linting: fmt.Sprintf can be replaced with string concatenation (perfsprint)

cli/registry/client/endpoint.go:128:34: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", th.token))
                                        ^
    cli/command/telemetry_docker.go:88:14: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            endpoint = fmt.Sprintf("unix://%s", path.Join(u.Host, u.Path))
                       ^
    cli/command/cli_test.go:195:47: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        opts := &flags.ClientOptions{Hosts: []string{fmt.Sprintf("unix://%s", socket)}}
                                                     ^

    cli/command/registry_test.go:59:24: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                inputServerAddress: fmt.Sprintf("https://%s", testAuthConfigs[1].ServerAddress),
                                    ^
    cli/command/container/opts_test.go:338:35: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            if config, _, _ := mustParse(t, fmt.Sprintf("--hostname=%s", hostname)); config.Hostname != expectedHostname {
                                            ^
    cli/command/context/options.go:79:24: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                errs = append(errs, fmt.Sprintf("%s: unrecognized config key", k))
                                    ^
    cli/command/image/build.go:461:68: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                    line = dockerfileFromLinePattern.ReplaceAllLiteralString(line, fmt.Sprintf("FROM %s", reference.FamiliarString(trustedRef)))
                                                                                   ^
    cli/command/image/remove_test.go:21:9: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        return fmt.Sprintf("Error: No such image: %s", n.imageID)
               ^
    cli/command/image/build/context.go:229:102: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        progReader := progress.NewProgressReader(response.Body, progressOutput, response.ContentLength, "", fmt.Sprintf("Downloading build context from remote url: %s", remoteURL))
                                                                                                            ^
    cli/command/service/logs.go:215:16: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                taskName += fmt.Sprintf(".%s", task.ID)
                            ^
    cli/command/service/logs.go:217:16: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                taskName += fmt.Sprintf(".%s", stringid.TruncateID(task.ID))
                            ^
    cli/command/service/progress/progress_test.go:877:18: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                ID:           fmt.Sprintf("task%s", nodeID),
                              ^
    cli/command/stack/swarm/remove.go:61:24: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                errs = append(errs, fmt.Sprintf("Failed to remove some resources from stack: %s", namespace))
                                    ^
    cli/command/swarm/ipnet_slice_test.go:32:9: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        arg := fmt.Sprintf("--cidrs=%s", strings.Join(vals, ","))
               ^
    cli/command/swarm/ipnet_slice_test.go:137:30: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            if err := f.Parse([]string{fmt.Sprintf("--cidrs=%s", strings.Join(test.FlagArg, ","))}); err != nil {
                                       ^
    cli/compose/schema/schema.go:105:11: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                return fmt.Sprintf("must be a %s", humanReadableType(expectedType))
                       ^
    cli/manifest/store/store.go:165:9: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        return fmt.Sprintf("No such manifest: %s", n.object)
               ^
    e2e/image/push_test.go:340:4: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                fmt.Sprintf("NOTARY_ROOT_PASSPHRASE=%s", pwd),
                ^
    e2e/image/push_test.go:341:4: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                fmt.Sprintf("NOTARY_TARGETS_PASSPHRASE=%s", pwd),
                ^
    e2e/image/push_test.go:342:4: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                fmt.Sprintf("NOTARY_SNAPSHOT_PASSPHRASE=%s", pwd),
                ^
    e2e/image/push_test.go:343:4: fmt.Sprintf can be replaced with string concatenation (perfsprint)
                fmt.Sprintf("NOTARY_DELEGATION_PASSPHRASE=%s", pwd),
                ^
    e2e/plugin/trust_test.go:23:16: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        pluginName := fmt.Sprintf("%s/plugin-content-trust", registryPrefix)
                      ^
    e2e/plugin/trust_test.go:53:8: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            Out: fmt.Sprintf("Installed plugin %s", pluginName),
                 ^
    e2e/trust/revoke_test.go:62:57: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        icmd.RunCommand("docker", "tag", fixtures.AlpineImage, fmt.Sprintf("%s:v1", revokeRepo)).Assert(t, icmd.Success)
                                                               ^
    e2e/trust/revoke_test.go:64:49: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            icmd.Command("docker", "-D", "trust", "sign", fmt.Sprintf("%s:v1", revokeRepo)),
                                                          ^
    e2e/trust/revoke_test.go:68:58: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        icmd.RunCommand("docker", "tag", fixtures.BusyboxImage, fmt.Sprintf("%s:v2", revokeRepo)).Assert(t, icmd.Success)
                                                                ^
    e2e/trust/revoke_test.go:70:49: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            icmd.Command("docker", "-D", "trust", "sign", fmt.Sprintf("%s:v2", revokeRepo)),
                                                          ^
    e2e/trust/sign_test.go:36:47: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        assert.Check(t, is.Contains(result.Stdout(), fmt.Sprintf("v1: digest: sha256:%s", fixtures.AlpineSha)))
                                                     ^
    e2e/trust/sign_test.go:53:47: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        assert.Check(t, is.Contains(result.Stdout(), fmt.Sprintf("v1: digest: sha256:%s", fixtures.BusyboxSha)))
                                                     ^
    e2e/trust/sign_test.go:65:47: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        assert.Check(t, is.Contains(result.Stdout(), fmt.Sprintf("v1: digest: sha256:%s", fixtures.AlpineSha)))
                                                     ^
    opts/file.go:21:9: fmt.Sprintf can be replaced with string concatenation (perfsprint)
        return fmt.Sprintf("poorly formatted environment: %s", e.msg)
               ^
    opts/hosts_test.go:26:31: fmt.Sprintf can be replaced with string concatenation (perfsprint)
            "tcp://host:":              fmt.Sprintf("tcp://host:%s", defaultHTTPPort),
                                        ^

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cli/command/cli_test.go

@@ -192,7 +192,7 @@ func TestInitializeFromClientHangs(t *testing.T) {
 	ts.Start()
 	defer ts.Close()
 
-	opts := &flags.ClientOptions{Hosts: []string{fmt.Sprintf("unix://%s", socket)}}
+	opts := &flags.ClientOptions{Hosts: []string{"unix://" + socket}}
 	configFile := &configfile.ConfigFile{}
 	apiClient, err := NewAPIClientFromFlags(opts, configFile)
 	assert.NilError(t, err)

cli/command/container/opts_test.go

@@ -335,7 +335,7 @@ func TestParseHostname(t *testing.T) {
 	hostnameWithDomain := "--hostname=hostname.domainname"
 	hostnameWithDomainTld := "--hostname=hostname.domainname.tld"
 	for hostname, expectedHostname := range validHostnames {
-		if config, _, _ := mustParse(t, fmt.Sprintf("--hostname=%s", hostname)); config.Hostname != expectedHostname {
+		if config, _, _ := mustParse(t, "--hostname="+hostname); config.Hostname != expectedHostname {
 			t.Fatalf("Expected the config to have 'hostname' as %q, got %q", expectedHostname, config.Hostname)
 		}
 	}

cli/command/context/options.go

@@ -1,7 +1,6 @@
 package context
 
 import (
-	"fmt"
 	"strconv"
 	"strings"
 
@@ -76,7 +75,7 @@ func validateConfig(config map[string]string, allowedKeys map[string]struct{}) e
 	var errs []string
 	for k := range config {
 		if _, ok := allowedKeys[k]; !ok {
-			errs = append(errs, fmt.Sprintf("%s: unrecognized config key", k))
+			errs = append(errs, "unrecognized config key: "+k)
 		}
 	}
 	if len(errs) == 0 {

cli/command/image/build.go

@@ -458,7 +458,7 @@ func rewriteDockerfileFromForContentTrust(ctx context.Context, dockerfile io.Rea
 					return nil, nil, err
 				}
 
-				line = dockerfileFromLinePattern.ReplaceAllLiteralString(line, fmt.Sprintf("FROM %s", reference.FamiliarString(trustedRef)))
+				line = dockerfileFromLinePattern.ReplaceAllLiteralString(line, "FROM "+reference.FamiliarString(trustedRef))
 				resolvedTags = append(resolvedTags, &resolvedTag{
 					digestRef: trustedRef,
 					tagRef:    ref,

cli/command/image/build/context.go

@@ -226,7 +226,7 @@ func GetContextFromURL(out io.Writer, remoteURL, dockerfileName string) (io.Read
 	progressOutput := streamformatter.NewProgressOutput(out)
 
 	// Pass the response body through a progress reader.
-	progReader := progress.NewProgressReader(response.Body, progressOutput, response.ContentLength, "", fmt.Sprintf("Downloading build context from remote url: %s", remoteURL))
+	progReader := progress.NewProgressReader(response.Body, progressOutput, response.ContentLength, "", "Downloading build context from remote url: "+remoteURL)
 
 	return GetContextFromReader(ioutils.NewReadCloserWrapper(progReader, func() error { return response.Body.Close() }), dockerfileName)
 }

cli/command/image/remove_test.go

@@ -18,7 +18,7 @@ type notFound struct {
 }
 
 func (n notFound) Error() string {
-	return fmt.Sprintf("Error: No such image: %s", n.imageID)
+	return "Error: No such image: " + n.imageID
 }
 
 func (n notFound) NotFound() {}

cli/command/registry_test.go

@@ -1,7 +1,6 @@
 package command_test
 
 import (
-	"fmt"
 	"testing"
 
 	"github.com/docker/cli/cli/command"
@@ -52,7 +51,7 @@ func TestGetDefaultAuthConfig(t *testing.T) {
 		},
 		{
 			checkCredStore:     true,
-			inputServerAddress: fmt.Sprintf("https://%s", testAuthConfigs[1].ServerAddress),
+			inputServerAddress: "https://" + testAuthConfigs[1].ServerAddress,
 			expectedAuthConfig: testAuthConfigs[1],
 		},
 	}

cli/command/service/logs.go

@@ -212,9 +212,9 @@ func (f *taskFormatter) format(ctx context.Context, logCtx logContext) (string,
 	taskName := fmt.Sprintf("%s.%d", serviceName, task.Slot)
 	if !f.opts.noTaskIDs {
 		if f.opts.noTrunc {
-			taskName += fmt.Sprintf(".%s", task.ID)
+			taskName += "." + task.ID
 		} else {
-			taskName += fmt.Sprintf(".%s", stringid.TruncateID(task.ID))
+			taskName += "." + stringid.TruncateID(task.ID)
 		}
 	}
 

cli/command/service/progress/progress_test.go

@@ -874,7 +874,7 @@ func TestGlobalJobProgressUpdaterLarge(t *testing.T) {
 	tasks := []swarm.Task{}
 	for nodeID := range activeNodes {
 		tasks = append(tasks, swarm.Task{
-			ID:           fmt.Sprintf("task%s", nodeID),
+			ID:           "task" + nodeID,
 			NodeID:       nodeID,
 			DesiredState: swarm.TaskStateComplete,
 			Status: swarm.TaskStatus{

cli/command/stack/swarm/remove.go

@@ -58,7 +58,7 @@ func RunRemove(ctx context.Context, dockerCli command.Cli, opts options.Remove)
 		hasError = removeNetworks(ctx, dockerCli, networks) || hasError
 
 		if hasError {
-			errs = append(errs, fmt.Sprintf("Failed to remove some resources from stack: %s", namespace))
+			errs = append(errs, "Failed to remove some resources from stack: "+namespace)
 			continue
 		}
 

cli/command/swarm/ipnet_slice_test.go

@@ -29,7 +29,7 @@ func TestIPNets(t *testing.T) {
 	f := setUpIPNetFlagSet(&ips)
 
 	vals := []string{"192.168.1.1/24", "10.0.0.1/16", "fd00:0:0:0:0:0:0:2/64"}
-	arg := fmt.Sprintf("--cidrs=%s", strings.Join(vals, ","))
+	arg := "--cidrs=" + strings.Join(vals, ",")
 	err := f.Parse([]string{arg})
 	if err != nil {
 		t.Fatal("expected no error; got", err)
@@ -134,7 +134,7 @@ func TestIPNetBadQuoting(t *testing.T) {
 		var cidrs []net.IPNet
 		f := setUpIPNetFlagSet(&cidrs)
 
-		if err := f.Parse([]string{fmt.Sprintf("--cidrs=%s", strings.Join(test.FlagArg, ","))}); err != nil {
+		if err := f.Parse([]string{"--cidrs=" + strings.Join(test.FlagArg, ",")}); err != nil {
 			t.Fatalf("flag parsing failed with error: %s\nparsing:\t%#v\nwant:\t\t%s",
 				err, test.FlagArg, test.Want[i])
 		}

cli/command/telemetry_docker.go

@@ -5,7 +5,6 @@ package command
 
 import (
 	"context"
-	"fmt"
 	"net/url"
 	"os"
 	"path"
@@ -85,7 +84,7 @@ func dockerExporterOTLPEndpoint(cli Cli) (endpoint string, secure bool) {
 		// needs the scheme to use the correct resolver.
 		//
 		// We'll just handle this in a special way and add the unix:// back to the endpoint.
-		endpoint = fmt.Sprintf("unix://%s", path.Join(u.Host, u.Path))
+		endpoint = "unix://" + path.Join(u.Host, u.Path)
 	case "https":
 		secure = true
 		fallthrough

cli/compose/schema/schema.go

@@ -102,7 +102,7 @@ func getDescription(err validationError) string {
 	switch err.parent.Type() {
 	case "invalid_type":
 		if expectedType, ok := err.parent.Details()["expected"].(string); ok {
-			return fmt.Sprintf("must be a %s", humanReadableType(expectedType))
+			return "must be a " + humanReadableType(expectedType)
 		}
 	case jsonschemaOneOf, jsonschemaAnyOf:
 		if err.child == nil {

cli/manifest/store/store.go

@@ -2,7 +2,6 @@ package store
 
 import (
 	"encoding/json"
-	"fmt"
 	"os"
 	"path/filepath"
 	"strings"
@@ -162,7 +161,7 @@ func newNotFoundError(ref string) *notFoundError {
 }
 
 func (n *notFoundError) Error() string {
-	return fmt.Sprintf("No such manifest: %s", n.object)
+	return "No such manifest: " + n.object
 }
 
 // NotFound interface

cli/registry/client/endpoint.go

@@ -1,7 +1,6 @@
 package client
 
 import (
-	"fmt"
 	"net"
 	"net/http"
 	"time"
@@ -125,7 +124,7 @@ type existingTokenHandler struct {
 }
 
 func (th *existingTokenHandler) AuthorizeRequest(req *http.Request, _ map[string]string) error {
-	req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", th.token))
+	req.Header.Set("Authorization", "Bearer "+th.token)
 	return nil
 }
 

e2e/image/push_test.go

@@ -337,10 +337,10 @@ func createImage(t *testing.T, repo string, tags ...string) string {
 func withNotaryPassphrase(pwd string) func(*icmd.Cmd) {
 	return func(c *icmd.Cmd) {
 		c.Env = append(c.Env, []string{
-			fmt.Sprintf("NOTARY_ROOT_PASSPHRASE=%s", pwd),
+			"NOTARY_ROOT_PASSPHRASE=" + pwd,
-			fmt.Sprintf("NOTARY_TARGETS_PASSPHRASE=%s", pwd),
+			"NOTARY_TARGETS_PASSPHRASE=" + pwd,
-			fmt.Sprintf("NOTARY_SNAPSHOT_PASSPHRASE=%s", pwd),
+			"NOTARY_SNAPSHOT_PASSPHRASE=" + pwd,
-			fmt.Sprintf("NOTARY_DELEGATION_PASSPHRASE=%s", pwd),
+			"NOTARY_DELEGATION_PASSPHRASE=" + pwd,
 		}...)
 	}
 }

e2e/plugin/trust_test.go

@@ -2,7 +2,6 @@ package plugin
 
 import (
 	"context"
-	"fmt"
 	"testing"
 
 	"github.com/docker/cli/e2e/internal/fixtures"
@@ -20,7 +19,7 @@ func TestInstallWithContentTrust(t *testing.T) {
 	skip.If(t, versions.LessThan(environment.DaemonAPIVersion(t), "1.44"))
 	skip.If(t, environment.SkipPluginTests())
 
-	pluginName := fmt.Sprintf("%s/plugin-content-trust", registryPrefix)
+	const pluginName = registryPrefix + "/plugin-content-trust"
 
 	dir := fixtures.SetupConfigFile(t)
 	defer dir.Remove()
@@ -50,7 +49,7 @@ func TestInstallWithContentTrust(t *testing.T) {
 		fixtures.WithNotary,
 	)
 	result.Assert(t, icmd.Expected{
-		Out: fmt.Sprintf("Installed plugin %s", pluginName),
+		Out: "Installed plugin " + pluginName,
 	})
 }
 

e2e/trust/revoke_test.go

@@ -1,7 +1,6 @@
 package trust
 
 import (
-	"fmt"
 	"testing"
 
 	"github.com/docker/cli/e2e/internal/fixtures"
@@ -59,15 +58,15 @@ func setupTrustedImagesForRevoke(t *testing.T, dir fs.Dir) {
 func setupTrustedImagesForRevokeRepo(t *testing.T, dir fs.Dir) {
 	t.Helper()
 	icmd.RunCmd(icmd.Command("docker", "pull", fixtures.AlpineImage)).Assert(t, icmd.Success)
-	icmd.RunCommand("docker", "tag", fixtures.AlpineImage, fmt.Sprintf("%s:v1", revokeRepo)).Assert(t, icmd.Success)
+	icmd.RunCommand("docker", "tag", fixtures.AlpineImage, revokeRepo+":v1").Assert(t, icmd.Success)
 	icmd.RunCmd(
-		icmd.Command("docker", "-D", "trust", "sign", fmt.Sprintf("%s:v1", revokeRepo)),
+		icmd.Command("docker", "-D", "trust", "sign", revokeRepo+":v1"),
 		fixtures.WithPassphrase("root_password", "repo_password"),
 		fixtures.WithConfig(dir.Path()), fixtures.WithNotary).Assert(t, icmd.Success)
 	icmd.RunCmd(icmd.Command("docker", "pull", fixtures.BusyboxImage)).Assert(t, icmd.Success)
-	icmd.RunCommand("docker", "tag", fixtures.BusyboxImage, fmt.Sprintf("%s:v2", revokeRepo)).Assert(t, icmd.Success)
+	icmd.RunCommand("docker", "tag", fixtures.BusyboxImage, revokeRepo+":v2").Assert(t, icmd.Success)
 	icmd.RunCmd(
-		icmd.Command("docker", "-D", "trust", "sign", fmt.Sprintf("%s:v2", revokeRepo)),
+		icmd.Command("docker", "-D", "trust", "sign", revokeRepo+":v2"),
 		fixtures.WithPassphrase("root_password", "repo_password"),
 		fixtures.WithConfig(dir.Path()), fixtures.WithNotary).Assert(t, icmd.Success)
 }

e2e/trust/sign_test.go

@@ -1,7 +1,6 @@
 package trust
 
 import (
-	"fmt"
 	"testing"
 
 	"github.com/docker/cli/e2e/internal/fixtures"
@@ -33,7 +32,7 @@ func TestSignLocalImage(t *testing.T) {
 		fixtures.WithPassphrase("root_password", "repo_password"),
 		fixtures.WithConfig(dir.Path()), fixtures.WithNotary)
 	result.Assert(t, icmd.Success)
-	assert.Check(t, is.Contains(result.Stdout(), fmt.Sprintf("v1: digest: sha256:%s", fixtures.AlpineSha)))
+	assert.Check(t, is.Contains(result.Stdout(), "v1: digest: sha256:"+fixtures.AlpineSha))
 }
 
 func TestSignWithLocalFlag(t *testing.T) {
@@ -50,7 +49,7 @@ func TestSignWithLocalFlag(t *testing.T) {
 		fixtures.WithPassphrase("root_password", "repo_password"),
 		fixtures.WithConfig(dir.Path()), fixtures.WithNotary)
 	result.Assert(t, icmd.Success)
-	assert.Check(t, is.Contains(result.Stdout(), fmt.Sprintf("v1: digest: sha256:%s", fixtures.BusyboxSha)))
+	assert.Check(t, is.Contains(result.Stdout(), "v1: digest: sha256:"+fixtures.BusyboxSha))
 }
 
 func setupTrustedImageForOverwrite(t *testing.T, dir fs.Dir) {
@@ -62,7 +61,7 @@ func setupTrustedImageForOverwrite(t *testing.T, dir fs.Dir) {
 		fixtures.WithPassphrase("root_password", "repo_password"),
 		fixtures.WithConfig(dir.Path()), fixtures.WithNotary)
 	result.Assert(t, icmd.Success)
-	assert.Check(t, is.Contains(result.Stdout(), fmt.Sprintf("v1: digest: sha256:%s", fixtures.AlpineSha)))
+	assert.Check(t, is.Contains(result.Stdout(), "v1: digest: sha256:"+fixtures.AlpineSha))
 	icmd.RunCmd(icmd.Command("docker", "pull", fixtures.BusyboxImage)).Assert(t, icmd.Success)
 	icmd.RunCommand("docker", "tag", fixtures.BusyboxImage, localImage).Assert(t, icmd.Success)
 }

opts/file.go

@@ -18,7 +18,7 @@ type ErrBadKey struct {
 }
 
 func (e ErrBadKey) Error() string {
-	return fmt.Sprintf("poorly formatted environment: %s", e.msg)
+	return "poorly formatted environment: " + e.msg
 }
 
 func parseKeyValueFile(filename string, emptyFn func(string) (string, bool)) ([]string, error) {

opts/hosts_test.go

@@ -23,7 +23,7 @@ func TestParseHost(t *testing.T) {
 		"  ":                       defaultHost,
 		"fd://":                    "fd://",
 		"fd://something":           "fd://something",
-		"tcp://host:":              fmt.Sprintf("tcp://host:%s", defaultHTTPPort),
+		"tcp://host:":              "tcp://host:" + defaultHTTPPort,
 		"tcp://":                   defaultTCPHost,
 		"tcp://:2375":              fmt.Sprintf("tcp://%s:%s", defaultHTTPHost, defaultHTTPPort),
 		"tcp://:2376":              fmt.Sprintf("tcp://%s:%s", defaultHTTPHost, defaultTLSHTTPPort),