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carrying Cloudflare-specific context.",[604,613,614,615,621,622,625,626,629],{},"Use ",[616,617,618],"strong",{},[608,619,620],{},"withEvlog"," to get the same middleware pipeline as every other framework integration: route filtering, redaction, enrich, tail sampling, plugins, drains, and automatic emit. Reach for ",[608,623,624],{},"defineWorkerFetch"," or ",[608,627,628],{},"createWorkersLogger"," when you'd rather own the emit yourself.",[631,632,635,638,663],"prompt",{":actions":633,"description":634,"icon":298},"[\"copy\",\"cursor\",\"claude\"]","Set up evlog in my Cloudflare Worker",[604,636,637],{},"Set up evlog in my Cloudflare Worker.",[639,640,641,645,648,651,657,660],"ul",{},[642,643,644],"li",{},"Install evlog: pnpm add evlog",[642,646,647],{},"Import initWorkersLogger and withEvlog from 'evlog\u002Fworkers'",[642,649,650],{},"Call initWorkersLogger({ env: { service: 'my-worker' } }) at the top level",[642,652,653,654,656],{},"Wrap the fetch handler with ",[616,655,620],{}," (recommended). It emits the wide event for you and accepts include\u002Fexclude, routes, redact, enrich, keep, plugins and drain",[642,658,659],{},"Use log.set() to accumulate context throughout the request",[642,661,662],{},"Only use defineWorkerFetch or createWorkersLogger if you want to call log.emit() yourself",[604,664,665,666,672,673],{},"Docs: ",[667,668,669],"a",{"href":669,"rel":670},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Fcloudflare-workers",[671],"nofollow","\nAdapters: ",[667,674,675],{"href":675,"rel":676},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Foverview",[671],[678,679,25],"h2",{"id":680},"quick-start",[682,683,685],"h3",{"id":684},"_1-install","1. Install",[687,688,689,714,728,742],"code-group",{},[690,691,697],"pre",{"className":692,"code":693,"filename":694,"language":695,"meta":696,"style":696},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog\n","pnpm","bash","",[608,698,699],{"__ignoreMap":696},[700,701,704,707,711],"span",{"class":702,"line":703},"line",1,[700,705,694],{"class":706},"sBMFI",[700,708,710],{"class":709},"sfazB"," add",[700,712,713],{"class":709}," evlog\n",[690,715,718],{"className":692,"code":716,"filename":717,"language":695,"meta":696,"style":696},"bun add evlog\n","bun",[608,719,720],{"__ignoreMap":696},[700,721,722,724,726],{"class":702,"line":703},[700,723,717],{"class":706},[700,725,710],{"class":709},[700,727,713],{"class":709},[690,729,732],{"className":692,"code":730,"filename":731,"language":695,"meta":696,"style":696},"yarn add evlog\n","yarn",[608,733,734],{"__ignoreMap":696},[700,735,736,738,740],{"class":702,"line":703},[700,737,731],{"class":706},[700,739,710],{"class":709},[700,741,713],{"class":709},[690,743,746],{"className":692,"code":744,"filename":745,"language":695,"meta":696,"style":696},"npm install evlog\n","npm",[608,747,748],{"__ignoreMap":696},[700,749,750,752,755],{"class":702,"line":703},[700,751,745],{"class":706},[700,753,754],{"class":709}," install",[700,756,713],{"class":709},[682,758,760],{"id":759},"_2-wrap-your-fetch-handler","2. Wrap your fetch handler",[690,762,767],{"className":763,"code":764,"filename":765,"language":766,"meta":696,"style":696},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { initWorkersLogger, withEvlog } from 'evlog\u002Fworkers'\n\ninitWorkersLogger({\n  env: { service: 'my-worker' },\n})\n\nexport default withEvlog(async (request, _env, _ctx, log) => {\n  log.set({ action: 'handle_request' })\n\n  \u002F\u002F ... your handler logic\n\n  return Response.json({ ok: true })\n})\n","src\u002Fworker.ts","typescript",[608,768,769,803,810,823,851,860,865,913,946,951,958,963,994],{"__ignoreMap":696},[700,770,771,775,779,783,786,789,792,795,798,800],{"class":702,"line":703},[700,772,774],{"class":773},"s7zQu","import",[700,776,778],{"class":777},"sMK4o"," {",[700,780,782],{"class":781},"sTEyZ"," initWorkersLogger",[700,784,785],{"class":777},",",[700,787,788],{"class":781}," withEvlog",[700,790,791],{"class":777}," }",[700,793,794],{"class":773}," from",[700,796,797],{"class":777}," '",[700,799,610],{"class":709},[700,801,802],{"class":777},"'\n",[700,804,806],{"class":702,"line":805},2,[700,807,809],{"emptyLinePlaceholder":808},true,"\n",[700,811,813,817,820],{"class":702,"line":812},3,[700,814,816],{"class":815},"s2Zo4","initWorkersLogger",[700,818,819],{"class":781},"(",[700,821,822],{"class":777},"{\n",[700,824,826,830,833,835,838,840,842,845,848],{"class":702,"line":825},4,[700,827,829],{"class":828},"swJcz","  env",[700,831,832],{"class":777},":",[700,834,778],{"class":777},[700,836,837],{"class":828}," service",[700,839,832],{"class":777},[700,841,797],{"class":777},[700,843,844],{"class":709},"my-worker",[700,846,847],{"class":777},"'",[700,849,850],{"class":777}," },\n",[700,852,854,857],{"class":702,"line":853},5,[700,855,856],{"class":777},"}",[700,858,859],{"class":781},")\n",[700,861,863],{"class":702,"line":862},6,[700,864,809],{"emptyLinePlaceholder":808},[700,866,868,871,874,876,878,882,885,889,891,894,896,899,901,904,907,910],{"class":702,"line":867},7,[700,869,870],{"class":773},"export",[700,872,873],{"class":773}," default",[700,875,788],{"class":815},[700,877,819],{"class":781},[700,879,881],{"class":880},"spNyl","async",[700,883,884],{"class":777}," (",[700,886,888],{"class":887},"sHdIc","request",[700,890,785],{"class":777},[700,892,893],{"class":887}," _env",[700,895,785],{"class":777},[700,897,898],{"class":887}," _ctx",[700,900,785],{"class":777},[700,902,903],{"class":887}," log",[700,905,906],{"class":777},")",[700,908,909],{"class":880}," =>",[700,911,912],{"class":777}," {\n",[700,914,916,919,922,925,927,930,933,935,937,940,942,944],{"class":702,"line":915},8,[700,917,918],{"class":781},"  log",[700,920,921],{"class":777},".",[700,923,924],{"class":815},"set",[700,926,819],{"class":828},[700,928,929],{"class":777},"{",[700,931,932],{"class":828}," action",[700,934,832],{"class":777},[700,936,797],{"class":777},[700,938,939],{"class":709},"handle_request",[700,941,847],{"class":777},[700,943,791],{"class":777},[700,945,859],{"class":828},[700,947,949],{"class":702,"line":948},9,[700,950,809],{"emptyLinePlaceholder":808},[700,952,954],{"class":702,"line":953},10,[700,955,957],{"class":956},"sHwdD","  \u002F\u002F ... your handler logic\n",[700,959,961],{"class":702,"line":960},11,[700,962,809],{"emptyLinePlaceholder":808},[700,964,966,969,972,974,977,979,981,984,986,990,992],{"class":702,"line":965},12,[700,967,968],{"class":773},"  return",[700,970,971],{"class":781}," Response",[700,973,921],{"class":777},[700,975,976],{"class":815},"json",[700,978,819],{"class":828},[700,980,929],{"class":777},[700,982,983],{"class":828}," ok",[700,985,832],{"class":777},[700,987,989],{"class":988},"sfNiH"," true",[700,991,791],{"class":777},[700,993,859],{"class":828},[700,995,997,999],{"class":702,"line":996},13,[700,998,856],{"class":777},[700,1000,859],{"class":781},[604,1002,1003,1005,1006,1009,1010,1013,1014,1019,1020,1023],{},[608,1004,620],{}," emits one wide event per request when the handler returns, with no manual ",[608,1007,1008],{},"log.emit()",". It reads ",[608,1011,1012],{},"ExecutionContext"," off the third argument, so async ",[616,1015,1016],{},[608,1017,1018],{},"drain"," calls (PostHog, Axiom, …) are registered with ",[608,1021,1022],{},"waitUntil"," and stay alive after the response is returned. Streaming responses defer the emit until the body completes.",[604,1025,1026,1029,1030,1033,1034,1037,1038,1041,1042,1041,1045,1041,1047,1050,1051,1054],{},[608,1027,1028],{},"requestId"," comes from ",[608,1031,1032],{},"x-request-id"," when the caller sends one, falling back to ",[608,1035,1036],{},"cf-ray",". ",[608,1039,1040],{},"method",", ",[608,1043,1044],{},"path",[608,1046,1036],{},[608,1048,1049],{},"traceparent"," and the safe subset of ",[608,1052,1053],{},"request.cf"," are captured automatically.",[682,1056,346],{"id":1057},"options",[604,1059,1060,1062],{},[608,1061,620],{}," accepts the same options as every other framework integration:",[690,1064,1066],{"className":763,"code":1065,"filename":765,"language":766,"meta":696,"style":696},"import { initWorkersLogger, withEvlog } from 'evlog\u002Fworkers'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\ninitWorkersLogger({ env: { service: 'my-worker' } })\n\nexport default withEvlog(\n  async (request, env, ctx, log) => {\n    log.set({ route: 'checkout' })\n    return Response.json({ ok: true })\n  },\n  {\n    drain: createAxiomDrain(),\n    exclude: ['\u002Fhealth'],\n    routes: { '\u002Fapi\u002F**': { service: 'api' } },\n    redact: true,\n    enrich: (ctx) => {\n      ctx.event.colo = ctx.event.colo ?? 'unknown'\n    },\n    keep: (ctx) => {\n      if (ctx.duration > 1000) ctx.shouldKeep = true\n    },\n  },\n)\n",[608,1067,1068,1090,1110,1114,1145,1149,1160,1188,1217,1242,1247,1252,1267,1289,1325,1337,1356,1395,1401,1419,1456,1461,1466],{"__ignoreMap":696},[700,1069,1070,1072,1074,1076,1078,1080,1082,1084,1086,1088],{"class":702,"line":703},[700,1071,774],{"class":773},[700,1073,778],{"class":777},[700,1075,782],{"class":781},[700,1077,785],{"class":777},[700,1079,788],{"class":781},[700,1081,791],{"class":777},[700,1083,794],{"class":773},[700,1085,797],{"class":777},[700,1087,610],{"class":709},[700,1089,802],{"class":777},[700,1091,1092,1094,1096,1099,1101,1103,1105,1108],{"class":702,"line":805},[700,1093,774],{"class":773},[700,1095,778],{"class":777},[700,1097,1098],{"class":781}," createAxiomDrain",[700,1100,791],{"class":777},[700,1102,794],{"class":773},[700,1104,797],{"class":777},[700,1106,1107],{"class":709},"evlog\u002Faxiom",[700,1109,802],{"class":777},[700,1111,1112],{"class":702,"line":812},[700,1113,809],{"emptyLinePlaceholder":808},[700,1115,1116,1118,1120,1122,1125,1127,1129,1131,1133,1135,1137,1139,1141,1143],{"class":702,"line":825},[700,1117,816],{"class":815},[700,1119,819],{"class":781},[700,1121,929],{"class":777},[700,1123,1124],{"class":828}," env",[700,1126,832],{"class":777},[700,1128,778],{"class":777},[700,1130,837],{"class":828},[700,1132,832],{"class":777},[700,1134,797],{"class":777},[700,1136,844],{"class":709},[700,1138,847],{"class":777},[700,1140,791],{"class":777},[700,1142,791],{"class":777},[700,1144,859],{"class":781},[700,1146,1147],{"class":702,"line":853},[700,1148,809],{"emptyLinePlaceholder":808},[700,1150,1151,1153,1155,1157],{"class":702,"line":862},[700,1152,870],{"class":773},[700,1154,873],{"class":773},[700,1156,788],{"class":815},[700,1158,1159],{"class":781},"(\n",[700,1161,1162,1165,1167,1169,1171,1173,1175,1178,1180,1182,1184,1186],{"class":702,"line":867},[700,1163,1164],{"class":880},"  async",[700,1166,884],{"class":777},[700,1168,888],{"class":887},[700,1170,785],{"class":777},[700,1172,1124],{"class":887},[700,1174,785],{"class":777},[700,1176,1177],{"class":887}," ctx",[700,1179,785],{"class":777},[700,1181,903],{"class":887},[700,1183,906],{"class":777},[700,1185,909],{"class":880},[700,1187,912],{"class":777},[700,1189,1190,1193,1195,1197,1199,1201,1204,1206,1208,1211,1213,1215],{"class":702,"line":915},[700,1191,1192],{"class":781},"    log",[700,1194,921],{"class":777},[700,1196,924],{"class":815},[700,1198,819],{"class":828},[700,1200,929],{"class":777},[700,1202,1203],{"class":828}," route",[700,1205,832],{"class":777},[700,1207,797],{"class":777},[700,1209,1210],{"class":709},"checkout",[700,1212,847],{"class":777},[700,1214,791],{"class":777},[700,1216,859],{"class":828},[700,1218,1219,1222,1224,1226,1228,1230,1232,1234,1236,1238,1240],{"class":702,"line":948},[700,1220,1221],{"class":773},"    return",[700,1223,971],{"class":781},[700,1225,921],{"class":777},[700,1227,976],{"class":815},[700,1229,819],{"class":828},[700,1231,929],{"class":777},[700,1233,983],{"class":828},[700,1235,832],{"class":777},[700,1237,989],{"class":988},[700,1239,791],{"class":777},[700,1241,859],{"class":828},[700,1243,1244],{"class":702,"line":953},[700,1245,1246],{"class":777},"  },\n",[700,1248,1249],{"class":702,"line":960},[700,1250,1251],{"class":777},"  {\n",[700,1253,1254,1257,1259,1261,1264],{"class":702,"line":965},[700,1255,1256],{"class":828},"    drain",[700,1258,832],{"class":777},[700,1260,1098],{"class":815},[700,1262,1263],{"class":781},"()",[700,1265,1266],{"class":777},",\n",[700,1268,1269,1272,1274,1277,1279,1282,1284,1287],{"class":702,"line":996},[700,1270,1271],{"class":828},"    exclude",[700,1273,832],{"class":777},[700,1275,1276],{"class":781}," [",[700,1278,847],{"class":777},[700,1280,1281],{"class":709},"\u002Fhealth",[700,1283,847],{"class":777},[700,1285,1286],{"class":781},"]",[700,1288,1266],{"class":777},[700,1290,1292,1295,1297,1299,1301,1304,1306,1308,1310,1312,1314,1316,1319,1321,1323],{"class":702,"line":1291},14,[700,1293,1294],{"class":828},"    routes",[700,1296,832],{"class":777},[700,1298,778],{"class":777},[700,1300,797],{"class":777},[700,1302,1303],{"class":828},"\u002Fapi\u002F**",[700,1305,847],{"class":777},[700,1307,832],{"class":777},[700,1309,778],{"class":777},[700,1311,837],{"class":828},[700,1313,832],{"class":777},[700,1315,797],{"class":777},[700,1317,1318],{"class":709},"api",[700,1320,847],{"class":777},[700,1322,791],{"class":777},[700,1324,850],{"class":777},[700,1326,1328,1331,1333,1335],{"class":702,"line":1327},15,[700,1329,1330],{"class":828},"    redact",[700,1332,832],{"class":777},[700,1334,989],{"class":988},[700,1336,1266],{"class":777},[700,1338,1340,1343,1345,1347,1350,1352,1354],{"class":702,"line":1339},16,[700,1341,1342],{"class":815},"    enrich",[700,1344,832],{"class":777},[700,1346,884],{"class":777},[700,1348,1349],{"class":887},"ctx",[700,1351,906],{"class":777},[700,1353,909],{"class":880},[700,1355,912],{"class":777},[700,1357,1359,1362,1364,1367,1369,1372,1375,1377,1379,1381,1383,1385,1388,1390,1393],{"class":702,"line":1358},17,[700,1360,1361],{"class":781},"      ctx",[700,1363,921],{"class":777},[700,1365,1366],{"class":781},"event",[700,1368,921],{"class":777},[700,1370,1371],{"class":781},"colo",[700,1373,1374],{"class":777}," =",[700,1376,1177],{"class":781},[700,1378,921],{"class":777},[700,1380,1366],{"class":781},[700,1382,921],{"class":777},[700,1384,1371],{"class":781},[700,1386,1387],{"class":777}," ??",[700,1389,797],{"class":777},[700,1391,1392],{"class":709},"unknown",[700,1394,802],{"class":777},[700,1396,1398],{"class":702,"line":1397},18,[700,1399,1400],{"class":777},"    },\n",[700,1402,1404,1407,1409,1411,1413,1415,1417],{"class":702,"line":1403},19,[700,1405,1406],{"class":815},"    keep",[700,1408,832],{"class":777},[700,1410,884],{"class":777},[700,1412,1349],{"class":887},[700,1414,906],{"class":777},[700,1416,909],{"class":880},[700,1418,912],{"class":777},[700,1420,1422,1425,1427,1429,1431,1434,1437,1441,1444,1446,1448,1451,1453],{"class":702,"line":1421},20,[700,1423,1424],{"class":773},"      if",[700,1426,884],{"class":828},[700,1428,1349],{"class":781},[700,1430,921],{"class":777},[700,1432,1433],{"class":781},"duration",[700,1435,1436],{"class":777}," >",[700,1438,1440],{"class":1439},"sbssI"," 1000",[700,1442,1443],{"class":828},") ",[700,1445,1349],{"class":781},[700,1447,921],{"class":777},[700,1449,1450],{"class":781},"shouldKeep",[700,1452,1374],{"class":777},[700,1454,1455],{"class":988}," true\n",[700,1457,1459],{"class":702,"line":1458},21,[700,1460,1400],{"class":777},[700,1462,1464],{"class":702,"line":1463},22,[700,1465,1246],{"class":777},[700,1467,1469],{"class":702,"line":1468},23,[700,1470,859],{"class":781},[682,1472,1474],{"id":1473},"emitting-manually","Emitting manually",[604,1476,1477,1478,1480,1481,1483,1484,1486],{},"Prefer to own the emit? ",[608,1479,624],{}," wires ",[608,1482,1012],{}," for you but leaves ",[608,1485,1008],{}," to you:",[690,1488,1490],{"className":763,"code":1489,"filename":765,"language":766,"meta":696,"style":696},"import { defineWorkerFetch, initWorkersLogger } from 'evlog\u002Fworkers'\n\ninitWorkersLogger({ env: { service: 'my-worker' } })\n\nexport default defineWorkerFetch(async (request, _env, _ctx, log) => {\n  log.set({ action: 'handle_request' })\n  log.emit()\n  return Response.json({ ok: true })\n})\n",[608,1491,1492,1515,1519,1549,1553,1587,1613,1625,1649],{"__ignoreMap":696},[700,1493,1494,1496,1498,1501,1503,1505,1507,1509,1511,1513],{"class":702,"line":703},[700,1495,774],{"class":773},[700,1497,778],{"class":777},[700,1499,1500],{"class":781}," defineWorkerFetch",[700,1502,785],{"class":777},[700,1504,782],{"class":781},[700,1506,791],{"class":777},[700,1508,794],{"class":773},[700,1510,797],{"class":777},[700,1512,610],{"class":709},[700,1514,802],{"class":777},[700,1516,1517],{"class":702,"line":805},[700,1518,809],{"emptyLinePlaceholder":808},[700,1520,1521,1523,1525,1527,1529,1531,1533,1535,1537,1539,1541,1543,1545,1547],{"class":702,"line":812},[700,1522,816],{"class":815},[700,1524,819],{"class":781},[700,1526,929],{"class":777},[700,1528,1124],{"class":828},[700,1530,832],{"class":777},[700,1532,778],{"class":777},[700,1534,837],{"class":828},[700,1536,832],{"class":777},[700,1538,797],{"class":777},[700,1540,844],{"class":709},[700,1542,847],{"class":777},[700,1544,791],{"class":777},[700,1546,791],{"class":777},[700,1548,859],{"class":781},[700,1550,1551],{"class":702,"line":825},[700,1552,809],{"emptyLinePlaceholder":808},[700,1554,1555,1557,1559,1561,1563,1565,1567,1569,1571,1573,1575,1577,1579,1581,1583,1585],{"class":702,"line":853},[700,1556,870],{"class":773},[700,1558,873],{"class":773},[700,1560,1500],{"class":815},[700,1562,819],{"class":781},[700,1564,881],{"class":880},[700,1566,884],{"class":777},[700,1568,888],{"class":887},[700,1570,785],{"class":777},[700,1572,893],{"class":887},[700,1574,785],{"class":777},[700,1576,898],{"class":887},[700,1578,785],{"class":777},[700,1580,903],{"class":887},[700,1582,906],{"class":777},[700,1584,909],{"class":880},[700,1586,912],{"class":777},[700,1588,1589,1591,1593,1595,1597,1599,1601,1603,1605,1607,1609,1611],{"class":702,"line":862},[700,1590,918],{"class":781},[700,1592,921],{"class":777},[700,1594,924],{"class":815},[700,1596,819],{"class":828},[700,1598,929],{"class":777},[700,1600,932],{"class":828},[700,1602,832],{"class":777},[700,1604,797],{"class":777},[700,1606,939],{"class":709},[700,1608,847],{"class":777},[700,1610,791],{"class":777},[700,1612,859],{"class":828},[700,1614,1615,1617,1619,1622],{"class":702,"line":867},[700,1616,918],{"class":781},[700,1618,921],{"class":777},[700,1620,1621],{"class":815},"emit",[700,1623,1624],{"class":828},"()\n",[700,1626,1627,1629,1631,1633,1635,1637,1639,1641,1643,1645,1647],{"class":702,"line":915},[700,1628,968],{"class":773},[700,1630,971],{"class":781},[700,1632,921],{"class":777},[700,1634,976],{"class":815},[700,1636,819],{"class":828},[700,1638,929],{"class":777},[700,1640,983],{"class":828},[700,1642,832],{"class":777},[700,1644,989],{"class":988},[700,1646,791],{"class":777},[700,1648,859],{"class":828},[700,1650,1651,1653],{"class":702,"line":948},[700,1652,856],{"class":777},[700,1654,859],{"class":781},[1656,1657,1659,1661,1662,1664,1665,1668,1669,1041,1672,1041,1675,1041,1678,1041,1681,1661,1684,1687,1688,1691,1692,1694],"callout",{"color":1658,"icon":13},"info",[608,1660,624],{}," and ",[608,1663,628],{}," are the low-level path: they create the logger and leave the lifecycle to you, so ",[608,1666,1667],{},"include"," \u002F ",[608,1670,1671],{},"exclude",[608,1673,1674],{},"routes",[608,1676,1677],{},"redact",[608,1679,1680],{},"enrich",[608,1682,1683],{},"keep",[608,1685,1686],{},"plugins"," do ",[616,1689,1690],{},"not"," apply. Use ",[608,1693,620],{}," to get them.",[678,1696,51],{"id":1697},"wide-events",[604,1699,1700],{},"Build up context progressively, then emit at the end:",[690,1702,1704],{"className":763,"code":1703,"filename":765,"language":766,"meta":696,"style":696},"import { defineWorkerFetch, initWorkersLogger } from 'evlog\u002Fworkers'\n\ninitWorkersLogger({\n  env: { service: 'my-worker' },\n})\n\nexport default defineWorkerFetch(async (request, env, _ctx, log) => {\n  const url = new URL(request.url)\n\n  log.set({ route: url.pathname })\n\n  const user = await env.DB.prepare('SELECT * FROM users WHERE id = ?').bind(url.searchParams.get('userId')).first()\n  log.set({ user: { id: user.id, plan: user.plan } })\n\n  const orders = await env.DB.prepare('SELECT COUNT(*) as count FROM orders WHERE user_id = ?').bind(user.id).first()\n  log.set({ orders: { count: orders.count } })\n\n  log.emit()\n  return Response.json({ user, orders })\n})\n",[608,1705,1706,1728,1732,1740,1760,1766,1770,1804,1831,1835,1862,1866,1939,1989,1993,2046,2082,2086,2096,2120],{"__ignoreMap":696},[700,1707,1708,1710,1712,1714,1716,1718,1720,1722,1724,1726],{"class":702,"line":703},[700,1709,774],{"class":773},[700,1711,778],{"class":777},[700,1713,1500],{"class":781},[700,1715,785],{"class":777},[700,1717,782],{"class":781},[700,1719,791],{"class":777},[700,1721,794],{"class":773},[700,1723,797],{"class":777},[700,1725,610],{"class":709},[700,1727,802],{"class":777},[700,1729,1730],{"class":702,"line":805},[700,1731,809],{"emptyLinePlaceholder":808},[700,1733,1734,1736,1738],{"class":702,"line":812},[700,1735,816],{"class":815},[700,1737,819],{"class":781},[700,1739,822],{"class":777},[700,1741,1742,1744,1746,1748,1750,1752,1754,1756,1758],{"class":702,"line":825},[700,1743,829],{"class":828},[700,1745,832],{"class":777},[700,1747,778],{"class":777},[700,1749,837],{"class":828},[700,1751,832],{"class":777},[700,1753,797],{"class":777},[700,1755,844],{"class":709},[700,1757,847],{"class":777},[700,1759,850],{"class":777},[700,1761,1762,1764],{"class":702,"line":853},[700,1763,856],{"class":777},[700,1765,859],{"class":781},[700,1767,1768],{"class":702,"line":862},[700,1769,809],{"emptyLinePlaceholder":808},[700,1771,1772,1774,1776,1778,1780,1782,1784,1786,1788,1790,1792,1794,1796,1798,1800,1802],{"class":702,"line":867},[700,1773,870],{"class":773},[700,1775,873],{"class":773},[700,1777,1500],{"class":815},[700,1779,819],{"class":781},[700,1781,881],{"class":880},[700,1783,884],{"class":777},[700,1785,888],{"class":887},[700,1787,785],{"class":777},[700,1789,1124],{"class":887},[700,1791,785],{"class":777},[700,1793,898],{"class":887},[700,1795,785],{"class":777},[700,1797,903],{"class":887},[700,1799,906],{"class":777},[700,1801,909],{"class":880},[700,1803,912],{"class":777},[700,1805,1806,1809,1812,1814,1817,1820,1822,1824,1826,1829],{"class":702,"line":915},[700,1807,1808],{"class":880},"  const",[700,1810,1811],{"class":781}," url",[700,1813,1374],{"class":777},[700,1815,1816],{"class":777}," new",[700,1818,1819],{"class":815}," URL",[700,1821,819],{"class":828},[700,1823,888],{"class":781},[700,1825,921],{"class":777},[700,1827,1828],{"class":781},"url",[700,1830,859],{"class":828},[700,1832,1833],{"class":702,"line":948},[700,1834,809],{"emptyLinePlaceholder":808},[700,1836,1837,1839,1841,1843,1845,1847,1849,1851,1853,1855,1858,1860],{"class":702,"line":953},[700,1838,918],{"class":781},[700,1840,921],{"class":777},[700,1842,924],{"class":815},[700,1844,819],{"class":828},[700,1846,929],{"class":777},[700,1848,1203],{"class":828},[700,1850,832],{"class":777},[700,1852,1811],{"class":781},[700,1854,921],{"class":777},[700,1856,1857],{"class":781},"pathname",[700,1859,791],{"class":777},[700,1861,859],{"class":828},[700,1863,1864],{"class":702,"line":960},[700,1865,809],{"emptyLinePlaceholder":808},[700,1867,1868,1870,1873,1875,1878,1880,1882,1885,1887,1890,1892,1894,1897,1899,1901,1903,1906,1908,1910,1912,1915,1917,1920,1922,1924,1927,1929,1932,1934,1937],{"class":702,"line":965},[700,1869,1808],{"class":880},[700,1871,1872],{"class":781}," user",[700,1874,1374],{"class":777},[700,1876,1877],{"class":773}," await",[700,1879,1124],{"class":781},[700,1881,921],{"class":777},[700,1883,1884],{"class":781},"DB",[700,1886,921],{"class":777},[700,1888,1889],{"class":815},"prepare",[700,1891,819],{"class":828},[700,1893,847],{"class":777},[700,1895,1896],{"class":709},"SELECT * FROM users WHERE id = ?",[700,1898,847],{"class":777},[700,1900,906],{"class":828},[700,1902,921],{"class":777},[700,1904,1905],{"class":815},"bind",[700,1907,819],{"class":828},[700,1909,1828],{"class":781},[700,1911,921],{"class":777},[700,1913,1914],{"class":781},"searchParams",[700,1916,921],{"class":777},[700,1918,1919],{"class":815},"get",[700,1921,819],{"class":828},[700,1923,847],{"class":777},[700,1925,1926],{"class":709},"userId",[700,1928,847],{"class":777},[700,1930,1931],{"class":828},"))",[700,1933,921],{"class":777},[700,1935,1936],{"class":815},"first",[700,1938,1624],{"class":828},[700,1940,1941,1943,1945,1947,1949,1951,1953,1955,1957,1960,1962,1964,1966,1969,1971,1974,1976,1978,1980,1983,1985,1987],{"class":702,"line":996},[700,1942,918],{"class":781},[700,1944,921],{"class":777},[700,1946,924],{"class":815},[700,1948,819],{"class":828},[700,1950,929],{"class":777},[700,1952,1872],{"class":828},[700,1954,832],{"class":777},[700,1956,778],{"class":777},[700,1958,1959],{"class":828}," id",[700,1961,832],{"class":777},[700,1963,1872],{"class":781},[700,1965,921],{"class":777},[700,1967,1968],{"class":781},"id",[700,1970,785],{"class":777},[700,1972,1973],{"class":828}," plan",[700,1975,832],{"class":777},[700,1977,1872],{"class":781},[700,1979,921],{"class":777},[700,1981,1982],{"class":781},"plan",[700,1984,791],{"class":777},[700,1986,791],{"class":777},[700,1988,859],{"class":828},[700,1990,1991],{"class":702,"line":1291},[700,1992,809],{"emptyLinePlaceholder":808},[700,1994,1995,1997,2000,2002,2004,2006,2008,2010,2012,2014,2016,2018,2021,2023,2025,2027,2029,2031,2034,2036,2038,2040,2042,2044],{"class":702,"line":1327},[700,1996,1808],{"class":880},[700,1998,1999],{"class":781}," orders",[700,2001,1374],{"class":777},[700,2003,1877],{"class":773},[700,2005,1124],{"class":781},[700,2007,921],{"class":777},[700,2009,1884],{"class":781},[700,2011,921],{"class":777},[700,2013,1889],{"class":815},[700,2015,819],{"class":828},[700,2017,847],{"class":777},[700,2019,2020],{"class":709},"SELECT COUNT(*) as count FROM orders WHERE user_id = ?",[700,2022,847],{"class":777},[700,2024,906],{"class":828},[700,2026,921],{"class":777},[700,2028,1905],{"class":815},[700,2030,819],{"class":828},[700,2032,2033],{"class":781},"user",[700,2035,921],{"class":777},[700,2037,1968],{"class":781},[700,2039,906],{"class":828},[700,2041,921],{"class":777},[700,2043,1936],{"class":815},[700,2045,1624],{"class":828},[700,2047,2048,2050,2052,2054,2056,2058,2060,2062,2064,2067,2069,2071,2073,2076,2078,2080],{"class":702,"line":1339},[700,2049,918],{"class":781},[700,2051,921],{"class":777},[700,2053,924],{"class":815},[700,2055,819],{"class":828},[700,2057,929],{"class":777},[700,2059,1999],{"class":828},[700,2061,832],{"class":777},[700,2063,778],{"class":777},[700,2065,2066],{"class":828}," count",[700,2068,832],{"class":777},[700,2070,1999],{"class":781},[700,2072,921],{"class":777},[700,2074,2075],{"class":781},"count",[700,2077,791],{"class":777},[700,2079,791],{"class":777},[700,2081,859],{"class":828},[700,2083,2084],{"class":702,"line":1358},[700,2085,809],{"emptyLinePlaceholder":808},[700,2087,2088,2090,2092,2094],{"class":702,"line":1397},[700,2089,918],{"class":781},[700,2091,921],{"class":777},[700,2093,1621],{"class":815},[700,2095,1624],{"class":828},[700,2097,2098,2100,2102,2104,2106,2108,2110,2112,2114,2116,2118],{"class":702,"line":1403},[700,2099,968],{"class":773},[700,2101,971],{"class":781},[700,2103,921],{"class":777},[700,2105,976],{"class":815},[700,2107,819],{"class":828},[700,2109,929],{"class":777},[700,2111,1872],{"class":781},[700,2113,785],{"class":777},[700,2115,1999],{"class":781},[700,2117,791],{"class":777},[700,2119,859],{"class":828},[700,2121,2122,2124],{"class":702,"line":1421},[700,2123,856],{"class":777},[700,2125,859],{"class":781},[690,2127,2130],{"className":692,"code":2128,"filename":2129,"language":695,"meta":696,"style":696},"14:58:15 INFO [my-worker] GET \u002Fapi\u002Fusers 200 in 12ms\n  ├─ orders: count=5\n  ├─ user: id=usr_123 plan=pro\n  ├─ route: \u002Fapi\u002Fusers\n  └─ requestId: 4a8ff3a8-...\n","Terminal output",[608,2131,2132,2143,2157,2170,2180],{"__ignoreMap":696},[700,2133,2134,2137,2140],{"class":702,"line":703},[700,2135,2136],{"class":706},"14:58:15",[700,2138,2139],{"class":709}," INFO",[700,2141,2142],{"class":781}," [my-worker] GET \u002Fapi\u002Fusers 200 in 12ms\n",[700,2144,2145,2148,2151,2154],{"class":702,"line":805},[700,2146,2147],{"class":706},"  ├─",[700,2149,2150],{"class":709}," orders:",[700,2152,2153],{"class":709}," count=",[700,2155,2156],{"class":1439},"5\n",[700,2158,2159,2161,2164,2167],{"class":702,"line":812},[700,2160,2147],{"class":706},[700,2162,2163],{"class":709}," user:",[700,2165,2166],{"class":709}," id=usr_123",[700,2168,2169],{"class":709}," plan=pro\n",[700,2171,2172,2174,2177],{"class":702,"line":825},[700,2173,2147],{"class":706},[700,2175,2176],{"class":709}," route:",[700,2178,2179],{"class":709}," \u002Fapi\u002Fusers\n",[700,2181,2182,2185,2188],{"class":702,"line":853},[700,2183,2184],{"class":706},"  └─",[700,2186,2187],{"class":709}," requestId:",[700,2189,2190],{"class":709}," 4a8ff3a8-...\n",[678,2192,2194],{"id":2193},"error-handling","Error Handling",[604,2196,614,2197,2200],{},[608,2198,2199],{},"createError"," for structured errors and handle them with try\u002Fcatch:",[2202,2203,2204],"code-collapse",{},[690,2205,2207],{"className":763,"code":2206,"filename":765,"language":766,"meta":696,"style":696},"import { createError, parseError } from 'evlog'\nimport { defineWorkerFetch, initWorkersLogger } from 'evlog\u002Fworkers'\n\ninitWorkersLogger({ env: { service: 'my-worker' } })\n\nexport default defineWorkerFetch(async (request, env, _ctx, log) => {\n  try {\n    const body = await request.json()\n    log.set({ payment: { amount: body.amount } })\n\n    if (body.amount \u003C= 0) {\n      throw createError({\n        status: 400,\n        message: 'Invalid payment amount',\n        why: 'The amount must be a positive number',\n        fix: 'Pass a positive integer in cents',\n      })\n    }\n\n    log.emit()\n    return Response.json({ success: true })\n  } catch (error) {\n    log.error(error instanceof Error ? error : new Error(String(error)))\n    log.emit()\n\n    const parsed = parseError(error)\n    return Response.json({\n      message: parsed.message,\n      why: parsed.why,\n      fix: parsed.fix,\n    }, { status: parsed.status })\n  }\n})\n",[608,2208,2209,2234,2256,2260,2290,2294,2328,2335,2356,2393,2397,2421,2432,2444,2460,2476,2492,2499,2504,2508,2518,2543,2560,2603,2614,2619,2637,2652,2669,2686,2703,2727,2733],{"__ignoreMap":696},[700,2210,2211,2213,2215,2218,2220,2223,2225,2227,2229,2232],{"class":702,"line":703},[700,2212,774],{"class":773},[700,2214,778],{"class":777},[700,2216,2217],{"class":781}," createError",[700,2219,785],{"class":777},[700,2221,2222],{"class":781}," 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 try",[700,2334,912],{"class":777},[700,2336,2337,2340,2343,2345,2347,2350,2352,2354],{"class":702,"line":915},[700,2338,2339],{"class":880},"    const",[700,2341,2342],{"class":781}," body",[700,2344,1374],{"class":777},[700,2346,1877],{"class":773},[700,2348,2349],{"class":781}," request",[700,2351,921],{"class":777},[700,2353,976],{"class":815},[700,2355,1624],{"class":828},[700,2357,2358,2360,2362,2364,2366,2368,2371,2373,2375,2378,2380,2382,2384,2387,2389,2391],{"class":702,"line":948},[700,2359,1192],{"class":781},[700,2361,921],{"class":777},[700,2363,924],{"class":815},[700,2365,819],{"class":828},[700,2367,929],{"class":777},[700,2369,2370],{"class":828}," payment",[700,2372,832],{"class":777},[700,2374,778],{"class":777},[700,2376,2377],{"class":828}," 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status",[700,2438,832],{"class":777},[700,2440,2441],{"class":1439}," 400",[700,2443,1266],{"class":777},[700,2445,2446,2449,2451,2453,2456,2458],{"class":702,"line":1291},[700,2447,2448],{"class":828},"        message",[700,2450,832],{"class":777},[700,2452,797],{"class":777},[700,2454,2455],{"class":709},"Invalid payment amount",[700,2457,847],{"class":777},[700,2459,1266],{"class":777},[700,2461,2462,2465,2467,2469,2472,2474],{"class":702,"line":1327},[700,2463,2464],{"class":828},"        why",[700,2466,832],{"class":777},[700,2468,797],{"class":777},[700,2470,2471],{"class":709},"The amount must be a positive number",[700,2473,847],{"class":777},[700,2475,1266],{"class":777},[700,2477,2478,2481,2483,2485,2488,2490],{"class":702,"line":1339},[700,2479,2480],{"class":828},"        fix",[700,2482,832],{"class":777},[700,2484,797],{"class":777},[700,2486,2487],{"class":709},"Pass a positive integer in 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success",[700,2536,832],{"class":777},[700,2538,989],{"class":988},[700,2540,791],{"class":777},[700,2542,859],{"class":828},[700,2544,2545,2548,2551,2553,2556,2558],{"class":702,"line":1463},[700,2546,2547],{"class":777},"  }",[700,2549,2550],{"class":773}," catch",[700,2552,884],{"class":828},[700,2554,2555],{"class":781},"error",[700,2557,1443],{"class":828},[700,2559,822],{"class":777},[700,2561,2562,2564,2566,2568,2570,2572,2575,2578,2581,2584,2587,2589,2591,2593,2596,2598,2600],{"class":702,"line":1468},[700,2563,1192],{"class":781},[700,2565,921],{"class":777},[700,2567,2555],{"class":815},[700,2569,819],{"class":828},[700,2571,2555],{"class":781},[700,2573,2574],{"class":777}," instanceof",[700,2576,2577],{"class":706}," Error",[700,2579,2580],{"class":777}," ?",[700,2582,2583],{"class":781}," error",[700,2585,2586],{"class":777}," 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why",[700,2676,832],{"class":777},[700,2678,2626],{"class":781},[700,2680,921],{"class":777},[700,2682,2683],{"class":781},"why",[700,2685,1266],{"class":777},[700,2687,2689,2692,2694,2696,2698,2701],{"class":702,"line":2688},30,[700,2690,2691],{"class":828},"      fix",[700,2693,832],{"class":777},[700,2695,2626],{"class":781},[700,2697,921],{"class":777},[700,2699,2700],{"class":781},"fix",[700,2702,1266],{"class":777},[700,2704,2706,2709,2711,2714,2716,2718,2720,2723,2725],{"class":702,"line":2705},31,[700,2707,2708],{"class":777},"    },",[700,2710,778],{"class":777},[700,2712,2713],{"class":828}," status",[700,2715,832],{"class":777},[700,2717,2626],{"class":781},[700,2719,921],{"class":777},[700,2721,2722],{"class":781},"status",[700,2724,791],{"class":777},[700,2726,859],{"class":828},[700,2728,2730],{"class":702,"line":2729},32,[700,2731,2732],{"class":777},"  }\n",[700,2734,2736,2738],{"class":702,"line":2735},33,[700,2737,856],{"class":777},[700,2739,859],{"class":781},[678,2741,543],{"id":2742},"configuration",[604,2744,2745,2746,2749,2750,2753],{},"See the ",[667,2747,2748],{"href":544},"Configuration reference"," for all available options (",[608,2751,2752],{},"initLogger",", middleware options, sampling, silent mode, etc.).",[678,2755,2757],{"id":2756},"drain-enrichers","Drain & Enrichers",[604,2759,2760,2761,2763],{},"Configure drain and enrichers via ",[608,2762,816],{}," options:",[690,2765,2767],{"className":763,"code":2766,"filename":765,"language":766,"meta":696,"style":696},"import { initWorkersLogger, createWorkersLogger } from 'evlog\u002Fworkers'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createUserAgentEnricher } from 'evlog\u002Fenrichers'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport type { DrainContext } from 'evlog'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: { size: 50, intervalMs: 5000 },\n})\nconst drain = pipeline(createAxiomDrain())\nconst userAgent = createUserAgentEnricher()\n\ninitWorkersLogger({\n  env: { service: 'my-worker' },\n  drain,\n  enrich: (ctx) => {\n    userAgent(ctx)\n  },\n})\n",[608,2768,2769,2792,2810,2830,2850,2872,2876,2902,2931,2937,2957,2970,2974,2982,3002,3009,3026,3037,3041],{"__ignoreMap":696},[700,2770,2771,2773,2775,2777,2779,2782,2784,2786,2788,2790],{"class":702,"line":703},[700,2772,774],{"class":773},[700,2774,778],{"class":777},[700,2776,782],{"class":781},[700,2778,785],{"class":777},[700,2780,2781],{"class":781}," 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",[700,2965,2886],{"class":777},[700,2967,2818],{"class":815},[700,2969,1624],{"class":781},[700,2971,2972],{"class":702,"line":965},[700,2973,809],{"emptyLinePlaceholder":808},[700,2975,2976,2978,2980],{"class":702,"line":996},[700,2977,816],{"class":815},[700,2979,819],{"class":781},[700,2981,822],{"class":777},[700,2983,2984,2986,2988,2990,2992,2994,2996,2998,3000],{"class":702,"line":1291},[700,2985,829],{"class":828},[700,2987,832],{"class":777},[700,2989,778],{"class":777},[700,2991,837],{"class":828},[700,2993,832],{"class":777},[700,2995,797],{"class":777},[700,2997,844],{"class":709},[700,2999,847],{"class":777},[700,3001,850],{"class":777},[700,3003,3004,3007],{"class":702,"line":1327},[700,3005,3006],{"class":781},"  drain",[700,3008,1266],{"class":777},[700,3010,3011,3014,3016,3018,3020,3022,3024],{"class":702,"line":1339},[700,3012,3013],{"class":815},"  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