Editor Config for C# / VS2017 / R#

.editorconfig

root=true

[*]
indent_style = tab
indent_size = 4

[*.cs]
# Don't use 'this.'/'Me.' prefix for anything
dotnet_style_qualification_for_field = false:error
dotnet_style_qualification_for_property = false:error
dotnet_style_qualification_for_method = false:error
dotnet_style_qualification_for_event = false:error

# Use language keywords over framework type names for type references
# i.e. prefer 'string' over 'String'
dotnet_style_predefined_type_for_locals_parameters_members = true:error
dotnet_style_predefined_type_for_member_access = true:error

# Prefer object/collection initializers
# This is a suggestion because there are cases where this is necessary
dotnet_style_object_initializer = true:suggestion
dotnet_style_collection_initializer = true:suggestion

# Prefer using 'foo ?? bar' over 'foo != null ? foo : bar'
dotnet_style_coalesce_expression = true:error

# Prefer using '?.' over ternary null checking where possible
dotnet_style_null_propagation = true:error

# Use 'var' in all cases where it can be used
csharp_style_var_for_built_in_types = true:error
csharp_style_var_when_type_is_apparent = true:error
csharp_style_var_elsewhere = true:error

# Newline settings
# Unsure where docs are. Got these from https://github.com/dotnet/roslyn/blob/master/.editorconfig
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

# Prefer expression-bodied methods, constructors, operators, etc.
csharp_style_expression_bodied_methods = true:suggestion
csharp_style_expression_bodied_constructors = true:suggestion
csharp_style_expression_bodied_operators = true:suggestion
csharp_style_expression_bodied_properties = true:suggestion
csharp_style_expression_bodied_indexers = true:suggestion
csharp_style_expression_bodied_accessors = true:suggestion