharp_prefer_static_local_function = true
# Make struct fields writable (IDE0064)
dotnet_diagnostic.IDE0064.severity = warning

## Parentheses preferences (IDE0047 and IDE0048) ##
dotnet_style_parentheses_in_arithmetic_binary_operators = never_if_unnecessary
dotnet_style_parentheses_in_relational_binary_operators = never_if_unnecessary
dotnet_style_parentheses_in_other_binary_operators = never_if_unnecessary
dotnet_style_parentheses_in_other_operators = never_if_unnecessary

## Expression-level preferences ##
# Add missing cases to switch statement
dotnet_diagnostic.IDE0010.severity = silent
dotnet_style_object_initializer = true
dotnet_style_collection_initializer = true
dotnet_style_prefer_auto_properties = true
dotnet_style_explicit_tuple_names = true
dotnet_style_prefer_inferred_tuple_names = true
dotnet_style_prefer_inferred_anonymous_type_member_names = true
dotnet_style_prefer_conditional_expression_over_assignment = true
dotnet_style_prefer_conditional_expression_over_return = true
dotnet_style_prefer_compound_assignment = true
# Use 'System.HashCode.Combine'
# dotnet_diagnostic.IDE0070.severity = suggestion
dotnet_style_prefer_simplified_interpolation = true
dotnet_style_prefer_simplified_boolean_expressions = true
# Convert typeof to nameof
# dotnet_diagnostic.IDE0082.severity = warning
csharp_style_inlined_variable_declaration = true
csharp_prefer_simple_default_expression = true
# was csharp_style_pattern_local_over_anonymous_function
csharp_style_prefer_local_over_anonymous_function = true
csharp_style_deconstructed_variable_declaration = true
csharp_style_prefer_index_operator = true
csharp_style_prefer_range_operator = true
csharp_style_implicit_object_creation_when_type_is_apparent = true

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

# NOTE: These two don't work
csharp_style_throw_expression = true
csharp_style_conditional_delegate_call = true

## Require file header (IDE0073) ##
file_header_template = unset

## 'var' preferences (IDE0007 and IDE0008) ##
csharp_style_var_for_built_in_types = true
csharp_style_var_when_type_is_apparent = true
csharp_style_var_elsewhere = true

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

## 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_switch_expression = true
csharp_style_prefer_pattern_matching = true
csharp_style_prefer_not_pattern = true

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

## 'using' directive preferences ##
csharp_using_directive_placement = outside_namespace

### Unnecessary Code Rules ###
csharp_style_unused_value_expression_statement_preference = discard_variable
# Remove unnecessary expression value
dotnet_diagnostic.IDE0058.severity = none
csharp_style_unused_value_assignment_preference = discard_variable
dotnet_code_quality_unused_parameters = all

### Formatting Rules ###

## Organize usings ##
dotnet_sort_system_directives_first = true
dotnet_separate_import_directive_groups = false

## Namespace options ##
dotnet_style_namespace_match_folder = true
csharp_style_namespace_declarations = file_scoped

### Undocumented Rules ###

# prefer is null rather than is {}
csharp_style_prefer_null_check_over_type_check = true

# prefer (a, b) = (b, a)
csharp_style_prefer_tuple_swap = true

# prefer e is MethodCallExpression { Method.Name: "MethodName" }
csharp_style_prefer_extended_property_pattern = true

# options are (end|beginning)_of_line
dotnet_style_operator_placement_when_wrapping = beginning_of_line

csharp_style_prefer_method_group_conversion = true

## Experimental Rules ##
dotnet_style_allow_statement_immediately_after_block_experimental = false
dotnet_style_allow_multiple_blank_lines_experimental = false
csharp_style_allow_blank_line_after_colon_in_constructor_initializer_experimental = false
csharp_style_allow_blank_lines_between_consecutive_braces_experimental = false
csharp_style_allow_embedded_statements_on_same_line_experimental = false
