Issues

Update metadata for Xcode 12 / Swift 5.3 support
SWC-1071
Add `mutating` keyword to mutating method mappings
SWC-1070
Support for all remaining availability attributes for all scopes
SWC-1069
Incorrect processing order for #endif directive at the end of the file
SWC-1068
Missing #endif directive before the closing curly brace
SWC-1067
Convert platform conditions for method (or property) scope
SWC-1066
Support for conditional platform symbols (`TARGET_OS_XXX`)
SWC-1065
Keep original indentation for converted preprocessor directives
SWC-1064
Backing field reference gets translated to a property reference
SWC-1063
Shouldn't convert zero to empty enum option set if type isn't enum but Int
SWC-1062
Support for Objective-C @available expressions
SWC-1061
Fix github issues №2
SWC-1060
Don't skip "return" expressions in initializers
SWC-1059
Add "--" and "++" operators to modifiers list
SWC-1058
Readonly nonatomic property generates instance variable
SWC-1057
Move out of "if" expression error producing method calls that lost return result in swift
SWC-1056
Compound logical expressions with error handling translation breaks initial logic
SWC-1055
Treat nil "error" argument as "try?"
SWC-1054
"error" argument should be non optional inside of "catch" block
SWC-1053
Treat "== nil" as negative result for error handling
SWC-1052
Don't unwrap variable inside of assert and XCTAssert
SWC-1051
@[] doesn't treated as NSArray during conversion
SWC-1050
Preserve formatting for NSLocalizedString
SWC-1049
if (string) is converted to if string != "", which is wrong
SWC-1048
Swift enum-like structs values could be shortened in suitable context
SWC-1047
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