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context","\u002Fcompare\u002Fconsola","8.compare\u002F5.consola",{"id":603,"title":440,"body":604,"description":2777,"extension":2778,"links":2779,"meta":2783,"navigation":2784,"path":441,"seo":2785,"stem":442,"__hash__":2786},"docs\u002F5.use-cases\u002F5.enrichers.md",{"type":605,"value":606,"toc":2768},"minimark",[607,611,628,668,743,748,755,879,890,896,903,913,932,937,1095,1100,1288,1294,1300,1306,1309,1316,1335,1339,1431,1436,1498,1534,1540,1547,1554,1573,1577,1620,1624,1685,1694,1700,1710,1723,1742,1746,1825,1829,1954,1961,1981,1993,1997,2000,2747,2751,2764],[608,609,610],"p",{},"Enrichers add derived context to your wide events after they are emitted, before they are printed and before they reach your drain adapters. Use them to automatically extract useful information from request headers without cluttering your application code.",[608,612,613,614,618,619,622,623,627],{},"All built-in enrichers are exported from ",[615,616,617],"code",{},"evlog\u002Fenrichers",". Each enricher is a factory function that returns an ",[615,620,621],{},"(ctx: EnrichContext) => void"," callback. To write your own, see ",[624,625,626],"a",{"href":517},"Custom Enrichers",".",[629,630,633,636,655],"prompt",{":actions":631,"description":632,"icon":497},"[\"copy\",\"cursor\",\"claude\"]","Add all built-in evlog enrichers",[608,634,635],{},"Add all built-in enrichers to my evlog setup.",[637,638,639,643,646,649,652],"ol",{},[640,641,642],"li",{},"Identify which framework I'm using and follow its evlog integration pattern",[640,644,645],{},"Import createUserAgentEnricher, createGeoEnricher, createRequestSizeEnricher, and createTraceContextEnricher from 'evlog\u002Fenrichers'",[640,647,648],{},"Wire the enrichers into my framework's enrich configuration",[640,650,651],{},"Enrichers add userAgent, geo, requestSize, and traceContext fields to wide events",[640,653,654],{},"All enrichers accept { overwrite?: boolean } - defaults to false to preserve user-set data",[608,656,657,658,663,664],{},"Enricher docs: ",[624,659,660],{"href":660,"rel":661},"https:\u002F\u002Fwww.evlog.dev\u002Fuse-cases\u002Fenrichers",[662],"nofollow","\nFramework setup: ",[624,665,666],{"href":666,"rel":667},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Foverview",[662],[669,670,676],"pre",{"className":671,"code":672,"filename":673,"language":674,"meta":675,"style":675},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import {\n  createUserAgentEnricher,\n  createGeoEnricher,\n  createRequestSizeEnricher,\n  createTraceContextEnricher,\n} from 'evlog\u002Fenrichers'\n","server\u002Fplugins\u002Fevlog-enrich.ts","typescript","",[615,677,678,691,701,709,717,725],{"__ignoreMap":675},[679,680,683,687],"span",{"class":681,"line":682},"line",1,[679,684,686],{"class":685},"s7zQu","import",[679,688,690],{"class":689},"sMK4o"," {\n",[679,692,694,698],{"class":681,"line":693},2,[679,695,697],{"class":696},"sTEyZ","  createUserAgentEnricher",[679,699,700],{"class":689},",\n",[679,702,704,707],{"class":681,"line":703},3,[679,705,706],{"class":696},"  createGeoEnricher",[679,708,700],{"class":689},[679,710,712,715],{"class":681,"line":711},4,[679,713,714],{"class":696},"  createRequestSizeEnricher",[679,716,700],{"class":689},[679,718,720,723],{"class":681,"line":719},5,[679,721,722],{"class":696},"  createTraceContextEnricher",[679,724,700],{"class":689},[679,726,728,731,734,737,740],{"class":681,"line":727},6,[679,729,730],{"class":689},"}",[679,732,733],{"class":685}," from",[679,735,736],{"class":689}," '",[679,738,617],{"class":739},"sfazB",[679,741,742],{"class":689},"'\n",[744,745,747],"h2",{"id":746},"all-built-in-enrichers","All built-in enrichers",[608,749,750,751,754],{},"Use ",[615,752,753],{},"createDefaultEnrichers()"," to compose user agent, geo, request size, and trace context in one call:",[669,756,758],{"className":671,"code":757,"filename":673,"language":674,"meta":675,"style":675},"import { createDefaultEnrichers } from 'evlog\u002Fenrichers'\n\nconst enrich = createDefaultEnrichers()\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:enrich', enrich)\n})\n",[615,759,760,781,787,805,809,837,872],{"__ignoreMap":675},[679,761,762,764,767,770,773,775,777,779],{"class":681,"line":682},[679,763,686],{"class":685},[679,765,766],{"class":689}," {",[679,768,769],{"class":696}," createDefaultEnrichers",[679,771,772],{"class":689}," }",[679,774,733],{"class":685},[679,776,736],{"class":689},[679,778,617],{"class":739},[679,780,742],{"class":689},[679,782,783],{"class":681,"line":693},[679,784,786],{"emptyLinePlaceholder":785},true,"\n",[679,788,789,793,796,799,802],{"class":681,"line":703},[679,790,792],{"class":791},"spNyl","const",[679,794,795],{"class":696}," enrich ",[679,797,798],{"class":689},"=",[679,800,769],{"class":801},"s2Zo4",[679,803,804],{"class":696},"()\n",[679,806,807],{"class":681,"line":711},[679,808,786],{"emptyLinePlaceholder":785},[679,810,811,814,817,820,823,825,829,832,835],{"class":681,"line":719},[679,812,813],{"class":685},"export",[679,815,816],{"class":685}," default",[679,818,819],{"class":801}," defineNitroPlugin",[679,821,822],{"class":696},"(",[679,824,822],{"class":689},[679,826,828],{"class":827},"sHdIc","nitroApp",[679,830,831],{"class":689},")",[679,833,834],{"class":791}," =>",[679,836,690],{"class":689},[679,838,839,842,844,847,849,852,855,858,861,863,866,869],{"class":681,"line":727},[679,840,841],{"class":696},"  nitroApp",[679,843,627],{"class":689},[679,845,846],{"class":696},"hooks",[679,848,627],{"class":689},[679,850,851],{"class":801},"hook",[679,853,822],{"class":854},"swJcz",[679,856,857],{"class":689},"'",[679,859,860],{"class":739},"evlog:enrich",[679,862,857],{"class":689},[679,864,865],{"class":689},",",[679,867,868],{"class":696}," enrich",[679,870,871],{"class":854},")\n",[679,873,875,877],{"class":681,"line":874},7,[679,876,730],{"class":689},[679,878,871],{"class":696},[608,880,881,882,885,886,889],{},"Each enricher accepts ",[615,883,884],{},"{ overwrite?: boolean }"," (default ",[615,887,888],{},"false",") so user-set fields are preserved.",[744,891,893],{"id":892},"useragentenricher",[615,894,895],{},"userAgentEnricher()",[608,897,898,899,902],{},"Parse browser, OS, and device type from the ",[615,900,901],{},"User-Agent"," header.",[608,904,905,909,910],{},[906,907,908],"strong",{},"Sets:"," ",[615,911,912],{},"event.userAgent",[669,914,917],{"className":671,"code":915,"filename":916,"language":674,"meta":675,"style":675},"const enrich = createUserAgentEnricher()\n","user-agent-enricher.ts",[615,918,919],{"__ignoreMap":675},[679,920,921,923,925,927,930],{"class":681,"line":682},[679,922,792],{"class":791},[679,924,795],{"class":696},[679,926,798],{"class":689},[679,928,929],{"class":801}," createUserAgentEnricher",[679,931,804],{"class":696},[608,933,934],{},[906,935,936],{},"Output shape:",[669,938,941],{"className":671,"code":939,"filename":940,"language":674,"meta":675,"style":675},"interface UserAgentInfo {\n  raw: string                                      \u002F\u002F Original User-Agent string\n  browser?: { name: string; version?: string }     \u002F\u002F Chrome, Firefox, Safari, Edge\n  os?: { name: string; version?: string }          \u002F\u002F Windows, macOS, iOS, Android, Linux\n  device?: { type: 'mobile' | 'tablet' | 'desktop' | 'bot' | 'unknown' }\n}\n","user-agent-types.ts",[615,942,943,954,969,1001,1029,1090],{"__ignoreMap":675},[679,944,945,948,952],{"class":681,"line":682},[679,946,947],{"class":791},"interface",[679,949,951],{"class":950},"sBMFI"," UserAgentInfo",[679,953,690],{"class":689},[679,955,956,959,962,965],{"class":681,"line":693},[679,957,958],{"class":854},"  raw",[679,960,961],{"class":689},":",[679,963,964],{"class":950}," string",[679,966,968],{"class":967},"sHwdD","                                      \u002F\u002F Original User-Agent string\n",[679,970,971,974,977,979,982,984,986,989,992,994,996,998],{"class":681,"line":703},[679,972,973],{"class":854},"  browser",[679,975,976],{"class":689},"?:",[679,978,766],{"class":689},[679,980,981],{"class":854}," name",[679,983,961],{"class":689},[679,985,964],{"class":950},[679,987,988],{"class":689},";",[679,990,991],{"class":854}," version",[679,993,976],{"class":689},[679,995,964],{"class":950},[679,997,772],{"class":689},[679,999,1000],{"class":967},"     \u002F\u002F Chrome, Firefox, Safari, Edge\n",[679,1002,1003,1006,1008,1010,1012,1014,1016,1018,1020,1022,1024,1026],{"class":681,"line":711},[679,1004,1005],{"class":854},"  os",[679,1007,976],{"class":689},[679,1009,766],{"class":689},[679,1011,981],{"class":854},[679,1013,961],{"class":689},[679,1015,964],{"class":950},[679,1017,988],{"class":689},[679,1019,991],{"class":854},[679,1021,976],{"class":689},[679,1023,964],{"class":950},[679,1025,772],{"class":689},[679,1027,1028],{"class":967},"          \u002F\u002F Windows, macOS, iOS, Android, Linux\n",[679,1030,1031,1034,1036,1038,1041,1043,1045,1048,1050,1053,1055,1058,1060,1062,1064,1067,1069,1071,1073,1076,1078,1080,1082,1085,1087],{"class":681,"line":719},[679,1032,1033],{"class":854},"  device",[679,1035,976],{"class":689},[679,1037,766],{"class":689},[679,1039,1040],{"class":854}," type",[679,1042,961],{"class":689},[679,1044,736],{"class":689},[679,1046,1047],{"class":739},"mobile",[679,1049,857],{"class":689},[679,1051,1052],{"class":689}," |",[679,1054,736],{"class":689},[679,1056,1057],{"class":739},"tablet",[679,1059,857],{"class":689},[679,1061,1052],{"class":689},[679,1063,736],{"class":689},[679,1065,1066],{"class":739},"desktop",[679,1068,857],{"class":689},[679,1070,1052],{"class":689},[679,1072,736],{"class":689},[679,1074,1075],{"class":739},"bot",[679,1077,857],{"class":689},[679,1079,1052],{"class":689},[679,1081,736],{"class":689},[679,1083,1084],{"class":739},"unknown",[679,1086,857],{"class":689},[679,1088,1089],{"class":689}," }\n",[679,1091,1092],{"class":681,"line":727},[679,1093,1094],{"class":689},"}\n",[608,1096,1097],{},[906,1098,1099],{},"Example output:",[669,1101,1106],{"className":1102,"code":1103,"filename":1104,"language":1105,"meta":675,"style":675},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"userAgent\": {\n    \"raw\": \"Mozilla\u002F5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit\u002F537.36 Chrome\u002F120.0.0.0\",\n    \"browser\": { \"name\": \"Chrome\", \"version\": \"120.0.0.0\" },\n    \"os\": { \"name\": \"macOS\", \"version\": \"10.15.7\" },\n    \"device\": { \"type\": \"desktop\" }\n  }\n}\n","Example wide event: userAgent","json",[615,1107,1108,1113,1128,1150,1201,1248,1278,1283],{"__ignoreMap":675},[679,1109,1110],{"class":681,"line":682},[679,1111,1112],{"class":689},"{\n",[679,1114,1115,1118,1121,1124,1126],{"class":681,"line":693},[679,1116,1117],{"class":689},"  \"",[679,1119,1120],{"class":791},"userAgent",[679,1122,1123],{"class":689},"\"",[679,1125,961],{"class":689},[679,1127,690],{"class":689},[679,1129,1130,1133,1136,1138,1140,1143,1146,1148],{"class":681,"line":703},[679,1131,1132],{"class":689},"    \"",[679,1134,1135],{"class":950},"raw",[679,1137,1123],{"class":689},[679,1139,961],{"class":689},[679,1141,1142],{"class":689}," \"",[679,1144,1145],{"class":739},"Mozilla\u002F5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit\u002F537.36 Chrome\u002F120.0.0.0",[679,1147,1123],{"class":689},[679,1149,700],{"class":689},[679,1151,1152,1154,1157,1159,1161,1163,1165,1169,1171,1173,1175,1178,1180,1182,1184,1187,1189,1191,1193,1196,1198],{"class":681,"line":711},[679,1153,1132],{"class":689},[679,1155,1156],{"class":950},"browser",[679,1158,1123],{"class":689},[679,1160,961],{"class":689},[679,1162,766],{"class":689},[679,1164,1142],{"class":689},[679,1166,1168],{"class":1167},"sbssI","name",[679,1170,1123],{"class":689},[679,1172,961],{"class":689},[679,1174,1142],{"class":689},[679,1176,1177],{"class":739},"Chrome",[679,1179,1123],{"class":689},[679,1181,865],{"class":689},[679,1183,1142],{"class":689},[679,1185,1186],{"class":1167},"version",[679,1188,1123],{"class":689},[679,1190,961],{"class":689},[679,1192,1142],{"class":689},[679,1194,1195],{"class":739},"120.0.0.0",[679,1197,1123],{"class":689},[679,1199,1200],{"class":689}," },\n",[679,1202,1203,1205,1208,1210,1212,1214,1216,1218,1220,1222,1224,1227,1229,1231,1233,1235,1237,1239,1241,1244,1246],{"class":681,"line":719},[679,1204,1132],{"class":689},[679,1206,1207],{"class":950},"os",[679,1209,1123],{"class":689},[679,1211,961],{"class":689},[679,1213,766],{"class":689},[679,1215,1142],{"class":689},[679,1217,1168],{"class":1167},[679,1219,1123],{"class":689},[679,1221,961],{"class":689},[679,1223,1142],{"class":689},[679,1225,1226],{"class":739},"macOS",[679,1228,1123],{"class":689},[679,1230,865],{"class":689},[679,1232,1142],{"class":689},[679,1234,1186],{"class":1167},[679,1236,1123],{"class":689},[679,1238,961],{"class":689},[679,1240,1142],{"class":689},[679,1242,1243],{"class":739},"10.15.7",[679,1245,1123],{"class":689},[679,1247,1200],{"class":689},[679,1249,1250,1252,1255,1257,1259,1261,1263,1266,1268,1270,1272,1274,1276],{"class":681,"line":727},[679,1251,1132],{"class":689},[679,1253,1254],{"class":950},"device",[679,1256,1123],{"class":689},[679,1258,961],{"class":689},[679,1260,766],{"class":689},[679,1262,1142],{"class":689},[679,1264,1265],{"class":1167},"type",[679,1267,1123],{"class":689},[679,1269,961],{"class":689},[679,1271,1142],{"class":689},[679,1273,1066],{"class":739},[679,1275,1123],{"class":689},[679,1277,1089],{"class":689},[679,1279,1280],{"class":681,"line":874},[679,1281,1282],{"class":689},"  }\n",[679,1284,1286],{"class":681,"line":1285},8,[679,1287,1094],{"class":689},[608,1289,1290,1293],{},[906,1291,1292],{},"Detected browsers:"," Edge, Chrome, Firefox, Safari (checked in order, Edge before Chrome to avoid false matches).",[608,1295,1296,1299],{},[906,1297,1298],{},"Detected devices:"," Bot (crawlers, spiders), Tablet (iPad), Mobile (iPhone, Android phones), Desktop (fallback).",[744,1301,1303],{"id":1302},"geoenricher",[615,1304,1305],{},"geoEnricher()",[608,1307,1308],{},"Extract geographic data from platform-injected headers.",[608,1310,1311,909,1313],{},[906,1312,908],{},[615,1314,1315],{},"event.geo",[669,1317,1320],{"className":671,"code":1318,"filename":1319,"language":674,"meta":675,"style":675},"const enrich = createGeoEnricher()\n","geo-enricher.ts",[615,1321,1322],{"__ignoreMap":675},[679,1323,1324,1326,1328,1330,1333],{"class":681,"line":682},[679,1325,792],{"class":791},[679,1327,795],{"class":696},[679,1329,798],{"class":689},[679,1331,1332],{"class":801}," createGeoEnricher",[679,1334,804],{"class":696},[608,1336,1337],{},[906,1338,936],{},[669,1340,1343],{"className":671,"code":1341,"filename":1342,"language":674,"meta":675,"style":675},"interface GeoInfo {\n  country?: string      \u002F\u002F ISO country code (e.g., \"US\", \"FR\")\n  region?: string       \u002F\u002F Region\u002Fstate name\n  regionCode?: string   \u002F\u002F Region code\n  city?: string         \u002F\u002F City name\n  latitude?: number     \u002F\u002F Decimal latitude\n  longitude?: number    \u002F\u002F Decimal longitude\n}\n","geo-types.ts",[615,1344,1345,1354,1366,1378,1390,1402,1415,1427],{"__ignoreMap":675},[679,1346,1347,1349,1352],{"class":681,"line":682},[679,1348,947],{"class":791},[679,1350,1351],{"class":950}," GeoInfo",[679,1353,690],{"class":689},[679,1355,1356,1359,1361,1363],{"class":681,"line":693},[679,1357,1358],{"class":854},"  country",[679,1360,976],{"class":689},[679,1362,964],{"class":950},[679,1364,1365],{"class":967},"      \u002F\u002F ISO country code (e.g., \"US\", \"FR\")\n",[679,1367,1368,1371,1373,1375],{"class":681,"line":703},[679,1369,1370],{"class":854},"  region",[679,1372,976],{"class":689},[679,1374,964],{"class":950},[679,1376,1377],{"class":967},"       \u002F\u002F Region\u002Fstate name\n",[679,1379,1380,1383,1385,1387],{"class":681,"line":711},[679,1381,1382],{"class":854},"  regionCode",[679,1384,976],{"class":689},[679,1386,964],{"class":950},[679,1388,1389],{"class":967},"   \u002F\u002F Region code\n",[679,1391,1392,1395,1397,1399],{"class":681,"line":719},[679,1393,1394],{"class":854},"  city",[679,1396,976],{"class":689},[679,1398,964],{"class":950},[679,1400,1401],{"class":967},"         \u002F\u002F City name\n",[679,1403,1404,1407,1409,1412],{"class":681,"line":727},[679,1405,1406],{"class":854},"  latitude",[679,1408,976],{"class":689},[679,1410,1411],{"class":950}," number",[679,1413,1414],{"class":967},"     \u002F\u002F Decimal latitude\n",[679,1416,1417,1420,1422,1424],{"class":681,"line":874},[679,1418,1419],{"class":854},"  longitude",[679,1421,976],{"class":689},[679,1423,1411],{"class":950},[679,1425,1426],{"class":967},"    \u002F\u002F Decimal longitude\n",[679,1428,1429],{"class":681,"line":1285},[679,1430,1094],{"class":689},[608,1432,1433],{},[906,1434,1435],{},"Supported platforms:",[1437,1438,1439,1455],"table",{},[1440,1441,1442],"thead",{},[1443,1444,1445,1449,1452],"tr",{},[1446,1447,1448],"th",{},"Platform",[1446,1450,1451],{},"Headers",[1446,1453,1454],{},"Coverage",[1456,1457,1458,1485],"tbody",{},[1443,1459,1460,1464,1482],{},[1461,1462,1463],"td",{},"Vercel",[1461,1465,1466,1469,1470,1469,1473,1469,1476,1469,1479],{},[615,1467,1468],{},"x-vercel-ip-country",", ",[615,1471,1472],{},"x-vercel-ip-country-region",[615,1474,1475],{},"x-vercel-ip-city",[615,1477,1478],{},"x-vercel-ip-latitude",[615,1480,1481],{},"x-vercel-ip-longitude",[1461,1483,1484],{},"Full",[1443,1486,1487,1490,1495],{},[1461,1488,1489],{},"Cloudflare",[1461,1491,1492],{},[615,1493,1494],{},"cf-ipcountry",[1461,1496,1497],{},"Country only",[1499,1500,1502,1505,1506,1508,1509,1469,1512,1469,1515,1518,1519,1522,1523,1526,1527,1529,1530,1533],"callout",{"color":1501,"icon":13},"info",[906,1503,1504],{},"Cloudflare note:"," Only ",[615,1507,1494],{}," is a standard Cloudflare HTTP header. Other geo fields (",[615,1510,1511],{},"city",[615,1513,1514],{},"region",[615,1516,1517],{},"latitude",", etc.) are properties of ",[615,1520,1521],{},"request.cf",", which is not exposed as headers. For full Cloudflare geo data, write a ",[624,1524,1525],{"href":517},"custom enricher"," that reads ",[615,1528,1521],{},", or use a Workers middleware to copy ",[615,1531,1532],{},"cf"," properties into custom headers.",[744,1535,1537],{"id":1536},"requestsizeenricher",[615,1538,1539],{},"requestSizeEnricher()",[608,1541,1542,1543,1546],{},"Capture request and response payload sizes from ",[615,1544,1545],{},"Content-Length"," headers.",[608,1548,1549,909,1551],{},[906,1550,908],{},[615,1552,1553],{},"event.requestSize",[669,1555,1558],{"className":671,"code":1556,"filename":1557,"language":674,"meta":675,"style":675},"const enrich = createRequestSizeEnricher()\n","request-size-enricher.ts",[615,1559,1560],{"__ignoreMap":675},[679,1561,1562,1564,1566,1568,1571],{"class":681,"line":682},[679,1563,792],{"class":791},[679,1565,795],{"class":696},[679,1567,798],{"class":689},[679,1569,1570],{"class":801}," createRequestSizeEnricher",[679,1572,804],{"class":696},[608,1574,1575],{},[906,1576,936],{},[669,1578,1581],{"className":671,"code":1579,"filename":1580,"language":674,"meta":675,"style":675},"interface RequestSizeInfo {\n  requestBytes?: number    \u002F\u002F Request Content-Length\n  responseBytes?: number   \u002F\u002F Response Content-Length\n}\n","request-size-types.ts",[615,1582,1583,1592,1604,1616],{"__ignoreMap":675},[679,1584,1585,1587,1590],{"class":681,"line":682},[679,1586,947],{"class":791},[679,1588,1589],{"class":950}," RequestSizeInfo",[679,1591,690],{"class":689},[679,1593,1594,1597,1599,1601],{"class":681,"line":693},[679,1595,1596],{"class":854},"  requestBytes",[679,1598,976],{"class":689},[679,1600,1411],{"class":950},[679,1602,1603],{"class":967},"    \u002F\u002F Request Content-Length\n",[679,1605,1606,1609,1611,1613],{"class":681,"line":703},[679,1607,1608],{"class":854},"  responseBytes",[679,1610,976],{"class":689},[679,1612,1411],{"class":950},[679,1614,1615],{"class":967},"   \u002F\u002F Response Content-Length\n",[679,1617,1618],{"class":681,"line":711},[679,1619,1094],{"class":689},[608,1621,1622],{},[906,1623,1099],{},[669,1625,1628],{"className":1102,"code":1626,"filename":1627,"language":1105,"meta":675,"style":675},"{\n  \"requestSize\": {\n    \"requestBytes\": 1234,\n    \"responseBytes\": 5678\n  }\n}\n","Example wide event: requestSize",[615,1629,1630,1634,1647,1663,1677,1681],{"__ignoreMap":675},[679,1631,1632],{"class":681,"line":682},[679,1633,1112],{"class":689},[679,1635,1636,1638,1641,1643,1645],{"class":681,"line":693},[679,1637,1117],{"class":689},[679,1639,1640],{"class":791},"requestSize",[679,1642,1123],{"class":689},[679,1644,961],{"class":689},[679,1646,690],{"class":689},[679,1648,1649,1651,1654,1656,1658,1661],{"class":681,"line":703},[679,1650,1132],{"class":689},[679,1652,1653],{"class":950},"requestBytes",[679,1655,1123],{"class":689},[679,1657,961],{"class":689},[679,1659,1660],{"class":1167}," 1234",[679,1662,700],{"class":689},[679,1664,1665,1667,1670,1672,1674],{"class":681,"line":711},[679,1666,1132],{"class":689},[679,1668,1669],{"class":950},"responseBytes",[679,1671,1123],{"class":689},[679,1673,961],{"class":689},[679,1675,1676],{"class":1167}," 5678\n",[679,1678,1679],{"class":681,"line":719},[679,1680,1282],{"class":689},[679,1682,1683],{"class":681,"line":727},[679,1684,1094],{"class":689},[1499,1686,1687,1688,1690,1691,627],{"color":1501,"icon":13},"This enricher reads the ",[615,1689,1545],{}," header from both the request and response. If the header is missing (e.g., for chunked transfer encoding), the corresponding field will be ",[615,1692,1693],{},"undefined",[744,1695,1697],{"id":1696},"tracecontextenricher",[615,1698,1699],{},"traceContextEnricher()",[608,1701,1702,1703,1706,1707,1546],{},"Extract W3C trace context from the ",[615,1704,1705],{},"traceparent"," and ",[615,1708,1709],{},"tracestate",[608,1711,1712,909,1714,1469,1717,1469,1720],{},[906,1713,908],{},[615,1715,1716],{},"event.traceContext",[615,1718,1719],{},"event.traceId",[615,1721,1722],{},"event.parentSpanId",[669,1724,1727],{"className":671,"code":1725,"filename":1726,"language":674,"meta":675,"style":675},"const enrich = createTraceContextEnricher()\n","trace-context-enricher.ts",[615,1728,1729],{"__ignoreMap":675},[679,1730,1731,1733,1735,1737,1740],{"class":681,"line":682},[679,1732,792],{"class":791},[679,1734,795],{"class":696},[679,1736,798],{"class":689},[679,1738,1739],{"class":801}," createTraceContextEnricher",[679,1741,804],{"class":696},[608,1743,1744],{},[906,1745,936],{},[669,1747,1750],{"className":671,"code":1748,"filename":1749,"language":674,"meta":675,"style":675},"interface TraceContextInfo {\n  traceparent?: string   \u002F\u002F Full traceparent header value\n  tracestate?: string    \u002F\u002F Full tracestate header value\n  traceId?: string       \u002F\u002F 32-char hex trace ID (parsed from traceparent)\n  spanId?: string        \u002F\u002F Span of this request, copied from event.spanId when already set\n  parentSpanId?: string  \u002F\u002F 16-char hex span ID of the caller (parsed from traceparent)\n}\n","trace-context-types.ts",[615,1751,1752,1761,1773,1785,1797,1809,1821],{"__ignoreMap":675},[679,1753,1754,1756,1759],{"class":681,"line":682},[679,1755,947],{"class":791},[679,1757,1758],{"class":950}," TraceContextInfo",[679,1760,690],{"class":689},[679,1762,1763,1766,1768,1770],{"class":681,"line":693},[679,1764,1765],{"class":854},"  traceparent",[679,1767,976],{"class":689},[679,1769,964],{"class":950},[679,1771,1772],{"class":967},"   \u002F\u002F Full traceparent header value\n",[679,1774,1775,1778,1780,1782],{"class":681,"line":703},[679,1776,1777],{"class":854},"  tracestate",[679,1779,976],{"class":689},[679,1781,964],{"class":950},[679,1783,1784],{"class":967},"    \u002F\u002F Full tracestate header value\n",[679,1786,1787,1790,1792,1794],{"class":681,"line":711},[679,1788,1789],{"class":854},"  traceId",[679,1791,976],{"class":689},[679,1793,964],{"class":950},[679,1795,1796],{"class":967},"       \u002F\u002F 32-char hex trace ID (parsed from traceparent)\n",[679,1798,1799,1802,1804,1806],{"class":681,"line":719},[679,1800,1801],{"class":854},"  spanId",[679,1803,976],{"class":689},[679,1805,964],{"class":950},[679,1807,1808],{"class":967},"        \u002F\u002F Span of this request, copied from event.spanId when already set\n",[679,1810,1811,1814,1816,1818],{"class":681,"line":727},[679,1812,1813],{"class":854},"  parentSpanId",[679,1815,976],{"class":689},[679,1817,964],{"class":950},[679,1819,1820],{"class":967},"  \u002F\u002F 16-char hex span ID of the caller (parsed from traceparent)\n",[679,1822,1823],{"class":681,"line":874},[679,1824,1094],{"class":689},[608,1826,1827],{},[906,1828,1099],{},[669,1830,1833],{"className":1102,"code":1831,"filename":1832,"language":1105,"meta":675,"style":675},"{\n  \"traceContext\": {\n    \"traceparent\": \"00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01\",\n    \"traceId\": \"4bf92f3577b34da6a3ce929d0e0e4736\",\n    \"parentSpanId\": \"00f067aa0ba902b7\"\n  },\n  \"traceId\": \"4bf92f3577b34da6a3ce929d0e0e4736\",\n  \"parentSpanId\": \"00f067aa0ba902b7\"\n}\n","Example wide event: traceContext",[615,1834,1835,1839,1852,1871,1891,1910,1915,1933,1949],{"__ignoreMap":675},[679,1836,1837],{"class":681,"line":682},[679,1838,1112],{"class":689},[679,1840,1841,1843,1846,1848,1850],{"class":681,"line":693},[679,1842,1117],{"class":689},[679,1844,1845],{"class":791},"traceContext",[679,1847,1123],{"class":689},[679,1849,961],{"class":689},[679,1851,690],{"class":689},[679,1853,1854,1856,1858,1860,1862,1864,1867,1869],{"class":681,"line":703},[679,1855,1132],{"class":689},[679,1857,1705],{"class":950},[679,1859,1123],{"class":689},[679,1861,961],{"class":689},[679,1863,1142],{"class":689},[679,1865,1866],{"class":739},"00-4bf92f3577b34da6a3ce929d0e0e4736-00f067aa0ba902b7-01",[679,1868,1123],{"class":689},[679,1870,700],{"class":689},[679,1872,1873,1875,1878,1880,1882,1884,1887,1889],{"class":681,"line":711},[679,1874,1132],{"class":689},[679,1876,1877],{"class":950},"traceId",[679,1879,1123],{"class":689},[679,1881,961],{"class":689},[679,1883,1142],{"class":689},[679,1885,1886],{"class":739},"4bf92f3577b34da6a3ce929d0e0e4736",[679,1888,1123],{"class":689},[679,1890,700],{"class":689},[679,1892,1893,1895,1898,1900,1902,1904,1907],{"class":681,"line":719},[679,1894,1132],{"class":689},[679,1896,1897],{"class":950},"parentSpanId",[679,1899,1123],{"class":689},[679,1901,961],{"class":689},[679,1903,1142],{"class":689},[679,1905,1906],{"class":739},"00f067aa0ba902b7",[679,1908,1909],{"class":689},"\"\n",[679,1911,1912],{"class":681,"line":727},[679,1913,1914],{"class":689},"  },\n",[679,1916,1917,1919,1921,1923,1925,1927,1929,1931],{"class":681,"line":874},[679,1918,1117],{"class":689},[679,1920,1877],{"class":791},[679,1922,1123],{"class":689},[679,1924,961],{"class":689},[679,1926,1142],{"class":689},[679,1928,1886],{"class":739},[679,1930,1123],{"class":689},[679,1932,700],{"class":689},[679,1934,1935,1937,1939,1941,1943,1945,1947],{"class":681,"line":1285},[679,1936,1117],{"class":689},[679,1938,1897],{"class":791},[679,1940,1123],{"class":689},[679,1942,961],{"class":689},[679,1944,1142],{"class":689},[679,1946,1906],{"class":739},[679,1948,1909],{"class":689},[679,1950,1952],{"class":681,"line":1951},9,[679,1953,1094],{"class":689},[608,1955,1956,1706,1958,1960],{},[615,1957,1877],{},[615,1959,1897],{}," are also set at the top level of the event for querying and correlation.",[608,1962,1963,1964,1966,1967,1969,1970,1973,1974,1976,1977,1980],{},"The span id in an incoming ",[615,1965,1705],{}," belongs to the service that made the call, not to the request being handled, so the enricher records it as ",[615,1968,1897],{}," and leaves ",[615,1971,1972],{},"event.spanId"," alone. Set ",[615,1975,1972],{}," from your tracer's active span (",[615,1978,1979],{},"trace.getActiveSpan()?.spanContext().spanId"," with OpenTelemetry) to link the event to the server span.",[1499,1982,1983,1984,1989,1990,627],{"color":1501,"icon":13},"The traceparent format follows the ",[624,1985,1988],{"href":1986,"rel":1987},"https:\u002F\u002Fwww.w3.org\u002FTR\u002Ftrace-context\u002F",[662],"W3C Trace Context"," specification: ",[615,1991,1992],{},"{version}-{traceId}-{spanId}-{flags}",[744,1994,1996],{"id":1995},"wire-all-four-at-once","Wire all four at once",[608,1998,1999],{},"Use all built-in enrichers together. The list of enrichers is identical across frameworks. Only the wiring changes.",[2001,2002,2003,2227,2461,2609],"code-group",{},[669,2004,2007],{"className":671,"code":2005,"filename":2006,"language":674,"meta":675,"style":675},"\u002F\u002F server\u002Fplugins\u002Fevlog-enrich.ts\nimport {\n  createUserAgentEnricher,\n  createGeoEnricher,\n  createRequestSizeEnricher,\n  createTraceContextEnricher,\n} from 'evlog\u002Fenrichers'\n\nexport default defineNitroPlugin((nitroApp) => {\n  const enrichers = [\n    createUserAgentEnricher(),\n    createGeoEnricher(),\n    createRequestSizeEnricher(),\n    createTraceContextEnricher(),\n  ]\n\n  nitroApp.hooks.hook('evlog:enrich', (ctx) => {\n    for (const enricher of enrichers) enricher(ctx)\n  })\n})\n","Nuxt \u002F Nitro",[615,2008,2009,2014,2020,2026,2032,2038,2044,2056,2060,2080,2095,2106,2116,2126,2136,2142,2147,2182,2212,2220],{"__ignoreMap":675},[679,2010,2011],{"class":681,"line":682},[679,2012,2013],{"class":967},"\u002F\u002F server\u002Fplugins\u002Fevlog-enrich.ts\n",[679,2015,2016,2018],{"class":681,"line":693},[679,2017,686],{"class":685},[679,2019,690],{"class":689},[679,2021,2022,2024],{"class":681,"line":703},[679,2023,697],{"class":696},[679,2025,700],{"class":689},[679,2027,2028,2030],{"class":681,"line":711},[679,2029,706],{"class":696},[679,2031,700],{"class":689},[679,2033,2034,2036],{"class":681,"line":719},[679,2035,714],{"class":696},[679,2037,700],{"class":689},[679,2039,2040,2042],{"class":681,"line":727},[679,2041,722],{"class":696},[679,2043,700],{"class":689},[679,2045,2046,2048,2050,2052,2054],{"class":681,"line":874},[679,2047,730],{"class":689},[679,2049,733],{"class":685},[679,2051,736],{"class":689},[679,2053,617],{"class":739},[679,2055,742],{"class":689},[679,2057,2058],{"class":681,"line":1285},[679,2059,786],{"emptyLinePlaceholder":785},[679,2061,2062,2064,2066,2068,2070,2072,2074,2076,2078],{"class":681,"line":1951},[679,2063,813],{"class":685},[679,2065,816],{"class":685},[679,2067,819],{"class":801},[679,2069,822],{"class":696},[679,2071,822],{"class":689},[679,2073,828],{"class":827},[679,2075,831],{"class":689},[679,2077,834],{"class":791},[679,2079,690],{"class":689},[679,2081,2083,2086,2089,2092],{"class":681,"line":2082},10,[679,2084,2085],{"class":791},"  const",[679,2087,2088],{"class":696}," enrichers",[679,2090,2091],{"class":689}," =",[679,2093,2094],{"class":854}," [\n",[679,2096,2098,2101,2104],{"class":681,"line":2097},11,[679,2099,2100],{"class":801},"    createUserAgentEnricher",[679,2102,2103],{"class":854},"()",[679,2105,700],{"class":689},[679,2107,2109,2112,2114],{"class":681,"line":2108},12,[679,2110,2111],{"class":801},"    createGeoEnricher",[679,2113,2103],{"class":854},[679,2115,700],{"class":689},[679,2117,2119,2122,2124],{"class":681,"line":2118},13,[679,2120,2121],{"class":801},"    createRequestSizeEnricher",[679,2123,2103],{"class":854},[679,2125,700],{"class":689},[679,2127,2129,2132,2134],{"class":681,"line":2128},14,[679,2130,2131],{"class":801},"    createTraceContextEnricher",[679,2133,2103],{"class":854},[679,2135,700],{"class":689},[679,2137,2139],{"class":681,"line":2138},15,[679,2140,2141],{"class":854},"  ]\n",[679,2143,2145],{"class":681,"line":2144},16,[679,2146,786],{"emptyLinePlaceholder":785},[679,2148,2150,2152,2154,2156,2158,2160,2162,2164,2166,2168,2170,2173,2176,2178,2180],{"class":681,"line":2149},17,[679,2151,841],{"class":696},[679,2153,627],{"class":689},[679,2155,846],{"class":696},[679,2157,627],{"class":689},[679,2159,851],{"class":801},[679,2161,822],{"class":854},[679,2163,857],{"class":689},[679,2165,860],{"class":739},[679,2167,857],{"class":689},[679,2169,865],{"class":689},[679,2171,2172],{"class":689}," (",[679,2174,2175],{"class":827},"ctx",[679,2177,831],{"class":689},[679,2179,834],{"class":791},[679,2181,690],{"class":689},[679,2183,2185,2188,2190,2192,2195,2198,2200,2203,2206,2208,2210],{"class":681,"line":2184},18,[679,2186,2187],{"class":685},"    for",[679,2189,2172],{"class":854},[679,2191,792],{"class":791},[679,2193,2194],{"class":696}," enricher",[679,2196,2197],{"class":689}," of",[679,2199,2088],{"class":696},[679,2201,2202],{"class":854},") ",[679,2204,2205],{"class":801},"enricher",[679,2207,822],{"class":854},[679,2209,2175],{"class":696},[679,2211,871],{"class":854},[679,2213,2215,2218],{"class":681,"line":2214},19,[679,2216,2217],{"class":689},"  }",[679,2219,871],{"class":854},[679,2221,2223,2225],{"class":681,"line":2222},20,[679,2224,730],{"class":689},[679,2226,871],{"class":696},[669,2228,2230],{"className":671,"code":2229,"filename":245,"language":674,"meta":675,"style":675},"\u002F\u002F lib\u002Fevlog.ts\nimport { createEvlog } from 'evlog\u002Fnext'\nimport {\n  createUserAgentEnricher,\n  createGeoEnricher,\n  createRequestSizeEnricher,\n  createTraceContextEnricher,\n} from 'evlog\u002Fenrichers'\n\nconst enrichers = [\n  createUserAgentEnricher(),\n  createGeoEnricher(),\n  createRequestSizeEnricher(),\n  createTraceContextEnricher(),\n]\n\nexport const { withEvlog, useLogger, log, createError } = createEvlog({\n  service: 'my-app',\n  enrich: (ctx) => {\n    for (const enricher of enrichers) enricher(ctx)\n  },\n})\n",[615,2231,2232,2237,2257,2263,2269,2275,2281,2287,2299,2303,2314,2322,2330,2338,2346,2351,2355,2392,2408,2425,2449,2454],{"__ignoreMap":675},[679,2233,2234],{"class":681,"line":682},[679,2235,2236],{"class":967},"\u002F\u002F lib\u002Fevlog.ts\n",[679,2238,2239,2241,2243,2246,2248,2250,2252,2255],{"class":681,"line":693},[679,2240,686],{"class":685},[679,2242,766],{"class":689},[679,2244,2245],{"class":696}," 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const",[679,2363,766],{"class":689},[679,2365,2366],{"class":696}," withEvlog",[679,2368,865],{"class":689},[679,2370,2371],{"class":696}," useLogger",[679,2373,865],{"class":689},[679,2375,2376],{"class":696}," log",[679,2378,865],{"class":689},[679,2380,2381],{"class":696}," createError ",[679,2383,730],{"class":689},[679,2385,2091],{"class":689},[679,2387,2245],{"class":801},[679,2389,822],{"class":696},[679,2391,1112],{"class":689},[679,2393,2394,2397,2399,2401,2404,2406],{"class":681,"line":2184},[679,2395,2396],{"class":854},"  service",[679,2398,961],{"class":689},[679,2400,736],{"class":689},[679,2402,2403],{"class":739},"my-app",[679,2405,857],{"class":689},[679,2407,700],{"class":689},[679,2409,2410,2413,2415,2417,2419,2421,2423],{"class":681,"line":2214},[679,2411,2412],{"class":801},"  enrich",[679,2414,961],{"class":689},[679,2416,2172],{"class":689},[679,2418,2175],{"class":827},[679,2420,831],{"class":689},[679,2422,834],{"class":791},[679,2424,690],{"class":689},[679,2426,2427,2429,2431,2433,2435,2437,2439,2441,2443,2445,2447],{"class":681,"line":2222},[679,2428,2187],{"class":685},[679,2430,2172],{"class":854},[679,2432,792],{"class":791},[679,2434,2194],{"class":696},[679,2436,2197],{"class":689},[679,2438,2088],{"class":696},[679,2440,2202],{"class":854},[679,2442,2205],{"class":801},[679,2444,822],{"class":854},[679,2446,2175],{"class":696},[679,2448,871],{"class":854},[679,2450,2452],{"class":681,"line":2451},21,[679,2453,1914],{"class":689},[679,2455,2457,2459],{"class":681,"line":2456},22,[679,2458,730],{"class":689},[679,2460,871],{"class":696},[669,2462,2465],{"className":671,"code":2463,"filename":2464,"language":674,"meta":675,"style":675},"import {\n  createUserAgentEnricher,\n  createGeoEnricher,\n  createRequestSizeEnricher,\n  createTraceContextEnricher,\n} from 'evlog\u002Fenrichers'\n\nconst enrichers = [\n  createUserAgentEnricher(),\n  createGeoEnricher(),\n  createRequestSizeEnricher(),\n  createTraceContextEnricher(),\n]\n\napp.use(evlog({ enrichers })) \u002F\u002F Hono \u002F Express \u002F Elysia\n\u002F\u002F await app.register(evlog, { enrichers }) \u002F\u002F Fastify\n\u002F\u002F EvlogModule.forRoot({ enrichers }) \u002F\u002F NestJS\n","Hono \u002F Express \u002F Fastify \u002F Elysia \u002F NestJS",[615,2466,2467,2473,2479,2485,2491,2497,2509,2513,2523,2531,2539,2547,2555,2559,2563,2593,2601],{"__ignoreMap":675},[679,2468,2469,2471],{"class":681,"line":682},[679,2470,686],{"class":685},[679,2472,690],{"class":689},[679,2474,2475,2477],{"class":681,"line":693},[679,2476,697],{"class":696},[679,2478,700],{"class":689},[679,2480,2481,2483],{"class":681,"line":703},[679,2482,706],{"class":696},[679,2484,700],{"class":689},[679,2486,2487,2489],{"class":681,"line":711},[679,2488,714],{"class":696},[679,2490,700],{"class":689},[679,2492,2493,2495],{"class":681,"line":719},[679,2494,722],{"class":696},[679,2496,700],{"class":689},[679,2498,2499,2501,2503,2505,2507],{"class":681,"line":727},[679,2500,730],{"class":689},[679,2502,733],{"class":685},[679,2504,736],{"class":689},[679,2506,617],{"class":739},[679,2508,742],{"class":689},[679,2510,2511],{"class":681,"line":874},[679,2512,786],{"emptyLinePlaceholder":785},[679,2514,2515,2517,2519,2521],{"class":681,"line":1285},[679,2516,792],{"class":791},[679,2518,2309],{"class":696},[679,2520,798],{"class":689},[679,2522,2094],{"class":696},[679,2524,2525,2527,2529],{"class":681,"line":1951},[679,2526,697],{"class":801},[679,2528,2103],{"class":696},[679,2530,700],{"class":689},[679,2532,2533,2535,2537],{"class":681,"line":2082},[679,2534,706],{"class":801},[679,2536,2103],{"class":696},[679,2538,700],{"class":689},[679,2540,2541,2543,2545],{"class":681,"line":2097},[679,2542,714],{"class":801},[679,2544,2103],{"class":696},[679,2546,700],{"class":689},[679,2548,2549,2551,2553],{"class":681,"line":2108},[679,2550,722],{"class":801},[679,2552,2103],{"class":696},[679,2554,700],{"class":689},[679,2556,2557],{"class":681,"line":2118},[679,2558,2350],{"class":696},[679,2560,2561],{"class":681,"line":2128},[679,2562,786],{"emptyLinePlaceholder":785},[679,2564,2565,2568,2570,2573,2575,2578,2580,2583,2585,2587,2590],{"class":681,"line":2138},[679,2566,2567],{"class":696},"app",[679,2569,627],{"class":689},[679,2571,2572],{"class":801},"use",[679,2574,822],{"class":696},[679,2576,2577],{"class":801},"evlog",[679,2579,822],{"class":696},[679,2581,2582],{"class":689},"{",[679,2584,2309],{"class":696},[679,2586,730],{"class":689},[679,2588,2589],{"class":696},")) ",[679,2591,2592],{"class":967},"\u002F\u002F Hono \u002F Express \u002F Elysia\n",[679,2594,2595,2598],{"class":681,"line":2144},[679,2596,2597],{"class":967},"\u002F\u002F await app.register(evlog, { enrichers })",[679,2599,2600],{"class":967}," \u002F\u002F Fastify\n",[679,2602,2603,2606],{"class":681,"line":2149},[679,2604,2605],{"class":967},"\u002F\u002F EvlogModule.forRoot({ enrichers })",[679,2607,2608],{"class":967}," \u002F\u002F NestJS\n",[669,2610,2612],{"className":671,"code":2611,"filename":300,"language":674,"meta":675,"style":675},"\u002F\u002F index.ts\nimport { initLogger } from 'evlog'\nimport {\n  createUserAgentEnricher,\n  createGeoEnricher,\n  createRequestSizeEnricher,\n  createTraceContextEnricher,\n} from 'evlog\u002Fenrichers'\n\ninitLogger({\n  enrichers: [\n    createUserAgentEnricher(),\n    createGeoEnricher(),\n    createRequestSizeEnricher(),\n    createTraceContextEnricher(),\n  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