_id
stringlengths
2
7
title
stringlengths
1
118
partition
stringclasses
3 values
text
stringlengths
52
85.5k
language
stringclasses
1 value
meta_information
dict
q14200
NewLEDDriver
train
func NewLEDDriver(ledMap LEDMap, lf ledFactory) LEDDriver { return &ledDriver{ ledMap: ledMap, lf: lf, initializedLEDs: map[string]LED{}, } }
go
{ "resource": "" }
q14201
nextSlash
train
func nextSlash(s string) int { for sep := 0; ; sep++ { i := strings.IndexByte(s[sep:], '/') if i < 0 { return -1 } sep += i if sep == 0 || s[sep-1] != '\\' { return sep } } }
go
{ "resource": "" }
q14202
Process
train
func Process(out io.Writer, in io.Reader, opts ...Option) error { e := embedder{Fetcher: fetcher{}} for _, opt := range opts { opt.f(&e) } return process(out, in, e.runCommand) }
go
{ "resource": "" }
q14203
WithBaseDir
train
func WithBaseDir(path string) Option { return Option{func(e *embedder) { e.baseDir = path }} }
go
{ "resource": "" }
q14204
WithFetcher
train
func WithFetcher(c Fetcher) Option { return Option{func(e *embedder) { e.Fetcher = c }} }
go
{ "resource": "" }
q14205
EncodeHeader
train
func (e *Encoder) EncodeHeader(v interface{}) error { typ, err := valueType(v) if err != nil { return err } return e.encodeHeader(typ) }
go
{ "resource": "" }
q14206
NewDecoder
train
func NewDecoder(r Reader, header ...string) (dec *Decoder, err error) { if len(header) == 0 { header, err = r.Read() if err != nil { return nil, err } } h := make([]string, len(header)) copy(h, header) header = h m := make(map[string]int, len(header)) for i, h := range header { m[h] = i } return &Decoder{ r: r, header: header, hmap: m, unused: make([]int, 0, len(header)), }, nil }
go
{ "resource": "" }
q14207
Header
train
func (d *Decoder) Header() []string { header := make([]string, len(d.header)) copy(header, d.header) return header }
go
{ "resource": "" }
q14208
Unused
train
func (d *Decoder) Unused() []int { if len(d.unused) == 0 { return nil } indices := make([]int, len(d.unused)) copy(indices, d.unused) return indices }
go
{ "resource": "" }
q14209
Close
train
func (l *Listener) Close() error { l.once.Do(func() { close(l.done) <-l.rmvd }) return nil }
go
{ "resource": "" }
q14210
set
train
func (d *pipeDeadline) set(t time.Time) { d.mu.Lock() defer d.mu.Unlock() if d.timer != nil && !d.timer.Stop() { <-d.cancel // Wait for the timer callback to finish and close cancel } d.timer = nil // Time is zero, then there is no deadline. closed := isClosedChan(d.cancel) if t.IsZero() { if closed { d.cancel = make(chan struct{}) } return } // Time in the future, setup a timer to cancel in the future. if dur := time.Until(t); dur > 0 { if closed { d.cancel = make(chan struct{}) } d.timer = time.AfterFunc(dur, func() { close(d.cancel) }) return } // Time in the past, so close immediately. if !closed { close(d.cancel) } }
go
{ "resource": "" }
q14211
wait
train
func (d *pipeDeadline) wait() chan struct{} { d.mu.Lock() defer d.mu.Unlock() return d.cancel }
go
{ "resource": "" }
q14212
Pipe
train
func Pipe() (net.Conn, net.Conn) { cb1 := make(chan []byte) cb2 := make(chan []byte) cn1 := make(chan int) cn2 := make(chan int) done1 := make(chan struct{}) done2 := make(chan struct{}) p1 := &pipe{ rdRx: cb1, rdTx: cn1, wrTx: cb2, wrRx: cn2, localDone: done1, remoteDone: done2, readDeadline: makePipeDeadline(), writeDeadline: makePipeDeadline(), } p2 := &pipe{ rdRx: cb2, rdTx: cn2, wrTx: cb1, wrRx: cn1, localDone: done2, remoteDone: done1, readDeadline: makePipeDeadline(), writeDeadline: makePipeDeadline(), } return p1, p2 }
go
{ "resource": "" }
q14213
BufferSize
train
func (c *Conn) BufferSize() int { if c.laddr.Buffered() { c.buf.configMu.RLock() defer c.buf.configMu.RUnlock() return c.buf.max } return 0 }
go
{ "resource": "" }
q14214
CloseTimeout
train
func (c *Conn) CloseTimeout() time.Duration { if c.laddr.Buffered() { c.buf.configMu.RLock() defer c.buf.configMu.RUnlock() return c.buf.closeTimeout } return 0 }
go
{ "resource": "" }
q14215
SetCloseTimeout
train
func (c *Conn) SetCloseTimeout(d time.Duration) { if c.laddr.Buffered() { c.buf.configMu.Lock() defer c.buf.configMu.Unlock() c.buf.closeTimeout = d } }
go
{ "resource": "" }
q14216
Close
train
func (c *Conn) Close() error { c.pipe.once.Do(func() { // Buffered connections will attempt to wait until all // pending Writes are completed or until the specified // timeout value has elapsed. if c.laddr.Buffered() { // Set up a channel that is closed when the specified // timer elapses. timeout := c.CloseTimeout() timeoutDone := make(chan struct{}) if timeout == 0 { close(timeoutDone) } else { time.AfterFunc(timeout, func() { close(timeoutDone) }) } // Set up a channel that is closed when there is // no more buffered data. writesDone := make(chan struct{}) go func() { c.buf.dataMu.Lock() defer c.buf.dataMu.Unlock() for len(c.buf.dataN) > 0 { c.buf.dataMu.Unlock() c.buf.dataMu.Lock() } close(writesDone) }() // Wait to close the connection. select { case <-writesDone: case <-timeoutDone: } } close(c.pipe.localDone) }) return nil }
go
{ "resource": "" }
q14217
writeAsync
train
func (c *Conn) writeAsync(b []byte) (int, error) { // Prevent concurrent writes. c.buf.writeMu.Lock() defer c.buf.writeMu.Unlock() // Get the max buffer size to determine if the buffer's capacity // should be grown. c.buf.configMu.RLock() max := c.buf.max c.buf.configMu.RUnlock() // If the provided data is too large for the buffer then force // a synchrnous write. if max > 0 && len(b) > max { return c.writeSync(b) } // Lock access to the buffer. This prevents concurrent writes to // the buffer. Occasionally the lock is released temporarily to // check if the buffer's length allows this write operation to // proceed. c.buf.dataMu.Lock() // If the max buffer size is non-zero and larger than the // capacity of the buffer, then grow the buffer capacity. if max > 0 && max > c.buf.data.Cap() { c.buf.data.Grow(max) } // Wait until there is room in the buffer to proceed. for max > 0 && c.buf.data.Len()+len(b) > c.buf.data.Cap() { c.buf.dataMu.Unlock() c.buf.dataMu.Lock() } defer c.buf.dataMu.Unlock() // Write the data to the buffer. n, err := c.buf.data.Write(b) if err != nil { return n, err } else if n < len(b) { return n, fmt.Errorf("trunc write: exp=%d act=%d", len(b), n) } // Record the number of bytes written in a FIFO list. c.buf.dataN = append(c.buf.dataN, n) // Start a goroutine that reads n bytes from the buffer where n // is the first element in the FIFO list from above. The read // below may not actually correspond to the write from above; // that's okay. The important thing is the order of the reads, // and that's achieved using the circular buffer and FIFO list // of bytes written. go func() { // The read operation must also obtain a lock, preventing // concurrent access to the buffer. c.buf.dataMu.Lock() // Get the number of bytes to read. n := c.buf.dataN[0] c.buf.dataN = c.buf.dataN[1:] // Read the bytes from the buffer into a temporary buffer. b := make([]byte, n) if nr, err := c.buf.data.Read(b); err != nil { go func() { c.buf.errs <- err }() c.buf.dataMu.Unlock() return } else if nr < n { go func() { c.buf.errs <- fmt.Errorf("trunc read: exp=%d act=%d", n, nr) }() c.buf.dataMu.Unlock() return } // Ensure access to the buffer is restored. defer c.buf.dataMu.Unlock() // Write the temporary buffer into the underlying connection. if nw, err := c.writeSync(b); err != nil { go func() { c.buf.errs <- err }() return } else if nw < n { go func() { c.buf.errs <- fmt.Errorf("trunc write: exp=%d act=%d", n, nw) }() return } }() return n, nil }
go
{ "resource": "" }
q14218
New
train
func New(basePath string) *Cache { return &Cache{ d: diskv.New(diskv.Options{ BasePath: basePath, CacheSizeMax: 100 * 1024 * 1024, // 100MB }), } }
go
{ "resource": "" }
q14219
cacheKey
train
func cacheKey(req *http.Request) string { if req.Method == http.MethodGet { return req.URL.String() } else { return req.Method + " " + req.URL.String() } }
go
{ "resource": "" }
q14220
CachedResponse
train
func CachedResponse(c Cache, req *http.Request) (resp *http.Response, err error) { cachedVal, ok := c.Get(cacheKey(req)) if !ok { return } b := bytes.NewBuffer(cachedVal) return http.ReadResponse(bufio.NewReader(b), req) }
go
{ "resource": "" }
q14221
Set
train
func (c *MemoryCache) Set(key string, resp []byte) { c.mu.Lock() c.items[key] = resp c.mu.Unlock() }
go
{ "resource": "" }
q14222
Delete
train
func (c *MemoryCache) Delete(key string) { c.mu.Lock() delete(c.items, key) c.mu.Unlock() }
go
{ "resource": "" }
q14223
varyMatches
train
func varyMatches(cachedResp *http.Response, req *http.Request) bool { for _, header := range headerAllCommaSepValues(cachedResp.Header, "vary") { header = http.CanonicalHeaderKey(header) if header != "" && req.Header.Get(header) != cachedResp.Header.Get("X-Varied-"+header) { return false } } return true }
go
{ "resource": "" }
q14224
Date
train
func Date(respHeaders http.Header) (date time.Time, err error) { dateHeader := respHeaders.Get("date") if dateHeader == "" { err = ErrNoDateHeader return } return time.Parse(time.RFC1123, dateHeader) }
go
{ "resource": "" }
q14225
New
train
func New(path string) (*Cache, error) { cache := &Cache{} var err error cache.db, err = leveldb.OpenFile(path, nil) if err != nil { return nil, err } return cache, nil }
go
{ "resource": "" }
q14226
doTitleSequence
train
func doTitleSequence(er *bytes.Reader) error { var c byte var err error c, err = er.ReadByte() if err != nil { return err } if c != '0' && c != '2' { return nil } c, err = er.ReadByte() if err != nil { return err } if c != ';' { return nil } title := make([]byte, 0, 80) for { c, err = er.ReadByte() if err != nil { return err } if c == 0x07 || c == '\n' { break } title = append(title, c) } if len(title) > 0 { title8, err := syscall.UTF16PtrFromString(string(title)) if err == nil { procSetConsoleTitle.Call(uintptr(unsafe.Pointer(title8))) } } return nil }
go
{ "resource": "" }
q14227
Parse
train
func Parse(r io.Reader) (node Node, err error) { lb := &lineBuffer{ Reader: bufio.NewReader(r), } defer func() { if r := recover(); r != nil { switch r := r.(type) { case error: err = r case string: err = errors.New(r) default: err = fmt.Errorf("%v", r) } } }() node = parseNode(lb, 0, nil) return }
go
{ "resource": "" }
q14228
ReadFile
train
func ReadFile(filename string) (*File, error) { fin, err := os.Open(filename) if err != nil { return nil, err } defer fin.Close() f := new(File) f.Root, err = Parse(fin) if err != nil { return nil, err } return f, nil }
go
{ "resource": "" }
q14229
Config
train
func Config(yamlconf string) *File { var err error buf := bytes.NewBufferString(yamlconf) f := new(File) f.Root, err = Parse(buf) if err != nil { panic(err) } return f }
go
{ "resource": "" }
q14230
ConfigFile
train
func ConfigFile(filename string) *File { f, err := ReadFile(filename) if err != nil { panic(err) } return f }
go
{ "resource": "" }
q14231
Get
train
func (f *File) Get(spec string) (string, error) { node, err := Child(f.Root, spec) if err != nil { return "", err } if node == nil { return "", &NodeNotFound{ Full: spec, Spec: spec, } } scalar, ok := node.(Scalar) if !ok { return "", &NodeTypeMismatch{ Full: spec, Spec: spec, Token: "$", Expected: "yaml.Scalar", Node: node, } } return scalar.String(), nil }
go
{ "resource": "" }
q14232
Count
train
func (f *File) Count(spec string) (int, error) { node, err := Child(f.Root, spec) if err != nil { return -1, err } if node == nil { return -1, &NodeNotFound{ Full: spec, Spec: spec, } } lst, ok := node.(List) if !ok { return -1, &NodeTypeMismatch{ Full: spec, Spec: spec, Token: "$", Expected: "yaml.List", Node: node, } } return lst.Len(), nil }
go
{ "resource": "" }
q14233
Require
train
func (f *File) Require(spec string) string { str, err := f.Get(spec) if err != nil { panic(err) } return str }
go
{ "resource": "" }
q14234
Item
train
func (node List) Item(idx int) Node { if idx >= 0 && idx < len(node) { return node[idx] } return nil }
go
{ "resource": "" }
q14235
Render
train
func Render(node Node) string { buf := bytes.NewBuffer(nil) node.write(buf, 0, 0) return buf.String() }
go
{ "resource": "" }
q14236
NotFound
train
func NotFound(w http.ResponseWriter, r *http.Request) { http.Error(w, "Umm... have you tried turning it off and on again?", 404) }
go
{ "resource": "" }
q14237
Insert
train
func Insert(middleware, before web.MiddlewareType) error { return DefaultMux.Insert(middleware, before) }
go
{ "resource": "" }
q14238
Handle
train
func Handle(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Handle(pattern, handler) }
go
{ "resource": "" }
q14239
Connect
train
func Connect(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Connect(pattern, handler) }
go
{ "resource": "" }
q14240
Delete
train
func Delete(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Delete(pattern, handler) }
go
{ "resource": "" }
q14241
Get
train
func Get(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Get(pattern, handler) }
go
{ "resource": "" }
q14242
Head
train
func Head(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Head(pattern, handler) }
go
{ "resource": "" }
q14243
Options
train
func Options(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Options(pattern, handler) }
go
{ "resource": "" }
q14244
Patch
train
func Patch(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Patch(pattern, handler) }
go
{ "resource": "" }
q14245
Post
train
func Post(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Post(pattern, handler) }
go
{ "resource": "" }
q14246
Put
train
func Put(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Put(pattern, handler) }
go
{ "resource": "" }
q14247
Trace
train
func Trace(pattern web.PatternType, handler web.HandlerType) { DefaultMux.Trace(pattern, handler) }
go
{ "resource": "" }
q14248
GetReqID
train
func GetReqID(c web.C) string { if c.Env == nil { return "" } v, ok := c.Env[RequestIDKey] if !ok { return "" } if reqID, ok := v.(string); ok { return reqID } return "" }
go
{ "resource": "" }
q14249
AutomaticOptions
train
func AutomaticOptions(c *web.C, h http.Handler) http.Handler { fn := func(w http.ResponseWriter, r *http.Request) { if r.Method == "OPTIONS" { w = &autoOptionsProxy{c: c, w: w} } h.ServeHTTP(w, r) } return http.HandlerFunc(fn) }
go
{ "resource": "" }
q14250
ServeHTTPC
train
func (h HandlerFunc) ServeHTTPC(c C, w http.ResponseWriter, r *http.Request) { h(c, w, r) }
go
{ "resource": "" }
q14251
URLQuery
train
func URLQuery(c *web.C, h http.Handler) http.Handler { fn := func(w http.ResponseWriter, r *http.Request) { if c.Env == nil { c.Env = make(map[interface{}]interface{}) } c.Env[URLQueryKey] = r.URL.Query() h.ServeHTTP(w, r) } return http.HandlerFunc(fn) }
go
{ "resource": "" }
q14252
EnvInit
train
func EnvInit(c *web.C, h http.Handler) http.Handler { return envInit{c, h} }
go
{ "resource": "" }
q14253
SuperSecure
train
func SuperSecure(c *web.C, h http.Handler) http.Handler { fn := func(w http.ResponseWriter, r *http.Request) { auth := r.Header.Get("Authorization") if !strings.HasPrefix(auth, "Basic ") { pleaseAuth(w) return } password, err := base64.StdEncoding.DecodeString(auth[6:]) if err != nil || string(password) != Password { pleaseAuth(w) return } h.ServeHTTP(w, r) } return http.HandlerFunc(fn) }
go
{ "resource": "" }
q14254
Sniff
train
func Sniff() string { if bind := os.Getenv("GOJI_BIND"); bind != "" { return bind } else if usingEinhorn() { return "einhorn@0" } else if usingSystemd() { return "fd@3" } else if port := os.Getenv("PORT"); port != "" { return ":" + port } return "" }
go
{ "resource": "" }
q14255
Socket
train
func Socket(bind string) net.Listener { l, err := listenTo(bind) if err != nil { log.Fatal(err) } return l }
go
{ "resource": "" }
q14256
WrapWriter
train
func WrapWriter(w http.ResponseWriter) WriterProxy { _, cn := w.(http.CloseNotifier) _, fl := w.(http.Flusher) _, hj := w.(http.Hijacker) _, rf := w.(io.ReaderFrom) bw := basicWriter{ResponseWriter: w} if cn && fl && hj && rf { return &fancyWriter{bw} } if fl { return &flushWriter{bw} } return &bw }
go
{ "resource": "" }
q14257
Accept
train
func (t *T) Accept() (net.Conn, error) { c, err := t.l.Accept() if err != nil { return nil, err } connID := atomic.AddUint64(&t.connCount, 1) shard := &t.shards[int(connID)%len(t.shards)] wc := &conn{ Conn: c, shard: shard, mode: t.mode, } if err = wc.init(); err != nil { return nil, err } return wc, nil }
go
{ "resource": "" }
q14258
CloseIdle
train
func (t *T) CloseIdle() error { for i := range t.shards { t.shards[i].closeConns(false, false) } // Not sure if returning errors is actually useful here :/ return nil }
go
{ "resource": "" }
q14259
Drain
train
func (t *T) Drain() error { for i := range t.shards { t.shards[i].closeConns(false, true) } for i := range t.shards { t.shards[i].wait() } return nil }
go
{ "resource": "" }
q14260
Disown
train
func Disown(c net.Conn) error { if cn, ok := c.(*conn); ok { return cn.disown() } return errNotManaged }
go
{ "resource": "" }
q14261
MarkIdle
train
func MarkIdle(c net.Conn) error { if cn, ok := c.(*conn); ok { cn.markIdle() return nil } return errNotManaged }
go
{ "resource": "" }
q14262
MarkInUse
train
func MarkInUse(c net.Conn) error { if cn, ok := c.(*conn); ok { cn.markInUse() return nil } return errNotManaged }
go
{ "resource": "" }
q14263
peacefulError
train
func peacefulError(err error) error { if atomic.LoadInt32(&closing) == 0 { return err } // Unfortunately Go doesn't really give us a better way to select errors // than this, so *shrug*. if oe, ok := err.(*net.OpError); ok { switch oe.Op { // backward compatibility: older golang returns AcceptEx on Windows. // Current golang returns "accept" consistently. It's platform independent. // See https://github.com/golang/go/commit/b0f4ee533a875c258ac1030ee382f0ffe2de304b case "AcceptEx": fallthrough case "accept": if oe.Err.Error() == errClosing { return nil } } } return err }
go
{ "resource": "" }
q14264
Write
train
func (g Greet) Write(w io.Writer) { fmt.Fprintf(w, "%s\n@%s at %s\n---\n", g.Message, g.User, g.Time.Format(time.UnixDate)) }
go
{ "resource": "" }
q14265
Write
train
func (u User) Write(w io.Writer, handle string) { fmt.Fprintf(w, "%s (@%s)\n%s\n", u.Name, handle, u.Bio) }
go
{ "resource": "" }
q14266
New
train
func New() *Mux { mux := Mux{ ms: mStack{ stack: make([]mLayer, 0), pool: makeCPool(), }, rt: router{ routes: make([]route, 0), notFound: parseHandler(http.NotFound), }, } mux.ms.router = &mux.rt return &mux }
go
{ "resource": "" }
q14267
ServeHTTPC
train
func (m *Mux) ServeHTTPC(c C, w http.ResponseWriter, r *http.Request) { stack := m.ms.alloc() stack.ServeHTTPC(c, w, r) m.ms.release(stack) }
go
{ "resource": "" }
q14268
Connect
train
func (m *Mux) Connect(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mCONNECT, handler) }
go
{ "resource": "" }
q14269
Delete
train
func (m *Mux) Delete(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mDELETE, handler) }
go
{ "resource": "" }
q14270
Head
train
func (m *Mux) Head(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mHEAD, handler) }
go
{ "resource": "" }
q14271
Options
train
func (m *Mux) Options(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mOPTIONS, handler) }
go
{ "resource": "" }
q14272
Patch
train
func (m *Mux) Patch(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mPATCH, handler) }
go
{ "resource": "" }
q14273
Post
train
func (m *Mux) Post(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mPOST, handler) }
go
{ "resource": "" }
q14274
Put
train
func (m *Mux) Put(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mPUT, handler) }
go
{ "resource": "" }
q14275
Trace
train
func (m *Mux) Trace(pattern PatternType, handler HandlerType) { m.rt.handleUntyped(pattern, mTRACE, handler) }
go
{ "resource": "" }
q14276
ServeTLS
train
func ServeTLS(config *tls.Config) { if !flag.Parsed() { flag.Parse() } ServeListener(tls.NewListener(bind.Default(), config)) }
go
{ "resource": "" }
q14277
ServeListener
train
func ServeListener(listener net.Listener) { DefaultMux.Compile() // Install our handler at the root of the standard net/http default mux. // This allows packages like expvar to continue working as expected. http.Handle("/", DefaultMux) log.Println("Starting Goji on", listener.Addr()) graceful.HandleSignals() bind.Ready() graceful.PreHook(func() { log.Printf("Goji received signal, gracefully stopping") }) graceful.PostHook(func() { log.Printf("Goji stopped") }) err := graceful.Serve(listener, http.DefaultServeMux) if err != nil { log.Fatal(err) } graceful.Wait() }
go
{ "resource": "" }
q14278
getCallStack
train
func getCallStack(skip int) string { buf := new(bytes.Buffer) for i := skip; ; i++ { _, file, line, ok := runtime.Caller(i) if !ok { break } fmt.Fprintf(buf, "\n%s:%d", file, line) } return buf.String() }
go
{ "resource": "" }
q14279
newRouteGroup
train
func newRouteGroup(prefix string, router *Router, handlers []Handler) *RouteGroup { return &RouteGroup{ prefix: prefix, router: router, handlers: handlers, } }
go
{ "resource": "" }
q14280
Delete
train
func (rg *RouteGroup) Delete(path string, handlers ...Handler) *Route { return rg.add("DELETE", path, handlers) }
go
{ "resource": "" }
q14281
combineHandlers
train
func combineHandlers(h1 []Handler, h2 []Handler) []Handler { hh := make([]Handler, len(h1)+len(h2)) copy(hh, h1) copy(hh[len(h1):], h2) return hh }
go
{ "resource": "" }
q14282
Handler
train
func Handler(opts Options) routing.Handler { opts.init() return func(c *routing.Context) (err error) { origin := c.Request.Header.Get(headerOrigin) if origin == "" { // the request is outside the scope of CORS return } if c.Request.Method == "OPTIONS" { // a preflight request method := c.Request.Header.Get(headerRequestMethod) if method == "" { // the request is outside the scope of CORS return } headers := c.Request.Header.Get(headerRequestHeaders) opts.setPreflightHeaders(origin, method, headers, c.Response.Header()) c.Abort() return } opts.setActualHeaders(origin, c.Response.Header()) return } }
go
{ "resource": "" }
q14283
Tag
train
func (r *Route) Tag(value interface{}) *Route { if len(r.routes) > 0 { // this route is a composite one (a path with multiple methods) for _, route := range r.routes { route.Tag(value) } return r } if r.tags == nil { r.tags = []interface{}{} } r.tags = append(r.tags, value) return r }
go
{ "resource": "" }
q14284
Get
train
func (r *Route) Get(handlers ...Handler) *Route { return r.group.add("GET", r.path, handlers) }
go
{ "resource": "" }
q14285
Post
train
func (r *Route) Post(handlers ...Handler) *Route { return r.group.add("POST", r.path, handlers) }
go
{ "resource": "" }
q14286
Put
train
func (r *Route) Put(handlers ...Handler) *Route { return r.group.add("PUT", r.path, handlers) }
go
{ "resource": "" }
q14287
Patch
train
func (r *Route) Patch(handlers ...Handler) *Route { return r.group.add("PATCH", r.path, handlers) }
go
{ "resource": "" }
q14288
Delete
train
func (r *Route) Delete(handlers ...Handler) *Route { return r.group.add("DELETE", r.path, handlers) }
go
{ "resource": "" }
q14289
Connect
train
func (r *Route) Connect(handlers ...Handler) *Route { return r.group.add("CONNECT", r.path, handlers) }
go
{ "resource": "" }
q14290
Head
train
func (r *Route) Head(handlers ...Handler) *Route { return r.group.add("HEAD", r.path, handlers) }
go
{ "resource": "" }
q14291
Options
train
func (r *Route) Options(handlers ...Handler) *Route { return r.group.add("OPTIONS", r.path, handlers) }
go
{ "resource": "" }
q14292
Trace
train
func (r *Route) Trace(handlers ...Handler) *Route { return r.group.add("TRACE", r.path, handlers) }
go
{ "resource": "" }
q14293
URL
train
func (r *Route) URL(pairs ...interface{}) (s string) { s = r.template for i := 0; i < len(pairs); i++ { name := fmt.Sprintf("<%v>", pairs[i]) value := "" if i < len(pairs)-1 { value = url.QueryEscape(fmt.Sprint(pairs[i+1])) } s = strings.Replace(s, name, value, -1) } return }
go
{ "resource": "" }
q14294
String
train
func (r *Route) String() string { return r.method + " " + r.group.prefix + r.path }
go
{ "resource": "" }
q14295
NewContext
train
func NewContext(res http.ResponseWriter, req *http.Request, handlers ...Handler) *Context { c := &Context{handlers: handlers} c.init(res, req) return c }
go
{ "resource": "" }
q14296
Param
train
func (c *Context) Param(name string) string { for i, n := range c.pnames { if n == name { return c.pvalues[i] } } return "" }
go
{ "resource": "" }
q14297
SetParam
train
func (c *Context) SetParam(name, value string) { for i, n := range c.pnames { if n == name { c.pvalues[i] = value return } } c.pnames = append(c.pnames, name) c.pvalues = append(c.pvalues, value) }
go
{ "resource": "" }
q14298
Set
train
func (c *Context) Set(name string, value interface{}) { if c.data == nil { c.data = make(map[string]interface{}) } c.data[name] = value }
go
{ "resource": "" }
q14299
Query
train
func (c *Context) Query(name string, defaultValue ...string) string { if vs, _ := c.Request.URL.Query()[name]; len(vs) > 0 { return vs[0] } if len(defaultValue) > 0 { return defaultValue[0] } return "" }
go
{ "resource": "" }