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Install",[618,619,620,645,659,673],"code-group",{},[621,622,628],"pre",{"className":623,"code":624,"filename":625,"language":626,"meta":627,"style":627},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog\n","pnpm","bash","",[539,629,630],{"__ignoreMap":627},[631,632,635,638,642],"span",{"class":633,"line":634},"line",1,[631,636,625],{"class":637},"sBMFI",[631,639,641],{"class":640},"sfazB"," add",[631,643,644],{"class":640}," evlog\n",[621,646,649],{"className":623,"code":647,"filename":648,"language":626,"meta":627,"style":627},"bun add evlog\n","bun",[539,650,651],{"__ignoreMap":627},[631,652,653,655,657],{"class":633,"line":634},[631,654,648],{"class":637},[631,656,641],{"class":640},[631,658,644],{"class":640},[621,660,663],{"className":623,"code":661,"filename":662,"language":626,"meta":627,"style":627},"yarn add evlog\n","yarn",[539,664,665],{"__ignoreMap":627},[631,666,667,669,671],{"class":633,"line":634},[631,668,662],{"class":637},[631,670,641],{"class":640},[631,672,644],{"class":640},[621,674,677],{"className":623,"code":675,"filename":676,"language":626,"meta":627,"style":627},"npm install evlog\n","npm",[539,678,679],{"__ignoreMap":627},[631,680,681,683,686],{"class":633,"line":634},[631,682,676],{"class":637},[631,684,685],{"class":640}," install",[631,687,644],{"class":640},[613,689,691],{"id":690},"_2-wrap-your-fetch-handler","2. Wrap your fetch handler",[621,693,698],{"className":694,"code":695,"filename":696,"language":697,"meta":627,"style":627},"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",[539,699,700,734,741,754,782,791,796,844,877,882,889,894,925],{"__ignoreMap":627},[631,701,702,706,710,714,717,720,723,726,729,731],{"class":633,"line":634},[631,703,705],{"class":704},"s7zQu","import",[631,707,709],{"class":708},"sMK4o"," {",[631,711,713],{"class":712},"sTEyZ"," initWorkersLogger",[631,715,716],{"class":708},",",[631,718,719],{"class":712}," withEvlog",[631,721,722],{"class":708}," }",[631,724,725],{"class":704}," from",[631,727,728],{"class":708}," '",[631,730,541],{"class":640},[631,732,733],{"class":708},"'\n",[631,735,737],{"class":633,"line":736},2,[631,738,740],{"emptyLinePlaceholder":739},true,"\n",[631,742,744,748,751],{"class":633,"line":743},3,[631,745,747],{"class":746},"s2Zo4","initWorkersLogger",[631,749,750],{"class":712},"(",[631,752,753],{"class":708},"{\n",[631,755,757,761,764,766,769,771,773,776,779],{"class":633,"line":756},4,[631,758,760],{"class":759},"swJcz","  env",[631,762,763],{"class":708},":",[631,765,709],{"class":708},[631,767,768],{"class":759}," service",[631,770,763],{"class":708},[631,772,728],{"class":708},[631,774,775],{"class":640},"my-worker",[631,777,778],{"class":708},"'",[631,780,781],{"class":708}," },\n",[631,783,785,788],{"class":633,"line":784},5,[631,786,787],{"class":708},"}",[631,789,790],{"class":712},")\n",[631,792,794],{"class":633,"line":793},6,[631,795,740],{"emptyLinePlaceholder":739},[631,797,799,802,805,807,809,813,816,820,822,825,827,830,832,835,838,841],{"class":633,"line":798},7,[631,800,801],{"class":704},"export",[631,803,804],{"class":704}," default",[631,806,719],{"class":746},[631,808,750],{"class":712},[631,810,812],{"class":811},"spNyl","async",[631,814,815],{"class":708}," (",[631,817,819],{"class":818},"sHdIc","request",[631,821,716],{"class":708},[631,823,824],{"class":818}," _env",[631,826,716],{"class":708},[631,828,829],{"class":818}," _ctx",[631,831,716],{"class":708},[631,833,834],{"class":818}," log",[631,836,837],{"class":708},")",[631,839,840],{"class":811}," =>",[631,842,843],{"class":708}," {\n",[631,845,847,850,853,856,858,861,864,866,868,871,873,875],{"class":633,"line":846},8,[631,848,849],{"class":712},"  log",[631,851,852],{"class":708},".",[631,854,855],{"class":746},"set",[631,857,750],{"class":759},[631,859,860],{"class":708},"{",[631,862,863],{"class":759}," action",[631,865,763],{"class":708},[631,867,728],{"class":708},[631,869,870],{"class":640},"handle_request",[631,872,778],{"class":708},[631,874,722],{"class":708},[631,876,790],{"class":759},[631,878,880],{"class":633,"line":879},9,[631,881,740],{"emptyLinePlaceholder":739},[631,883,885],{"class":633,"line":884},10,[631,886,888],{"class":887},"sHwdD","  \u002F\u002F ... your handler logic\n",[631,890,892],{"class":633,"line":891},11,[631,893,740],{"emptyLinePlaceholder":739},[631,895,897,900,903,905,908,910,912,915,917,921,923],{"class":633,"line":896},12,[631,898,899],{"class":704},"  return",[631,901,902],{"class":712}," Response",[631,904,852],{"class":708},[631,906,907],{"class":746},"json",[631,909,750],{"class":759},[631,911,860],{"class":708},[631,913,914],{"class":759}," ok",[631,916,763],{"class":708},[631,918,920],{"class":919},"sfNiH"," true",[631,922,722],{"class":708},[631,924,790],{"class":759},[631,926,928,930],{"class":633,"line":927},13,[631,929,787],{"class":708},[631,931,790],{"class":712},[535,933,934,936,937,940,941,944,945,950,951,954],{},[539,935,551],{}," emits one wide event per request when the handler returns — no manual ",[539,938,939],{},"log.emit()",". It reads ",[539,942,943],{},"ExecutionContext"," off the third argument, so async ",[547,946,947],{},[539,948,949],{},"drain"," calls (PostHog, Axiom, …) are registered with ",[539,952,953],{},"waitUntil"," and stay alive after the response is returned. Streaming responses defer the emit until the body completes.",[535,956,957,960,961,964,965,968,969,972,973,972,976,972,978,981,982,985],{},[539,958,959],{},"requestId"," comes from ",[539,962,963],{},"x-request-id"," when the caller sends one, falling back to ",[539,966,967],{},"cf-ray",". ",[539,970,971],{},"method",", ",[539,974,975],{},"path",[539,977,967],{},[539,979,980],{},"traceparent"," and the safe subset of ",[539,983,984],{},"request.cf"," are captured automatically.",[613,987,336],{"id":988},"options",[535,990,991,993],{},[539,992,551],{}," accepts the same options as every other framework integration:",[621,995,997],{"className":694,"code":996,"filename":696,"language":697,"meta":627,"style":627},"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",[539,998,999,1021,1041,1045,1076,1080,1091,1119,1148,1173,1178,1183,1198,1220,1256,1268,1287,1326,1332,1350,1387,1392,1397],{"__ignoreMap":627},[631,1000,1001,1003,1005,1007,1009,1011,1013,1015,1017,1019],{"class":633,"line":634},[631,1002,705],{"class":704},[631,1004,709],{"class":708},[631,1006,713],{"class":712},[631,1008,716],{"class":708},[631,1010,719],{"class":712},[631,1012,722],{"class":708},[631,1014,725],{"class":704},[631,1016,728],{"class":708},[631,1018,541],{"class":640},[631,1020,733],{"class":708},[631,1022,1023,1025,1027,1030,1032,1034,1036,1039],{"class":633,"line":736},[631,1024,705],{"class":704},[631,1026,709],{"class":708},[631,1028,1029],{"class":712}," createAxiomDrain",[631,1031,722],{"class":708},[631,1033,725],{"class":704},[631,1035,728],{"class":708},[631,1037,1038],{"class":640},"evlog\u002Faxiom",[631,1040,733],{"class":708},[631,1042,1043],{"class":633,"line":743},[631,1044,740],{"emptyLinePlaceholder":739},[631,1046,1047,1049,1051,1053,1056,1058,1060,1062,1064,1066,1068,1070,1072,1074],{"class":633,"line":756},[631,1048,747],{"class":746},[631,1050,750],{"class":712},[631,1052,860],{"class":708},[631,1054,1055],{"class":759}," env",[631,1057,763],{"class":708},[631,1059,709],{"class":708},[631,1061,768],{"class":759},[631,1063,763],{"class":708},[631,1065,728],{"class":708},[631,1067,775],{"class":640},[631,1069,778],{"class":708},[631,1071,722],{"class":708},[631,1073,722],{"class":708},[631,1075,790],{"class":712},[631,1077,1078],{"class":633,"line":784},[631,1079,740],{"emptyLinePlaceholder":739},[631,1081,1082,1084,1086,1088],{"class":633,"line":793},[631,1083,801],{"class":704},[631,1085,804],{"class":704},[631,1087,719],{"class":746},[631,1089,1090],{"class":712},"(\n",[631,1092,1093,1096,1098,1100,1102,1104,1106,1109,1111,1113,1115,1117],{"class":633,"line":798},[631,1094,1095],{"class":811},"  async",[631,1097,815],{"class":708},[631,1099,819],{"class":818},[631,1101,716],{"class":708},[631,1103,1055],{"class":818},[631,1105,716],{"class":708},[631,1107,1108],{"class":818}," ctx",[631,1110,716],{"class":708},[631,1112,834],{"class":818},[631,1114,837],{"class":708},[631,1116,840],{"class":811},[631,1118,843],{"class":708},[631,1120,1121,1124,1126,1128,1130,1132,1135,1137,1139,1142,1144,1146],{"class":633,"line":846},[631,1122,1123],{"class":712},"    log",[631,1125,852],{"class":708},[631,1127,855],{"class":746},[631,1129,750],{"class":759},[631,1131,860],{"class":708},[631,1133,1134],{"class":759}," route",[631,1136,763],{"class":708},[631,1138,728],{"class":708},[631,1140,1141],{"class":640},"checkout",[631,1143,778],{"class":708},[631,1145,722],{"class":708},[631,1147,790],{"class":759},[631,1149,1150,1153,1155,1157,1159,1161,1163,1165,1167,1169,1171],{"class":633,"line":879},[631,1151,1152],{"class":704},"    return",[631,1154,902],{"class":712},[631,1156,852],{"class":708},[631,1158,907],{"class":746},[631,1160,750],{"class":759},[631,1162,860],{"class":708},[631,1164,914],{"class":759},[631,1166,763],{"class":708},[631,1168,920],{"class":919},[631,1170,722],{"class":708},[631,1172,790],{"class":759},[631,1174,1175],{"class":633,"line":884},[631,1176,1177],{"class":708},"  },\n",[631,1179,1180],{"class":633,"line":891},[631,1181,1182],{"class":708},"  {\n",[631,1184,1185,1188,1190,1192,1195],{"class":633,"line":896},[631,1186,1187],{"class":759},"    drain",[631,1189,763],{"class":708},[631,1191,1029],{"class":746},[631,1193,1194],{"class":712},"()",[631,1196,1197],{"class":708},",\n",[631,1199,1200,1203,1205,1208,1210,1213,1215,1218],{"class":633,"line":927},[631,1201,1202],{"class":759},"    exclude",[631,1204,763],{"class":708},[631,1206,1207],{"class":712}," [",[631,1209,778],{"class":708},[631,1211,1212],{"class":640},"\u002Fhealth",[631,1214,778],{"class":708},[631,1216,1217],{"class":712},"]",[631,1219,1197],{"class":708},[631,1221,1223,1226,1228,1230,1232,1235,1237,1239,1241,1243,1245,1247,1250,1252,1254],{"class":633,"line":1222},14,[631,1224,1225],{"class":759},"    routes",[631,1227,763],{"class":708},[631,1229,709],{"class":708},[631,1231,728],{"class":708},[631,1233,1234],{"class":759},"\u002Fapi\u002F**",[631,1236,778],{"class":708},[631,1238,763],{"class":708},[631,1240,709],{"class":708},[631,1242,768],{"class":759},[631,1244,763],{"class":708},[631,1246,728],{"class":708},[631,1248,1249],{"class":640},"api",[631,1251,778],{"class":708},[631,1253,722],{"class":708},[631,1255,781],{"class":708},[631,1257,1259,1262,1264,1266],{"class":633,"line":1258},15,[631,1260,1261],{"class":759},"    redact",[631,1263,763],{"class":708},[631,1265,920],{"class":919},[631,1267,1197],{"class":708},[631,1269,1271,1274,1276,1278,1281,1283,1285],{"class":633,"line":1270},16,[631,1272,1273],{"class":746},"    enrich",[631,1275,763],{"class":708},[631,1277,815],{"class":708},[631,1279,1280],{"class":818},"ctx",[631,1282,837],{"class":708},[631,1284,840],{"class":811},[631,1286,843],{"class":708},[631,1288,1290,1293,1295,1298,1300,1303,1306,1308,1310,1312,1314,1316,1319,1321,1324],{"class":633,"line":1289},17,[631,1291,1292],{"class":712},"      ctx",[631,1294,852],{"class":708},[631,1296,1297],{"class":712},"event",[631,1299,852],{"class":708},[631,1301,1302],{"class":712},"colo",[631,1304,1305],{"class":708}," =",[631,1307,1108],{"class":712},[631,1309,852],{"class":708},[631,1311,1297],{"class":712},[631,1313,852],{"class":708},[631,1315,1302],{"class":712},[631,1317,1318],{"class":708}," ??",[631,1320,728],{"class":708},[631,1322,1323],{"class":640},"unknown",[631,1325,733],{"class":708},[631,1327,1329],{"class":633,"line":1328},18,[631,1330,1331],{"class":708},"    },\n",[631,1333,1335,1338,1340,1342,1344,1346,1348],{"class":633,"line":1334},19,[631,1336,1337],{"class":746},"    keep",[631,1339,763],{"class":708},[631,1341,815],{"class":708},[631,1343,1280],{"class":818},[631,1345,837],{"class":708},[631,1347,840],{"class":811},[631,1349,843],{"class":708},[631,1351,1353,1356,1358,1360,1362,1365,1368,1372,1375,1377,1379,1382,1384],{"class":633,"line":1352},20,[631,1354,1355],{"class":704},"      if",[631,1357,815],{"class":759},[631,1359,1280],{"class":712},[631,1361,852],{"class":708},[631,1363,1364],{"class":712},"duration",[631,1366,1367],{"class":708}," >",[631,1369,1371],{"class":1370},"sbssI"," 1000",[631,1373,1374],{"class":759},") ",[631,1376,1280],{"class":712},[631,1378,852],{"class":708},[631,1380,1381],{"class":712},"shouldKeep",[631,1383,1305],{"class":708},[631,1385,1386],{"class":919}," true\n",[631,1388,1390],{"class":633,"line":1389},21,[631,1391,1331],{"class":708},[631,1393,1395],{"class":633,"line":1394},22,[631,1396,1177],{"class":708},[631,1398,1400],{"class":633,"line":1399},23,[631,1401,790],{"class":712},[613,1403,1405],{"id":1404},"emitting-manually","Emitting manually",[535,1407,1408,1409,1411,1412,1414,1415,1417],{},"Prefer to own the emit? ",[539,1410,555],{}," wires ",[539,1413,943],{}," for you but leaves ",[539,1416,939],{}," to you:",[621,1419,1421],{"className":694,"code":1420,"filename":696,"language":697,"meta":627,"style":627},"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",[539,1422,1423,1446,1450,1480,1484,1518,1544,1556,1580],{"__ignoreMap":627},[631,1424,1425,1427,1429,1432,1434,1436,1438,1440,1442,1444],{"class":633,"line":634},[631,1426,705],{"class":704},[631,1428,709],{"class":708},[631,1430,1431],{"class":712}," defineWorkerFetch",[631,1433,716],{"class":708},[631,1435,713],{"class":712},[631,1437,722],{"class":708},[631,1439,725],{"class":704},[631,1441,728],{"class":708},[631,1443,541],{"class":640},[631,1445,733],{"class":708},[631,1447,1448],{"class":633,"line":736},[631,1449,740],{"emptyLinePlaceholder":739},[631,1451,1452,1454,1456,1458,1460,1462,1464,1466,1468,1470,1472,1474,1476,1478],{"class":633,"line":743},[631,1453,747],{"class":746},[631,1455,750],{"class":712},[631,1457,860],{"class":708},[631,1459,1055],{"class":759},[631,1461,763],{"class":708},[631,1463,709],{"class":708},[631,1465,768],{"class":759},[631,1467,763],{"class":708},[631,1469,728],{"class":708},[631,1471,775],{"class":640},[631,1473,778],{"class":708},[631,1475,722],{"class":708},[631,1477,722],{"class":708},[631,1479,790],{"class":712},[631,1481,1482],{"class":633,"line":756},[631,1483,740],{"emptyLinePlaceholder":739},[631,1485,1486,1488,1490,1492,1494,1496,1498,1500,1502,1504,1506,1508,1510,1512,1514,1516],{"class":633,"line":784},[631,1487,801],{"class":704},[631,1489,804],{"class":704},[631,1491,1431],{"class":746},[631,1493,750],{"class":712},[631,1495,812],{"class":811},[631,1497,815],{"class":708},[631,1499,819],{"class":818},[631,1501,716],{"class":708},[631,1503,824],{"class":818},[631,1505,716],{"class":708},[631,1507,829],{"class":818},[631,1509,716],{"class":708},[631,1511,834],{"class":818},[631,1513,837],{"class":708},[631,1515,840],{"class":811},[631,1517,843],{"class":708},[631,1519,1520,1522,1524,1526,1528,1530,1532,1534,1536,1538,1540,1542],{"class":633,"line":793},[631,1521,849],{"class":712},[631,1523,852],{"class":708},[631,1525,855],{"class":746},[631,1527,750],{"class":759},[631,1529,860],{"class":708},[631,1531,863],{"class":759},[631,1533,763],{"class":708},[631,1535,728],{"class":708},[631,1537,870],{"class":640},[631,1539,778],{"class":708},[631,1541,722],{"class":708},[631,1543,790],{"class":759},[631,1545,1546,1548,1550,1553],{"class":633,"line":798},[631,1547,849],{"class":712},[631,1549,852],{"class":708},[631,1551,1552],{"class":746},"emit",[631,1554,1555],{"class":759},"()\n",[631,1557,1558,1560,1562,1564,1566,1568,1570,1572,1574,1576,1578],{"class":633,"line":846},[631,1559,899],{"class":704},[631,1561,902],{"class":712},[631,1563,852],{"class":708},[631,1565,907],{"class":746},[631,1567,750],{"class":759},[631,1569,860],{"class":708},[631,1571,914],{"class":759},[631,1573,763],{"class":708},[631,1575,920],{"class":919},[631,1577,722],{"class":708},[631,1579,790],{"class":759},[631,1581,1582,1584],{"class":633,"line":879},[631,1583,787],{"class":708},[631,1585,790],{"class":712},[1587,1588,1590,1592,1593,1595,1596,1599,1600,972,1603,972,1606,972,1609,972,1612,1592,1615,1618,1619,1622,1623,1625],"callout",{"color":1589,"icon":13},"info",[539,1591,555],{}," and ",[539,1594,559],{}," are the low-level path: they create the logger and leave the lifecycle to you, so ",[539,1597,1598],{},"include"," \u002F ",[539,1601,1602],{},"exclude",[539,1604,1605],{},"routes",[539,1607,1608],{},"redact",[539,1610,1611],{},"enrich",[539,1613,1614],{},"keep",[539,1616,1617],{},"plugins"," do ",[547,1620,1621],{},"not"," apply. Use ",[539,1624,551],{}," to get them.",[609,1627,46],{"id":1628},"wide-events",[535,1630,1631],{},"Build up context progressively, then emit at the end:",[621,1633,1635],{"className":694,"code":1634,"filename":696,"language":697,"meta":627,"style":627},"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",[539,1636,1637,1659,1663,1671,1691,1697,1701,1735,1762,1766,1793,1797,1870,1920,1924,1977,2013,2017,2027,2051],{"__ignoreMap":627},[631,1638,1639,1641,1643,1645,1647,1649,1651,1653,1655,1657],{"class":633,"line":634},[631,1640,705],{"class":704},[631,1642,709],{"class":708},[631,1644,1431],{"class":712},[631,1646,716],{"class":708},[631,1648,713],{"class":712},[631,1650,722],{"class":708},[631,1652,725],{"class":704},[631,1654,728],{"class":708},[631,1656,541],{"class":640},[631,1658,733],{"class":708},[631,1660,1661],{"class":633,"line":736},[631,1662,740],{"emptyLinePlaceholder":739},[631,1664,1665,1667,1669],{"class":633,"line":743},[631,1666,747],{"class":746},[631,1668,750],{"class":712},[631,1670,753],{"class":708},[631,1672,1673,1675,1677,1679,1681,1683,1685,1687,1689],{"class":633,"line":756},[631,1674,760],{"class":759},[631,1676,763],{"class":708},[631,1678,709],{"class":708},[631,1680,768],{"class":759},[631,1682,763],{"class":708},[631,1684,728],{"class":708},[631,1686,775],{"class":640},[631,1688,778],{"class":708},[631,1690,781],{"class":708},[631,1692,1693,1695],{"class":633,"line":784},[631,1694,787],{"class":708},[631,1696,790],{"class":712},[631,1698,1699],{"class":633,"line":793},[631,1700,740],{"emptyLinePlaceholder":739},[631,1702,1703,1705,1707,1709,1711,1713,1715,1717,1719,1721,1723,1725,1727,1729,1731,1733],{"class":633,"line":798},[631,1704,801],{"class":704},[631,1706,804],{"class":704},[631,1708,1431],{"class":746},[631,1710,750],{"class":712},[631,1712,812],{"class":811},[631,1714,815],{"class":708},[631,1716,819],{"class":818},[631,1718,716],{"class":708},[631,1720,1055],{"class":818},[631,1722,716],{"class":708},[631,1724,829],{"class":818},[631,1726,716],{"class":708},[631,1728,834],{"class":818},[631,1730,837],{"class":708},[631,1732,840],{"class":811},[631,1734,843],{"class":708},[631,1736,1737,1740,1743,1745,1748,1751,1753,1755,1757,1760],{"class":633,"line":846},[631,1738,1739],{"class":811},"  const",[631,1741,1742],{"class":712}," url",[631,1744,1305],{"class":708},[631,1746,1747],{"class":708}," new",[631,1749,1750],{"class":746}," URL",[631,1752,750],{"class":759},[631,1754,819],{"class":712},[631,1756,852],{"class":708},[631,1758,1759],{"class":712},"url",[631,1761,790],{"class":759},[631,1763,1764],{"class":633,"line":879},[631,1765,740],{"emptyLinePlaceholder":739},[631,1767,1768,1770,1772,1774,1776,1778,1780,1782,1784,1786,1789,1791],{"class":633,"line":884},[631,1769,849],{"class":712},[631,1771,852],{"class":708},[631,1773,855],{"class":746},[631,1775,750],{"class":759},[631,1777,860],{"class":708},[631,1779,1134],{"class":759},[631,1781,763],{"class":708},[631,1783,1742],{"class":712},[631,1785,852],{"class":708},[631,1787,1788],{"class":712},"pathname",[631,1790,722],{"class":708},[631,1792,790],{"class":759},[631,1794,1795],{"class":633,"line":891},[631,1796,740],{"emptyLinePlaceholder":739},[631,1798,1799,1801,1804,1806,1809,1811,1813,1816,1818,1821,1823,1825,1828,1830,1832,1834,1837,1839,1841,1843,1846,1848,1851,1853,1855,1858,1860,1863,1865,1868],{"class":633,"line":896},[631,1800,1739],{"class":811},[631,1802,1803],{"class":712}," user",[631,1805,1305],{"class":708},[631,1807,1808],{"class":704}," await",[631,1810,1055],{"class":712},[631,1812,852],{"class":708},[631,1814,1815],{"class":712},"DB",[631,1817,852],{"class":708},[631,1819,1820],{"class":746},"prepare",[631,1822,750],{"class":759},[631,1824,778],{"class":708},[631,1826,1827],{"class":640},"SELECT * FROM users WHERE id = ?",[631,1829,778],{"class":708},[631,1831,837],{"class":759},[631,1833,852],{"class":708},[631,1835,1836],{"class":746},"bind",[631,1838,750],{"class":759},[631,1840,1759],{"class":712},[631,1842,852],{"class":708},[631,1844,1845],{"class":712},"searchParams",[631,1847,852],{"class":708},[631,1849,1850],{"class":746},"get",[631,1852,750],{"class":759},[631,1854,778],{"class":708},[631,1856,1857],{"class":640},"userId",[631,1859,778],{"class":708},[631,1861,1862],{"class":759},"))",[631,1864,852],{"class":708},[631,1866,1867],{"class":746},"first",[631,1869,1555],{"class":759},[631,1871,1872,1874,1876,1878,1880,1882,1884,1886,1888,1891,1893,1895,1897,1900,1902,1905,1907,1909,1911,1914,1916,1918],{"class":633,"line":927},[631,1873,849],{"class":712},[631,1875,852],{"class":708},[631,1877,855],{"class":746},[631,1879,750],{"class":759},[631,1881,860],{"class":708},[631,1883,1803],{"class":759},[631,1885,763],{"class":708},[631,1887,709],{"class":708},[631,1889,1890],{"class":759}," id",[631,1892,763],{"class":708},[631,1894,1803],{"class":712},[631,1896,852],{"class":708},[631,1898,1899],{"class":712},"id",[631,1901,716],{"class":708},[631,1903,1904],{"class":759}," plan",[631,1906,763],{"class":708},[631,1908,1803],{"class":712},[631,1910,852],{"class":708},[631,1912,1913],{"class":712},"plan",[631,1915,722],{"class":708},[631,1917,722],{"class":708},[631,1919,790],{"class":759},[631,1921,1922],{"class":633,"line":1222},[631,1923,740],{"emptyLinePlaceholder":739},[631,1925,1926,1928,1931,1933,1935,1937,1939,1941,1943,1945,1947,1949,1952,1954,1956,1958,1960,1962,1965,1967,1969,1971,1973,1975],{"class":633,"line":1258},[631,1927,1739],{"class":811},[631,1929,1930],{"class":712}," orders",[631,1932,1305],{"class":708},[631,1934,1808],{"class":704},[631,1936,1055],{"class":712},[631,1938,852],{"class":708},[631,1940,1815],{"class":712},[631,1942,852],{"class":708},[631,1944,1820],{"class":746},[631,1946,750],{"class":759},[631,1948,778],{"class":708},[631,1950,1951],{"class":640},"SELECT COUNT(*) as count FROM orders WHERE user_id = ?",[631,1953,778],{"class":708},[631,1955,837],{"class":759},[631,1957,852],{"class":708},[631,1959,1836],{"class":746},[631,1961,750],{"class":759},[631,1963,1964],{"class":712},"user",[631,1966,852],{"class":708},[631,1968,1899],{"class":712},[631,1970,837],{"class":759},[631,1972,852],{"class":708},[631,1974,1867],{"class":746},[631,1976,1555],{"class":759},[631,1978,1979,1981,1983,1985,1987,1989,1991,1993,1995,1998,2000,2002,2004,2007,2009,2011],{"class":633,"line":1270},[631,1980,849],{"class":712},[631,1982,852],{"class":708},[631,1984,855],{"class":746},[631,1986,750],{"class":759},[631,1988,860],{"class":708},[631,1990,1930],{"class":759},[631,1992,763],{"class":708},[631,1994,709],{"class":708},[631,1996,1997],{"class":759}," count",[631,1999,763],{"class":708},[631,2001,1930],{"class":712},[631,2003,852],{"class":708},[631,2005,2006],{"class":712},"count",[631,2008,722],{"class":708},[631,2010,722],{"class":708},[631,2012,790],{"class":759},[631,2014,2015],{"class":633,"line":1289},[631,2016,740],{"emptyLinePlaceholder":739},[631,2018,2019,2021,2023,2025],{"class":633,"line":1328},[631,2020,849],{"class":712},[631,2022,852],{"class":708},[631,2024,1552],{"class":746},[631,2026,1555],{"class":759},[631,2028,2029,2031,2033,2035,2037,2039,2041,2043,2045,2047,2049],{"class":633,"line":1334},[631,2030,899],{"class":704},[631,2032,902],{"class":712},[631,2034,852],{"class":708},[631,2036,907],{"class":746},[631,2038,750],{"class":759},[631,2040,860],{"class":708},[631,2042,1803],{"class":712},[631,2044,716],{"class":708},[631,2046,1930],{"class":712},[631,2048,722],{"class":708},[631,2050,790],{"class":759},[631,2052,2053,2055],{"class":633,"line":1352},[631,2054,787],{"class":708},[631,2056,790],{"class":712},[621,2058,2061],{"className":623,"code":2059,"filename":2060,"language":626,"meta":627,"style":627},"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",[539,2062,2063,2074,2088,2101,2111],{"__ignoreMap":627},[631,2064,2065,2068,2071],{"class":633,"line":634},[631,2066,2067],{"class":637},"14:58:15",[631,2069,2070],{"class":640}," INFO",[631,2072,2073],{"class":712}," [my-worker] GET \u002Fapi\u002Fusers 200 in 12ms\n",[631,2075,2076,2079,2082,2085],{"class":633,"line":736},[631,2077,2078],{"class":637},"  ├─",[631,2080,2081],{"class":640}," orders:",[631,2083,2084],{"class":640}," count=",[631,2086,2087],{"class":1370},"5\n",[631,2089,2090,2092,2095,2098],{"class":633,"line":743},[631,2091,2078],{"class":637},[631,2093,2094],{"class":640}," user:",[631,2096,2097],{"class":640}," id=usr_123",[631,2099,2100],{"class":640}," plan=pro\n",[631,2102,2103,2105,2108],{"class":633,"line":756},[631,2104,2078],{"class":637},[631,2106,2107],{"class":640}," route:",[631,2109,2110],{"class":640}," \u002Fapi\u002Fusers\n",[631,2112,2113,2116,2119],{"class":633,"line":784},[631,2114,2115],{"class":637},"  └─",[631,2117,2118],{"class":640}," requestId:",[631,2120,2121],{"class":640}," 4a8ff3a8-...\n",[609,2123,2125],{"id":2124},"error-handling","Error Handling",[535,2127,545,2128,2131],{},[539,2129,2130],{},"createError"," for structured errors and handle them with try\u002Fcatch:",[2133,2134,2135],"code-collapse",{},[621,2136,2138],{"className":694,"code":2137,"filename":696,"language":697,"meta":627,"style":627},"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",[539,2139,2140,2165,2187,2191,2221,2225,2259,2266,2287,2324,2328,2352,2363,2375,2391,2407,2423,2430,2435,2439,2449,2474,2491,2534,2545,2550,2568,2583,2600,2617,2634,2658,2664],{"__ignoreMap":627},[631,2141,2142,2144,2146,2149,2151,2154,2156,2158,2160,2163],{"class":633,"line":634},[631,2143,705],{"class":704},[631,2145,709],{"class":708},[631,2147,2148],{"class":712}," createError",[631,2150,716],{"class":708},[631,2152,2153],{"class":712}," 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 try",[631,2265,843],{"class":708},[631,2267,2268,2271,2274,2276,2278,2281,2283,2285],{"class":633,"line":846},[631,2269,2270],{"class":811},"    const",[631,2272,2273],{"class":712}," body",[631,2275,1305],{"class":708},[631,2277,1808],{"class":704},[631,2279,2280],{"class":712}," request",[631,2282,852],{"class":708},[631,2284,907],{"class":746},[631,2286,1555],{"class":759},[631,2288,2289,2291,2293,2295,2297,2299,2302,2304,2306,2309,2311,2313,2315,2318,2320,2322],{"class":633,"line":879},[631,2290,1123],{"class":712},[631,2292,852],{"class":708},[631,2294,855],{"class":746},[631,2296,750],{"class":759},[631,2298,860],{"class":708},[631,2300,2301],{"class":759}," payment",[631,2303,763],{"class":708},[631,2305,709],{"class":708},[631,2307,2308],{"class":759}," amount",[631,2310,763],{"class":708},[631,2312,2273],{"class":712},[631,2314,852],{"class":708},[631,2316,2317],{"class":712},"amount",[631,2319,722],{"class":708},[631,2321,722],{"class":708},[631,2323,790],{"class":759},[631,2325,2326],{"class":633,"line":884},[631,2327,740],{"emptyLinePlaceholder":739},[631,2329,2330,2333,2335,2338,2340,2342,2345,2348,2350],{"class":633,"line":891},[631,2331,2332],{"class":704},"    if",[631,2334,815],{"class":759},[631,2336,2337],{"class":712},"body",[631,2339,852],{"class":708},[631,2341,2317],{"class":712},[631,2343,2344],{"class":708}," \u003C=",[631,2346,2347],{"class":1370}," 0",[631,2349,1374],{"class":759},[631,2351,753],{"class":708},[631,2353,2354,2357,2359,2361],{"class":633,"line":896},[631,2355,2356],{"class":704},"      throw",[631,2358,2148],{"class":746},[631,2360,750],{"class":759},[631,2362,753],{"class":708},[631,2364,2365,2368,2370,2373],{"class":633,"line":927},[631,2366,2367],{"class":759},"        status",[631,2369,763],{"class":708},[631,2371,2372],{"class":1370}," 400",[631,2374,1197],{"class":708},[631,2376,2377,2380,2382,2384,2387,2389],{"class":633,"line":1222},[631,2378,2379],{"class":759},"        message",[631,2381,763],{"class":708},[631,2383,728],{"class":708},[631,2385,2386],{"class":640},"Invalid payment amount",[631,2388,778],{"class":708},[631,2390,1197],{"class":708},[631,2392,2393,2396,2398,2400,2403,2405],{"class":633,"line":1258},[631,2394,2395],{"class":759},"        why",[631,2397,763],{"class":708},[631,2399,728],{"class":708},[631,2401,2402],{"class":640},"The amount must be a positive number",[631,2404,778],{"class":708},[631,2406,1197],{"class":708},[631,2408,2409,2412,2414,2416,2419,2421],{"class":633,"line":1270},[631,2410,2411],{"class":759},"        fix",[631,2413,763],{"class":708},[631,2415,728],{"class":708},[631,2417,2418],{"class":640},"Pass a positive integer in cents",[631,2420,778],{"class":708},[631,2422,1197],{"class":708},[631,2424,2425,2428],{"class":633,"line":1289},[631,2426,2427],{"class":708},"      }",[631,2429,790],{"class":759},[631,2431,2432],{"class":633,"line":1328},[631,2433,2434],{"class":708},"    }\n",[631,2436,2437],{"class":633,"line":1334},[631,2438,740],{"emptyLinePlaceholder":739},[631,2440,2441,2443,2445,2447],{"class":633,"line":1352},[631,2442,1123],{"class":712},[631,2444,852],{"class":708},[631,2446,1552],{"class":746},[631,2448,1555],{"class":759},[631,2450,2451,2453,2455,2457,2459,2461,2463,2466,2468,2470,2472],{"class":633,"line":1389},[631,2452,1152],{"class":704},[631,2454,902],{"class":712},[631,2456,852],{"class":708},[631,2458,907],{"class":746},[631,2460,750],{"class":759},[631,2462,860],{"class":708},[631,2464,2465],{"class":759}," success",[631,2467,763],{"class":708},[631,2469,920],{"class":919},[631,2471,722],{"class":708},[631,2473,790],{"class":759},[631,2475,2476,2479,2482,2484,2487,2489],{"class":633,"line":1394},[631,2477,2478],{"class":708},"  }",[631,2480,2481],{"class":704}," catch",[631,2483,815],{"class":759},[631,2485,2486],{"class":712},"error",[631,2488,1374],{"class":759},[631,2490,753],{"class":708},[631,2492,2493,2495,2497,2499,2501,2503,2506,2509,2512,2515,2518,2520,2522,2524,2527,2529,2531],{"class":633,"line":1399},[631,2494,1123],{"class":712},[631,2496,852],{"class":708},[631,2498,2486],{"class":746},[631,2500,750],{"class":759},[631,2502,2486],{"class":712},[631,2504,2505],{"class":708}," instanceof",[631,2507,2508],{"class":637}," Error",[631,2510,2511],{"class":708}," ?",[631,2513,2514],{"class":712}," error",[631,2516,2517],{"class":708}," 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parsed",[631,2559,1305],{"class":708},[631,2561,2153],{"class":746},[631,2563,750],{"class":759},[631,2565,2486],{"class":712},[631,2567,790],{"class":759},[631,2569,2571,2573,2575,2577,2579,2581],{"class":633,"line":2570},27,[631,2572,1152],{"class":704},[631,2574,902],{"class":712},[631,2576,852],{"class":708},[631,2578,907],{"class":746},[631,2580,750],{"class":759},[631,2582,753],{"class":708},[631,2584,2586,2589,2591,2593,2595,2598],{"class":633,"line":2585},28,[631,2587,2588],{"class":759},"      message",[631,2590,763],{"class":708},[631,2592,2557],{"class":712},[631,2594,852],{"class":708},[631,2596,2597],{"class":712},"message",[631,2599,1197],{"class":708},[631,2601,2603,2606,2608,2610,2612,2615],{"class":633,"line":2602},29,[631,2604,2605],{"class":759},"      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}\n",[631,2665,2667,2669],{"class":633,"line":2666},33,[631,2668,787],{"class":708},[631,2670,790],{"class":712},[609,2672,504],{"id":2673},"configuration",[535,2675,2676,2677,2680,2681,2684],{},"See the ",[598,2678,2679],{"href":505},"Configuration reference"," for all available options (",[539,2682,2683],{},"initLogger",", middleware options, sampling, silent mode, etc.).",[609,2686,2688],{"id":2687},"drain-enrichers","Drain & Enrichers",[535,2690,2691,2692,2694],{},"Configure drain and enrichers via ",[539,2693,747],{}," options:",[621,2696,2698],{"className":694,"code":2697,"filename":696,"language":697,"meta":627,"style":627},"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",[539,2699,2700,2723,2741,2761,2781,2803,2807,2833,2862,2868,2888,2901,2905,2913,2933,2940,2957,2968,2972],{"__ignoreMap":627},[631,2701,2702,2704,2706,2708,2710,2713,2715,2717,2719,2721],{"class":633,"line":634},[631,2703,705],{"class":704},[631,2705,709],{"class":708},[631,2707,713],{"class":712},[631,2709,716],{"class":708},[631,2711,2712],{"class":712}," createWorkersLogger",[631,2714,722],{"class":708},[631,2716,725],{"class":704},[631,2718,728],{"class":708},[631,2720,541],{"class":640},[631,2722,733],{"class":708},[631,2724,2725,2727,2729,2731,2733,2735,2737,2739],{"class":633,"line":736},[631,2726,705],{"class":704},[631,2728,709],{"class":708},[631,2730,1029],{"class":712},[631,2732,722],{"class":708},[631,2734,725],{"class":704},[631,2736,728],{"class":708},[631,2738,1038],{"class":640},[631,2740,733],{"class":708},[631,2742,2743,2745,2747,2750,2752,2754,2756,2759],{"class":633,"line":743},[631,2744,705],{"class":704},[631,2746,709],{"class":708},[631,2748,2749],{"class":712}," createUserAgentEnricher",[631,2751,722],{"class":708},[631,2753,725],{"class":704},[631,2755,728],{"class":708},[631,2757,2758],{"class":640},"evlog\u002Fenrichers",[631,2760,733],{"class":708},[631,2762,2763,2765,2767,2770,2772,2774,2776,2779],{"class":633,"line":756},[631,2764,705],{"class":704},[631,2766,709],{"class":708},[631,2768,2769],{"class":712}," createDrainPipeline",[631,2771,722],{"class":708},[631,2773,725],{"class":704},[631,2775,728],{"class":708},[631,2777,2778],{"class":640},"evlog\u002Fpipeline",[631,2780,733],{"class":708},[631,2782,2783,2785,2788,2790,2793,2795,2797,2799,2801],{"class":633,"line":784},[631,2784,705],{"class":704},[631,2786,2787],{"class":704}," type",[631,2789,709],{"class":708},[631,2791,2792],{"class":712}," 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