AppendCallerFrames appends to n frames for the PCs in callers, and returns the extended slice.

AppendStacktrace appends at most n entries to frames, skipping skip frames starting with AppendStacktrace, and returns the extended slice.

FileSystemContextSetter returns a ContextSetter that sets context by reading file contents from the provided http.FileSystem.

IsLibraryPackage reports whether or not the given package path is a library package.

RegisterApplicationPackage registers the given packages as being an application path.

RegisterLibraryPackage registers the given packages as being well-known library path prefixes.

RuntimeFrame returns a Frame based on the given runtime.Frame.

SetContext sets the source context for the given stack frames, with the specified number of pre- and post- lines.

SplitFunctionName splits the function name as formatted in runtime.Frame.Function, and returns the package path and function name components.

Frame describes a stack frame.

ContextSetter is an interface that can be used for setting the source context for a stack frame.