| Name | Synopsis |
|---|---|
| .. | |
| benchmark | |
| parse | Package parse provides support for parsing benchmark results as generated by 'go test -bench'. |
| blog | Package blog implements a web server for articles written in present format. |
| atom | Package atom defines XML data structures for an Atom feed. |
| cmd | |
| auth | |
| authtest | authtest is a diagnostic tool for implementations of the GOAUTH protocol described in https://golang.org/issue/26232. |
| cookieauth | cookieauth uses a “Netscape cookie file” to implement the GOAUTH protocol described in https://golang.org/issue/26232. |
| gitauth | gitauth uses 'git credential' to implement the GOAUTH protocol described in https://golang.org/issue/26232. |
| netrcauth | netrcauth uses a .netrc file (or _netrc file on Windows) to implement the GOAUTH protocol described in https://golang.org/issue/26232. |
| benchcmp | Deprecated: benchcmp is deprecated in favor of benchstat: golang.org/x/perf/cmd/benchstat |
| bisect | Bisect finds changes responsible for causing a failure. |
| bundle | Bundle creates a single-source-file version of a source package suitable for inclusion in a particular target package. |
| callgraph | callgraph: a tool for reporting the call graph of a Go program. |
| compilebench | Compilebench benchmarks the speed of the Go compiler. |
| deadcode | The deadcode command reports unreachable functions in Go programs. |
| digraph | The digraph command performs queries over unlabelled directed graphs represented in text form. |
| eg | The eg command performs example-based refactoring. |
| file2fuzz | file2fuzz converts binary files, such as those used by go-fuzz, to the Go fuzzing corpus format. |
| fiximports | The fiximports command fixes import declarations to use the canonical import path for packages that have an "import comment" as defined by https://golang.org/s/go14customimport. |
| go-contrib-init | The go-contrib-init command helps new Go contributors get their development environment set up for the Go contribution process. |
| godex | The godex command prints (dumps) exported information of packages or selected package objects. |
| godoc | Godoc extracts and generates documentation for Go programs. |
| goimports | Command goimports updates your Go import lines, adding missing ones and removing unreferenced ones. |
| gomvpkg | The gomvpkg command moves go packages, updating import declarations. |
| gonew | Gonew starts a new Go module by copying a template module. |
| gorename | The gorename command performs precise type-safe renaming of identifiers in Go source code. |
| gotype | The gotype command, like the front-end of a Go compiler, parses and type-checks a single Go package. |
| goyacc | Goyacc is a version of yacc for Go. |
| html2article | This program takes an HTML file and outputs a corresponding article file in present format. |
| present | Present displays slide presentations and articles. |
| present2md | Present2md converts legacy-syntax present files to Markdown-syntax present files. |
| signature-fuzzer | |
| fuzz-driver | |
| fuzz-runner | |
| splitdwarf | Splitdwarf uncompresses and copies the DWARF segment of a Mach-O executable into the "dSYM" file expected by lldb and ports of gdb on OSX. |
| ssadump | ssadump: a tool for displaying and interpreting the SSA form of Go programs. |
| stress | The stress utility is intended for catching sporadic failures. |
| stringer | Stringer is a tool to automate the creation of methods that satisfy the fmt.Stringer interface. |
| toolstash | Toolstash provides a way to save, run, and restore a known good copy of the Go toolchain and to compare the object files generated by two toolchains. |
| container | |
| intsets | Package intsets provides Sparse, a compact and fast representation for sparse sets of int values. |
| copyright | Package copyright checks that files have the correct copyright notices. |
| cover | Package cover provides support for parsing coverage profiles generated by "go test -coverprofile=cover.out". |
| go | |
| analysis | Package analysis defines the interface between a modular static analysis and an analysis driver program. |
| analysistest | Package analysistest provides utilities for testing analyzers. |
| multichecker | Package multichecker defines the main function for an analysis driver with several analyzers. |
| passes | |
| appends | Package appends defines an Analyzer that detects if there is only one variable in append. |
| asmdecl | Package asmdecl defines an Analyzer that reports mismatches between assembly files and Go declarations. |
| assign | Package assign defines an Analyzer that detects useless assignments. |
| atomic | Package atomic defines an Analyzer that checks for common mistakes using the sync/atomic package. |
| atomicalign | Package atomicalign defines an Analyzer that checks for non-64-bit-aligned arguments to sync/atomic functions. |
| bools | Package bools defines an Analyzer that detects common mistakes involving boolean operators. |
| buildssa | Package buildssa defines an Analyzer that constructs the SSA representation of an error-free package and returns the set of all functions within it. |
| buildtag | Package buildtag defines an Analyzer that checks build tags. |
| cgocall | Package cgocall defines an Analyzer that detects some violations of the cgo pointer passing rules. |
| composite | Package composite defines an Analyzer that checks for unkeyed composite literals. |
| copylock | Package copylock defines an Analyzer that checks for locks erroneously passed by value. |
| ctrlflow | Package ctrlflow is an analysis that provides a syntactic control-flow graph (CFG) for the body of a function. |
| deepequalerrors | Package deepequalerrors defines an Analyzer that checks for the use of reflect.DeepEqual with error values. |
| defers | Package defers defines an Analyzer that checks for common mistakes in defer statements. |
| cmd | |
| defers | The defers command runs the defers analyzer. |
| directive | Package directive defines an Analyzer that checks known Go toolchain directives. |
| errorsas | The errorsas package defines an Analyzer that checks that the second argument to errors.As is a pointer to a type implementing error. |
| fieldalignment | Package fieldalignment defines an Analyzer that detects structs that would use less memory if their fields were sorted. |
| cmd | |
| fieldalignment | |
| findcall | Package findcall defines an Analyzer that serves as a trivial example and test of the Analysis API. |
| cmd | |
| findcall | The findcall command runs the findcall analyzer. |
| framepointer | Package framepointer defines an Analyzer that reports assembly code that clobbers the frame pointer before saving it. |
| httpmux | |
| cmd | |
| httpmux | The httpmux command runs the httpmux analyzer. |
| httpresponse | Package httpresponse defines an Analyzer that checks for mistakes using HTTP responses. |
| ifaceassert | Package ifaceassert defines an Analyzer that flags impossible interface-interface type assertions. |
| cmd | |
| ifaceassert | The ifaceassert command runs the ifaceassert analyzer. |
| inspect | Package inspect defines an Analyzer that provides an AST inspector (golang.org/x/tools/go/ast/inspector.Inspector) for the syntax trees of a package. |
| loopclosure | Package loopclosure defines an Analyzer that checks for references to enclosing loop variables from within nested functions. |
| lostcancel | Package lostcancel defines an Analyzer that checks for failure to call a context cancellation function. |
| cmd | |
| lostcancel | The lostcancel command applies the golang.org/x/tools/go/analysis/passes/lostcancel analysis to the specified packages of Go source code. |
| nilfunc | Package nilfunc defines an Analyzer that checks for useless comparisons against nil. |
| nilness | Package nilness inspects the control-flow graph of an SSA function and reports errors such as nil pointer dereferences and degenerate nil pointer comparisons. |
| cmd | |
| nilness | The nilness command applies the golang.org/x/tools/go/analysis/passes/nilness analysis to the specified packages of Go source code. |
| pkgfact | The pkgfact package is a demonstration and test of the package fact mechanism. |
| printf | Package printf defines an Analyzer that checks consistency of Printf format strings and arguments. |
| reflectvaluecompare | Package reflectvaluecompare defines an Analyzer that checks for accidentally using == or reflect.DeepEqual to compare reflect.Value values. |
| shadow | Package shadow defines an Analyzer that checks for shadowed variables. |
| cmd | |
| shadow | The shadow command runs the shadow analyzer. |
| shift | Package shift defines an Analyzer that checks for shifts that exceed the width of an integer. |
| sigchanyzer | Package sigchanyzer defines an Analyzer that detects misuse of unbuffered signal as argument to signal.Notify. |
| slog | Package slog defines an Analyzer that checks for mismatched key-value pairs in log/slog calls. |
| sortslice | Package sortslice defines an Analyzer that checks for calls to sort.Slice that do not use a slice type as first argument. |
| stdmethods | Package stdmethods defines an Analyzer that checks for misspellings in the signatures of methods similar to well-known interfaces. |
| stdversion | Package stdversion reports uses of standard library symbols that are "too new" for the Go version in force in the referring file. |
| stringintconv | Package stringintconv defines an Analyzer that flags type conversions from integers to strings. |
| cmd | |
| stringintconv | The stringintconv command runs the stringintconv analyzer. |
| structtag | Package structtag defines an Analyzer that checks struct field tags are well formed. |
| testinggoroutine | Package testinggoroutine defines an Analyzerfor detecting calls to Fatal from a test goroutine. |
| tests | Package tests defines an Analyzer that checks for common mistaken usages of tests and examples. |
| timeformat | Package timeformat defines an Analyzer that checks for the use of time.Format or time.Parse calls with a bad format. |
| unmarshal | The unmarshal package defines an Analyzer that checks for passing non-pointer or non-interface types to unmarshal and decode functions. |
| cmd | |
| unmarshal | The unmarshal command runs the unmarshal analyzer. |
| unreachable | Package unreachable defines an Analyzer that checks for unreachable code. |
| unsafeptr | Package unsafeptr defines an Analyzer that checks for invalid conversions of uintptr to unsafe.Pointer. |
| unusedresult | Package unusedresult defines an analyzer that checks for unused results of calls to certain pure functions. |
| cmd | |
| unusedresult | The unusedresult command applies the golang.org/x/tools/go/analysis/passes/unusedresult analysis to the specified packages of Go source code. |
| unusedwrite | Package unusedwrite checks for unused writes to the elements of a struct or array object. |
| usesgenerics | Package usesgenerics defines an Analyzer that checks for usage of generic features added in Go 1.18. |
| singlechecker | Package singlechecker defines the main function for an analysis driver with only a single analysis. |
| unitchecker | The unitchecker package defines the main function for an analysis driver that analyzes a single compilation unit during a build. |
| ast | |
| astutil | Package astutil contains common utilities for working with the Go AST. |
| inspector | Package inspector provides helper functions for traversal over the syntax trees of a package, including node filtering by type, and materialization of the traversal stack. |
| buildutil | Package buildutil provides utilities related to the go/build package in the standard library. |
| callgraph | Package callgraph defines the call graph and various algorithms and utilities to operate on it. |
| cha | Package cha computes the call graph of a Go program using the Class Hierarchy Analysis (CHA) algorithm. |
| rta | This package provides Rapid Type Analysis (RTA) for Go, a fast algorithm for call graph construction and discovery of reachable code (and hence dead code) and runtime types. |
| static | Package static computes the call graph of a Go program containing only static call edges. |
| vta | Package vta computes the call graph of a Go program using the Variable Type Analysis (VTA) algorithm originally described in “Practical Virtual Method Call Resolution for Java," Vijay Sundaresan, Laurie Hendren, Chrislain Razafimahefa, Raja Vallée-Rai, Patrick Lam, Etienne Gagnon, and Charles Godin. |
| cfg | Package cfg constructs a simple control-flow graph (CFG) of the statements and expressions within a single function. |
| expect | Package expect provides support for interpreting structured comments in Go source code as test expectations. |
| gccgoexportdata | Package gccgoexportdata provides functions for reading export data files containing type information produced by the gccgo compiler. |
| gcexportdata | Package gcexportdata provides functions for locating, reading, and writing export data files containing type information produced by the gc compiler. |
| loader | Package loader loads a complete Go program from source code, parsing and type-checking the initial packages plus their transitive closure of dependencies. |
| packages | Package packages loads Go packages for inspection and analysis. |
| gopackages | The gopackages command is a diagnostic tool that demonstrates how to use golang.org/x/tools/go/packages to load, parse, type-check, and print one or more Go packages. |
| packagestest | Package packagestest creates temporary projects on disk for testing go tools on. |
| ssa | Package ssa defines a representation of the elements of Go programs (packages, types, functions, variables and constants) using a static single-assignment (SSA) form intermediate representation (IR) for the bodies of functions. |
| interp | Package ssa/interp defines an interpreter for the SSA representation of Go programs. |
| ssautil | |
| types | |
| objectpath | Package objectpath defines a naming scheme for types.Objects (that is, named entities in Go programs) relative to their enclosing package. |
| typeutil | Package typeutil defines various utilities for types, such as Map, a mapping from types.Type to any values. |
| vcs | Package vcs exposes functions for resolving import paths and using version control systems, which can be used to implement behavior similar to the standard "go get" command. |
| godoc | Package godoc is a work-in-progress (2013-07-17) package to begin splitting up the godoc binary into multiple pieces. |
| analysis | Package analysis performs type and pointer analysis and generates mark-up for the Go source view. |
| redirect | Package redirect provides hooks to register HTTP handlers that redirect old godoc paths to their new equivalents. |
| static | Package static exports a map of static file content that supports the godoc user interface. |
| util | Package util contains utility types and functions for godoc. |
| vfs | Package vfs defines types for abstract file system access and provides an implementation accessing the file system of the underlying OS. |
| gatefs | Package gatefs provides an implementation of the FileSystem interface that wraps another FileSystem and limits its concurrency. |
| httpfs | Package httpfs implements http.FileSystem using a godoc vfs.FileSystem. |
| mapfs | Package mapfs file provides an implementation of the FileSystem interface based on the contents of a map[string]string. |
| zipfs | Package zipfs file provides an implementation of the FileSystem interface based on the contents of a .zip file. |
| imports | Package imports implements a Go pretty-printer (like package "go/format") that also adds or removes import statements as necessary. |
| playground | Package playground registers an HTTP handler at "/compile" that proxies requests to the golang.org playground service. |
| socket | Package socket implements an WebSocket-based playground backend. |
| present | Package present implements parsing and rendering of present files, which can be slide presentations as in golang.org/x/tools/cmd/present or articles as in golang.org/x/blog (the Go blog). |
| refactor | |
| eg | Package eg implements the example-based refactoring tool whose command-line is defined in golang.org/x/tools/cmd/eg. |
| importgraph | Package importgraph computes the forward and reverse import dependency graphs for all packages in a Go workspace. |
| rename | Package rename contains the implementation of the 'gorename' command whose main function is in golang.org/x/tools/cmd/gorename. |
| satisfy | Package satisfy inspects the type-checked ASTs of Go packages and reports the set of discovered type constraints of the form (lhs, rhs Type) where lhs is a non-trivial interface, rhs satisfies this interface, and this fact is necessary for the package to be well-typed. |
| txtar | Package txtar implements a trivial text-based file archive format. |