How to use comment method of main Package

Best Rod code snippet using main.comment

imports_test.go

Source:imports_test.go

...202)203`,204	},205	{206		name: "import into singular group with comment",207		pkg:  "bytes",208		in: `package main209import /* why */ /* comment here? */ "os"210`,211		out: `package main212import /* why */ /* comment here? */ (213	"bytes"214	"os"215)216`,217	},218	{219		name: "import into group with leading comment",220		pkg:  "strings",221		in: `package main222import (223	// comment before bytes224	"bytes"225	"os"226)227`,228		out: `package main229import (230	// comment before bytes231	"bytes"232	"os"233	"strings"234)235`,236	},237	{238		name:       "",239		renamedPkg: "fmtpkg",240		pkg:        "fmt",241		in: `package main242import "os"243`,244		out: `package main245import (246	fmtpkg "fmt"247	"os"248)249`,250	},251	{252		name: "struct comment",253		pkg:  "time",254		in: `package main255// This is a comment before a struct.256type T struct {257	t  time.Time258}259`,260		out: `package main261import "time"262// This is a comment before a struct.263type T struct {264	t time.Time265}266`,267	},268	{269		name: "issue 8729 import C",270		pkg:  "time",271		in: `package main272import "C"273// comment274type T time.Time275`,276		out: `package main277import "C"278import "time"279// comment280type T time.Time281`,282	},283	{284		name: "issue 8729 empty import",285		pkg:  "time",286		in: `package main287import ()288// comment289type T time.Time290`,291		out: `package main292import "time"293// comment294type T time.Time295`,296	},297	{298		name: "issue 8729 comment on package line",299		pkg:  "time",300		in: `package main // comment301type T time.Time302`,303		out: `package main // comment304import "time"305type T time.Time306`,307	},308	{309		name: "issue 8729 comment after package",310		pkg:  "time",311		in: `package main312// comment313type T time.Time314`,315		out: `package main316import "time"317// comment318type T time.Time319`,320	},321	{322		name: "issue 8729 comment before and on package line",323		pkg:  "time",324		in: `// comment before325package main // comment on326type T time.Time327`,328		out: `// comment before329package main // comment on330import "time"331type T time.Time332`,333	},334	// Issue 9961: Match prefixes using path segments rather than bytes335	{336		name: "issue 9961",337		pkg:  "regexp",338		in: `package main339import (340	"flag"341	"testing"342	"rsc.io/p"343)344`,345		out: `package main346import (347	"flag"348	"regexp"349	"testing"350	"rsc.io/p"351)352`,353	},354	// Issue 10337: Preserve comment position355	{356		name: "issue 10337",357		pkg:  "fmt",358		in: `package main359import (360	"bytes" // a361	"log" // c362)363`,364		out: `package main365import (366	"bytes" // a367	"fmt"368	"log" // c369)370`,371	},372	{373		name: "issue 10337 new import at the start",374		pkg:  "bytes",375		in: `package main376import (377	"fmt" // b378	"log" // c379)380`,381		out: `package main382import (383	"bytes"384	"fmt" // b385	"log" // c386)387`,388	},389	{390		name: "issue 10337 new import at the end",391		pkg:  "log",392		in: `package main393import (394	"bytes" // a395	"fmt" // b396)397`,398		out: `package main399import (400	"bytes" // a401	"fmt"   // b402	"log"403)404`,405	},406	// Issue 14075: Merge import declarations407	{408		name: "issue 14075",409		pkg:  "bufio",410		in: `package main411import "bytes"412import "fmt"413`,414		out: `package main415import (416	"bufio"417	"bytes"418	"fmt"419)420`,421	},422	{423		name: "issue 14075 update position",424		pkg:  "bufio",425		in: `package main426import "bytes"427import (428	"fmt"429)430`,431		out: `package main432import (433	"bufio"434	"bytes"435	"fmt"436)437`,438	},439	{440		name: `issue 14075 ignore import "C"`,441		pkg:  "bufio",442		in: `package main443// Comment444import "C"445import "bytes"446import "fmt"447`,448		out: `package main449// Comment450import "C"451import (452	"bufio"453	"bytes"454	"fmt"455)456`,457	},458	{459		name: `issue 14075 ignore adjacent import "C"`,460		pkg:  "bufio",461		in: `package main462// Comment463import "C"464import "fmt"465`,466		out: `package main467// Comment468import "C"469import (470	"bufio"471	"fmt"472)473`,474	},475	{476		name: `issue 14075 ignore adjacent import "C" (without factored import)`,477		pkg:  "bufio",478		in: `package main479// Comment480import "C"481import "fmt"482`,483		out: `package main484// Comment485import "C"486import (487	"bufio"488	"fmt"489)490`,491	},492	{493		name: `issue 14075 ignore single import "C"`,494		pkg:  "bufio",495		in: `package main496// Comment497import "C"498`,499		out: `package main500// Comment501import "C"502import "bufio"503`,504	},505	{506		name: `issue 17212 several single-import lines with shared prefix ending in a slash`,507		pkg:  "net/http",508		in: `package main509import "bufio"510import "net/url"511`,512		out: `package main513import (514	"bufio"515	"net/http"516	"net/url"517)518`,519	},520	{521		name: `issue 17212 block imports lines with shared prefix ending in a slash`,522		pkg:  "net/http",523		in: `package main524import (525	"bufio"526	"net/url"527)528`,529		out: `package main530import (531	"bufio"532	"net/http"533	"net/url"534)535`,536	},537	{538		name: `issue 17213 many single-import lines`,539		pkg:  "fmt",540		in: `package main541import "bufio"542import "bytes"543import "errors"544`,545		out: `package main546import (547	"bufio"548	"bytes"549	"errors"550	"fmt"551)552`,553	},554}555func TestAddImport(t *testing.T) {556	for _, test := range addTests {557		file := parse(t, test.name, test.in)558		var before bytes.Buffer559		ast.Fprint(&before, fset, file, nil)560		AddNamedImport(fset, file, test.renamedPkg, test.pkg)561		if got := print(t, test.name, file); got != test.out {562			if test.broken {563				t.Logf("%s is known broken:\ngot: %s\nwant: %s", test.name, got, test.out)564			} else {565				t.Errorf("%s:\ngot: %s\nwant: %s", test.name, got, test.out)566			}567			var after bytes.Buffer568			ast.Fprint(&after, fset, file, nil)569			t.Logf("AST before:\n%s\nAST after:\n%s\n", before.String(), after.String())570		}571	}572}573func TestDoubleAddImport(t *testing.T) {574	file := parse(t, "doubleimport", "package main\n")575	AddImport(fset, file, "os")576	AddImport(fset, file, "bytes")577	want := `package main578import (579	"bytes"580	"os"581)582`583	if got := print(t, "doubleimport", file); got != want {584		t.Errorf("got: %s\nwant: %s", got, want)585	}586}587func TestDoubleAddNamedImport(t *testing.T) {588	file := parse(t, "doublenamedimport", "package main\n")589	AddNamedImport(fset, file, "o", "os")590	AddNamedImport(fset, file, "i", "io")591	want := `package main592import (593	i "io"594	o "os"595)596`597	if got := print(t, "doublenamedimport", file); got != want {598		t.Errorf("got: %s\nwant: %s", got, want)599	}600}601// Part of issue 8729.602func TestDoubleAddImportWithDeclComment(t *testing.T) {603	file := parse(t, "doubleimport", `package main604import (605)606// comment607type I int608`)609	// The AddImport order here matters.610	AddImport(fset, file, "golang.org/x/tools/go/ast/astutil")611	AddImport(fset, file, "os")612	want := `package main613import (614	"golang.org/x/tools/go/ast/astutil"615	"os"616)617// comment618type I int619`620	if got := print(t, "doubleimport_with_decl_comment", file); got != want {621		t.Errorf("got: %s\nwant: %s", got, want)622	}623}624var deleteTests = []test{625	{626		name: "import.4",627		pkg:  "os",628		in: `package main629import (630	"os"631)632`,633		out: `package main634`,635	},636	{637		name: "import.5",638		pkg:  "os",639		in: `package main640// Comment641import "C"642import "os"643`,644		out: `package main645// Comment646import "C"647`,648	},649	{650		name: "import.6",651		pkg:  "os",652		in: `package main653// Comment654import "C"655import (656	"io"657	"os"658	"utf8"659)660`,661		out: `package main662// Comment663import "C"664import (665	"io"666	"utf8"667)668`,669	},670	{671		name: "import.7",672		pkg:  "io",673		in: `package main674import (675	"io"   // a676	"os"   // b677	"utf8" // c678)679`,680		out: `package main681import (682	// a683	"os"   // b684	"utf8" // c685)686`,687	},688	{689		name: "import.8",690		pkg:  "os",691		in: `package main692import (693	"io"   // a694	"os"   // b695	"utf8" // c696)697`,698		out: `package main699import (700	"io" // a701	// b702	"utf8" // c703)704`,705	},706	{707		name: "import.9",708		pkg:  "utf8",709		in: `package main710import (711	"io"   // a712	"os"   // b713	"utf8" // c714)715`,716		out: `package main717import (718	"io" // a719	"os" // b720	// c721)722`,723	},724	{725		name: "import.10",726		pkg:  "io",727		in: `package main728import (729	"io"730	"os"731	"utf8"732)733`,734		out: `package main735import (736	"os"737	"utf8"738)739`,740	},741	{742		name: "import.11",743		pkg:  "os",744		in: `package main745import (746	"io"747	"os"748	"utf8"749)750`,751		out: `package main752import (753	"io"754	"utf8"755)756`,757	},758	{759		name: "import.12",760		pkg:  "utf8",761		in: `package main762import (763	"io"764	"os"765	"utf8"766)767`,768		out: `package main769import (770	"io"771	"os"772)773`,774	},775	{776		name: "handle.raw.quote.imports",777		pkg:  "os",778		in:   "package main\n\nimport `os`",779		out: `package main780`,781	},782	{783		name: "import.13",784		pkg:  "io",785		in: `package main786import (787	"fmt"788	"io"789	"os"790	"utf8"791	"go/format"792)793`,794		out: `package main795import (796	"fmt"797	"os"798	"utf8"799	"go/format"800)801`,802	},803	{804		name: "import.14",805		pkg:  "io",806		in: `package main807import (808	"fmt" // a809	"io"   // b810	"os"   // c811	"utf8" // d812	"go/format" // e813)814`,815		out: `package main816import (817	"fmt" // a818	// b819	"os"   // c820	"utf8" // d821	"go/format" // e822)823`,824	},825	{826		name: "import.15",827		pkg:  "double",828		in: `package main829import (830	"double"831	"double"832)833`,834		out: `package main835`,836	},837	{838		name: "import.16",839		pkg:  "bubble",840		in: `package main841import (842	"toil"843	"bubble"844	"bubble"845	"trouble"846)847`,848		out: `package main849import (850	"toil"851	"trouble"852)853`,854	},855	{856		name: "import.17",857		pkg:  "quad",858		in: `package main859import (860	"quad"861	"quad"862)863import (864	"quad"865	"quad"866)867`,868		out: `package main869`,870	},871	{872		name:       "import.18",873		renamedPkg: "x",874		pkg:        "fmt",875		in: `package main876import (877	"fmt"878	x "fmt"879)880`,881		out: `package main882import (883	"fmt"884)885`,886	},887	{888		name:       "import.18",889		renamedPkg: "x",890		pkg:        "fmt",891		in: `package main892import x "fmt"893import y "fmt"894`,895		out: `package main896import y "fmt"897`,898	},899	// Issue #15432, #18051900	{901		name: "import.19",902		pkg:  "fmt",903		in: `package main904import (905	"fmt"906	// Some comment.907	"io"908)`,909		out: `package main910import (911	// Some comment.912	"io"913)914`,915	},916	{917		name: "import.20",918		pkg:  "fmt",919		in: `package main920import (921	"fmt"922	// Some923	// comment.924	"io"925)`,926		out: `package main927import (928	// Some929	// comment.930	"io"931)932`,933	},934	{935		name: "import.21",936		pkg:  "fmt",937		in: `package main938import (939	"fmt"940	/*941		Some942		comment.943	*/944	"io"945)`,946		out: `package main947import (948	/*949		Some950		comment.951	*/952	"io"953)954`,955	},956	{957		name: "import.22",958		pkg:  "fmt",959		in: `package main960import (961	/* Some */962	// comment.963	"io"964	"fmt"965)`,966		out: `package main967import (968	/* Some */969	// comment.970	"io"971)972`,973	},974	{975		name: "import.23",976		pkg:  "fmt",977		in: `package main978import (979	// comment 1980	"fmt"981	// comment 2982	"io"983)`,984		out: `package main985import (986	// comment 2987	"io"988)989`,990	},991	{992		name: "import.24",993		pkg:  "fmt",994		in: `package main995import (996	"fmt" // comment 1997	"io" // comment 2998)`,999		out: `package main1000import (1001	"io" // comment 21002)1003`,1004	},1005	{1006		name: "import.25",1007		pkg:  "fmt",1008		in: `package main1009import (1010	"fmt"1011	/* comment */ "io"1012)`,1013		out: `package main1014import (1015	/* comment */ "io"1016)1017`,1018	},1019	{1020		name: "import.26",1021		pkg:  "fmt",1022		in: `package main1023import (1024	"fmt"1025	"io" /* comment */1026)`,1027		out: `package main1028import (1029	"io" /* comment */1030)1031`,1032	},1033	{1034		name: "import.27",1035		pkg:  "fmt",1036		in: `package main1037import (1038	"fmt" /* comment */1039	"io"1040)`,1041		out: `package main1042import (1043	"io"1044)1045`,1046	},1047	{1048		name: "import.28",1049		pkg:  "fmt",1050		in: `package main1051import (1052	/* comment */  "fmt"1053	"io"1054)`,1055		out: `package main1056import (1057	"io"1058)1059`,1060	},1061	{1062		name: "import.29",1063		pkg:  "fmt",1064		in: `package main1065// comment 11066import (1067	"fmt"1068	"io" // comment 21069)`,1070		out: `package main1071// comment 11072import (1073	"io" // comment 21074)1075`,1076	},1077	{1078		name: "import.30",1079		pkg:  "fmt",1080		in: `package main1081// comment 11082import (1083	"fmt" // comment 21084	"io"1085)`,1086		out: `package main1087// comment 11088import (1089	"io"1090)1091`,1092	},1093	{1094		name: "import.31",1095		pkg:  "fmt",1096		in: `package main1097// comment 11098import (1099	"fmt"1100	/* comment 2 */ "io"1101)`,1102		out: `package main1103// comment 11104import (1105	/* comment 2 */ "io"1106)1107`,1108	},1109	{1110		name:       "import.32",1111		pkg:        "fmt",1112		renamedPkg: "f",1113		in: `package main1114// comment 11115import (1116	f "fmt"1117	/* comment 2 */ i "io"1118)`,1119		out: `package main1120// comment 11121import (1122	/* comment 2 */ i "io"1123)1124`,1125	},1126	{1127		name:       "import.33",1128		pkg:        "fmt",1129		renamedPkg: "f",1130		in: `package main1131// comment 11132import (1133	/* comment 2 */ f "fmt"1134	i "io"1135)`,1136		out: `package main1137// comment 11138import (1139	i "io"1140)1141`,1142	},1143	{1144		name:       "import.34",1145		pkg:        "fmt",1146		renamedPkg: "f",1147		in: `package main1148// comment 11149import (1150	f "fmt" /* comment 2 */1151	i "io"1152)`,1153		out: `package main1154// comment 11155import (1156	i "io"1157)1158`,1159	},1160	{1161		name: "import.35",1162		pkg:  "fmt",1163		in: `package main1164// comment 11165import (1166	"fmt"1167	// comment 21168	"io"1169)`,1170		out: `package main1171// comment 11172import (1173	// comment 21174	"io"1175)1176`,1177	},1178	{1179		name: "import.36",1180		pkg:  "fmt",1181		in: `package main1182/* comment 1 */1183import (1184	"fmt"1185	/* comment 2 */1186	"io"1187)`,1188		out: `package main1189/* comment 1 */1190import (1191	/* comment 2 */1192	"io"1193)1194`,1195	},1196	// Issue 20229: MergeLine panic on weird input1197	{1198		name: "import.37",1199		pkg:  "io",1200		in: `package main1201import("_"1202"io")`,1203		out: `package main1204import (1205	"_"1206)1207`,1208	},1209}1210func TestDeleteImport(t *testing.T) {1211	for _, test := range deleteTests {1212		file := parse(t, test.name, test.in)1213		DeleteNamedImport(fset, file, test.renamedPkg, test.pkg)1214		if got := print(t, test.name, file); got != test.out {1215			t.Errorf("%s:\ngot: %s\nwant: %s", test.name, got, test.out)1216		}1217	}1218}1219type rewriteTest struct {1220	name   string1221	srcPkg string1222	dstPkg string1223	in     string1224	out    string1225}1226var rewriteTests = []rewriteTest{1227	{1228		name:   "import.13",1229		srcPkg: "utf8",1230		dstPkg: "encoding/utf8",1231		in: `package main1232import (1233	"io"1234	"os"1235	"utf8" // thanks ken1236)1237`,1238		out: `package main1239import (1240	"encoding/utf8" // thanks ken1241	"io"1242	"os"1243)1244`,1245	},1246	{1247		name:   "import.14",1248		srcPkg: "asn1",1249		dstPkg: "encoding/asn1",1250		in: `package main1251import (1252	"asn1"1253	"crypto"1254	"crypto/rsa"1255	_ "crypto/sha1"1256	"crypto/x509"1257	"crypto/x509/pkix"1258	"time"1259)1260var x = 11261`,1262		out: `package main1263import (1264	"crypto"1265	"crypto/rsa"1266	_ "crypto/sha1"1267	"crypto/x509"1268	"crypto/x509/pkix"1269	"encoding/asn1"1270	"time"1271)1272var x = 11273`,1274	},1275	{1276		name:   "import.15",1277		srcPkg: "url",1278		dstPkg: "net/url",1279		in: `package main1280import (1281	"bufio"1282	"net"1283	"path"1284	"url"1285)1286var x = 1 // comment on x, not on url1287`,1288		out: `package main1289import (1290	"bufio"1291	"net"1292	"net/url"1293	"path"1294)1295var x = 1 // comment on x, not on url1296`,1297	},1298	{1299		name:   "import.16",1300		srcPkg: "http",1301		dstPkg: "net/http",1302		in: `package main1303import (1304	"flag"1305	"http"1306	"log"1307	"text/template"1308)1309var addr = flag.String("addr", ":1718", "http service address") // Q=17, R=18...

comment

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello, World!")4}5import "fmt"6func main() {7    fmt.Println("Hello, World!")8}9import "fmt"10func main() {11    fmt.Println("Hello, World!")12}13import "fmt"14func main() {15    fmt.Println("Hello, World!")16}17import "fmt"18func main() {19    fmt.Println("Hello, World!")20}21import "fmt"22func main() {23    fmt.Println("Hello, World!")24}25import "fmt"26func main() {27    fmt.Println("Hello, World!")28}29import "fmt"30func main() {31    fmt.Println("Hello, World!")32}33import "fmt"34func main() {35    fmt.Println("Hello, World!")36}37import "fmt"38func main() {39    fmt.Println("Hello, World!")40}41import "fmt"42func main() {43    fmt.Println("Hello, World!")44}45import "fmt"46func main() {47    fmt.Println("Hello, World!")48}49import "fmt"50func main() {51    fmt.Println("Hello, World!")52}53import "fmt"54func main() {55    fmt.Println("Hello,

comment

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello World")4}5import "fmt"6func main() {7    fmt.Println("Hello World")8}9import "fmt"10func main() {11    fmt.Println("Hello World")12}13import "fmt"14func main() {15    fmt.Println("Hello World")16}17import "fmt"18func main() {19    fmt.Println("Hello World")20}21import "fmt"22func main() {23    fmt.Println("Hello World")24}25import "fmt"26func main() {27    fmt.Println("Hello World")28}29import "fmt"30func main() {31    fmt.Println("Hello World")32}33import "fmt"34func main() {35    fmt.Println("Hello World")36}37import "fmt"38func main() {39    fmt.Println("Hello World")40}41import "fmt"42func main() {43    fmt.Println("Hello World")44}45import "fmt"46func main() {47    fmt.Println("Hello World")48}49import "fmt"50func main() {51    fmt.Println("Hello World")52}53import "fmt"54func main() {55    fmt.Println("Hello World")56}

comment

Using AI Code Generation

1import "fmt"2func main() {3	fmt.Println("Hello, World!")4}5import "fmt"6func main() {7	fmt.Println("Hello, World!")8}9import "fmt"10func main() {11	fmt.Println("Hello, World!")12}13import "fmt"14func main() {15	fmt.Println("Hello, World!")16}17import "fmt"18func main() {19	fmt.Println("Hello, World!")20}21import "fmt"22func main() {23	fmt.Println("Hello, World!")24}25import "fmt"26func main() {27	fmt.Println("Hello, World!")28}29import "fmt"30func main() {31	fmt.Println("Hello, World!")32}33import "fmt"34func main() {35	fmt.Println("Hello, World!")36}37import "fmt"38func main() {39	fmt.Println("Hello, World!")40}41import "fmt"42func main() {43	fmt.Println("Hello, World!")44}45import "fmt"46func main() {47	fmt.Println("Hello, World!")48}49import "fmt"50func main() {51	fmt.Println("Hello, World!")52}53import "fmt"54func main() {55	fmt.Println("Hello, World!")56}

comment

Using AI Code Generation

1import "fmt"2func main() {3  fmt.Println("Hello, World")4}5import "fmt"6func main() {7  fmt.Println("Hello, World")8}9import "fmt"10func main() {11  fmt.Println("Hello, World")12}13import "fmt"14func main() {15  fmt.Println("Hello, World")16}17import "fmt"18func main() {19  fmt.Println("Hello, World")20}21import "fmt"22func main() {23  fmt.Println("Hello, World")24}25import "fmt"26func main() {27  fmt.Println("Hello, World")28}29import "fmt"30func main() {31  fmt.Println("Hello, World")32}33import "fmt"34func main() {35  fmt.Println("Hello, World")36}37import "fmt"38func main() {39  fmt.Println("Hello, World")40}41import "fmt"42func main() {43  fmt.Println("Hello, World")44}45import "fmt"46func main() {47  fmt.Println("Hello, World")48}49import "fmt"50func main() {51  fmt.Println("Hello, World")52}53import "fmt"54func main() {55  fmt.Println("Hello,

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Using AI Code Generation

1func main() {2}3func main() {4}5func main() {6}7func main() {8}9func main() {10}11func main() {12}13func main() {14}15func main() {16}17func main() {18}

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Using AI Code Generation

1import "fmt"2func main() {3fmt.Println("Enter a number")4fmt.Scanln(&a)5fmt.Println("The number entered is", a)6}

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