Imports of package types

PathSynopsis
bytesPackage bytes implements functions for the manipulation of byte slices.
container/heapPackage heap provides heap operations for any type that implements heap.Interface.
errorsPackage errors implements functions to manipulate errors.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
go/astPackage ast declares the types used to represent syntax trees for Go packages.
go/constantPackage constant implements Values representing untyped Go constants and their corresponding operations.
go/internal/typeparams
go/parserPackage parser implements a parser for Go source files.
go/tokenPackage token defines constants representing the lexical tokens of the Go programming language and basic operations on tokens (printing, predicates).
internal/types/errors
ioPackage io provides basic interfaces to I/O primitives.
mathPackage math provides basic constants and mathematical functions.
regexpPackage regexp implements regular expression search.
runtimePackage runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.
sortPackage sort provides primitives for sorting slices and user-defined collections.
strconvPackage strconv implements conversions to and from string representations of basic data types.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
syncPackage sync provides basic synchronization primitives such as mutual exclusion locks.
sync/atomicPackage atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms.
unicodePackage unicode provides data and functions to test some properties of Unicode code points.
unicode/utf8Package utf8 implements functions and constants to support text encoded in UTF-8.