Clang Docs (75% documented)

Clang Reference Index Class Reference

Index

public class Index

An index is a context in which translation units are created.

init(excludeDeclarationsFromPCH:displayDiagnostics:)
Creates a new index in which translation units can be created.
Declaration
Swift

public init(excludeDeclarationsFromPCH: Bool = true, displayDiagnostics: Bool = true)