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stringlengths
2
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3 values
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1 value
meta_information
dict
q7500
SetIPAddresses
train
func (p *PUPolicy) SetIPAddresses(l ExtendedMap) { p.Lock() defer p.Unlock() p.ips = l }
go
{ "resource": "" }
q7501
ExposedServices
train
func (p *PUPolicy) ExposedServices() ApplicationServicesList { p.Lock() defer p.Unlock() return p.exposedServices }
go
{ "resource": "" }
q7502
DependentServices
train
func (p *PUPolicy) DependentServices() ApplicationServicesList { p.Lock() defer p.Unlock() return p.dependentServices }
go
{ "resource": "" }
q7503
ServicesListeningPort
train
func (p *PUPolicy) ServicesListeningPort() string { p.Lock() defer p.Unlock() return strconv.Itoa(p.servicesListeningPort) }
go
{ "resource": "" }
q7504
UpdateDNSNetworks
train
func (p *PUPolicy) UpdateDNSNetworks(networks DNSRuleList) { p.Lock() defer p.Unlock() p.DNSACLs = make(DNSRuleList, len(networks)) copy(p.DNSACLs, networks) }
go
{ "resource": "" }
q7505
UpdateServiceCertificates
train
func (p *PUPolicy) UpdateServiceCertificates(cert, key string) { p.Lock() defer p.Unlock() p.servicesCertificate = cert p.servicesPrivateKey = key }
go
{ "resource": "" }
q7506
ServiceCertificates
train
func (p *PUPolicy) ServiceCertificates() (string, string, string) { p.Lock() defer p.Unlock() return p.servicesCertificate, p.servicesPrivateKey, p.servicesCA }
go
{ "resource": "" }
q7507
Scopes
train
func (p *PUPolicy) Scopes() []string { p.Lock() defer p.Unlock() return p.scopes }
go
{ "resource": "" }
q7508
ToPublicPolicy
train
func (p *PUPolicy) ToPublicPolicy() *PUPolicyPublic { p.Lock() defer p.Unlock() return &PUPolicyPublic{ ManagementID: p.managementID, TriremeAction: p.triremeAction, ApplicationACLs: p.applicationACLs.Copy(), NetworkACLs: p.networkACLs.Copy(), DNSACLs: p.DNSACLs.Copy(), TransmitterRules: p.transmitterRules.Copy(), ReceiverRules: p.receiverRules.Copy(), Annotations: p.annotations.Copy(), Identity: p.identity.Copy(), IPs: p.ips.Copy(), ServicesListeningPort: p.servicesListeningPort, ExposedServices: p.exposedServices, DependentServices: p.dependentServices, Scopes: p.scopes, ServicesCA: p.servicesCA, ServicesCertificate: p.servicesCertificate, ServicesPrivateKey: p.servicesPrivateKey, } }
go
{ "resource": "" }
q7509
ToPrivatePolicy
train
func (p *PUPolicyPublic) ToPrivatePolicy(convert bool) (*PUPolicy, error) { var err error exposedServices := ApplicationServicesList{} for _, e := range p.ExposedServices { if convert { e.UserAuthorizationHandler, err = usertokens.NewVerifier(e.UserAuthorizationHandler) if err != nil { return nil, fmt.Errorf("unable to initialize user authorization handler for service: %s - error %s", e.ID, err) } } exposedServices = append(exposedServices, e) } return &PUPolicy{ managementID: p.ManagementID, triremeAction: p.TriremeAction, applicationACLs: p.ApplicationACLs, networkACLs: p.NetworkACLs.Copy(), DNSACLs: p.DNSACLs.Copy(), transmitterRules: p.TransmitterRules.Copy(), receiverRules: p.ReceiverRules.Copy(), annotations: p.Annotations.Copy(), identity: p.Identity.Copy(), ips: p.IPs.Copy(), servicesListeningPort: p.ServicesListeningPort, exposedServices: exposedServices, dependentServices: p.DependentServices, scopes: p.Scopes, servicesCA: p.ServicesCA, servicesCertificate: p.ServicesCertificate, servicesPrivateKey: p.ServicesPrivateKey, }, nil }
go
{ "resource": "" }
q7510
NewGenericSecretsDriver
train
func NewGenericSecretsDriver(ca []byte, token string, network *common.Service) (SecretsDriver, error) { caPool := x509.NewCertPool() if !caPool.AppendCertsFromPEM(ca) { return nil, fmt.Errorf("No valid CA provided") } targetAddress := "" if len(network.FQDNs) > 0 { targetAddress = network.FQDNs[0] } else if len(network.Addresses) > 0 { targetAddress = network.Addresses[0].IP.String() } else { return nil, fmt.Errorf("No valid target") } if network.Ports.Min == 0 { return nil, fmt.Errorf("Invalid port specification") } targetURL, err := url.Parse("https://" + targetAddress + ":" + strconv.Itoa(int(network.Ports.Min))) if err != nil { return nil, fmt.Errorf("Invalid URL for secrets service") } return &GenericSecretsDriver{ transport: &http.Transport{ TLSClientConfig: &tls.Config{ RootCAs: caPool, }, }, token: token, targetURL: targetURL, }, nil }
go
{ "resource": "" }
q7511
Transform
train
func (k *GenericSecretsDriver) Transform(r *http.Request) error { r.Host = k.targetURL.Host r.URL = k.targetURL r.Header.Add("Authorization", "Bearer "+k.token) return nil }
go
{ "resource": "" }
q7512
ValueEqual
train
func ValueEqual(v1 interface{}, v2 interface{}) bool { v1RV := reflect.ValueOf(v1) switch v1RV.Kind() { case reflect.Func: // This is best effort to check if functions match, but it could be wrong v2RV := reflect.ValueOf(v2) if !v1RV.IsValid() || !v2RV.IsValid() { if v1RV.IsValid() != !v2RV.IsValid() { return false } return true } else if v1RV.Kind() != v2RV.Kind() { return false } else if v1RV.Type() != v2RV.Type() { return false } else if v1RV.Pointer() != v2RV.Pointer() { // From reflect: If v's Kind is Func, the returned pointer is an underlying code pointer, but not necessarily enough to identify a single function uniquely. return false } return true } switch value1 := v1.(type) { case error: switch value2 := v2.(type) { case error: return value1.Error() == value2.Error() } } return reflect.DeepEqual(v1, v2) }
go
{ "resource": "" }
q7513
Run
train
func Run(stmt ast.Stmt, env *Env) (interface{}, error) { return RunContext(context.Background(), stmt, env) }
go
{ "resource": "" }
q7514
RunContext
train
func RunContext(ctx context.Context, stmt ast.Stmt, env *Env) (interface{}, error) { runInfo := runInfoStruct{ctx: ctx, env: env, stmt: stmt, rv: nilValue} runInfo.runSingleStmt() if runInfo.err == ErrReturn { runInfo.err = nil } return runInfo.rv.Interface(), runInfo.err }
go
{ "resource": "" }
q7515
newError
train
func newError(pos ast.Pos, err error) error { if err == nil { return nil } if pos == nil { return &Error{Message: err.Error(), Pos: ast.Position{Line: 1, Column: 1}} } return &Error{Message: err.Error(), Pos: pos.Position()} }
go
{ "resource": "" }
q7516
newStringError
train
func newStringError(pos ast.Pos, err string) error { if err == "" { return nil } if pos == nil { return &Error{Message: err, Pos: ast.Position{Line: 1, Column: 1}} } return &Error{Message: err, Pos: pos.Position()} }
go
{ "resource": "" }
q7517
equal
train
func equal(lhsV, rhsV reflect.Value) bool { lhsIsNil, rhsIsNil := isNil(lhsV), isNil(rhsV) if lhsIsNil && rhsIsNil { return true } if (!lhsIsNil && rhsIsNil) || (lhsIsNil && !rhsIsNil) { return false } if lhsV.Kind() == reflect.Interface || lhsV.Kind() == reflect.Ptr { lhsV = lhsV.Elem() } if rhsV.Kind() == reflect.Interface || rhsV.Kind() == reflect.Ptr { rhsV = rhsV.Elem() } // Compare a string and a number. // This will attempt to convert the string to a number, // while leaving the other side alone. Code further // down takes care of converting ints and floats as needed. if isNum(lhsV) && rhsV.Kind() == reflect.String { rhsF, err := tryToFloat64(rhsV) if err != nil { // Couldn't convert RHS to a float, they can't be compared. return false } rhsV = reflect.ValueOf(rhsF) } else if lhsV.Kind() == reflect.String && isNum(rhsV) { // If the LHS is a string formatted as an int, try that before trying float lhsI, err := tryToInt64(lhsV) if err != nil { // if LHS is a float, e.g. "1.2", we need to set lhsV to a float64 lhsF, err := tryToFloat64(lhsV) if err != nil { return false } lhsV = reflect.ValueOf(lhsF) } else { lhsV = reflect.ValueOf(lhsI) } } if isNum(lhsV) && isNum(rhsV) { return fmt.Sprintf("%v", lhsV) == fmt.Sprintf("%v", rhsV) } // Try to compare bools to strings and numbers if lhsV.Kind() == reflect.Bool || rhsV.Kind() == reflect.Bool { lhsB, err := tryToBool(lhsV) if err != nil { return false } rhsB, err := tryToBool(rhsV) if err != nil { return false } return lhsB == rhsB } return reflect.DeepEqual(lhsV.Interface(), rhsV.Interface()) }
go
{ "resource": "" }
q7518
appendSlice
train
func appendSlice(expr ast.Expr, lhsV reflect.Value, rhsV reflect.Value) (reflect.Value, error) { lhsT := lhsV.Type().Elem() rhsT := rhsV.Type().Elem() if lhsT == rhsT { return reflect.AppendSlice(lhsV, rhsV), nil } if rhsT.ConvertibleTo(lhsT) { for i := 0; i < rhsV.Len(); i++ { lhsV = reflect.Append(lhsV, rhsV.Index(i).Convert(lhsT)) } return lhsV, nil } leftHasSubArray := lhsT.Kind() == reflect.Slice || lhsT.Kind() == reflect.Array rightHasSubArray := rhsT.Kind() == reflect.Slice || rhsT.Kind() == reflect.Array if leftHasSubArray != rightHasSubArray && lhsT != interfaceType && rhsT != interfaceType { return nilValue, newStringError(expr, "invalid type conversion") } if !leftHasSubArray && !rightHasSubArray { for i := 0; i < rhsV.Len(); i++ { value := rhsV.Index(i) if rhsT == interfaceType { value = value.Elem() } if lhsT == value.Type() { lhsV = reflect.Append(lhsV, value) } else if value.Type().ConvertibleTo(lhsT) { lhsV = reflect.Append(lhsV, value.Convert(lhsT)) } else { return nilValue, newStringError(expr, "invalid type conversion") } } return lhsV, nil } if (leftHasSubArray || lhsT == interfaceType) && (rightHasSubArray || rhsT == interfaceType) { for i := 0; i < rhsV.Len(); i++ { value := rhsV.Index(i) if rhsT == interfaceType { value = value.Elem() if value.Kind() != reflect.Slice && value.Kind() != reflect.Array { return nilValue, newStringError(expr, "invalid type conversion") } } newSlice, err := appendSlice(expr, reflect.MakeSlice(lhsT, 0, value.Len()), value) if err != nil { return nilValue, err } lhsV = reflect.Append(lhsV, newSlice) } return lhsV, nil } return nilValue, newStringError(expr, "invalid type conversion") }
go
{ "resource": "" }
q7519
precedenceOfKinds
train
func precedenceOfKinds(kind1 reflect.Kind, kind2 reflect.Kind) reflect.Kind { if kind1 == kind2 { return kind1 } switch kind1 { case reflect.String: return kind1 case reflect.Float64, reflect.Float32: switch kind2 { case reflect.String: return kind2 } return kind1 case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: switch kind2 { case reflect.String, reflect.Float64, reflect.Float32: return kind2 } } return kind1 }
go
{ "resource": "" }
q7520
toString
train
func toString(v reflect.Value) string { if v.Kind() == reflect.Interface && !v.IsNil() { v = v.Elem() } if v.Kind() == reflect.Ptr { v = v.Elem() } if v.Kind() == reflect.String { return v.String() } return fmt.Sprint(v.Interface()) }
go
{ "resource": "" }
q7521
toBool
train
func toBool(v reflect.Value) bool { b, _ := tryToBool(v) return b }
go
{ "resource": "" }
q7522
toFloat64
train
func toFloat64(v reflect.Value) float64 { f, _ := tryToFloat64(v) return f }
go
{ "resource": "" }
q7523
toInt64
train
func toInt64(v reflect.Value) int64 { i, _ := tryToInt64(v) return i }
go
{ "resource": "" }
q7524
toInt
train
func toInt(v reflect.Value) int { i, _ := tryToInt(v) return i }
go
{ "resource": "" }
q7525
isHex
train
func isHex(ch rune) bool { return ('0' <= ch && ch <= '9') || ('a' <= ch && ch <= 'f') || ('A' <= ch && ch <= 'F') }
go
{ "resource": "" }
q7526
peek
train
func (s *Scanner) peek() rune { if s.reachEOF() { return EOF } return s.src[s.offset] }
go
{ "resource": "" }
q7527
next
train
func (s *Scanner) next() { if !s.reachEOF() { if s.peek() == '\n' { s.lineHead = s.offset + 1 s.line++ } s.offset++ } }
go
{ "resource": "" }
q7528
pos
train
func (s *Scanner) pos() ast.Position { return ast.Position{Line: s.line + 1, Column: s.offset - s.lineHead + 1} }
go
{ "resource": "" }
q7529
scanIdentifier
train
func (s *Scanner) scanIdentifier() (string, error) { var ret []rune for { if !isLetter(s.peek()) && !isDigit(s.peek()) { break } ret = append(ret, s.peek()) s.next() } return string(ret), nil }
go
{ "resource": "" }
q7530
scanNumber
train
func (s *Scanner) scanNumber() (string, error) { result := []rune{s.peek()} s.next() if result[0] == '0' && (s.peek() == 'x' || s.peek() == 'X') { // hex result = append(result, 'x') s.next() for isHex(s.peek()) { result = append(result, s.peek()) s.next() } } else { // non-hex found := false for { if isDigit(s.peek()) { // is digit result = append(result, s.peek()) s.next() continue } if s.peek() == '.' { // is . result = append(result, '.') s.next() continue } if s.peek() == 'e' || s.peek() == 'E' { // is e if found { return "", errors.New("unexpected " + string(s.peek())) } found = true s.next() // check if + or - if s.peek() == '+' || s.peek() == '-' { // add e with + or - result = append(result, 'e') result = append(result, s.peek()) s.next() } else { // add e, but next char not + or - result = append(result, 'e') } continue } // not digit, e, nor . break } } if isLetter(s.peek()) { return "", errors.New("identifier starts immediately after numeric literal") } return string(result), nil }
go
{ "resource": "" }
q7531
scanRawString
train
func (s *Scanner) scanRawString(l rune) (string, error) { var ret []rune for { s.next() if s.peek() == EOF { return "", errors.New("unexpected EOF") } if s.peek() == l { s.next() break } ret = append(ret, s.peek()) } return string(ret), nil }
go
{ "resource": "" }
q7532
scanString
train
func (s *Scanner) scanString(l rune) (string, error) { var ret []rune eos: for { s.next() switch s.peek() { case EOL: return "", errors.New("unexpected EOL") case EOF: return "", errors.New("unexpected EOF") case l: s.next() break eos case '\\': s.next() switch s.peek() { case 'b': ret = append(ret, '\b') continue case 'f': ret = append(ret, '\f') continue case 'r': ret = append(ret, '\r') continue case 'n': ret = append(ret, '\n') continue case 't': ret = append(ret, '\t') continue } ret = append(ret, s.peek()) continue default: ret = append(ret, s.peek()) } } return string(ret), nil }
go
{ "resource": "" }
q7533
Lex
train
func (l *Lexer) Lex(lval *yySymType) int { tok, lit, pos, err := l.s.Scan() if err != nil { l.e = &Error{Message: err.Error(), Pos: pos, Fatal: true} } lval.tok = ast.Token{Tok: tok, Lit: lit} lval.tok.SetPosition(pos) l.lit = lit l.pos = pos return tok }
go
{ "resource": "" }
q7534
Error
train
func (l *Lexer) Error(msg string) { l.e = &Error{Message: msg, Pos: l.pos, Fatal: false} }
go
{ "resource": "" }
q7535
Parse
train
func Parse(s *Scanner) (ast.Stmt, error) { l := Lexer{s: s} if yyParse(&l) != 0 { return nil, l.e } return l.stmt, l.e }
go
{ "resource": "" }
q7536
ParseSrc
train
func ParseSrc(src string) (ast.Stmt, error) { scanner := &Scanner{ src: []rune(src), } return Parse(scanner) }
go
{ "resource": "" }
q7537
DefineImport
train
func DefineImport(e *vm.Env) { e.Define("import", func(source string) *vm.Env { methods, ok := Packages[source] if !ok { panic(fmt.Sprintf("package '%s' not found", source)) } var err error pack := e.NewPackage(source) for methodName, methodValue := range methods { err = pack.Define(methodName, methodValue) if err != nil { panic(fmt.Sprintf("import Define error: %v", err)) } } types, ok := PackageTypes[source] if ok { for typeName, typeValue := range types { err = pack.DefineType(typeName, typeValue) if err != nil { panic(fmt.Sprintf("import DefineType error: %v", err)) } } } return pack }) }
go
{ "resource": "" }
q7538
reflectValueSlicetoInterfaceSlice
train
func reflectValueSlicetoInterfaceSlice(valueSlice []reflect.Value) reflect.Value { interfaceSlice := make([]interface{}, 0, len(valueSlice)) for _, value := range valueSlice { if value.Kind() == reflect.Interface && !value.IsNil() { value = value.Elem() } if value.CanInterface() { interfaceSlice = append(interfaceSlice, value.Interface()) } else { interfaceSlice = append(interfaceSlice, nil) } } return reflect.ValueOf(interfaceSlice) }
go
{ "resource": "" }
q7539
convertReflectValueToType
train
func convertReflectValueToType(rv reflect.Value, rt reflect.Type) (reflect.Value, error) { if rt == interfaceType || rv.Type() == rt { // if reflect.Type is interface or the types match, return the provided reflect.Value return rv, nil } if rv.Type().ConvertibleTo(rt) { // if reflect can covert, do that conversion and return return rv.Convert(rt), nil } if (rv.Kind() == reflect.Slice || rv.Kind() == reflect.Array) && (rt.Kind() == reflect.Slice || rt.Kind() == reflect.Array) { // covert slice or array return convertSliceOrArray(rv, rt) } if rv.Kind() == rt.Kind() { // kind matches switch rv.Kind() { case reflect.Map: // convert map return convertMap(rv, rt) case reflect.Func: // for runVMFunction conversions, call convertVMFunctionToType return convertVMFunctionToType(rv, rt) case reflect.Ptr: // both rv and rt are pointers, convert what they are pointing to value, err := convertReflectValueToType(rv.Elem(), rt.Elem()) if err != nil { return rv, err } // need to make a new value to be able to set it ptrV, err := makeValue(rt) if err != nil { return rv, err } // set value and return new pointer ptrV.Elem().Set(value) return ptrV, nil } } if rv.Type() == interfaceType { if rv.IsNil() { // return nil of correct type return reflect.Zero(rt), nil } // try to convert the element return convertReflectValueToType(rv.Elem(), rt) } // TODO: need to handle the case where either rv or rt are a pointer but not both return rv, fmt.Errorf("invalid type conversion") }
go
{ "resource": "" }
q7540
convertSliceOrArray
train
func convertSliceOrArray(rv reflect.Value, rt reflect.Type) (reflect.Value, error) { rtElemType := rt.Elem() // try to covert elements to new slice/array var value reflect.Value if rt.Kind() == reflect.Slice { // make slice value = reflect.MakeSlice(rt, rv.Len(), rv.Len()) } else { // make array value = reflect.New(rt).Elem() } var err error var v reflect.Value for i := 0; i < rv.Len(); i++ { v, err = convertReflectValueToType(rv.Index(i), rtElemType) if err != nil { return rv, err } value.Index(i).Set(v) } // return new converted slice or array return value, nil }
go
{ "resource": "" }
q7541
convertMap
train
func convertMap(rv reflect.Value, rt reflect.Type) (reflect.Value, error) { rtKey := rt.Key() rtElem := rt.Elem() // create new map // note creating slice as work around to create map // just doing MakeMap can give incorrect type for defined types newMap := reflect.MakeSlice(reflect.SliceOf(rt), 0, 1) newMap = reflect.Append(newMap, reflect.MakeMap(reflect.MapOf(rtKey, rtElem))).Index(0) // copy keys to new map // The only way to do this right now is to get all the keys. // At some point there will be a MapRange that could be used. // https://github.com/golang/go/issues/11104 // In the mean time using MapKeys, which will costly for large maps. mapKeys := rv.MapKeys() for i := 0; i < len(mapKeys); i++ { newKey, err := convertReflectValueToType(mapKeys[i], rtKey) if err != nil { return rv, err } value := rv.MapIndex(mapKeys[i]) value, err = convertReflectValueToType(value, rtElem) if err != nil { return rv, err } newMap.SetMapIndex(newKey, value) } return newMap, nil }
go
{ "resource": "" }
q7542
convertVMFunctionToType
train
func convertVMFunctionToType(rv reflect.Value, rt reflect.Type) (reflect.Value, error) { // only translates runVMFunction type if !checkIfRunVMFunction(rv.Type()) { return rv, fmt.Errorf("invalid type conversion") } // create runVMConvertFunction to match reflect.Type // this function is being called by the Go function runVMConvertFunction := func(in []reflect.Value) []reflect.Value { // note: this function is being called by another reflect Call // only way to pass along any errors is by panic // make the reflect.Value slice of each of the VM reflect.Value args := make([]reflect.Value, 0, rt.NumIn()+1) // for runVMFunction first arg is always context // TOFIX: use normal context args = append(args, reflect.ValueOf(context.Background())) for i := 0; i < rt.NumIn(); i++ { // have to do the double reflect.ValueOf that runVMFunction expects args = append(args, reflect.ValueOf(in[i])) } // Call runVMFunction rvs := rv.Call(args) // call processCallReturnValues to process runVMFunction return values // returns normal VM reflect.Value form rv, err := processCallReturnValues(rvs, true, false) if err != nil { panic("function run error: " + err.Error()) } if rt.NumOut() < 1 { // Go function does not want any return values, so give it none return []reflect.Value{} } if rt.NumOut() < 2 { // Go function wants one return value // will try to covert to reflect.Value correct type and return rv, err = convertReflectValueToType(rv, rt.Out(0)) if err != nil { panic("function wants return type " + rt.Out(0).String() + " but received type " + rv.Type().String()) } return []reflect.Value{rv} } // Go function wants more than one return value // make sure we have a slice/array with enought values if rv.Kind() != reflect.Slice && rv.Kind() != reflect.Array { panic(fmt.Sprintf("function wants %v return values but received %v", rt.NumOut(), rv.Kind().String())) } if rv.Len() < rt.NumOut() { panic(fmt.Sprintf("function wants %v return values but received %v values", rt.NumOut(), rv.Len())) } // try to covert each value in slice to wanted type and put into a reflect.Value slice rvs = make([]reflect.Value, rt.NumOut()) for i := 0; i < rv.Len(); i++ { rvs[i], err = convertReflectValueToType(rv.Index(i), rt.Out(i)) if err != nil { panic("function wants return type " + rt.Out(i).String() + " but received type " + rvs[i].Type().String()) } } // return created reflect.Value slice return rvs } // make the reflect.Value function that calls runVMConvertFunction return reflect.MakeFunc(rt, runVMConvertFunction), nil }
go
{ "resource": "" }
q7543
toSlice
train
func toSlice(from []interface{}, ptr interface{}) { // Value of the pointer to the target obj := reflect.Indirect(reflect.ValueOf(ptr)) // We can't just convert from interface{} to whatever the target is (diff memory layout), // so we need to create a New slice of the proper type and copy the values individually t := reflect.TypeOf(ptr).Elem() tt := t.Elem() slice := reflect.MakeSlice(t, len(from), len(from)) // Copying the data, val is an addressable Pointer of the actual target type val := reflect.Indirect(reflect.New(tt)) for i := 0; i < len(from); i++ { v := reflect.ValueOf(from[i]) if v.IsValid() && v.Type().ConvertibleTo(tt) { val.Set(v.Convert(tt)) } else { val.Set(reflect.Zero(tt)) } slice.Index(i).Set(val) } // Ok now assign our slice to the target pointer obj.Set(slice) }
go
{ "resource": "" }
q7544
funcExpr
train
func (runInfo *runInfoStruct) funcExpr() { funcExpr := runInfo.expr.(*ast.FuncExpr) // create the inTypes needed by reflect.FuncOf inTypes := make([]reflect.Type, len(funcExpr.Params)+1) // for runVMFunction first arg is always context inTypes[0] = contextType for i := 1; i < len(inTypes); i++ { inTypes[i] = reflectValueType } if funcExpr.VarArg { inTypes[len(inTypes)-1] = interfaceSliceType } // create funcType, output is always slice of reflect.Type with two values funcType := reflect.FuncOf(inTypes, []reflect.Type{reflectValueType, reflectValueType}, funcExpr.VarArg) // for adding env into saved function envFunc := runInfo.env // create a function that can be used by reflect.MakeFunc // this function is a translator that converts a function call into a vm run // returns slice of reflect.Type with two values: // return value of the function and error value of the run runVMFunction := func(in []reflect.Value) []reflect.Value { runInfo := runInfoStruct{ctx: in[0].Interface().(context.Context), env: envFunc.NewEnv(), stmt: funcExpr.Stmt, rv: nilValue} // add Params to newEnv, except last Params for i := 0; i < len(funcExpr.Params)-1; i++ { runInfo.rv = in[i+1].Interface().(reflect.Value) runInfo.env.defineValue(funcExpr.Params[i], runInfo.rv) } // add last Params to newEnv if len(funcExpr.Params) > 0 { if funcExpr.VarArg { // function is variadic, add last Params to newEnv without convert to Interface and then reflect.Value runInfo.rv = in[len(funcExpr.Params)] runInfo.env.defineValue(funcExpr.Params[len(funcExpr.Params)-1], runInfo.rv) } else { // function is not variadic, add last Params to newEnv runInfo.rv = in[len(funcExpr.Params)].Interface().(reflect.Value) runInfo.env.defineValue(funcExpr.Params[len(funcExpr.Params)-1], runInfo.rv) } } // run function statements runInfo.runSingleStmt() if runInfo.err != nil && runInfo.err != ErrReturn { runInfo.err = newError(funcExpr, runInfo.err) // return nil value and error // need to do single reflect.ValueOf because nilValue is already reflect.Value of nil // need to do double reflect.ValueOf of newError in order to match return []reflect.Value{reflectValueNilValue, reflect.ValueOf(reflect.ValueOf(newError(funcExpr, runInfo.err)))} } // the reflect.ValueOf of rv is needed to work in the reflect.Value slice // reflectValueErrorNilValue is already a double reflect.ValueOf return []reflect.Value{reflect.ValueOf(runInfo.rv), reflectValueErrorNilValue} } // make the reflect.Value function that calls runVMFunction runInfo.rv = reflect.MakeFunc(funcType, runVMFunction) // if function name is not empty, define it in the env if funcExpr.Name != "" { runInfo.env.defineValue(funcExpr.Name, runInfo.rv) } }
go
{ "resource": "" }
q7545
anonCallExpr
train
func (runInfo *runInfoStruct) anonCallExpr() { anonCallExpr := runInfo.expr.(*ast.AnonCallExpr) runInfo.expr = anonCallExpr.Expr runInfo.invokeExpr() if runInfo.err != nil { return } if runInfo.rv.Kind() == reflect.Interface && !runInfo.rv.IsNil() { runInfo.rv = runInfo.rv.Elem() } if runInfo.rv.Kind() != reflect.Func { runInfo.err = newStringError(anonCallExpr, "cannot call type "+runInfo.rv.Kind().String()) runInfo.rv = nilValue return } runInfo.expr = &ast.CallExpr{Func: runInfo.rv, SubExprs: anonCallExpr.SubExprs, VarArg: anonCallExpr.VarArg, Go: anonCallExpr.Go} runInfo.invokeExpr() }
go
{ "resource": "" }
q7546
checkIfRunVMFunction
train
func checkIfRunVMFunction(rt reflect.Type) bool { if rt.NumIn() < 1 || rt.NumOut() != 2 || rt.In(0) != contextType || rt.Out(0) != reflectValueType || rt.Out(1) != reflectValueType { return false } if rt.NumIn() > 1 { if rt.IsVariadic() { if rt.In(rt.NumIn()-1) != interfaceSliceType { return false } } else { if rt.In(rt.NumIn()-1) != reflectValueType { return false } } for i := 1; i < rt.NumIn()-1; i++ { if rt.In(i) != reflectValueType { return false } } } return true }
go
{ "resource": "" }
q7547
NewEnv
train
func NewEnv() *Env { return &Env{ env: make(map[string]reflect.Value), typ: make(map[string]reflect.Type), parent: nil, } }
go
{ "resource": "" }
q7548
NewEnv
train
func (e *Env) NewEnv() *Env { return &Env{ env: make(map[string]reflect.Value), typ: make(map[string]reflect.Type), parent: e, name: e.name, } }
go
{ "resource": "" }
q7549
NewPackage
train
func NewPackage(n string) *Env { return &Env{ env: make(map[string]reflect.Value), typ: make(map[string]reflect.Type), parent: nil, name: n, } }
go
{ "resource": "" }
q7550
AddPackage
train
func (e *Env) AddPackage(name string, methods map[string]interface{}, types map[string]interface{}) (*Env, error) { if strings.Contains(name, ".") { return nil, fmt.Errorf("unknown symbol '%s'", name) } var err error pack := e.NewPackage(name) for methodName, methodValue := range methods { err = pack.Define(methodName, methodValue) if err != nil { return pack, err } } for typeName, typeValue := range types { err = pack.DefineType(typeName, typeValue) if err != nil { return pack, err } } // can ignore error from Define because of check at the start of the function e.Define(name, pack) return pack, nil }
go
{ "resource": "" }
q7551
NewModule
train
func (e *Env) NewModule(n string) *Env { m := &Env{ env: make(map[string]reflect.Value), typ: make(map[string]reflect.Type), parent: e, name: n, } e.Define(n, m) return m }
go
{ "resource": "" }
q7552
SetName
train
func (e *Env) SetName(n string) { e.Lock() e.name = n e.Unlock() }
go
{ "resource": "" }
q7553
GetName
train
func (e *Env) GetName() string { e.RLock() defer e.RUnlock() return e.name }
go
{ "resource": "" }
q7554
Addr
train
func (e *Env) Addr(k string) (reflect.Value, error) { e.RLock() defer e.RUnlock() if v, ok := e.env[k]; ok { if v.CanAddr() { return v.Addr(), nil } return nilValue, fmt.Errorf("unaddressable") } if e.external != nil { v, err := e.external.Get(k) if err == nil { if v.CanAddr() { return v.Addr(), nil } return nilValue, fmt.Errorf("unaddressable") } } if e.parent == nil { return nilValue, fmt.Errorf("undefined symbol '%s'", k) } return e.parent.Addr(k) }
go
{ "resource": "" }
q7555
Type
train
func (e *Env) Type(k string) (reflect.Type, error) { e.RLock() defer e.RUnlock() if v, ok := e.typ[k]; ok { return v, nil } if e.external != nil { v, err := e.external.Type(k) if err == nil { return v, nil } } if e.parent == nil { if v, ok := basicTypes[k]; ok { return v, nil } return nilType, fmt.Errorf("undefined type '%s'", k) } return e.parent.Type(k) }
go
{ "resource": "" }
q7556
Get
train
func (e *Env) Get(k string) (interface{}, error) { rv, err := e.get(k) return rv.Interface(), err }
go
{ "resource": "" }
q7557
Set
train
func (e *Env) Set(k string, v interface{}) error { if v == nil { return e.setValue(k, nilValue) } return e.setValue(k, reflect.ValueOf(v)) }
go
{ "resource": "" }
q7558
DefineGlobal
train
func (e *Env) DefineGlobal(k string, v interface{}) error { for e.parent != nil { e = e.parent } return e.Define(k, v) }
go
{ "resource": "" }
q7559
defineGlobalValue
train
func (e *Env) defineGlobalValue(k string, v reflect.Value) error { for e.parent != nil { e = e.parent } return e.defineValue(k, v) }
go
{ "resource": "" }
q7560
Define
train
func (e *Env) Define(k string, v interface{}) error { if v == nil { return e.defineValue(k, nilValue) } return e.defineValue(k, reflect.ValueOf(v)) }
go
{ "resource": "" }
q7561
defineValue
train
func (e *Env) defineValue(k string, v reflect.Value) error { if strings.Contains(k, ".") { return fmt.Errorf("unknown symbol '%s'", k) } e.Lock() e.env[k] = v e.Unlock() return nil }
go
{ "resource": "" }
q7562
Delete
train
func (e *Env) Delete(k string) error { if strings.Contains(k, ".") { return fmt.Errorf("Unknown symbol '%s'", k) } e.Lock() delete(e.env, k) e.Unlock() return nil }
go
{ "resource": "" }
q7563
DeleteGlobal
train
func (e *Env) DeleteGlobal(k string) error { if e.parent == nil { return e.Delete(k) } e.RLock() _, ok := e.env[k] e.RUnlock() if ok { return e.Delete(k) } return e.parent.DeleteGlobal(k) }
go
{ "resource": "" }
q7564
DefineGlobalType
train
func (e *Env) DefineGlobalType(k string, t interface{}) error { for e.parent != nil { e = e.parent } return e.DefineType(k, t) }
go
{ "resource": "" }
q7565
DefineGlobalReflectType
train
func (e *Env) DefineGlobalReflectType(k string, t reflect.Type) error { for e.parent != nil { e = e.parent } return e.DefineReflectType(k, t) }
go
{ "resource": "" }
q7566
DefineType
train
func (e *Env) DefineType(k string, t interface{}) error { var typ reflect.Type if t == nil { typ = nilType } else { var ok bool typ, ok = t.(reflect.Type) if !ok { typ = reflect.TypeOf(t) } } return e.DefineReflectType(k, typ) }
go
{ "resource": "" }
q7567
DefineReflectType
train
func (e *Env) DefineReflectType(k string, t reflect.Type) error { if strings.Contains(k, ".") { return fmt.Errorf("unknown symbol '%s'", k) } e.Lock() e.typ[k] = t e.Unlock() return nil }
go
{ "resource": "" }
q7568
String
train
func (e *Env) String() string { e.RLock() defer e.RUnlock() return e.name }
go
{ "resource": "" }
q7569
Dump
train
func (e *Env) Dump() { e.RLock() fmt.Printf("Name: %v\n", e.name) fmt.Printf("Has parent: %v\n", e.parent != nil) for k, v := range e.env { fmt.Printf("%v = %#v\n", k, v) } e.RUnlock() }
go
{ "resource": "" }
q7570
Execute
train
func (e *Env) Execute(src string) (interface{}, error) { return e.ExecuteContext(context.Background(), src) }
go
{ "resource": "" }
q7571
ExecuteContext
train
func (e *Env) ExecuteContext(ctx context.Context, src string) (interface{}, error) { stmt, err := parser.ParseSrc(src) if err != nil { return nilValue, err } return RunContext(ctx, stmt, e) }
go
{ "resource": "" }
q7572
RunContext
train
func (e *Env) RunContext(ctx context.Context, stmt ast.Stmt) (interface{}, error) { return RunContext(ctx, stmt, e) }
go
{ "resource": "" }
q7573
Copy
train
func (e *Env) Copy() *Env { e.Lock() defer e.Unlock() copy := Env{ name: e.name, env: make(map[string]reflect.Value), typ: make(map[string]reflect.Type), parent: e.parent, external: e.external, } for name, value := range e.env { copy.env[name] = value } for name, typ := range e.typ { copy.typ[name] = typ } return &copy }
go
{ "resource": "" }
q7574
DeepCopy
train
func (e *Env) DeepCopy() *Env { copy := e.Copy() if copy.parent != nil { copy.parent = copy.parent.DeepCopy() } return copy }
go
{ "resource": "" }
q7575
AddAllowMethods
train
func (c *Config) AddAllowMethods(methods ...string) { c.AllowMethods = append(c.AllowMethods, methods...) }
go
{ "resource": "" }
q7576
AddAllowHeaders
train
func (c *Config) AddAllowHeaders(headers ...string) { c.AllowHeaders = append(c.AllowHeaders, headers...) }
go
{ "resource": "" }
q7577
AddExposeHeaders
train
func (c *Config) AddExposeHeaders(headers ...string) { c.ExposeHeaders = append(c.ExposeHeaders, headers...) }
go
{ "resource": "" }
q7578
Validate
train
func (c *Config) Validate() error { if c.AllowAllOrigins && (c.AllowOriginFunc != nil || len(c.AllowOrigins) > 0) { return errors.New("conflict settings: all origins are allowed. AllowOriginFunc or AllowOrigins is not needed") } if !c.AllowAllOrigins && c.AllowOriginFunc == nil && len(c.AllowOrigins) == 0 { return errors.New("conflict settings: all origins disabled") } for _, origin := range c.AllowOrigins { if origin == "*" { c.AllowAllOrigins = true return nil } else if !strings.Contains(origin, "*") && !c.validateAllowedSchemas(origin) { return errors.New("bad origin: origins must contain '*' or include " + strings.Join(c.getAllowedSchemas(), ",")) } } return nil }
go
{ "resource": "" }
q7579
DefaultConfig
train
func DefaultConfig() Config { return Config{ AllowMethods: []string{"GET", "POST", "PUT", "PATCH", "DELETE", "HEAD"}, AllowHeaders: []string{"Origin", "Content-Length", "Content-Type"}, AllowCredentials: false, MaxAge: 12 * time.Hour, } }
go
{ "resource": "" }
q7580
Default
train
func Default() gin.HandlerFunc { config := DefaultConfig() config.AllowAllOrigins = true return New(config) }
go
{ "resource": "" }
q7581
New
train
func New(config Config) gin.HandlerFunc { cors := newCors(config) return func(c *gin.Context) { cors.applyCors(c) } }
go
{ "resource": "" }
q7582
MemProfileRate
train
func MemProfileRate(rate int) func(*Profile) { return func(p *Profile) { p.memProfileRate = rate p.mode = memMode } }
go
{ "resource": "" }
q7583
Stop
train
func (p *Profile) Stop() { if !atomic.CompareAndSwapUint32(&p.stopped, 0, 1) { // someone has already called close return } p.closer() atomic.StoreUint32(&started, 0) }
go
{ "resource": "" }
q7584
New
train
func New(rate int, opts ...Option) Limiter { l := &limiter{ perRequest: time.Second / time.Duration(rate), maxSlack: -10 * time.Second / time.Duration(rate), } for _, opt := range opts { opt(l) } if l.clock == nil { l.clock = clock.New() } return l }
go
{ "resource": "" }
q7585
newCache
train
func newCache() *cache { c := cache{ m: make(map[reflect.Type]*structInfo), regconv: make(map[reflect.Type]Converter), tag: "schema", } return &c }
go
{ "resource": "" }
q7586
registerConverter
train
func (c *cache) registerConverter(value interface{}, converterFunc Converter) { c.regconv[reflect.TypeOf(value)] = converterFunc }
go
{ "resource": "" }
q7587
get
train
func (c *cache) get(t reflect.Type) *structInfo { c.l.RLock() info := c.m[t] c.l.RUnlock() if info == nil { info = c.create(t, "") c.l.Lock() c.m[t] = info c.l.Unlock() } return info }
go
{ "resource": "" }
q7588
create
train
func (c *cache) create(t reflect.Type, parentAlias string) *structInfo { info := &structInfo{} var anonymousInfos []*structInfo for i := 0; i < t.NumField(); i++ { if f := c.createField(t.Field(i), parentAlias); f != nil { info.fields = append(info.fields, f) if ft := indirectType(f.typ); ft.Kind() == reflect.Struct && f.isAnonymous { anonymousInfos = append(anonymousInfos, c.create(ft, f.canonicalAlias)) } } } for i, a := range anonymousInfos { others := []*structInfo{info} others = append(others, anonymousInfos[:i]...) others = append(others, anonymousInfos[i+1:]...) for _, f := range a.fields { if !containsAlias(others, f.alias) { info.fields = append(info.fields, f) } } } return info }
go
{ "resource": "" }
q7589
createField
train
func (c *cache) createField(field reflect.StructField, parentAlias string) *fieldInfo { alias, options := fieldAlias(field, c.tag) if alias == "-" { // Ignore this field. return nil } canonicalAlias := alias if parentAlias != "" { canonicalAlias = parentAlias + "." + alias } // Check if the type is supported and don't cache it if not. // First let's get the basic type. isSlice, isStruct := false, false ft := field.Type m := isTextUnmarshaler(reflect.Zero(ft)) if ft.Kind() == reflect.Ptr { ft = ft.Elem() } if isSlice = ft.Kind() == reflect.Slice; isSlice { ft = ft.Elem() if ft.Kind() == reflect.Ptr { ft = ft.Elem() } } if ft.Kind() == reflect.Array { ft = ft.Elem() if ft.Kind() == reflect.Ptr { ft = ft.Elem() } } if isStruct = ft.Kind() == reflect.Struct; !isStruct { if c.converter(ft) == nil && builtinConverters[ft.Kind()] == nil { // Type is not supported. return nil } } return &fieldInfo{ typ: field.Type, name: field.Name, alias: alias, canonicalAlias: canonicalAlias, unmarshalerInfo: m, isSliceOfStructs: isSlice && isStruct, isAnonymous: field.Anonymous, isRequired: options.Contains("required"), } }
go
{ "resource": "" }
q7590
converter
train
func (c *cache) converter(t reflect.Type) Converter { return c.regconv[t] }
go
{ "resource": "" }
q7591
fieldAlias
train
func fieldAlias(field reflect.StructField, tagName string) (alias string, options tagOptions) { if tag := field.Tag.Get(tagName); tag != "" { alias, options = parseTag(tag) } if alias == "" { alias = field.Name } return alias, options }
go
{ "resource": "" }
q7592
parseTag
train
func parseTag(tag string) (string, tagOptions) { s := strings.Split(tag, ",") return s[0], s[1:] }
go
{ "resource": "" }
q7593
Contains
train
func (o tagOptions) Contains(option string) bool { for _, s := range o { if s == option { return true } } return false }
go
{ "resource": "" }
q7594
RegisterConverter
train
func (d *Decoder) RegisterConverter(value interface{}, converterFunc Converter) { d.cache.registerConverter(value, converterFunc) }
go
{ "resource": "" }
q7595
checkRequired
train
func (d *Decoder) checkRequired(t reflect.Type, src map[string][]string) MultiError { m, errs := d.findRequiredFields(t, "", "") for key, fields := range m { if isEmptyFields(fields, src) { errs[key] = EmptyFieldError{Key: key} } } return errs }
go
{ "resource": "" }
q7596
findRequiredFields
train
func (d *Decoder) findRequiredFields(t reflect.Type, canonicalPrefix, searchPrefix string) (map[string][]fieldWithPrefix, MultiError) { struc := d.cache.get(t) if struc == nil { // unexpect, cache.get never return nil return nil, MultiError{canonicalPrefix + "*": errors.New("cache fail")} } m := map[string][]fieldWithPrefix{} errs := MultiError{} for _, f := range struc.fields { if f.typ.Kind() == reflect.Struct { fcprefix := canonicalPrefix + f.canonicalAlias + "." for _, fspath := range f.paths(searchPrefix) { fm, ferrs := d.findRequiredFields(f.typ, fcprefix, fspath+".") for key, fields := range fm { m[key] = append(m[key], fields...) } errs.merge(ferrs) } } if f.isRequired { key := canonicalPrefix + f.canonicalAlias m[key] = append(m[key], fieldWithPrefix{ fieldInfo: f, prefix: searchPrefix, }) } } return m, errs }
go
{ "resource": "" }
q7597
isEmptyFields
train
func isEmptyFields(fields []fieldWithPrefix, src map[string][]string) bool { for _, f := range fields { for _, path := range f.paths(f.prefix) { if !isEmpty(f.typ, src[path]) { return false } } } return true }
go
{ "resource": "" }
q7598
isEmpty
train
func isEmpty(t reflect.Type, value []string) bool { if len(value) == 0 { return true } switch t.Kind() { case boolType, float32Type, float64Type, intType, int8Type, int32Type, int64Type, stringType, uint8Type, uint16Type, uint32Type, uint64Type: return len(value[0]) == 0 } return false }
go
{ "resource": "" }
q7599
NewEncoder
train
func NewEncoder() *Encoder { return &Encoder{cache: newCache(), regenc: make(map[reflect.Type]encoderFunc)} }
go
{ "resource": "" }