Issues

Add `mutating` keyword to mutating method mappings

Support for all remaining availability attributes for all scopes

Incorrect processing order for #endif directive at the end of the file

Missing #endif directive before the closing curly brace

Convert platform conditions for method (or property) scope

Support for conditional platform symbols (`TARGET_OS_XXX`)

Keep original indentation for converted preprocessor directives

Backing field reference gets translated to a property reference

Shouldn't convert zero to empty enum option set if type isn't enum but Int

Support for Objective-C @available expressions

Fix github issues №2

Don't skip "return" expressions in initializers

Add "--" and "++" operators to modifiers list

Readonly nonatomic property generates instance variable

Move out of "if" expression error producing method calls that lost return result in swift

Compound logical expressions with error handling translation breaks initial logic

Treat nil "error" argument as "try?"

"error" argument should be non optional inside of "catch" block

Treat "== nil" as negative result for error handling

Don't unwrap variable inside of assert and XCTAssert

@[] doesn't treated as NSArray during conversion

Preserve formatting for NSLocalizedString

if (string) is converted to if string != "", which is wrong

Swift enum-like structs values could be shortened in suitable context