lib.rs:
#    1| [SourceFile] SourceFile
#    1|   getItem(0): [Module] mod macro_in_library
#    1|     getName(): [Name] macro_in_library
#    1|     getVisibility(): [Visibility] pub
macro_in_library.rs:
#    1| [SourceFile] SourceFile
#    1|   getItem(0): [MacroCall] (item with attribute macro expansion)
#    2|     getAttributeMacroExpansion(): [MacroItems] MacroItems
#    2|       getItem(0): [Function] fn foo
#    2|         getParamList(): [ParamList] ParamList
#    2|         getName(): [Name] foo
#    2|         getVisibility(): [Visibility] pub
#    2|       getItem(1): [Function] fn foo_new
#    2|         getParamList(): [ParamList] ParamList
#    2|         getName(): [Name] foo_new
#    2|         getVisibility(): [Visibility] pub
#    4|   getItem(1): [Function] fn bar
#    4|     getParamList(): [ParamList] ParamList
#    4|     getName(): [Name] bar
#    4|     getVisibility(): [Visibility] pub
proc_macro.rs:
#    1| [SourceFile] SourceFile
#    1|   getItem(0): [Use] use ...::TokenStream
#    1|     getUseTree(): [UseTree] ...::TokenStream
#    1|       getPath(): [Path] ...::TokenStream
#    1|         getQualifier(): [Path] proc_macro
#    1|           getSegment(): [PathSegment] proc_macro
#    1|             getIdentifier(): [NameRef] proc_macro
#    1|         getSegment(): [PathSegment] TokenStream
#    1|           getIdentifier(): [NameRef] TokenStream
#    2|   getItem(1): [Use] use ...::quote
#    2|     getUseTree(): [UseTree] ...::quote
#    2|       getPath(): [Path] ...::quote
#    2|         getQualifier(): [Path] quote
#    2|           getSegment(): [PathSegment] quote
#    2|             getIdentifier(): [NameRef] quote
#    2|         getSegment(): [PathSegment] quote
#    2|           getIdentifier(): [NameRef] quote
#    4|   getItem(2): [Function] fn add_one
#    5|     getParamList(): [ParamList] ParamList
#    5|       getParam(0): [Param] : TokenStream
#    5|         getTypeRepr(): [PathTypeRepr] TokenStream
#    5|           getPath(): [Path] TokenStream
#    5|             getSegment(): [PathSegment] TokenStream
#    5|               getIdentifier(): [NameRef] TokenStream
#    5|       getParam(1): [Param] : TokenStream
#    5|         getTypeRepr(): [PathTypeRepr] TokenStream
#    5|           getPath(): [Path] TokenStream
#    5|             getSegment(): [PathSegment] TokenStream
#    5|               getIdentifier(): [NameRef] TokenStream
#    4|     getAttr(0): [Attr] Attr
#    4|       getMeta(): [Meta] Meta
#    4|         getPath(): [Path] proc_macro_attribute
#    4|           getSegment(): [PathSegment] proc_macro_attribute
#    4|             getIdentifier(): [NameRef] proc_macro_attribute
#    5|     getName(): [Name] add_one
#    5|     getRetType(): [RetTypeRepr] RetTypeRepr
#    5|       getTypeRepr(): [PathTypeRepr] TokenStream
#    5|         getPath(): [Path] TokenStream
#    5|           getSegment(): [PathSegment] TokenStream
#    5|             getIdentifier(): [NameRef] TokenStream
#    5|     getVisibility(): [Visibility] pub