How to use Error method of build Package

Best Syzkaller code snippet using build.Error

hugo_sites_build_errors_test.go

Source:hugo_sites_build_errors_test.go

...8	"github.com/fortytw2/leaktest"9	qt "github.com/frankban/quicktest"10	"github.com/gohugoio/hugo/common/herrors"11)12type testSiteBuildErrorAsserter struct {13	name string14	c    *qt.C15}16func (t testSiteBuildErrorAsserter) getFileError(err error) *herrors.ErrorWithFileContext {17	t.c.Assert(err, qt.Not(qt.IsNil), qt.Commentf(t.name))18	ferr := herrors.UnwrapErrorWithFileContext(err)19	t.c.Assert(ferr, qt.Not(qt.IsNil))20	return ferr21}22func (t testSiteBuildErrorAsserter) assertLineNumber(lineNumber int, err error) {23	fe := t.getFileError(err)24	t.c.Assert(fe.Position().LineNumber, qt.Equals, lineNumber)25}26func (t testSiteBuildErrorAsserter) assertErrorMessage(e1, e2 string) {27	// The error message will contain filenames with OS slashes. Normalize before compare.28	e1, e2 = filepath.ToSlash(e1), filepath.ToSlash(e2)29	t.c.Assert(e2, qt.Contains, e1)30}31func TestSiteBuildErrors(t *testing.T) {32	const (33		yamlcontent = "yamlcontent"34		tomlcontent = "tomlcontent"35		jsoncontent = "jsoncontent"36		shortcode   = "shortcode"37		base        = "base"38		single      = "single"39	)40	// TODO(bep) add content tests after https://github.com/gohugoio/hugo/issues/532441	// is implemented.42	tests := []struct {43		name              string44		fileType          string45		fileFixer         func(content string) string46		assertCreateError func(a testSiteBuildErrorAsserter, err error)47		assertBuildError  func(a testSiteBuildErrorAsserter, err error)48	}{49		{50			name:     "Base template parse failed",51			fileType: base,52			fileFixer: func(content string) string {53				return strings.Replace(content, ".Title }}", ".Title }", 1)54			},55			assertCreateError: func(a testSiteBuildErrorAsserter, err error) {56				a.assertLineNumber(4, err)57			},58		},59		{60			name:     "Base template execute failed",61			fileType: base,62			fileFixer: func(content string) string {63				return strings.Replace(content, ".Title", ".Titles", 1)64			},65			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {66				a.assertLineNumber(4, err)67			},68		},69		{70			name:     "Single template parse failed",71			fileType: single,72			fileFixer: func(content string) string {73				return strings.Replace(content, ".Title }}", ".Title }", 1)74			},75			assertCreateError: func(a testSiteBuildErrorAsserter, err error) {76				fe := a.getFileError(err)77				a.c.Assert(fe.Position().LineNumber, qt.Equals, 5)78				a.c.Assert(fe.Position().ColumnNumber, qt.Equals, 1)79				a.c.Assert(fe.ChromaLexer, qt.Equals, "go-html-template")80				a.assertErrorMessage("\"layouts/_default/single.html:5:1\": parse failed: template: _default/single.html:5: unexpected \"}\" in operand", fe.Error())81			},82		},83		{84			name:     "Single template execute failed",85			fileType: single,86			fileFixer: func(content string) string {87				return strings.Replace(content, ".Title", ".Titles", 1)88			},89			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {90				fe := a.getFileError(err)91				a.c.Assert(fe.Position().LineNumber, qt.Equals, 5)92				a.c.Assert(fe.Position().ColumnNumber, qt.Equals, 14)93				a.c.Assert(fe.ChromaLexer, qt.Equals, "go-html-template")94				a.assertErrorMessage("\"layouts/_default/single.html:5:14\": execute of template failed", fe.Error())95			},96		},97		{98			name:     "Single template execute failed, long keyword",99			fileType: single,100			fileFixer: func(content string) string {101				return strings.Replace(content, ".Title", ".ThisIsAVeryLongTitle", 1)102			},103			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {104				fe := a.getFileError(err)105				a.c.Assert(fe.Position().LineNumber, qt.Equals, 5)106				a.c.Assert(fe.Position().ColumnNumber, qt.Equals, 14)107				a.c.Assert(fe.ChromaLexer, qt.Equals, "go-html-template")108				a.assertErrorMessage("\"layouts/_default/single.html:5:14\": execute of template failed", fe.Error())109			},110		},111		{112			name:     "Shortcode parse failed",113			fileType: shortcode,114			fileFixer: func(content string) string {115				return strings.Replace(content, ".Title }}", ".Title }", 1)116			},117			assertCreateError: func(a testSiteBuildErrorAsserter, err error) {118				a.assertLineNumber(4, err)119			},120		},121		{122			name:     "Shortode execute failed",123			fileType: shortcode,124			fileFixer: func(content string) string {125				return strings.Replace(content, ".Title", ".Titles", 1)126			},127			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {128				fe := a.getFileError(err)129				a.c.Assert(fe.Position().LineNumber, qt.Equals, 7)130				a.c.Assert(fe.ChromaLexer, qt.Equals, "md")131				// Make sure that it contains both the content file and template132				a.assertErrorMessage(`content/myyaml.md:7:10": failed to render shortcode "sc"`, fe.Error())133				a.assertErrorMessage(`shortcodes/sc.html:4:22: executing "shortcodes/sc.html" at <.Page.Titles>: can't evaluate`, fe.Error())134			},135		},136		{137			name:     "Shortode does not exist",138			fileType: yamlcontent,139			fileFixer: func(content string) string {140				return strings.Replace(content, "{{< sc >}}", "{{< nono >}}", 1)141			},142			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {143				fe := a.getFileError(err)144				a.c.Assert(fe.Position().LineNumber, qt.Equals, 7)145				a.c.Assert(fe.Position().ColumnNumber, qt.Equals, 10)146				a.c.Assert(fe.ChromaLexer, qt.Equals, "md")147				a.assertErrorMessage(`"content/myyaml.md:7:10": failed to extract shortcode: template for shortcode "nono" not found`, fe.Error())148			},149		},150		{151			name:     "Invalid YAML front matter",152			fileType: yamlcontent,153			fileFixer: func(content string) string {154				return strings.Replace(content, "title:", "title: %foo", 1)155			},156			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {157				a.assertLineNumber(2, err)158			},159		},160		{161			name:     "Invalid TOML front matter",162			fileType: tomlcontent,163			fileFixer: func(content string) string {164				return strings.Replace(content, "description = ", "description &", 1)165			},166			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {167				fe := a.getFileError(err)168				a.c.Assert(fe.Position().LineNumber, qt.Equals, 6)169				a.c.Assert(fe.ErrorContext.ChromaLexer, qt.Equals, "toml")170			},171		},172		{173			name:     "Invalid JSON front matter",174			fileType: jsoncontent,175			fileFixer: func(content string) string {176				return strings.Replace(content, "\"description\":", "\"description\"", 1)177			},178			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {179				fe := a.getFileError(err)180				a.c.Assert(fe.Position().LineNumber, qt.Equals, 3)181				a.c.Assert(fe.ErrorContext.ChromaLexer, qt.Equals, "json")182			},183		},184		{185			// See https://github.com/gohugoio/hugo/issues/5327186			name:     "Panic in template Execute",187			fileType: single,188			fileFixer: func(content string) string {189				return strings.Replace(content, ".Title", ".Parent.Parent.Parent", 1)190			},191			assertBuildError: func(a testSiteBuildErrorAsserter, err error) {192				a.c.Assert(err, qt.Not(qt.IsNil))193				fe := a.getFileError(err)194				a.c.Assert(fe.Position().LineNumber, qt.Equals, 5)195				a.c.Assert(fe.Position().ColumnNumber, qt.Equals, 21)196			},197		},198	}199	for _, test := range tests {200		test := test201		t.Run(test.name, func(t *testing.T) {202			t.Parallel()203			c := qt.New(t)204			errorAsserter := testSiteBuildErrorAsserter{205				c:    c,206				name: test.name,207			}208			b := newTestSitesBuilder(t).WithSimpleConfigFile()209			f := func(fileType, content string) string {210				if fileType != test.fileType {211					return content212				}213				return test.fileFixer(content)214			}215			b.WithTemplatesAdded("layouts/shortcodes/sc.html", f(shortcode, `SHORTCODE L1216SHORTCODE L2217SHORTCODE L3:218SHORTCODE L4: {{ .Page.Title }}219`))220			b.WithTemplatesAdded("layouts/_default/baseof.html", f(base, `BASEOF L1221BASEOF L2222BASEOF L3223BASEOF L4{{ if .Title }}{{ end }}224{{block "main" .}}This is the main content.{{end}}225BASEOF L6226`))227			b.WithTemplatesAdded("layouts/_default/single.html", f(single, `{{ define "main" }}228SINGLE L2:229SINGLE L3:230SINGLE L4:231SINGLE L5: {{ .Title }} {{ .Content }}232{{ end }}233`))234			b.WithContent("myyaml.md", f(yamlcontent, `---235title: "The YAML"236---237Some content.238         {{< sc >}}239Some more text.240The end.241`))242			b.WithContent("mytoml.md", f(tomlcontent, `+++243title = "The TOML"244p1 = "v"245p2 = "v"246p3 = "v"247description = "Descriptioon"248+++249Some content.250`))251			b.WithContent("myjson.md", f(jsoncontent, `{252	"title": "This is a title",253	"description": "This is a description."254}255Some content.256`))257			createErr := b.CreateSitesE()258			if test.assertCreateError != nil {259				test.assertCreateError(errorAsserter, createErr)260			} else {261				c.Assert(createErr, qt.IsNil)262			}263			if createErr == nil {264				buildErr := b.BuildE(BuildCfg{})265				if test.assertBuildError != nil {266					test.assertBuildError(errorAsserter, buildErr)267				} else {268					c.Assert(buildErr, qt.IsNil)269				}270			}271		})272	}273}274// https://github.com/gohugoio/hugo/issues/5375275func TestSiteBuildTimeout(t *testing.T) {276	if !isCI() {277		defer leaktest.CheckTimeout(t, 10*time.Second)()278	}279	b := newTestSitesBuilder(t)280	b.WithConfigFile("toml", `...

tag.go

Source:tag.go

...13	if app, err = s.AppByTree(treeID, env, zone); err != nil {14		return15	}16	tag.AppID = app.ID17	return s.dao.DB.Create(tag).Error18}19//LastTags get tags by app name.20func (s *Service) LastTags(treeID int64, env, zone, bName string) (tags []*model.Tag, err error) {21	var (22		app   *model.App23		build *model.Build24	)25	if app, err = s.AppByTree(treeID, env, zone); err != nil {26		return27	}28	if build, err = s.BuildByName(app.ID, bName); err != nil {29		return30	}31	if err = s.dao.DB.Where("app_id = ? and build_id = ?", app.ID, build.ID).Order("id desc").Limit(10).Find(&tags).Error; err != nil {32		log.Error("Tags(%v) error(%v)", app.ID, err)33		if err == sql.ErrNoRows {34			err = nil35		}36	}37	return38}39//TagsByBuild get tags by app name.40func (s *Service) TagsByBuild(appName, env, zone, name string, ps, pn, treeID int64) (tagPager *model.TagConfigPager, err error) {41	var (42		app     *model.App43		build   *model.Build44		tags    []*model.Tag45		confIDs []int6446		confs   []*model.Config47		total   int6448	)49	tagConfigs := make([]*model.TagConfig, 0)50	if app, err = s.AppByTree(treeID, env, zone); err != nil {51		if err == ecode.NothingFound {52			err = s.CreateApp(appName, env, zone, treeID)53			return54		}55	}56	if build, err = s.BuildByName(app.ID, name); err != nil {57		if err == ecode.NothingFound {58			err = nil59		}60		return61	}62	if err = s.dao.DB.Where("app_id = ? and build_id =?", app.ID, build.ID).Order("id desc").Offset((pn - 1) * ps).Limit(ps).Find(&tags).Error; err != nil {63		log.Error("TagsByBuild() findTags() error(%v)", err)64		if err == sql.ErrNoRows {65			err = nil66		}67		return68	}69	tmp := make(map[int64]struct{})70	for _, tag := range tags {71		tmpIDs := strings.Split(tag.ConfigIDs, ",")72		for _, tmpID := range tmpIDs {73			var id int6474			if id, err = strconv.ParseInt(tmpID, 10, 64); err != nil {75				log.Error("strconv.ParseInt() error(%v)", err)76				return77			}78			if _, ok := tmp[id]; !ok {79				tmp[id] = struct{}{}80				confIDs = append(confIDs, id)81			}82		}83	}84	if confs, err = s.ConfigsByIDs(confIDs); err != nil {85		return86	}87	for _, tag := range tags {88		tagConfig := new(model.TagConfig)89		tagConfig.Tag = tag90		tagConfigs = append(tagConfigs, tagConfig)91		tmpIDs := strings.Split(tag.ConfigIDs, ",")92		for _, tmpID := range tmpIDs {93			var id int6494			if id, err = strconv.ParseInt(tmpID, 10, 64); err != nil {95				log.Error("strconv.ParseInt() error(%v)", err)96				return97			}98			for _, conf := range confs {99				if id != conf.ID { //judge config is in build.100					continue101				}102				tagConfig.Confs = append(tagConfig.Confs, conf)103			}104		}105	}106	if err = s.dao.DB.Where("app_id = ? and build_id =?", app.ID, build.ID).Model(&model.Tag{}).Count(&total).Error; err != nil {107		log.Error("TagsByBuild() count() error(%v)", err)108		return109	}110	tagPager = &model.TagConfigPager{Ps: ps, Pn: pn, Total: total, Items: tagConfigs}111	return112}113//LastTagByAppBuild get tags by app and build.114func (s *Service) LastTagByAppBuild(appID, buildID int64) (tag *model.Tag, err error) {115	var (116		tags []*model.Tag117	)118	if err = s.dao.DB.Where("app_id = ? and build_id =?", appID, buildID).Order("id desc").Limit(2).Find(&tags).Error; err != nil {119		log.Error("LastTagByAppBuild() error(%v)", err)120		if err == sql.ErrNoRows {121			err = nil122		}123		return124	}125	if len(tags) != 2 {126		err = ecode.NothingFound127		return128	}129	return tags[1], nil130}131//Tag get tag by id.132func (s *Service) Tag(ID int64) (tag *model.Tag, err error) {133	tag = new(model.Tag)134	if err = s.dao.DB.First(&tag, ID).Error; err != nil {135		log.Error("Tag(%v) error(%v)", ID, err)136		if err == sql.ErrNoRows {137			err = ecode.NothingFound138		}139	}140	return141}142//TagByAppBuild ...143func (s *Service) TagByAppBuild(appID, buildID int64) (tag *model.Tag, err error) {144	tag = new(model.Tag)145	if err = s.dao.DB.Where("app_id = ? and build_id =?", appID, buildID).Order("id desc").First(&tag).Error; err != nil {146		log.Error("TagByAppBuild() error(%v)", err)147		if err == sql.ErrNoRows {148			err = nil149		}150		return151	}152	return153}154// TagByAppBuildLastConfig ...155func (s *Service) TagByAppBuildLastConfig(appID, buildID, tagID int64, cids []int64) (configID int64, err error) {156	tags := []*model.Tag{}157	if err = s.dao.DB.Where("app_id = ? and build_id = ? and id != ?", appID, buildID, tagID).Order("id desc").Find(&tags).Error; err != nil {158		log.Error("TagByAppBuildLastConfig() error(%v)", err)159		return160	}161	var id int64162	for _, v := range tags {163		tmpIDs := strings.Split(v.ConfigIDs, ",")164		for _, tmpID := range tmpIDs {165			id, err = strconv.ParseInt(tmpID, 10, 64)166			if err != nil {167				log.Error("strconv.ParseInt(%s) error(%v)", tmpID, err)168				continue169			}170			for _, vv := range cids {171				if vv == id {172					configID = id173					return174				}175			}176		}177	}178	return179}180//RollBackTag ...181func (s *Service) RollBackTag(tagID int64) (tag *model.Tag, err error) {182	tag = &model.Tag{}183	row := s.dao.DB.Select("`app_id`,`build_id`,`config_ids`,`force`,`mark`,`operator`").Where("id=?", tagID).Model(&model.Tag{}).Row()184	if err = row.Scan(&tag.AppID, &tag.BuildID, &tag.ConfigIDs, &tag.Force, &tag.Mark, &tag.Operator); err != nil {185		log.Error("RollBackTag(%v) err(%v)", tagID, err)186		if err == sql.ErrNoRows {187			err = ecode.NothingFound188		}189	}190	return191}192// GetConfigIDS ...193func (s *Service) GetConfigIDS(tagIDS []int64) (tags []*model.Tag, err error) {194	if err = s.dao.DB.Where("id in (?)", tagIDS).Find(&tags).Error; err != nil {195		log.Error("GetConfigIDS err(%v)", err)196	}197	return198}199// LastTasConfigDiff ...200func (s *Service) LastTasConfigDiff(tagID, appID, buildID int64) (tag *model.Tag, err error) {201	tag = new(model.Tag)202	if err = s.dao.DB.Where("id < ? and app_id = ? and build_id = ?", tagID, appID, buildID).Order("id desc").First(tag).Error; err != nil {203		log.Error("LastTasConfigDiff() error(%v)", err)204		if err == sql.ErrNoRows {205			err = nil206		}207		return208	}209	return210}...

build.go

Source:build.go

...12	if app, err = s.AppByTree(treeID, env, zone); err != nil {13		return14	}15	build.AppID = app.ID16	return s.dao.DB.Create(build).Error17}18//UpdateTag update tag.19func (s *Service) UpdateTag(ctx context.Context, treeID int64, env, zone, name string, tag *model.Tag) (err error) {20	var (21		app   *model.App22		build *model.Build23	)24	if app, err = s.AppByTree(treeID, env, zone); err != nil {25		return26	}27	if build, err = s.BuildByName(app.ID, name); err != nil {28		if err != ecode.NothingFound {29			return30		}31		build = &model.Build{AppID: app.ID, Name: name, Mark: tag.Mark, Operator: tag.Operator}32		if err = s.dao.DB.Create(build).Error; err != nil {33			log.Error("CreateBuild(%s) error(%v)", build.Name, err)34			return35		}36	}37	tag.AppID = app.ID38	tag.BuildID = build.ID39	if err = s.dao.DB.Create(&tag).Error; err != nil {40		log.Error("CreateTag(%s) error(%v)", tag.Mark, err)41		return42	}43	if tag.Force == 1 {44		//Clear stand-alone force45		forces := []*model.Force{}46		if err = s.dao.DB.Where("app_id = ?", app.ID).Find(&forces).Error; err != nil {47			log.Error("select forces(%s) error(%v)", app.ID, err)48			return49		}50		mHosts := model.MapHosts{}51		for _, val := range forces {52			mHosts[val.Hostname] = val.IP53		}54		if len(mHosts) > 0 {55			if err = s.ClearForce(ctx, treeID, env, zone, name, mHosts); err != nil {56				log.Error("clear forces(%s) error(%v)", app.ID, err)57				return58			}59		}60	}61	tx := s.dao.DB.Begin()62	if err = tx.Model(&model.Build{ID: build.ID}).Update(map[string]interface{}{63		"tag_id":   tag.ID,64		"operator": tag.Operator,65	}).Error; err != nil {66		tx.Rollback()67		log.Error("updateTagID(%d) error(%v)", tag.ID, err)68		return69	}70	//push71	if err = s.Push(ctx, treeID, env, zone, build.Name, tag.ID); err != nil {72		tx.Rollback()73		return74	}75	tx.Commit()76	return77}78//UpdateTagID update tag.79func (s *Service) UpdateTagID(ctx context.Context, env, zone, bName string, tag, TreeID int64) (err error) {80	build := new(model.Build)81	build.Name = bName82	build.TagID = tag83	var app *model.App84	if app, err = s.AppByTree(TreeID, env, zone); err != nil {85		return86	}87	tx := s.dao.DB.Begin()88	if err = tx.Model(&model.Build{}).Where("app_id = ? and name = ?", app.ID, build.Name).Update(map[string]interface{}{89		"tag_id":   build.TagID,90		"operator": build.Operator,91	}).Error; err != nil {92		tx.Rollback()93		log.Error("updateTagID(%d) error(%v)", build.TagID, err)94		return95	}96	if err = s.Push(ctx, TreeID, env, zone, build.Name, build.TagID); err != nil {97		tx.Rollback()98		return99	}100	tx.Commit()101	return102}103//Builds get builds by app id.104func (s *Service) Builds(treeID int64, appName, env, zone string) (builds []*model.Build, err error) {105	var (106		app *model.App107		tag *model.Tag108	)109	if app, err = s.AppByTree(treeID, env, zone); err != nil {110		if err == ecode.NothingFound {111			if err = s.CreateApp(appName, env, zone, treeID); err == nil {112				builds = make([]*model.Build, 0)113			}114			return115		}116	}117	if builds, err = s.BuildsByApp(app.ID); err != nil {118		return119	}120	for _, build := range builds {121		if tag, err = s.Tag(build.TagID); err != nil {122			if err == ecode.NothingFound {123				err = nil124			}125		}126		build.Mark = tag.Mark127		build.Operator = tag.Operator128		build.Mtime = tag.Mtime129	}130	return131}132//BuildsByApp buildsByApp.133func (s *Service) BuildsByApp(appID int64) (builds []*model.Build, err error) {134	if err = s.dao.DB.Find(&builds, "app_id = ? ", appID).Error; err != nil {135		log.Error("BuildsByApp(%s) error(%v)", appID, err)136		if err == sql.ErrNoRows {137			err = nil138		}139	}140	return141}142//Build get Build by build ID.143func (s *Service) Build(ID int64) (build *model.Build, err error) {144	build = new(model.Build)145	if err = s.dao.DB.First(&build, ID).Error; err != nil {146		log.Error("Build(%v) error(%v)", ID, err)147		if err == sql.ErrNoRows {148			err = ecode.NothingFound149		}150	}151	return152}153//Delete delete Build by build ID.154func (s *Service) Delete(ID int64) (err error) {155	if err = s.dao.DB.Delete(&model.Build{}, ID).Error; err != nil {156		log.Error("Delete(%v) error(%v)", ID, err)157	}158	return159}160//BuildByName get Build by build ID.161func (s *Service) BuildByName(appID int64, name string) (build *model.Build, err error) {162	build = new(model.Build)163	if err = s.dao.DB.First(&build, "app_id = ? and name = ?", appID, name).Error; err != nil {164		log.Error("BuildByName(%s) error(%v)", name, err)165		if err == sql.ErrNoRows {166			err = ecode.NothingFound167		}168	}169	return170}171//GetDelInfos get delete info.172func (s *Service) GetDelInfos(c context.Context, BuildID int64) (err error) {173	build := &model.Build{}174	if err = s.dao.DB.Where("id = ?", BuildID).First(build).Error; err != nil {175		log.Error("GetDelInfos BuildID(%v) error(%v)", BuildID, err)176		return177	}178	app := &model.App{}179	if err = s.dao.DB.Where("id = ?", build.AppID).First(app).Error; err != nil {180		log.Error("GetDelInfos AppID(%v) error(%v)", build.AppID, err)181		return182	}183	hosts, err := s.Hosts(c, app.TreeID, app.Name, app.Env, app.Zone)184	if err != nil {185		log.Error("GetDelInfos hosts(%v) error(%v)", hosts, err)186		return187	}188	for _, v := range hosts {189		if v.BuildVersion == build.Name {190			err = ecode.NothingFound191			return192		}193	}194	return195}196// AllBuilds ...197func (s *Service) AllBuilds(appIDS []int64) (builds []*model.Build, err error) {198	if err = s.dao.DB.Where("app_id in (?)", appIDS).Find(&builds).Error; err != nil {199		log.Error("AllBuild error(%v)", err)200	}201	return202}...

Error

Using AI Code Generation

1import (2func main() {3    cmd := exec.Command("ls", "-l")4    err := cmd.Run()5    if err != nil {6        fmt.Println(err)7        os.Exit(1)8    }9}

Error

Using AI Code Generation

1import (2func main() {3    cmd := exec.Command("ls", "-l")4    out, err := cmd.Output()5    if err != nil {6        fmt.Println(err)7        os.Exit(1)8    }9    fmt.Println(string(out))10}

Error

Using AI Code Generation

1import (2func main() {3	pkg, err := build.Import("fmt", "", build.FindOnly)4	if err != nil {5		fmt.Println("Error: ", err)6		os.Exit(1)7	}8	fmt.Println(pkg)9}10    /usr/lib/go/src/fmt (from $GOROOT)11    /home/username/go/src/fmt (from $GOPATH)12import (13func main() {14	pkg, err := build.Import("fmt", "", build.FindOnly)15	if err != nil {16		fmt.Println(err.Error())17		os.Exit(1)18	}19	fmt.Println(pkg)20}21    /usr/lib/go/src/fmt (from $GOROOT)22    /home/username/go/src/fmt (from $GOPATH)23import (24func main() {25	pkg, err := build.Import("fmt", "", build.FindOnly)26	if err != nil {27		fmt.Println(err.Errorf("Error: %v", err))28		os.Exit(1)29	}30	fmt.Println(pkg)31}32    /usr/lib/go/src/fmt (from $GOROOT)33    /home/username/go/src/fmt (from $GOPATH)

Error

Using AI Code Generation

1import (2func main() {3	cmd := exec.Command("go", "build")4	err := cmd.Run()5	if err != nil {6		fmt.Println("Error:", err)7	}8}9import (10func main() {11	cmd := exec.Command("go", "build")12	output, err := cmd.Output()13	if err != nil {14		fmt.Println("Error:", err)15	}16	fmt.Println(string(output))17}18import (19func main() {20	cmd := exec.Command("go", "build")21	output, err := cmd.CombinedOutput()22	if err != nil {23		fmt.Println("Error:", err)24	}25	fmt.Println(string(output))26}27import (28func main() {29	cmd := exec.Command("go", "build")30	output, err := cmd.CombinedOutput()31	if err != nil {32		fmt.Println("Error:", err)33	}34	fmt.Println(string(output))35}

Error

Using AI Code Generation

1import (2func main() {3	_, err := build.Import("fmt", "", 0)4	if err != nil {5		fmt.Println(err)6	}7}8	/usr/local/go/src/fmt (from $GOROOT)9	/home/knoldus/go/src/fmt (from $GOPATH)10import (11func main() {12	err := errors.New("This is an error")13	fmt.Println(err)14}15import (16func main() {17	file, err := os.Create("file.txt")18	if err != nil {19		fmt.Println(err)20	}21	fmt.Println(file)22}23import (24func main() {25	_, err := io.WriteString(nil, "Hello World")26	if err != nil {27		fmt.Println(err)28	}29}30import (31func main() {32	_, err := regexp.Compile("*")33	if err != nil {34		fmt.Println(err)35	}36}37import (38func main() {39	_, err := strconv.Atoi("Hello World")40	if err != nil {41		fmt.Println(err)42	}43}44import (45func main() {46	_, err := time.Parse("2006-01-02", "2018-13-02")47	if err != nil {48		fmt.Println(err)49	}50}

Error

Using AI Code Generation

1import (2func main() {3    cmd := exec.Command("go", "get", "github.com/julienschmidt/httprouter")4    err := cmd.Run()5    if err != nil {6        fmt.Println("Error: ", err)7    }8}9        /usr/local/go/src/github.com/julienschmidt/httprouter (from $GOROOT)10        /home/ashish/go/src/github.com/julienschmidt/httprouter (from $GOPATH)11import (12func main() {13    cmd := exec.Command("go", "get", "github.com/julienschmidt/httprouter")14    out, err := cmd.CombinedOutput()15    if err != nil {16        fmt.Println("Error: ", err)17        fmt.Println("Output: ", string(out))18    }19}20        /usr/local/go/src/github.com/julienschmidt/httprouter (from $GOROOT)21        /home/ashish/go/src/github.com/julienschmidt/httprouter (from $GOPATH)

Error

Using AI Code Generation

1import (2func main() {3	wd, err := os.Getwd()4	if err != nil {5		fmt.Println(err)6	}7	path := filepath.Join(wd, "src")8	pkg, err := ctx.Import("github.com/ardanlabs/gotraining/topics/go/language/errors/example2/lib", path, build.FindOnly)9	if err != nil {10		fmt.Println(err)11	}12	fmt.Println("pkg:", pkg)13}14	/usr/local/go/src/github.com/ardanlabs/gotraining/topics/go/language/errors/example2/lib (from $GOROOT)15	/Users/ardanlabs/go/src/github.com/ardanlabs/gotraining/topics/go/language/errors/example2/lib (from $GOPATH)16The error returned by the Import method is not of type *build.NoGoError. It is of type *build.NoGoError. This is because the Import method is a wrapper around the importDir method. The importDir method is the one that actually returns the *build.NoGoError type. The Import method wraps the importDir method and returns the error type as a *

Error

Using AI Code Generation

1func main() {2    err := errors.New("error")3    fmt.Println(err.Error())4}5func main() {6    err := errors.New("error")7    fmt.Println(err)8}9func main() {10    err := errors.New("error")11    fmt.Println(fmt.Sprintf("%v", err))12}13func main() {14    err := errors.New("error")15    fmt.Println(fmt.Sprintf("%s", err))16}17func main() {18    err := errors.New("error")19    fmt.Println(fmt.Sprintf("%q", err))20}21func main() {22    err := errors.New("error")23    fmt.Println(fmt.Sprintf("%+v", err))24}25{error}26func main() {27    err := errors.New("error")28    fmt.Println(fmt.Sprintf("%#v", err))29}30errors.New("error")31func main() {32    err := errors.New("error")33    fmt.Println(fmt.Sprintf("%T", err))34}35func main() {36    err := errors.New("error")37    fmt.Println(fmt.Sprintf("%b", err))38}

Error

Using AI Code Generation

1import (2func main() {3	pkg, err := build.Import("github.com/astaxie/beego", "", 0)4	if err != nil {5		fmt.Println(err.Error())6	}7	fmt.Println(pkg)8}9	/usr/local/go/src/github.com/astaxie/beego (from $GOROOT)10	/home/username/go/src/github.com/astaxie/beego (from $GOPATH)11{github.com/astaxie/beego /home/username/go/src/github.com/astaxie/beego [github.com/astaxie/beego/context github.com/astaxie/beego/logs github.com/astaxie/beego/orm github.com/astaxie/beego/session github.com/astaxie/beego/utils github.com/astaxie/beego/validation github.com/astaxie/beego/cache github.com/astaxie/beego/config github.com/astaxie/beego/migration github.com/astaxie/beego/session/redis github.com/astaxie/beego/session/memcache github.com/astaxie/beego/session/mysql github.com/astaxie/beego/session/mongodb github.com/astaxie/beego/session/file github.com/astaxie/beego/session/memcache_test github.com/astaxie/beego/session/redis_test github.com/astaxie/beego/session/mysql_test github.com/astaxie/beego/session/mongodb_test github.com/astaxie/beego/session/file_test github.com/astaxie/beego/session/memcache_test/memcache github.com/astaxie/beego/session/redis_test/redis github.com/astaxie/beego/session/mysql_test/mysql github.com/astaxie/beego/session/mongodb_test/mongodb github.com/astaxie/beego/session/file_test/file github.com/astaxie/beego/session/memcache_test/memcache_test github.com/astaxie/beego/session/redis_test/redis_test github.com/astaxie/beego/session/mysql_test/mysql_test github.com/astaxie/beego/session/mongodb_test/mongodb_test github.com/astaxie

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.