Fix some invalidations

Author: timholy

src/packagedef.jl

@@ -1136,7 +1136,7 @@ function get_expressions(id::PkgId, filename)
     return fi.modexsigs
 end
 
-function add_definitions_from_repl(filename)
+function add_definitions_from_repl(filename::String)
     hist_idx = parse(Int, filename[6:end-1])
     hp = (Base.active_repl::REPL.LineEditREPL).interface.modes[1].hist::REPL.REPLHistoryProvider
     src = hp.history[hp.start_idx+hist_idx]
@@ -1149,6 +1149,7 @@ function add_definitions_from_repl(filename)
     push!(pkgdata, filename=>fi)
     return fi
 end
+add_definitions_from_repl(filename::AbstractString) = add_definitions_from_repl(convert(String, filename)::String)
 
 function update_stacktrace_lineno!(trace)
     local nrep

src/types.jl

@@ -163,12 +163,12 @@ function hasfile(info, file)
     fileindex(info, file) !== nothing
 end
 
-function fileinfo(pkgdata::PkgData, file::AbstractString)
+function fileinfo(pkgdata::PkgData, file::String)
     i = fileindex(pkgdata, file)
     i === nothing && error("file ", file, " not found")
     return pkgdata.fileinfos[i]
 end
-fileinfo(pkgdata::PkgData, i::Integer) = pkgdata.fileinfos[i]
+fileinfo(pkgdata::PkgData, i::Int) = pkgdata.fileinfos[i]
 
 function Base.push!(pkgdata::PkgData, pr::Pair{<:Any,FileInfo})
     push!(srcfiles(pkgdata), pr.first)