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If you're using TanStack Router in SPA mode, see ",[586,608,327],{"href":328}," instead.",[611,612,615,618,640],"prompt",{":actions":613,"description":614,"icon":263},"[\"copy\",\"cursor\",\"claude\"]","Set up evlog in my TanStack Start app",[582,616,617],{},"Set up evlog in my TanStack Start app.",[619,620,621,625,628,631,634,637],"ul",{},[622,623,624],"li",{},"Install evlog: pnpm add evlog",[622,626,627],{},"Create nitro.config.ts with evlog\u002Fnitro\u002Fv3 module and experimental.asyncContext enabled",[622,629,630],{},"Configure env.service with your app name",[622,632,633],{},"Add evlogErrorHandler middleware to the root route for structured error responses",[622,635,636],{},"Access the logger via useRequest().context.log in route handlers",[622,638,639],{},"Use log.set() to accumulate context, throw createError() for structured errors",[582,641,642,643,648,649],{},"Docs: ",[586,644,645],{"href":645,"rel":646},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Ftanstack-start",[647],"nofollow","\nAdapters: ",[586,650,651],{"href":651,"rel":652},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Foverview",[647],[654,655,25],"h2",{"id":656},"quick-start",[582,658,659,660,663],{},"Starting from a TanStack Start project created with ",[591,661,662],{},"npm create @tanstack\u002Fstart@latest",":",[665,666,668],"h3",{"id":667},"_1-install","1. Install",[670,671,672,697,711,725],"code-group",{},[673,674,680],"pre",{"className":675,"code":676,"filename":677,"language":678,"meta":679,"style":679},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog\n","pnpm","bash","",[591,681,682],{"__ignoreMap":679},[683,684,687,690,694],"span",{"class":685,"line":686},"line",1,[683,688,677],{"class":689},"sBMFI",[683,691,693],{"class":692},"sfazB"," add",[683,695,696],{"class":692}," evlog\n",[673,698,701],{"className":675,"code":699,"filename":700,"language":678,"meta":679,"style":679},"bun add evlog\n","bun",[591,702,703],{"__ignoreMap":679},[683,704,705,707,709],{"class":685,"line":686},[683,706,700],{"class":689},[683,708,693],{"class":692},[683,710,696],{"class":692},[673,712,715],{"className":675,"code":713,"filename":714,"language":678,"meta":679,"style":679},"yarn add evlog\n","yarn",[591,716,717],{"__ignoreMap":679},[683,718,719,721,723],{"class":685,"line":686},[683,720,714],{"class":689},[683,722,693],{"class":692},[683,724,696],{"class":692},[673,726,729],{"className":675,"code":727,"filename":728,"language":678,"meta":679,"style":679},"npm install evlog\n","npm",[591,730,731],{"__ignoreMap":679},[683,732,733,735,738],{"class":685,"line":686},[683,734,728],{"class":689},[683,736,737],{"class":692}," install",[683,739,696],{"class":692},[665,741,743,744],{"id":742},"_2-add-nitroconfigts","2. Add ",[591,745,746],{},"nitro.config.ts",[582,748,749,750,752,753,756,757,760],{},"Create a ",[591,751,746],{}," at the project root to register the evlog module. Your ",[591,754,755],{},"vite.config.ts"," already has the ",[591,758,759],{},"nitro()"," plugin from the CLI, so no changes are needed there.",[673,762,766],{"className":763,"code":764,"filename":746,"language":765,"meta":679,"style":679},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { defineConfig } from 'nitro'\nimport evlog from 'evlog\u002Fnitro\u002Fv3'\n\nexport default defineConfig({\n  experimental: {\n    asyncContext: true,\n  },\n  modules: [\n    evlog({\n      env: { service: 'my-app' },\n    }),\n  ],\n})\n","typescript",[591,767,768,797,814,821,839,851,866,872,883,893,919,930,938],{"__ignoreMap":679},[683,769,770,774,778,782,785,788,791,794],{"class":685,"line":686},[683,771,773],{"class":772},"s7zQu","import",[683,775,777],{"class":776},"sMK4o"," {",[683,779,781],{"class":780},"sTEyZ"," defineConfig",[683,783,784],{"class":776}," }",[683,786,787],{"class":772}," from",[683,789,790],{"class":776}," '",[683,792,793],{"class":692},"nitro",[683,795,796],{"class":776},"'\n",[683,798,800,802,805,808,810,812],{"class":685,"line":799},2,[683,801,773],{"class":772},[683,803,804],{"class":780}," evlog ",[683,806,807],{"class":772},"from",[683,809,790],{"class":776},[683,811,593],{"class":692},[683,813,796],{"class":776},[683,815,817],{"class":685,"line":816},3,[683,818,820],{"emptyLinePlaceholder":819},true,"\n",[683,822,824,827,830,833,836],{"class":685,"line":823},4,[683,825,826],{"class":772},"export",[683,828,829],{"class":772}," default",[683,831,781],{"class":832},"s2Zo4",[683,834,835],{"class":780},"(",[683,837,838],{"class":776},"{\n",[683,840,842,846,848],{"class":685,"line":841},5,[683,843,845],{"class":844},"swJcz","  experimental",[683,847,663],{"class":776},[683,849,850],{"class":776}," {\n",[683,852,854,857,859,863],{"class":685,"line":853},6,[683,855,856],{"class":844},"    asyncContext",[683,858,663],{"class":776},[683,860,862],{"class":861},"sfNiH"," true",[683,864,865],{"class":776},",\n",[683,867,869],{"class":685,"line":868},7,[683,870,871],{"class":776},"  },\n",[683,873,875,878,880],{"class":685,"line":874},8,[683,876,877],{"class":844},"  modules",[683,879,663],{"class":776},[683,881,882],{"class":780}," [\n",[683,884,886,889,891],{"class":685,"line":885},9,[683,887,888],{"class":832},"    evlog",[683,890,835],{"class":780},[683,892,838],{"class":776},[683,894,896,899,901,903,906,908,910,913,916],{"class":685,"line":895},10,[683,897,898],{"class":844},"      env",[683,900,663],{"class":776},[683,902,777],{"class":776},[683,904,905],{"class":844}," service",[683,907,663],{"class":776},[683,909,790],{"class":776},[683,911,912],{"class":692},"my-app",[683,914,915],{"class":776},"'",[683,917,918],{"class":776}," },\n",[683,920,922,925,928],{"class":685,"line":921},11,[683,923,924],{"class":776},"    }",[683,926,927],{"class":780},")",[683,929,865],{"class":776},[683,931,933,936],{"class":685,"line":932},12,[683,934,935],{"class":780},"  ]",[683,937,865],{"class":776},[683,939,941,944],{"class":685,"line":940},13,[683,942,943],{"class":776},"}",[683,945,946],{"class":780},")\n",[582,948,949,950,953,954,957],{},"Enabling ",[591,951,952],{},"asyncContext"," lets you access the request-scoped logger from anywhere in the call stack via ",[591,955,956],{},"useRequest()",".",[665,959,961],{"id":960},"_3-error-handling-middleware","3. Error handling middleware",[582,963,964,965,968,969,972,973,976,977,980,981,984],{},"TanStack Start has its own error handling layer that runs before Nitro's. To ensure ",[591,966,967],{},"throw createError()"," returns a proper JSON response with ",[591,970,971],{},"why",", ",[591,974,975],{},"fix",", and ",[591,978,979],{},"link",", add the ",[591,982,983],{},"evlogErrorHandler"," middleware to your root route:",[673,986,989],{"className":763,"code":987,"filename":988,"language":765,"meta":679,"style":679},"import { createRootRoute } from '@tanstack\u002Freact-router'\nimport { createMiddleware } from '@tanstack\u002Freact-start'\nimport { evlogErrorHandler } from 'evlog\u002Fnitro\u002Fv3'\n\nexport const Route = createRootRoute({\n  server: {\n    middleware: [createMiddleware().server(evlogErrorHandler)],\n  },\n  \u002F\u002F ... head, shellComponent, etc.\n})\n","src\u002Froutes\u002F__root.tsx",[591,990,991,1011,1031,1050,1054,1074,1083,1109,1113,1119],{"__ignoreMap":679},[683,992,993,995,997,1000,1002,1004,1006,1009],{"class":685,"line":686},[683,994,773],{"class":772},[683,996,777],{"class":776},[683,998,999],{"class":780}," createRootRoute",[683,1001,784],{"class":776},[683,1003,787],{"class":772},[683,1005,790],{"class":776},[683,1007,1008],{"class":692},"@tanstack\u002Freact-router",[683,1010,796],{"class":776},[683,1012,1013,1015,1017,1020,1022,1024,1026,1029],{"class":685,"line":799},[683,1014,773],{"class":772},[683,1016,777],{"class":776},[683,1018,1019],{"class":780}," createMiddleware",[683,1021,784],{"class":776},[683,1023,787],{"class":772},[683,1025,790],{"class":776},[683,1027,1028],{"class":692},"@tanstack\u002Freact-start",[683,1030,796],{"class":776},[683,1032,1033,1035,1037,1040,1042,1044,1046,1048],{"class":685,"line":816},[683,1034,773],{"class":772},[683,1036,777],{"class":776},[683,1038,1039],{"class":780}," evlogErrorHandler",[683,1041,784],{"class":776},[683,1043,787],{"class":772},[683,1045,790],{"class":776},[683,1047,593],{"class":692},[683,1049,796],{"class":776},[683,1051,1052],{"class":685,"line":823},[683,1053,820],{"emptyLinePlaceholder":819},[683,1055,1056,1058,1062,1065,1068,1070,1072],{"class":685,"line":841},[683,1057,826],{"class":772},[683,1059,1061],{"class":1060},"spNyl"," const",[683,1063,1064],{"class":780}," Route ",[683,1066,1067],{"class":776},"=",[683,1069,999],{"class":832},[683,1071,835],{"class":780},[683,1073,838],{"class":776},[683,1075,1076,1079,1081],{"class":685,"line":853},[683,1077,1078],{"class":844},"  server",[683,1080,663],{"class":776},[683,1082,850],{"class":776},[683,1084,1085,1088,1090,1093,1096,1099,1101,1104,1107],{"class":685,"line":868},[683,1086,1087],{"class":844},"    middleware",[683,1089,663],{"class":776},[683,1091,1092],{"class":780}," [",[683,1094,1095],{"class":832},"createMiddleware",[683,1097,1098],{"class":780},"()",[683,1100,957],{"class":776},[683,1102,1103],{"class":832},"server",[683,1105,1106],{"class":780},"(evlogErrorHandler)]",[683,1108,865],{"class":776},[683,1110,1111],{"class":685,"line":874},[683,1112,871],{"class":776},[683,1114,1115],{"class":685,"line":885},[683,1116,1118],{"class":1117},"sHwdD","  \u002F\u002F ... head, shellComponent, etc.\n",[683,1120,1121,1123],{"class":685,"line":895},[683,1122,943],{"class":776},[683,1124,946],{"class":780},[582,1126,1127],{},"That's it. evlog automatically captures every request as a wide event with method, path, status, and duration.",[596,1129,1130,1133,1134,1139,1140,1143,1144,1146],{"color":598,"icon":532},[600,1131,1132],{},"Using Vite?"," TanStack Start is Vite-based. The ",[586,1135,1136],{"href":530},[591,1137,1138],{},"evlog\u002Fvite"," plugin strips ",[591,1141,1142],{},"log.debug()"," from production builds and injects source locations, add it to your ",[591,1145,755],{}," alongside the TanStack Start plugin.",[654,1148,51],{"id":1149},"wide-events",[582,1151,1152,1153,1156,1157,1159,1160,1163],{},"With ",[591,1154,1155],{},"experimental.asyncContext: true",", use ",[591,1158,956],{}," from ",[591,1161,1162],{},"nitro\u002Fcontext"," to access the request-scoped logger and build up context progressively:",[673,1165,1168],{"className":763,"code":1166,"filename":1167,"language":765,"meta":679,"style":679},"import { createFileRoute } from '@tanstack\u002Freact-router'\nimport { useRequest } from 'nitro\u002Fcontext'\nimport type { RequestLogger } from 'evlog'\n\nexport const Route = createFileRoute('\u002Fapi\u002Fhello')({\n  server: {\n    handlers: {\n      GET: async () => {\n        const req = useRequest()\n        const log = req.context.log as RequestLogger\n\n        log.set({ user: { id: 'user_123', plan: 'pro' } })\n        log.set({ action: 'fetch_profile' })\n        log.set({ cache: { hit: true, ttl: 3600 } })\n\n        return Response.json({ ok: true })\n      },\n    },\n  },\n})\n","src\u002Froutes\u002Fapi\u002Fhello.ts",[591,1169,1170,1189,1208,1231,1235,1261,1269,1278,1296,1312,1339,1343,1398,1426,1470,1475,1504,1510,1516,1521],{"__ignoreMap":679},[683,1171,1172,1174,1176,1179,1181,1183,1185,1187],{"class":685,"line":686},[683,1173,773],{"class":772},[683,1175,777],{"class":776},[683,1177,1178],{"class":780}," createFileRoute",[683,1180,784],{"class":776},[683,1182,787],{"class":772},[683,1184,790],{"class":776},[683,1186,1008],{"class":692},[683,1188,796],{"class":776},[683,1190,1191,1193,1195,1198,1200,1202,1204,1206],{"class":685,"line":799},[683,1192,773],{"class":772},[683,1194,777],{"class":776},[683,1196,1197],{"class":780}," useRequest",[683,1199,784],{"class":776},[683,1201,787],{"class":772},[683,1203,790],{"class":776},[683,1205,1162],{"class":692},[683,1207,796],{"class":776},[683,1209,1210,1212,1215,1217,1220,1222,1224,1226,1229],{"class":685,"line":816},[683,1211,773],{"class":772},[683,1213,1214],{"class":772}," type",[683,1216,777],{"class":776},[683,1218,1219],{"class":780}," RequestLogger",[683,1221,784],{"class":776},[683,1223,787],{"class":772},[683,1225,790],{"class":776},[683,1227,1228],{"class":692},"evlog",[683,1230,796],{"class":776},[683,1232,1233],{"class":685,"line":823},[683,1234,820],{"emptyLinePlaceholder":819},[683,1236,1237,1239,1241,1243,1245,1247,1249,1251,1254,1256,1259],{"class":685,"line":841},[683,1238,826],{"class":772},[683,1240,1061],{"class":1060},[683,1242,1064],{"class":780},[683,1244,1067],{"class":776},[683,1246,1178],{"class":832},[683,1248,835],{"class":780},[683,1250,915],{"class":776},[683,1252,1253],{"class":692},"\u002Fapi\u002Fhello",[683,1255,915],{"class":776},[683,1257,1258],{"class":780},")(",[683,1260,838],{"class":776},[683,1262,1263,1265,1267],{"class":685,"line":853},[683,1264,1078],{"class":844},[683,1266,663],{"class":776},[683,1268,850],{"class":776},[683,1270,1271,1274,1276],{"class":685,"line":868},[683,1272,1273],{"class":844},"    handlers",[683,1275,663],{"class":776},[683,1277,850],{"class":776},[683,1279,1280,1283,1285,1288,1291,1294],{"class":685,"line":874},[683,1281,1282],{"class":832},"      GET",[683,1284,663],{"class":776},[683,1286,1287],{"class":1060}," async",[683,1289,1290],{"class":776}," ()",[683,1292,1293],{"class":1060}," =>",[683,1295,850],{"class":776},[683,1297,1298,1301,1304,1307,1309],{"class":685,"line":885},[683,1299,1300],{"class":1060},"        const",[683,1302,1303],{"class":780}," req",[683,1305,1306],{"class":776}," =",[683,1308,1197],{"class":832},[683,1310,1311],{"class":844},"()\n",[683,1313,1314,1316,1319,1321,1323,1325,1328,1330,1333,1336],{"class":685,"line":895},[683,1315,1300],{"class":1060},[683,1317,1318],{"class":780}," log",[683,1320,1306],{"class":776},[683,1322,1303],{"class":780},[683,1324,957],{"class":776},[683,1326,1327],{"class":780},"context",[683,1329,957],{"class":776},[683,1331,1332],{"class":780},"log",[683,1334,1335],{"class":772}," as",[683,1337,1338],{"class":689}," RequestLogger\n",[683,1340,1341],{"class":685,"line":921},[683,1342,820],{"emptyLinePlaceholder":819},[683,1344,1345,1348,1350,1353,1355,1358,1361,1363,1365,1368,1370,1372,1375,1377,1380,1383,1385,1387,1390,1392,1394,1396],{"class":685,"line":932},[683,1346,1347],{"class":780},"        log",[683,1349,957],{"class":776},[683,1351,1352],{"class":832},"set",[683,1354,835],{"class":844},[683,1356,1357],{"class":776},"{",[683,1359,1360],{"class":844}," user",[683,1362,663],{"class":776},[683,1364,777],{"class":776},[683,1366,1367],{"class":844}," id",[683,1369,663],{"class":776},[683,1371,790],{"class":776},[683,1373,1374],{"class":692},"user_123",[683,1376,915],{"class":776},[683,1378,1379],{"class":776},",",[683,1381,1382],{"class":844}," 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cache",[683,1443,663],{"class":776},[683,1445,777],{"class":776},[683,1447,1448],{"class":844}," hit",[683,1450,663],{"class":776},[683,1452,862],{"class":861},[683,1454,1379],{"class":776},[683,1456,1457],{"class":844}," ttl",[683,1459,663],{"class":776},[683,1461,1463],{"class":1462},"sbssI"," 3600",[683,1465,784],{"class":776},[683,1467,784],{"class":776},[683,1469,946],{"class":844},[683,1471,1473],{"class":685,"line":1472},15,[683,1474,820],{"emptyLinePlaceholder":819},[683,1476,1478,1481,1484,1486,1489,1491,1493,1496,1498,1500,1502],{"class":685,"line":1477},16,[683,1479,1480],{"class":772},"        return",[683,1482,1483],{"class":780}," Response",[683,1485,957],{"class":776},[683,1487,1488],{"class":832},"json",[683,1490,835],{"class":844},[683,1492,1357],{"class":776},[683,1494,1495],{"class":844}," ok",[683,1497,663],{"class":776},[683,1499,862],{"class":861},[683,1501,784],{"class":776},[683,1503,946],{"class":844},[683,1505,1507],{"class":685,"line":1506},17,[683,1508,1509],{"class":776},"      },\n",[683,1511,1513],{"class":685,"line":1512},18,[683,1514,1515],{"class":776},"    },\n",[683,1517,1519],{"class":685,"line":1518},19,[683,1520,871],{"class":776},[683,1522,1524,1526],{"class":685,"line":1523},20,[683,1525,943],{"class":776},[683,1527,946],{"class":780},[582,1529,1530],{},"All fields are merged into a single wide event emitted when the request completes:",[673,1532,1535],{"className":675,"code":1533,"filename":1534,"language":678,"meta":679,"style":679},"14:58:15 INFO [my-app] GET \u002Fapi\u002Fhello 200 in 52ms\n  ├─ cache: hit=true ttl=3600\n  ├─ action: fetch_profile\n  ├─ user: id=user_123 plan=pro\n  └─ requestId: 4a8ff3a8-...\n","Terminal output",[591,1536,1537,1548,1568,1578,1591],{"__ignoreMap":679},[683,1538,1539,1542,1545],{"class":685,"line":686},[683,1540,1541],{"class":689},"14:58:15",[683,1543,1544],{"class":692}," INFO",[683,1546,1547],{"class":780}," [my-app] GET \u002Fapi\u002Fhello 200 in 52ms\n",[683,1549,1550,1553,1556,1559,1562,1565],{"class":685,"line":799},[683,1551,1552],{"class":689},"  ├─",[683,1554,1555],{"class":692}," cache:",[683,1557,1558],{"class":692}," hit=",[683,1560,1561],{"class":776},"true",[683,1563,1564],{"class":692}," ttl=",[683,1566,1567],{"class":1462},"3600\n",[683,1569,1570,1572,1575],{"class":685,"line":816},[683,1571,1552],{"class":689},[683,1573,1574],{"class":692}," action:",[683,1576,1577],{"class":692}," fetch_profile\n",[683,1579,1580,1582,1585,1588],{"class":685,"line":823},[683,1581,1552],{"class":689},[683,1583,1584],{"class":692}," user:",[683,1586,1587],{"class":692}," id=user_123",[683,1589,1590],{"class":692}," plan=pro\n",[683,1592,1593,1596,1599],{"class":685,"line":841},[683,1594,1595],{"class":689},"  └─",[683,1597,1598],{"class":692}," requestId:",[683,1600,1601],{"class":692}," 4a8ff3a8-...\n",[596,1603,1604,1606,1607,1610],{"color":598,"icon":13},[591,1605,956],{}," is an experimental Nitro v3 feature powered by ",[591,1608,1609],{},"AsyncLocalStorage",". It works on Node.js and Bun runtimes.",[654,1612,1614],{"id":1613},"background-work","Background work",[582,1616,1617,1620,1621,1623,1624,1626,1627,1630,1631,1633,1634,1636,1637,1641],{},[591,1618,1619],{},"log.fork()"," is not available in this integration. The ",[591,1622,593],{}," module attaches the logger to the request event and registers no ",[591,1625,1609],{}," storage of its own, so there is no scope for a child wide event to run in, even with ",[591,1628,1629],{},"experimental.asyncContext"," enabled (that powers Nitro's ",[591,1632,956],{},", not ",[591,1635,1619],{},"). Await background work inside the handler instead; mutating the logger after the wide event has emitted triggers a post-emit warning. See ",[586,1638,1640],{"href":1639},"\u002Flearn\u002Fwide-events#after-emit-sealing-and-background-work","After emit"," in Wide events.",[654,1643,1645],{"id":1644},"error-handling","Error Handling",[582,1647,1648,1649,1652,1653,972,1655,976,1657,1659],{},"Use ",[591,1650,1651],{},"createError"," for structured errors with ",[591,1654,971],{},[591,1656,975],{},[591,1658,979],{}," fields:",[1661,1662,1663],"code-collapse",{},[673,1664,1667],{"className":763,"code":1665,"filename":1666,"language":765,"meta":679,"style":679},"import { createFileRoute } from '@tanstack\u002Freact-router'\nimport { useRequest } from 'nitro\u002Fcontext'\nimport { createError } from 'evlog'\nimport type { RequestLogger } from 'evlog'\n\nexport const Route = createFileRoute('\u002Fapi\u002Fcheckout')({\n  server: {\n    handlers: {\n      POST: async ({ request }) => {\n        const req = useRequest()\n        const log = req.context.log as RequestLogger\n        const body = await request.json()\n\n        log.set({ user: { id: body.userId, plan: body.plan } })\n        log.set({ cart: { items: body.items, total: body.total } })\n\n        const result = await chargeCard(body)\n\n        if (!result.success) {\n          throw createError({\n            message: 'Payment failed',\n            status: 402,\n            why: 'Card declined by issuer',\n            fix: 'Try a different payment method',\n            link: 'https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined',\n          })\n        }\n\n        return Response.json({ success: true, orderId: result.orderId })\n      },\n    },\n  },\n})\n","src\u002Froutes\u002Fapi\u002Fcheckout.ts",[591,1668,1669,1687,1705,1724,1744,1748,1773,1781,1789,1812,1824,1846,1866,1870,1918,1969,1973,1994,1998,2022,2033,2050,2063,2080,2097,2114,2122,2128,2133,2173,2178,2183,2188],{"__ignoreMap":679},[683,1670,1671,1673,1675,1677,1679,1681,1683,1685],{"class":685,"line":686},[683,1672,773],{"class":772},[683,1674,777],{"class":776},[683,1676,1178],{"class":780},[683,1678,784],{"class":776},[683,1680,787],{"class":772},[683,1682,790],{"class":776},[683,1684,1008],{"class":692},[683,1686,796],{"class":776},[683,1688,1689,1691,1693,1695,1697,1699,1701,1703],{"class":685,"line":799},[683,1690,773],{"class":772},[683,1692,777],{"class":776},[683,1694,1197],{"class":780},[683,1696,784],{"class":776},[683,1698,787],{"class":772},[683,1700,790],{"class":776},[683,1702,1162],{"class":692},[683,1704,796],{"class":776},[683,1706,1707,1709,1711,1714,1716,1718,1720,1722],{"class":685,"line":816},[683,1708,773],{"class":772},[683,1710,777],{"class":776},[683,1712,1713],{"class":780}," createError",[683,1715,784],{"class":776},[683,1717,787],{"class":772},[683,1719,790],{"class":776},[683,1721,1228],{"class":692},[683,1723,796],{"class":776},[683,1725,1726,1728,1730,1732,1734,1736,1738,1740,1742],{"class":685,"line":823},[683,1727,773],{"class":772},[683,1729,1214],{"class":772},[683,1731,777],{"class":776},[683,1733,1219],{"class":780},[683,1735,784],{"class":776},[683,1737,787],{"class":772},[683,1739,790],{"class":776},[683,1741,1228],{"class":692},[683,1743,796],{"class":776},[683,1745,1746],{"class":685,"line":841},[683,1747,820],{"emptyLinePlaceholder":819},[683,1749,1750,1752,1754,1756,1758,1760,1762,1764,1767,1769,1771],{"class":685,"line":853},[683,1751,826],{"class":772},[683,1753,1061],{"class":1060},[683,1755,1064],{"class":780},[683,1757,1067],{"class":776},[683,1759,1178],{"class":832},[683,1761,835],{"class":780},[683,1763,915],{"class":776},[683,1765,1766],{"class":692},"\u002Fapi\u002Fcheckout",[683,1768,915],{"class":776},[683,1770,1258],{"class":780},[683,1772,838],{"class":776},[683,1774,1775,1777,1779],{"class":685,"line":868},[683,1776,1078],{"class":844},[683,1778,663],{"class":776},[683,1780,850],{"class":776},[683,1782,1783,1785,1787],{"class":685,"line":874},[683,1784,1273],{"class":844},[683,1786,663],{"class":776},[683,1788,850],{"class":776},[683,1790,1791,1794,1796,1798,1801,1805,1808,1810],{"class":685,"line":885},[683,1792,1793],{"class":832},"      POST",[683,1795,663],{"class":776},[683,1797,1287],{"class":1060},[683,1799,1800],{"class":776}," ({",[683,1802,1804],{"class":1803},"sHdIc"," request",[683,1806,1807],{"class":776}," })",[683,1809,1293],{"class":1060},[683,1811,850],{"class":776},[683,1813,1814,1816,1818,1820,1822],{"class":685,"line":895},[683,1815,1300],{"class":1060},[683,1817,1303],{"class":780},[683,1819,1306],{"class":776},[683,1821,1197],{"class":832},[683,1823,1311],{"class":844},[683,1825,1826,1828,1830,1832,1834,1836,1838,1840,1842,1844],{"class":685,"line":921},[683,1827,1300],{"class":1060},[683,1829,1318],{"class":780},[683,1831,1306],{"class":776},[683,1833,1303],{"class":780},[683,1835,957],{"class":776},[683,1837,1327],{"class":780},[683,1839,957],{"class":776},[683,1841,1332],{"class":780},[683,1843,1335],{"class":772},[683,1845,1338],{"class":689},[683,1847,1848,1850,1853,1855,1858,1860,1862,1864],{"class":685,"line":932},[683,1849,1300],{"class":1060},[683,1851,1852],{"class":780}," body",[683,1854,1306],{"class":776},[683,1856,1857],{"class":772}," await",[683,1859,1804],{"class":780},[683,1861,957],{"class":776},[683,1863,1488],{"class":832},[683,1865,1311],{"class":844},[683,1867,1868],{"class":685,"line":940},[683,1869,820],{"emptyLinePlaceholder":819},[683,1871,1872,1874,1876,1878,1880,1882,1884,1886,1888,1890,1892,1894,1896,1899,1901,1903,1905,1907,1909,1912,1914,1916],{"class":685,"line":1428},[683,1873,1347],{"class":780},[683,1875,957],{"class":776},[683,1877,1352],{"class":832},[683,1879,835],{"class":844},[683,1881,1357],{"class":776},[683,1883,1360],{"class":844},[683,1885,663],{"class":776},[683,1887,777],{"class":776},[683,1889,1367],{"class":844},[683,1891,663],{"class":776},[683,1893,1852],{"class":780},[683,1895,957],{"class":776},[683,1897,1898],{"class":780},"userId",[683,1900,1379],{"class":776},[683,1902,1382],{"class":844},[683,1904,663],{"class":776},[683,1906,1852],{"class":780},[683,1908,957],{"class":776},[683,1910,1911],{"class":780},"plan",[683,1913,784],{"class":776},[683,1915,784],{"class":776},[683,1917,946],{"class":844},[683,1919,1920,1922,1924,1926,1928,1930,1933,1935,1937,1940,1942,1944,1946,1949,1951,1954,1956,1958,1960,1963,1965,1967],{"class":685,"line":1472},[683,1921,1347],{"class":780},[683,1923,957],{"class":776},[683,1925,1352],{"class":832},[683,1927,835],{"class":844},[683,1929,1357],{"class":776},[683,1931,1932],{"class":844}," cart",[683,1934,663],{"class":776},[683,1936,777],{"class":776},[683,1938,1939],{"class":844}," items",[683,1941,663],{"class":776},[683,1943,1852],{"class":780},[683,1945,957],{"class":776},[683,1947,1948],{"class":780},"items",[683,1950,1379],{"class":776},[683,1952,1953],{"class":844}," total",[683,1955,663],{"class":776},[683,1957,1852],{"class":780},[683,1959,957],{"class":776},[683,1961,1962],{"class":780},"total",[683,1964,784],{"class":776},[683,1966,784],{"class":776},[683,1968,946],{"class":844},[683,1970,1971],{"class":685,"line":1477},[683,1972,820],{"emptyLinePlaceholder":819},[683,1974,1975,1977,1980,1982,1984,1987,1989,1992],{"class":685,"line":1506},[683,1976,1300],{"class":1060},[683,1978,1979],{"class":780}," result",[683,1981,1306],{"class":776},[683,1983,1857],{"class":772},[683,1985,1986],{"class":832}," chargeCard",[683,1988,835],{"class":844},[683,1990,1991],{"class":780},"body",[683,1993,946],{"class":844},[683,1995,1996],{"class":685,"line":1512},[683,1997,820],{"emptyLinePlaceholder":819},[683,1999,2000,2003,2006,2009,2012,2014,2017,2020],{"class":685,"line":1518},[683,2001,2002],{"class":772},"        if",[683,2004,2005],{"class":844}," (",[683,2007,2008],{"class":776},"!",[683,2010,2011],{"class":780},"result",[683,2013,957],{"class":776},[683,2015,2016],{"class":780},"success",[683,2018,2019],{"class":844},") ",[683,2021,838],{"class":776},[683,2023,2024,2027,2029,2031],{"class":685,"line":1523},[683,2025,2026],{"class":772},"          throw",[683,2028,1713],{"class":832},[683,2030,835],{"class":844},[683,2032,838],{"class":776},[683,2034,2036,2039,2041,2043,2046,2048],{"class":685,"line":2035},21,[683,2037,2038],{"class":844},"            message",[683,2040,663],{"class":776},[683,2042,790],{"class":776},[683,2044,2045],{"class":692},"Payment failed",[683,2047,915],{"class":776},[683,2049,865],{"class":776},[683,2051,2053,2056,2058,2061],{"class":685,"line":2052},22,[683,2054,2055],{"class":844},"            status",[683,2057,663],{"class":776},[683,2059,2060],{"class":1462}," 402",[683,2062,865],{"class":776},[683,2064,2066,2069,2071,2073,2076,2078],{"class":685,"line":2065},23,[683,2067,2068],{"class":844},"            why",[683,2070,663],{"class":776},[683,2072,790],{"class":776},[683,2074,2075],{"class":692},"Card declined by issuer",[683,2077,915],{"class":776},[683,2079,865],{"class":776},[683,2081,2083,2086,2088,2090,2093,2095],{"class":685,"line":2082},24,[683,2084,2085],{"class":844},"            fix",[683,2087,663],{"class":776},[683,2089,790],{"class":776},[683,2091,2092],{"class":692},"Try a different payment method",[683,2094,915],{"class":776},[683,2096,865],{"class":776},[683,2098,2100,2103,2105,2107,2110,2112],{"class":685,"line":2099},25,[683,2101,2102],{"class":844},"            link",[683,2104,663],{"class":776},[683,2106,790],{"class":776},[683,2108,2109],{"class":692},"https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined",[683,2111,915],{"class":776},[683,2113,865],{"class":776},[683,2115,2117,2120],{"class":685,"line":2116},26,[683,2118,2119],{"class":776},"          }",[683,2121,946],{"class":844},[683,2123,2125],{"class":685,"line":2124},27,[683,2126,2127],{"class":776},"        }\n",[683,2129,2131],{"class":685,"line":2130},28,[683,2132,820],{"emptyLinePlaceholder":819},[683,2134,2136,2138,2140,2142,2144,2146,2148,2151,2153,2155,2157,2160,2162,2164,2166,2169,2171],{"class":685,"line":2135},29,[683,2137,1480],{"class":772},[683,2139,1483],{"class":780},[683,2141,957],{"class":776},[683,2143,1488],{"class":832},[683,2145,835],{"class":844},[683,2147,1357],{"class":776},[683,2149,2150],{"class":844}," success",[683,2152,663],{"class":776},[683,2154,862],{"class":861},[683,2156,1379],{"class":776},[683,2158,2159],{"class":844}," orderId",[683,2161,663],{"class":776},[683,2163,1979],{"class":780},[683,2165,957],{"class":776},[683,2167,2168],{"class":780},"orderId",[683,2170,784],{"class":776},[683,2172,946],{"class":844},[683,2174,2176],{"class":685,"line":2175},30,[683,2177,1509],{"class":776},[683,2179,2181],{"class":685,"line":2180},31,[683,2182,1515],{"class":776},[683,2184,2186],{"class":685,"line":2185},32,[683,2187,871],{"class":776},[683,2189,2191,2193],{"class":685,"line":2190},33,[683,2192,943],{"class":776},[683,2194,946],{"class":780},[582,2196,2197],{},"The error is captured and logged with both the custom context and structured error fields:",[673,2199,2201],{"className":675,"code":2200,"filename":1534,"language":678,"meta":679,"style":679},"14:58:20 ERROR [my-app] POST \u002Fapi\u002Fcheckout 402 in 104ms\n  ├─ error: name=EvlogError message=Payment failed status=402\n  ├─ cart: items=3 total=9999\n  ├─ user: id=user_123 plan=pro\n  └─ requestId: 880a50ac-...\n",[591,2202,2203,2214,2236,2255,2265],{"__ignoreMap":679},[683,2204,2205,2208,2211],{"class":685,"line":686},[683,2206,2207],{"class":689},"14:58:20",[683,2209,2210],{"class":692}," ERROR",[683,2212,2213],{"class":780}," [my-app] POST \u002Fapi\u002Fcheckout 402 in 104ms\n",[683,2215,2216,2218,2221,2224,2227,2230,2233],{"class":685,"line":799},[683,2217,1552],{"class":689},[683,2219,2220],{"class":692}," error:",[683,2222,2223],{"class":692}," name=EvlogError",[683,2225,2226],{"class":692}," message=Payment",[683,2228,2229],{"class":692}," failed",[683,2231,2232],{"class":692}," status=",[683,2234,2235],{"class":1462},"402\n",[683,2237,2238,2240,2243,2246,2249,2252],{"class":685,"line":816},[683,2239,1552],{"class":689},[683,2241,2242],{"class":692}," cart:",[683,2244,2245],{"class":692}," items=",[683,2247,2248],{"class":1462},"3",[683,2250,2251],{"class":692}," total=",[683,2253,2254],{"class":1462},"9999\n",[683,2256,2257,2259,2261,2263],{"class":685,"line":823},[683,2258,1552],{"class":689},[683,2260,1584],{"class":692},[683,2262,1587],{"class":692},[683,2264,1590],{"class":692},[683,2266,2267,2269,2271],{"class":685,"line":841},[683,2268,1595],{"class":689},[683,2270,1598],{"class":692},[683,2272,2273],{"class":692}," 880a50ac-...\n",[665,2275,2277],{"id":2276},"parsing-errors-on-the-client","Parsing Errors on the Client",[582,2279,1648,2280,2283],{},[591,2281,2282],{},"parseError"," to extract the structured fields from any error response:",[673,2285,2290],{"className":2286,"code":2287,"filename":2288,"language":2289,"meta":679,"style":679},"language-tsx shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { parseError } from 'evlog'\n\ntry {\n  const res = await fetch('\u002Fapi\u002Fcheckout', {\n    method: 'POST',\n    body: JSON.stringify({ userId: 'user_123' }),\n  })\n  if (!res.ok) throw { data: await res.json(), status: res.status }\n} catch (error) {\n  const { message, status, why, fix, link } = parseError(error)\n}\n","src\u002Froutes\u002Fcheckout.tsx","tsx",[591,2291,2292,2311,2315,2322,2349,2365,2401,2408,2464,2476,2517],{"__ignoreMap":679},[683,2293,2294,2296,2298,2301,2303,2305,2307,2309],{"class":685,"line":686},[683,2295,773],{"class":772},[683,2297,777],{"class":776},[683,2299,2300],{"class":780}," parseError",[683,2302,784],{"class":776},[683,2304,787],{"class":772},[683,2306,790],{"class":776},[683,2308,1228],{"class":692},[683,2310,796],{"class":776},[683,2312,2313],{"class":685,"line":799},[683,2314,820],{"emptyLinePlaceholder":819},[683,2316,2317,2320],{"class":685,"line":816},[683,2318,2319],{"class":772},"try",[683,2321,850],{"class":776},[683,2323,2324,2327,2330,2332,2334,2337,2339,2341,2343,2345,2347],{"class":685,"line":823},[683,2325,2326],{"class":1060},"  const",[683,2328,2329],{"class":780}," res",[683,2331,1306],{"class":776},[683,2333,1857],{"class":772},[683,2335,2336],{"class":832}," fetch",[683,2338,835],{"class":844},[683,2340,915],{"class":776},[683,2342,1766],{"class":692},[683,2344,915],{"class":776},[683,2346,1379],{"class":776},[683,2348,850],{"class":776},[683,2350,2351,2354,2356,2358,2361,2363],{"class":685,"line":841},[683,2352,2353],{"class":844},"    method",[683,2355,663],{"class":776},[683,2357,790],{"class":776},[683,2359,2360],{"class":692},"POST",[683,2362,915],{"class":776},[683,2364,865],{"class":776},[683,2366,2367,2370,2372,2375,2377,2380,2382,2384,2387,2389,2391,2393,2395,2397,2399],{"class":685,"line":853},[683,2368,2369],{"class":844},"    body",[683,2371,663],{"class":776},[683,2373,2374],{"class":780}," JSON",[683,2376,957],{"class":776},[683,2378,2379],{"class":832},"stringify",[683,2381,835],{"class":844},[683,2383,1357],{"class":776},[683,2385,2386],{"class":844}," userId",[683,2388,663],{"class":776},[683,2390,790],{"class":776},[683,2392,1374],{"class":692},[683,2394,915],{"class":776},[683,2396,784],{"class":776},[683,2398,927],{"class":844},[683,2400,865],{"class":776},[683,2402,2403,2406],{"class":685,"line":868},[683,2404,2405],{"class":776},"  }",[683,2407,946],{"class":844},[683,2409,2410,2413,2415,2417,2420,2422,2425,2427,2430,2432,2435,2437,2439,2441,2443,2445,2447,2449,2452,2454,2456,2458,2461],{"class":685,"line":874},[683,2411,2412],{"class":772},"  if",[683,2414,2005],{"class":844},[683,2416,2008],{"class":776},[683,2418,2419],{"class":780},"res",[683,2421,957],{"class":776},[683,2423,2424],{"class":780},"ok",[683,2426,2019],{"class":844},[683,2428,2429],{"class":772},"throw",[683,2431,777],{"class":776},[683,2433,2434],{"class":844}," data",[683,2436,663],{"class":776},[683,2438,1857],{"class":772},[683,2440,2329],{"class":780},[683,2442,957],{"class":776},[683,2444,1488],{"class":832},[683,2446,1098],{"class":844},[683,2448,1379],{"class":776},[683,2450,2451],{"class":844}," status",[683,2453,663],{"class":776},[683,2455,2329],{"class":780},[683,2457,957],{"class":776},[683,2459,2460],{"class":780},"status",[683,2462,2463],{"class":776}," }\n",[683,2465,2466,2468,2471,2474],{"class":685,"line":885},[683,2467,943],{"class":776},[683,2469,2470],{"class":772}," catch",[683,2472,2473],{"class":780}," (error) ",[683,2475,838],{"class":776},[683,2477,2478,2480,2482,2485,2487,2489,2491,2494,2496,2499,2501,2504,2506,2508,2510,2512,2515],{"class":685,"line":895},[683,2479,2326],{"class":1060},[683,2481,777],{"class":776},[683,2483,2484],{"class":780}," message",[683,2486,1379],{"class":776},[683,2488,2451],{"class":780},[683,2490,1379],{"class":776},[683,2492,2493],{"class":780}," why",[683,2495,1379],{"class":776},[683,2497,2498],{"class":780}," fix",[683,2500,1379],{"class":776},[683,2502,2503],{"class":780}," link",[683,2505,784],{"class":776},[683,2507,1306],{"class":776},[683,2509,2300],{"class":832},[683,2511,835],{"class":844},[683,2513,2514],{"class":780},"error",[683,2516,946],{"class":844},[683,2518,2519],{"class":685,"line":921},[683,2520,2521],{"class":776},"}\n",[654,2523,521],{"id":2524},"configuration",[582,2526,2527,2528,2531,2532,2535],{},"See the ",[586,2529,2530],{"href":522},"Configuration reference"," for all available options (",[591,2533,2534],{},"initLogger",", middleware options, sampling, silent mode, etc.).",[654,2537,2539],{"id":2538},"route-filtering","Route Filtering",[582,2541,2542,2543,2546,2547,2550],{},"Control which routes are logged with ",[591,2544,2545],{},"include"," and ",[591,2548,2549],{},"exclude"," in the module options:",[673,2552,2554],{"className":763,"code":2553,"filename":746,"language":765,"meta":679,"style":679},"import { defineConfig } from 'nitro'\nimport evlog from 'evlog\u002Fnitro\u002Fv3'\n\nexport default defineConfig({\n  experimental: { asyncContext: true },\n  modules: [\n    evlog({\n      env: { service: 'my-app' },\n      include: ['\u002Fapi\u002F**'],\n      exclude: ['\u002F_internal\u002F**', '\u002Fhealth'],\n      routes: {\n        '\u002Fapi\u002Fauth\u002F**': { service: 'auth-service' },\n        '\u002Fapi\u002Fpayment\u002F**': { service: 'payment-service' },\n      },\n    }),\n  ],\n})\n",[591,2555,2556,2574,2588,2592,2604,2621,2629,2637,2657,2678,2707,2716,2743,2769,2773,2781,2787],{"__ignoreMap":679},[683,2557,2558,2560,2562,2564,2566,2568,2570,2572],{"class":685,"line":686},[683,2559,773],{"class":772},[683,2561,777],{"class":776},[683,2563,781],{"class":780},[683,2565,784],{"class":776},[683,2567,787],{"class":772},[683,2569,790],{"class":776},[683,2571,793],{"class":692},[683,2573,796],{"class":776},[683,2575,2576,2578,2580,2582,2584,2586],{"class":685,"line":799},[683,2577,773],{"class":772},[683,2579,804],{"class":780},[683,2581,807],{"class":772},[683,2583,790],{"class":776},[683,2585,593],{"class":692},[683,2587,796],{"class":776},[683,2589,2590],{"class":685,"line":816},[683,2591,820],{"emptyLinePlaceholder":819},[683,2593,2594,2596,2598,2600,2602],{"class":685,"line":823},[683,2595,826],{"class":772},[683,2597,829],{"class":772},[683,2599,781],{"class":832},[683,2601,835],{"class":780},[683,2603,838],{"class":776},[683,2605,2606,2608,2610,2612,2615,2617,2619],{"class":685,"line":841},[683,2607,845],{"class":844},[683,2609,663],{"class":776},[683,2611,777],{"class":776},[683,2613,2614],{"class":844}," asyncContext",[683,2616,663],{"class":776},[683,2618,862],{"class":861},[683,2620,918],{"class":776},[683,2622,2623,2625,2627],{"class":685,"line":853},[683,2624,877],{"class":844},[683,2626,663],{"class":776},[683,2628,882],{"class":780},[683,2630,2631,2633,2635],{"class":685,"line":868},[683,2632,888],{"class":832},[683,2634,835],{"class":780},[683,2636,838],{"class":776},[683,2638,2639,2641,2643,2645,2647,2649,2651,2653,2655],{"class":685,"line":874},[683,2640,898],{"class":844},[683,2642,663],{"class":776},[683,2644,777],{"class":776},[683,2646,905],{"class":844},[683,2648,663],{"class":776},[683,2650,790],{"class":776},[683,2652,912],{"class":692},[683,2654,915],{"class":776},[683,2656,918],{"class":776},[683,2658,2659,2662,2664,2666,2668,2671,2673,2676],{"class":685,"line":885},[683,2660,2661],{"class":844},"      include",[683,2663,663],{"class":776},[683,2665,1092],{"class":780},[683,2667,915],{"class":776},[683,2669,2670],{"class":692},"\u002Fapi\u002F**",[683,2672,915],{"class":776},[683,2674,2675],{"class":780},"]",[683,2677,865],{"class":776},[683,2679,2680,2683,2685,2687,2689,2692,2694,2696,2698,2701,2703,2705],{"class":685,"line":895},[683,2681,2682],{"class":844},"      exclude",[683,2684,663],{"class":776},[683,2686,1092],{"class":780},[683,2688,915],{"class":776},[683,2690,2691],{"class":692},"\u002F_internal\u002F**",[683,2693,915],{"class":776},[683,2695,1379],{"class":776},[683,2697,790],{"class":776},[683,2699,2700],{"class":692},"\u002Fhealth",[683,2702,915],{"class":776},[683,2704,2675],{"class":780},[683,2706,865],{"class":776},[683,2708,2709,2712,2714],{"class":685,"line":921},[683,2710,2711],{"class":844},"      routes",[683,2713,663],{"class":776},[683,2715,850],{"class":776},[683,2717,2718,2721,2724,2726,2728,2730,2732,2734,2736,2739,2741],{"class":685,"line":932},[683,2719,2720],{"class":776},"        '",[683,2722,2723],{"class":844},"\u002Fapi\u002Fauth\u002F**",[683,2725,915],{"class":776},[683,2727,663],{"class":776},[683,2729,777],{"class":776},[683,2731,905],{"class":844},[683,2733,663],{"class":776},[683,2735,790],{"class":776},[683,2737,2738],{"class":692},"auth-service",[683,2740,915],{"class":776},[683,2742,918],{"class":776},[683,2744,2745,2747,2750,2752,2754,2756,2758,2760,2762,2765,2767],{"class":685,"line":940},[683,2746,2720],{"class":776},[683,2748,2749],{"class":844},"\u002Fapi\u002Fpayment\u002F**",[683,2751,915],{"class":776},[683,2753,663],{"class":776},[683,2755,777],{"class":776},[683,2757,905],{"class":844},[683,2759,663],{"class":776},[683,2761,790],{"class":776},[683,2763,2764],{"class":692},"payment-service",[683,2766,915],{"class":776},[683,2768,918],{"class":776},[683,2770,2771],{"class":685,"line":1428},[683,2772,1509],{"class":776},[683,2774,2775,2777,2779],{"class":685,"line":1472},[683,2776,924],{"class":776},[683,2778,927],{"class":780},[683,2780,865],{"class":776},[683,2782,2783,2785],{"class":685,"line":1477},[683,2784,935],{"class":780},[683,2786,865],{"class":776},[683,2788,2789,2791],{"class":685,"line":1506},[683,2790,943],{"class":776},[683,2792,946],{"class":780},[654,2794,2796],{"id":2795},"drain-enrichers","Drain & Enrichers",[582,2798,2799,2800,2803],{},"Since TanStack Start uses Nitro v3, configure drains and enrichers via Nitro plugins. Create a ",[591,2801,2802],{},"server\u002Fplugins\u002F"," directory and register hooks:",[673,2805,2808],{"className":763,"code":2806,"filename":2807,"language":765,"meta":679,"style":679},"import { definePlugin } from 'nitro'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nexport default definePlugin((nitroApp) => {\n  const axiom = createAxiomDrain()\n\n  nitroApp.hooks.hook('evlog:drain', axiom)\n})\n","server\u002Fplugins\u002Fevlog-drain.ts",[591,2809,2810,2829,2849,2853,2874,2887,2891,2921],{"__ignoreMap":679},[683,2811,2812,2814,2816,2819,2821,2823,2825,2827],{"class":685,"line":686},[683,2813,773],{"class":772},[683,2815,777],{"class":776},[683,2817,2818],{"class":780}," definePlugin",[683,2820,784],{"class":776},[683,2822,787],{"class":772},[683,2824,790],{"class":776},[683,2826,793],{"class":692},[683,2828,796],{"class":776},[683,2830,2831,2833,2835,2838,2840,2842,2844,2847],{"class":685,"line":799},[683,2832,773],{"class":772},[683,2834,777],{"class":776},[683,2836,2837],{"class":780}," createAxiomDrain",[683,2839,784],{"class":776},[683,2841,787],{"class":772},[683,2843,790],{"class":776},[683,2845,2846],{"class":692},"evlog\u002Faxiom",[683,2848,796],{"class":776},[683,2850,2851],{"class":685,"line":816},[683,2852,820],{"emptyLinePlaceholder":819},[683,2854,2855,2857,2859,2861,2863,2865,2868,2870,2872],{"class":685,"line":823},[683,2856,826],{"class":772},[683,2858,829],{"class":772},[683,2860,2818],{"class":832},[683,2862,835],{"class":780},[683,2864,835],{"class":776},[683,2866,2867],{"class":1803},"nitroApp",[683,2869,927],{"class":776},[683,2871,1293],{"class":1060},[683,2873,850],{"class":776},[683,2875,2876,2878,2881,2883,2885],{"class":685,"line":841},[683,2877,2326],{"class":1060},[683,2879,2880],{"class":780}," axiom",[683,2882,1306],{"class":776},[683,2884,2837],{"class":832},[683,2886,1311],{"class":844},[683,2888,2889],{"class":685,"line":853},[683,2890,820],{"emptyLinePlaceholder":819},[683,2892,2893,2896,2898,2901,2903,2906,2908,2910,2913,2915,2917,2919],{"class":685,"line":868},[683,2894,2895],{"class":780},"  nitroApp",[683,2897,957],{"class":776},[683,2899,2900],{"class":780},"hooks",[683,2902,957],{"class":776},[683,2904,2905],{"class":832},"hook",[683,2907,835],{"class":844},[683,2909,915],{"class":776},[683,2911,2912],{"class":692},"evlog:drain",[683,2914,915],{"class":776},[683,2916,1379],{"class":776},[683,2918,2880],{"class":780},[683,2920,946],{"class":844},[683,2922,2923,2925],{"class":685,"line":874},[683,2924,943],{"class":776},[683,2926,946],{"class":780},[673,2928,2931],{"className":763,"code":2929,"filename":2930,"language":765,"meta":679,"style":679},"import { definePlugin } from 'nitro'\nimport { createUserAgentEnricher, createRequestSizeEnricher } from 'evlog\u002Fenrichers'\n\nexport default definePlugin((nitroApp) => {\n  const enrichers = [createUserAgentEnricher(), createRequestSizeEnricher()]\n\n  nitroApp.hooks.hook('evlog:enrich', (ctx) => {\n    for (const enricher of enrichers) enricher(ctx)\n  })\n})\n","server\u002Fplugins\u002Fevlog-enrich.ts",[591,2932,2933,2951,2976,2980,3000,3023,3027,3061,3090,3096],{"__ignoreMap":679},[683,2934,2935,2937,2939,2941,2943,2945,2947,2949],{"class":685,"line":686},[683,2936,773],{"class":772},[683,2938,777],{"class":776},[683,2940,2818],{"class":780},[683,2942,784],{"class":776},[683,2944,787],{"class":772},[683,2946,790],{"class":776},[683,2948,793],{"class":692},[683,2950,796],{"class":776},[683,2952,2953,2955,2957,2960,2962,2965,2967,2969,2971,2974],{"class":685,"line":799},[683,2954,773],{"class":772},[683,2956,777],{"class":776},[683,2958,2959],{"class":780}," createUserAgentEnricher",[683,2961,1379],{"class":776},[683,2963,2964],{"class":780}," createRequestSizeEnricher",[683,2966,784],{"class":776},[683,2968,787],{"class":772},[683,2970,790],{"class":776},[683,2972,2973],{"class":692},"evlog\u002Fenrichers",[683,2975,796],{"class":776},[683,2977,2978],{"class":685,"line":816},[683,2979,820],{"emptyLinePlaceholder":819},[683,2981,2982,2984,2986,2988,2990,2992,2994,2996,2998],{"class":685,"line":823},[683,2983,826],{"class":772},[683,2985,829],{"class":772},[683,2987,2818],{"class":832},[683,2989,835],{"class":780},[683,2991,835],{"class":776},[683,2993,2867],{"class":1803},[683,2995,927],{"class":776},[683,2997,1293],{"class":1060},[683,2999,850],{"class":776},[683,3001,3002,3004,3007,3009,3011,3014,3016,3018,3020],{"class":685,"line":841},[683,3003,2326],{"class":1060},[683,3005,3006],{"class":780}," enrichers",[683,3008,1306],{"class":776},[683,3010,1092],{"class":844},[683,3012,3013],{"class":832},"createUserAgentEnricher",[683,3015,1098],{"class":844},[683,3017,1379],{"class":776},[683,3019,2964],{"class":832},[683,3021,3022],{"class":844},"()]\n",[683,3024,3025],{"class":685,"line":853},[683,3026,820],{"emptyLinePlaceholder":819},[683,3028,3029,3031,3033,3035,3037,3039,3041,3043,3046,3048,3050,3052,3055,3057,3059],{"class":685,"line":868},[683,3030,2895],{"class":780},[683,3032,957],{"class":776},[683,3034,2900],{"class":780},[683,3036,957],{"class":776},[683,3038,2905],{"class":832},[683,3040,835],{"class":844},[683,3042,915],{"class":776},[683,3044,3045],{"class":692},"evlog:enrich",[683,3047,915],{"class":776},[683,3049,1379],{"class":776},[683,3051,2005],{"class":776},[683,3053,3054],{"class":1803},"ctx",[683,3056,927],{"class":776},[683,3058,1293],{"class":1060},[683,3060,850],{"class":776},[683,3062,3063,3066,3068,3071,3074,3077,3079,3081,3084,3086,3088],{"class":685,"line":874},[683,3064,3065],{"class":772},"    for",[683,3067,2005],{"class":844},[683,3069,3070],{"class":1060},"const",[683,3072,3073],{"class":780}," enricher",[683,3075,3076],{"class":776}," of",[683,3078,3006],{"class":780},[683,3080,2019],{"class":844},[683,3082,3083],{"class":832},"enricher",[683,3085,835],{"class":844},[683,3087,3054],{"class":780},[683,3089,946],{"class":844},[683,3091,3092,3094],{"class":685,"line":885},[683,3093,2405],{"class":776},[683,3095,946],{"class":844},[683,3097,3098,3100],{"class":685,"line":895},[683,3099,943],{"class":776},[683,3101,946],{"class":780},[596,3103,2527,3104,2546,3106,3108],{"color":598,"icon":13},[586,3105,148],{"href":153},[586,3107,440],{"href":441}," docs for all available drain adapters and enrichers.",[665,3110,3112],{"id":3111},"pipeline-batching-retry","Pipeline (Batching & Retry)",[582,3114,3115,3116,3119],{},"For production, wrap your adapter with ",[591,3117,3118],{},"createDrainPipeline"," to batch events and retry on failure:",[673,3121,3123],{"className":763,"code":3122,"filename":2807,"language":765,"meta":679,"style":679},"import { definePlugin } from 'nitro'\nimport type { DrainContext } from 'evlog'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\n\nexport default definePlugin((nitroApp) => {\n  const pipeline = createDrainPipeline\u003CDrainContext>({\n    batch: { size: 50, intervalMs: 5000 },\n    retry: { maxAttempts: 3 },\n  })\n  const drain = pipeline(createAxiomDrain())\n\n  nitroApp.hooks.hook('evlog:drain', 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drain",[683,3312,1306],{"class":776},[683,3314,3232],{"class":832},[683,3316,835],{"class":844},[683,3318,3319],{"class":832},"createAxiomDrain",[683,3321,3322],{"class":844},"())\n",[683,3324,3325],{"class":685,"line":932},[683,3326,820],{"emptyLinePlaceholder":819},[683,3328,3329,3331,3333,3335,3337,3339,3341,3343,3345,3347,3349,3351],{"class":685,"line":940},[683,3330,2895],{"class":780},[683,3332,957],{"class":776},[683,3334,2900],{"class":780},[683,3336,957],{"class":776},[683,3338,2905],{"class":832},[683,3340,835],{"class":844},[683,3342,915],{"class":776},[683,3344,2912],{"class":692},[683,3346,915],{"class":776},[683,3348,1379],{"class":776},[683,3350,3310],{"class":780},[683,3352,946],{"class":844},[683,3354,3355,3357],{"class":685,"line":1428},[683,3356,943],{"class":776},[683,3358,946],{"class":780},[596,3360,3361,3362,3365,3366,3369],{"color":598,"icon":13},"Call ",[591,3363,3364],{},"drain.flush()"," on server shutdown to ensure all buffered events are sent. See the ",[586,3367,3368],{"href":509},"Pipeline docs"," for all options.",[654,3371,3373],{"id":3372},"tail-sampling","Tail Sampling",[582,3375,3376,3377,3380],{},"Use the ",[591,3378,3379],{},"evlog:emit:keep"," hook to force-retain specific events regardless of head sampling:",[673,3382,3385],{"className":763,"code":3383,"filename":3384,"language":765,"meta":679,"style":679},"import { definePlugin } from 'nitro'\n\nexport default definePlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:emit:keep', (ctx) => {\n    if (ctx.duration && ctx.duration > 2000) ctx.shouldKeep = true\n    if (ctx.status && ctx.status >= 500) ctx.shouldKeep = true\n  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