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How to use Append method of ctxerr Package

Best Go-testdeep code snippet using ctxerr.Append

client.go

Source:client.go

1// Copyright 2018 The Go Authors. All rights reserved.2// Use of this source code is governed by a BSD-style3// license that can be found in the LICENSE file.4package socks5import (6	"context"7	"errors"8	"io"9	"net"10	"strconv"11	"time"12)13var (14	noDeadline   = time.Time{}15	aLongTimeAgo = time.Unix(1, 0)16)17func (d *Dialer) connect(ctx context.Context, c net.Conn, address string) (_ net.Addr, ctxErr error) {18	host, port, err := splitHostPort(address)19	if err != nil {20		return nil, err21	}22	if deadline, ok := ctx.Deadline(); ok && !deadline.IsZero() {23		c.SetDeadline(deadline)24		defer c.SetDeadline(noDeadline)25	}26	if ctx != context.Background() {27		errCh := make(chan error, 1)28		done := make(chan struct{})29		defer func() {30			close(done)31			if ctxErr == nil {32				ctxErr = <-errCh33			}34		}()35		go func() {36			select {37			case <-ctx.Done():38				c.SetDeadline(aLongTimeAgo)39				errCh <- ctx.Err()40			case <-done:41				errCh <- nil42			}43		}()44	}45	b := make([]byte, 0, 6+len(host)) // the size here is just an estimate46	b = append(b, Version5)47	if len(d.AuthMethods) == 0 || d.Authenticate == nil {48		b = append(b, 1, byte(AuthMethodNotRequired))49	} else {50		ams := d.AuthMethods51		if len(ams) > 255 {52			return nil, errors.New("too many authentication methods")53		}54		b = append(b, byte(len(ams)))55		for _, am := range ams {56			b = append(b, byte(am))57		}58	}59	if _, ctxErr = c.Write(b); ctxErr != nil {60		return61	}62	if _, ctxErr = io.ReadFull(c, b[:2]); ctxErr != nil {63		return64	}65	if b[0] != Version5 {66		return nil, errors.New("unexpected protocol version " + strconv.Itoa(int(b[0])))67	}68	am := AuthMethod(b[1])69	if am == AuthMethodNoAcceptableMethods {70		return nil, errors.New("no acceptable authentication methods")71	}72	if d.Authenticate != nil {73		if ctxErr = d.Authenticate(ctx, c, am); ctxErr != nil {74			return75		}76	}77	b = b[:0]78	b = append(b, Version5, byte(d.cmd), 0)79	if ip := net.ParseIP(host); ip != nil {80		if ip4 := ip.To4(); ip4 != nil {81			b = append(b, AddrTypeIPv4)82			b = append(b, ip4...)83		} else if ip6 := ip.To16(); ip6 != nil {84			b = append(b, AddrTypeIPv6)85			b = append(b, ip6...)86		} else {87			return nil, errors.New("unknown address type")88		}89	} else {90		if len(host) > 255 {91			return nil, errors.New("FQDN too long")92		}93		b = append(b, AddrTypeFQDN)94		b = append(b, byte(len(host)))95		b = append(b, host...)96	}97	b = append(b, byte(port>>8), byte(port))98	if _, ctxErr = c.Write(b); ctxErr != nil {99		return100	}101	if _, ctxErr = io.ReadFull(c, b[:4]); ctxErr != nil {102		return103	}104	if b[0] != Version5 {105		return nil, errors.New("unexpected protocol version " + strconv.Itoa(int(b[0])))106	}107	if cmdErr := Reply(b[1]); cmdErr != StatusSucceeded {108		return nil, errors.New("unknown error " + cmdErr.String())109	}110	if b[2] != 0 {111		return nil, errors.New("non-zero reserved field")112	}113	l := 2114	var a Addr115	switch b[3] {116	case AddrTypeIPv4:117		l += net.IPv4len118		a.IP = make(net.IP, net.IPv4len)119	case AddrTypeIPv6:120		l += net.IPv6len121		a.IP = make(net.IP, net.IPv6len)122	case AddrTypeFQDN:123		if _, err := io.ReadFull(c, b[:1]); err != nil {124			return nil, err125		}126		l += int(b[0])127	default:128		return nil, errors.New("unknown address type " + strconv.Itoa(int(b[3])))129	}130	if cap(b) < l {131		b = make([]byte, l)132	} else {133		b = b[:l]134	}135	if _, ctxErr = io.ReadFull(c, b); ctxErr != nil {136		return137	}138	if a.IP != nil {139		copy(a.IP, b)140	} else {141		a.Name = string(b[:len(b)-2])142	}143	a.Port = int(b[len(b)-2])<<8 | int(b[len(b)-1])144	return &a, nil145}146func splitHostPort(address string) (string, int, error) {147	host, port, err := net.SplitHostPort(address)148	if err != nil {149		return "", 0, err150	}151	portnum, err := strconv.Atoi(port)152	if err != nil {153		return "", 0, err154	}155	if 1 > portnum || portnum > 0xffff {156		return "", 0, errors.New("port number out of range " + port)157	}158	return host, portnum, nil159}...

Append

Using AI Code Generation

1import (2func main() {3	ctx := ctxerr.New("main")4	ctx = ctx.Append("foo")5	ctx = ctx.Append("bar")6	fmt.Println(ctx)7}8import (9func main() {10	ctx := ctxerr.New("main")11	ctx = ctx.Appendf("foo: %s", "bar")12	fmt.Println(ctx)13}14import (15func main() {16	ctx := ctxerr.New("main")17	ctx = ctx.Appendf("foo: %s", "bar")18	fmt.Println(ctx)19}20import (21func main() {22	ctx := ctxerr.New("main")23	ctx = ctx.Appendf("foo: %s", "bar")24	fmt.Println(ctx)25}26import (27func main() {28	ctx := ctxerr.New("main")29	ctx = ctx.Appendf("foo: %s", "bar")30	fmt.Println(ctx)31}32import (33func main() {34	ctx := ctxerr.New("main")35	ctx = ctx.Appendf("foo: %s", "bar")36	fmt.Println(ctx)37}38import (

Append

Using AI Code Generation

1func main() {2    ctx := ctxerr.New()3    ctx.Append("this is a test")4    ctx.Append("this is a test2")5    ctx.Append("this is a test3")6    fmt.Println(ctx.Error())7}8func main() {9    ctx := ctxerr.New()10    ctx.Appendf("this is a test %s", "test")11    ctx.Appendf("this is a test2 %s", "test")12    ctx.Appendf("this is a test3 %s", "test")13    fmt.Println(ctx.Error())14}15func main() {16    ctx := ctxerr.New()17    ctx.Appendln("this is a test")18    ctx.Appendln("this is a test2")19    ctx.Appendln("this is a test3")20    fmt.Println(ctx.Error())21}22func main() {23    ctx := ctxerr.New()24    ctx.Appendln("this is a test")25    ctx.Appendln("this is a test2")26    ctx.Appendln("this is a test3")27    fmt.Println(ctx.Error())28}29func main() {30    ctx := ctxerr.New()31    ctx.Appendln("this is a test")32    ctx.Appendln("this is a test2")33    ctx.Appendln("this is a test3")34    fmt.Println(ctx.Error())35    ctx.Reset()36    fmt.Println(ctx.Error())37}38func main() {39    ctx := ctxerr.New()40    ctx.Appendln("

Append

Using AI Code Generation

1import (2func main() {3	err.Append("error", "this is error")4	fmt.Println(err)5}6{"error":"this is error"}7import (8func main() {9	err.Append("error", "this is error")10	fmt.Println(err)11}12{"error":"this is error"}13import (14func main() {15	err.Append("error", "this is error")16	fmt.Println(err)17}18{"error":"this is error"}19import (20func main() {21	err.Append("error", "this is error")22	fmt.Println(err)23}24{"error":"this is error"}25import (26func main() {27	err.Append("error", "this is error")28	fmt.Println(err)29}30{"error":"this is error"}31import (32func main() {33	err.Append("error", "this is error")34	fmt.Println(err)35}36{"error":"this is error"}

Append

Using AI Code Generation

1import (2func main() {3	err := ctxerr.New("something went wrong")4	err = err.Append("context 1")5	err = err.Append("context 2")6	fmt.Println(err)7}

Append

Using AI Code Generation

1import (2func main() {3	err := ctxerr.New("Error in main")4	err.Append("Error in function1")5	err.Append("Error in function2")6	err.Append("Error in function3")7	fmt.Println(err.Error())8}9import (10func main() {11	err := ctxerr.New("Error in main")12	err = ctxerr.Wrap(err, "Error in function1")13	err = ctxerr.Wrap(err, "Error in function2")14	err = ctxerr.Wrap(err, "Error in function3")15	fmt.Println(err.Error())16}17import (18func main() {19	err := ctxerr.New("Error in main")20	err = ctxerr.Wrap(err, "Error in function1")21	err = ctxerr.Wrap(err, "Error in function2")22	err = ctxerr.Wrap(err, "Error in function3")23	fmt.Println(err.Error())24	fmt.Println(ctxerr.Unwrap(err).Error())25}26import (27func main() {

Append

Using AI Code Generation

1import (2func main() {3    err := ctxerr.New("Error")4    err = err.Append("Error1")5    err = err.Append("Error2")6    fmt.Println(err)7}8import (9func main() {10    err := ctxerr.New("Error")11    err = err.Appendf("Error1")12    err = err.Appendf("Error2")13    fmt.Println(err)14}15import (16func main() {17    err := ctxerr.New("Error")18    err = err.Wrap("Error1")19    err = err.Wrap("Error2")20    fmt.Println(err)21}22import (23func main() {24    err := ctxerr.New("Error")25    err = err.Wrapf("Error1")26    err = err.Wrapf("Error2")27    fmt.Println(err)28}29import (30func main() {

Append

Using AI Code Generation

1import (2func main() {3    err.Append("error 1")4    err.Append("error 2")5    err.Append("error 3")6    fmt.Println(err)7}8import (9func main() {10    err.Append("error 1")11    err.Append("error 2")12    err.Append("error 3")13    fmt.Println(err.Get())14}15import (16func main() {17    err.Append("error 1")18    err.Append("error 2")19    err.Append("error 3")20    fmt.Println(err.String())21}22import (23func main() {24    err.Append("error 1")25    err.Append("error 2")26    err.Append("error 3")27    fmt.Println(err.Error())28}29import (

Append

Using AI Code Generation

1import (2func main() {3	ctx := ctxerr.New("Error in main")4	ctx.Append("Error in main func")5	fmt.Println(ctx)6}7import (8func main() {9	ctx := ctxerr.New("Error in main")10	ctx.Appendf("Error in main func %s", "main.go")11	fmt.Println(ctx)12}13import (14func main() {15	ctx := ctxerr.New("Error in main")16	ctx.Appendf("Error in main func %s", "main.go")17	fmt.Println(ctx)18}19import (20func main() {21	ctx := ctxerr.New("Error in main")22	ctx.Appendf("Error in main func %s", "main.go")23	fmt.Println(ctx)24}25import (26func main() {27	ctx := ctxerr.New("Error in main")28	ctx = ctx.Appendf("Error in main func %s", "main.go")29	fmt.Println(ctx)30}31import (32func main() {33	ctx := ctxerr.New("Error in main")

Append

Using AI Code Generation

1import (2func main() {3	err := ctxerr.New("Error occured")4	err.Append("Error occured in method1")5	err.Append("Error occured in method2")6	fmt.Println(err.Error())7}8func (c *ContextError) Appendf(format string, a ...interface{})9import (10func main() {11	err := ctxerr.New("Error occured")12	err.Appendf("Error occured in method1")13	err.Appendf("Error occured in method2")14	fmt.Println(err.Error())15}16func (c *ContextError) Wrap(err error)17import (18func main() {19	err := ctxerr.New("Error occured")20	err.Wrap(fmt.Errorf("Error occured in method1"))21	err.Wrap(fmt.Errorf("Error occured in method2"))22	fmt.Println(err.Error())23}

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