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=>",[521,829,830],{"class":614}," {\n",[521,832,834,837,839,842,844,847,849,851,854,856,858,861,863,865],{"class":523,"line":833},14,[521,835,836],{"class":607},"  request",[521,838,777],{"class":614},[521,840,841],{"class":607},"log",[521,843,777],{"class":614},[521,845,846],{"class":677},"set",[521,848,681],{"class":690},[521,850,747],{"class":614},[521,852,853],{"class":690}," route",[521,855,694],{"class":614},[521,857,615],{"class":614},[521,859,860],{"class":530},"health",[521,862,709],{"class":614},[521,864,635],{"class":614},[521,866,721],{"class":690},[521,868,870,873,875,878,880,883],{"class":523,"line":869},15,[521,871,872],{"class":603},"  return",[521,874,629],{"class":614},[521,876,877],{"class":690}," ok",[521,879,694],{"class":614},[521,881,882],{"class":755}," true",[521,884,885],{"class":614}," }\n",[521,887,889,891],{"class":523,"line":888},16,[521,890,718],{"class":614},[521,892,721],{"class":607},[521,894,896],{"class":523,"line":895},17,[521,897,671],{"emptyLinePlaceholder":670},[521,899,901,903,905,907,910,912,914,917,919,923,925],{"class":523,"line":900},18,[521,902,771],{"class":603},[521,904,774],{"class":607},[521,906,777],{"class":614},[521,908,909],{"class":677},"listen",[521,911,681],{"class":607},[521,913,747],{"class":614},[521,915,916],{"class":690}," port",[521,918,694],{"class":614},[521,920,922],{"class":921},"sbssI"," 3000",[521,924,635],{"class":614},[521,926,721],{"class":607},[928,929,931,935,936,942,943,946,947,950],"callout",{"color":930,"icon":195},"info",[932,933,934],"strong",{},"Using Vite?"," The ",[488,937,938,941],{"href":193},[439,939,940],{},"evlog\u002Fvite"," plugin"," replaces the ",[439,944,945],{},"initLogger()"," call with compile-time auto-initialization, strips ",[439,948,949],{},"log.debug()"," from production builds, and injects source locations.",[435,952,953,955,956,959],{},[439,954,445],{}," is the evlog wide-event logger and shadows Fastify's built-in pino logger on the request. The pino logger remains accessible via ",[439,957,958],{},"fastify.log"," for server-level structured logging.",[499,961,51],{"id":962},"wide-events",[435,964,965],{},"Build up context progressively through your handler. One request = one wide event:",[511,967,969],{"className":593,"code":968,"filename":595,"language":596,"meta":517,"style":517},"app.get('\u002Fusers\u002F:id', async (request) => {\n  const { id } = request.params as { id: string }\n\n  request.log.set({ user: { id } })\n\n  const user = await db.findUser(id)\n  request.log.set({ user: { name: user.name, plan: user.plan } })\n\n  const orders = await db.findOrders(id)\n  request.log.set({ orders: { count: orders.length, totalRevenue: sum(orders) } })\n\n  return { user, orders }\n})\n",[439,970,971,1002,1039,1043,1074,1078,1104,1158,1162,1186,1244,1248,1262],{"__ignoreMap":517},[521,972,973,975,977,979,981,983,986,988,990,992,994,996,998,1000],{"class":523,"line":524},[521,974,794],{"class":607},[521,976,777],{"class":614},[521,978,799],{"class":677},[521,980,681],{"class":607},[521,982,709],{"class":614},[521,984,985],{"class":530},"\u002Fusers\u002F:id",[521,987,709],{"class":614},[521,989,811],{"class":614},[521,991,814],{"class":732},[521,993,817],{"class":614},[521,995,821],{"class":820},[521,997,824],{"class":614},[521,999,827],{"class":732},[521,1001,830],{"class":614},[521,1003,1004,1007,1009,1012,1014,1017,1020,1022,1025,1028,1030,1032,1034,1037],{"class":523,"line":624},[521,1005,1006],{"class":732},"  const",[521,1008,629],{"class":614},[521,1010,1011],{"class":607}," id",[521,1013,635],{"class":614},[521,1015,1016],{"class":614}," =",[521,1018,1019],{"class":607}," request",[521,1021,777],{"class":614},[521,1023,1024],{"class":607},"params",[521,1026,1027],{"class":603}," as",[521,1029,629],{"class":614},[521,1031,1011],{"class":690},[521,1033,694],{"class":614},[521,1035,1036],{"class":527}," string",[521,1038,885],{"class":614},[521,1040,1041],{"class":523,"line":648},[521,1042,671],{"emptyLinePlaceholder":670},[521,1044,1045,1047,1049,1051,1053,1055,1057,1059,1062,1064,1066,1068,1070,1072],{"class":523,"line":667},[521,1046,836],{"class":607},[521,1048,777],{"class":614},[521,1050,841],{"class":607},[521,1052,777],{"class":614},[521,1054,846],{"class":677},[521,1056,681],{"class":690},[521,1058,747],{"class":614},[521,1060,1061],{"class":690}," user",[521,1063,694],{"class":614},[521,1065,629],{"class":614},[521,1067,1011],{"class":607},[521,1069,635],{"class":614},[521,1071,635],{"class":614},[521,1073,721],{"class":690},[521,1075,1076],{"class":523,"line":674},[521,1077,671],{"emptyLinePlaceholder":670},[521,1079,1080,1082,1084,1086,1089,1092,1094,1097,1099,1102],{"class":523,"line":687},[521,1081,1006],{"class":732},[521,1083,1061],{"class":607},[521,1085,1016],{"class":614},[521,1087,1088],{"class":603}," await",[521,1090,1091],{"class":607}," db",[521,1093,777],{"class":614},[521,1095,1096],{"class":677},"findUser",[521,1098,681],{"class":690},[521,1100,1101],{"class":607},"id",[521,1103,721],{"class":690},[521,1105,1106,1108,1110,1112,1114,1116,1118,1120,1122,1124,1126,1129,1131,1133,1135,1138,1140,1143,1145,1147,1149,1152,1154,1156],{"class":523,"line":715},[521,1107,836],{"class":607},[521,1109,777],{"class":614},[521,1111,841],{"class":607},[521,1113,777],{"class":614},[521,1115,846],{"class":677},[521,1117,681],{"class":690},[521,1119,747],{"class":614},[521,1121,1061],{"class":690},[521,1123,694],{"class":614},[521,1125,629],{"class":614},[521,1127,1128],{"class":690}," name",[521,1130,694],{"class":614},[521,1132,1061],{"class":607},[521,1134,777],{"class":614},[521,1136,1137],{"class":607},"name",[521,1139,811],{"class":614},[521,1141,1142],{"class":690}," plan",[521,1144,694],{"class":614},[521,1146,1061],{"class":607},[521,1148,777],{"class":614},[521,1150,1151],{"class":607},"plan",[521,1153,635],{"class":614},[521,1155,635],{"class":614},[521,1157,721],{"class":690},[521,1159,1160],{"class":523,"line":724},[521,1161,671],{"emptyLinePlaceholder":670},[521,1163,1164,1166,1169,1171,1173,1175,1177,1180,1182,1184],{"class":523,"line":729},[521,1165,1006],{"class":732},[521,1167,1168],{"class":607}," orders",[521,1170,1016],{"class":614},[521,1172,1088],{"class":603},[521,1174,1091],{"class":607},[521,1176,777],{"class":614},[521,1178,1179],{"class":677},"findOrders",[521,1181,681],{"class":690},[521,1183,1101],{"class":607},[521,1185,721],{"class":690},[521,1187,1188,1190,1192,1194,1196,1198,1200,1202,1204,1206,1208,1211,1213,1215,1217,1220,1222,1225,1227,1230,1232,1235,1238,1240,1242],{"class":523,"line":763},[521,1189,836],{"class":607},[521,1191,777],{"class":614},[521,1193,841],{"class":607},[521,1195,777],{"class":614},[521,1197,846],{"class":677},[521,1199,681],{"class":690},[521,1201,747],{"class":614},[521,1203,1168],{"class":690},[521,1205,694],{"class":614},[521,1207,629],{"class":614},[521,1209,1210],{"class":690}," count",[521,1212,694],{"class":614},[521,1214,1168],{"class":607},[521,1216,777],{"class":614},[521,1218,1219],{"class":607},"length",[521,1221,811],{"class":614},[521,1223,1224],{"class":690}," totalRevenue",[521,1226,694],{"class":614},[521,1228,1229],{"class":677}," sum",[521,1231,681],{"class":690},[521,1233,1234],{"class":607},"orders",[521,1236,1237],{"class":690},") ",[521,1239,718],{"class":614},[521,1241,635],{"class":614},[521,1243,721],{"class":690},[521,1245,1246],{"class":523,"line":768},[521,1247,671],{"emptyLinePlaceholder":670},[521,1249,1250,1252,1254,1256,1258,1260],{"class":523,"line":786},[521,1251,872],{"class":603},[521,1253,629],{"class":614},[521,1255,1061],{"class":607},[521,1257,811],{"class":614},[521,1259,1168],{"class":607},[521,1261,885],{"class":614},[521,1263,1264,1266],{"class":523,"line":791},[521,1265,718],{"class":614},[521,1267,721],{"class":607},[435,1269,1270],{},"All fields are merged into a single wide event emitted when the request completes:",[511,1272,1275],{"className":513,"code":1273,"filename":1274,"language":516,"meta":517,"style":517},"14:58:15 INFO [my-api] GET \u002Fusers\u002Fusr_123 200 in 12ms\n  ├─ orders: count=2 totalRevenue=6298\n  ├─ user: id=usr_123 name=Alice plan=pro\n  └─ requestId: 4a8ff3a8-...\n","Terminal output",[439,1276,1277,1288,1308,1324],{"__ignoreMap":517},[521,1278,1279,1282,1285],{"class":523,"line":524},[521,1280,1281],{"class":527},"14:58:15",[521,1283,1284],{"class":530}," INFO",[521,1286,1287],{"class":607}," [my-api] GET \u002Fusers\u002Fusr_123 200 in 12ms\n",[521,1289,1290,1293,1296,1299,1302,1305],{"class":523,"line":624},[521,1291,1292],{"class":527},"  ├─",[521,1294,1295],{"class":530}," orders:",[521,1297,1298],{"class":530}," count=",[521,1300,1301],{"class":921},"2",[521,1303,1304],{"class":530}," totalRevenue=",[521,1306,1307],{"class":921},"6298\n",[521,1309,1310,1312,1315,1318,1321],{"class":523,"line":648},[521,1311,1292],{"class":527},[521,1313,1314],{"class":530}," user:",[521,1316,1317],{"class":530}," id=usr_123",[521,1319,1320],{"class":530}," name=Alice",[521,1322,1323],{"class":530}," plan=pro\n",[521,1325,1326,1329,1332],{"class":523,"line":667},[521,1327,1328],{"class":527},"  └─",[521,1330,1331],{"class":530}," requestId:",[521,1333,1334],{"class":530}," 4a8ff3a8-...\n",[499,1336,449],{"id":1337},"uselogger",[435,1339,1340,1341,1343],{},"Use ",[439,1342,449],{}," to access the request-scoped logger from anywhere in the call stack without passing the request object through your service layer:",[511,1345,1348],{"className":593,"code":1346,"filename":1347,"language":596,"meta":517,"style":517},"import { useLogger } from 'evlog\u002Ffastify'\n\nexport async function findUser(id: string) {\n  const log = useLogger()\n  log.set({ user: { id } })\n\n  const user = await db.findUser(id)\n  log.set({ user: { name: user.name, plan: user.plan } })\n\n  return user\n}\n","src\u002Fservices\u002Fuser.ts",[439,1349,1350,1369,1373,1398,1412,1439,1443,1465,1511,1515,1522],{"__ignoreMap":517},[521,1351,1352,1354,1356,1359,1361,1363,1365,1367],{"class":523,"line":524},[521,1353,604],{"class":603},[521,1355,629],{"class":614},[521,1357,1358],{"class":607}," useLogger",[521,1360,635],{"class":614},[521,1362,638],{"class":603},[521,1364,615],{"class":614},[521,1366,441],{"class":530},[521,1368,621],{"class":614},[521,1370,1371],{"class":523,"line":624},[521,1372,671],{"emptyLinePlaceholder":670},[521,1374,1375,1378,1380,1383,1386,1388,1390,1392,1394,1396],{"class":523,"line":648},[521,1376,1377],{"class":603},"export",[521,1379,814],{"class":732},[521,1381,1382],{"class":732}," function",[521,1384,1385],{"class":677}," findUser",[521,1387,681],{"class":614},[521,1389,1101],{"class":820},[521,1391,694],{"class":614},[521,1393,1036],{"class":527},[521,1395,824],{"class":614},[521,1397,830],{"class":614},[521,1399,1400,1402,1405,1407,1409],{"class":523,"line":667},[521,1401,1006],{"class":732},[521,1403,1404],{"class":607}," log",[521,1406,1016],{"class":614},[521,1408,1358],{"class":677},[521,1410,1411],{"class":690},"()\n",[521,1413,1414,1417,1419,1421,1423,1425,1427,1429,1431,1433,1435,1437],{"class":523,"line":674},[521,1415,1416],{"class":607},"  log",[521,1418,777],{"class":614},[521,1420,846],{"class":677},[521,1422,681],{"class":690},[521,1424,747],{"class":614},[521,1426,1061],{"class":690},[521,1428,694],{"class":614},[521,1430,629],{"class":614},[521,1432,1011],{"class":607},[521,1434,635],{"class":614},[521,1436,635],{"class":614},[521,1438,721],{"class":690},[521,1440,1441],{"class":523,"line":687},[521,1442,671],{"emptyLinePlaceholder":670},[521,1444,1445,1447,1449,1451,1453,1455,1457,1459,1461,1463],{"class":523,"line":715},[521,1446,1006],{"class":732},[521,1448,1061],{"class":607},[521,1450,1016],{"class":614},[521,1452,1088],{"class":603},[521,1454,1091],{"class":607},[521,1456,777],{"class":614},[521,1458,1096],{"class":677},[521,1460,681],{"class":690},[521,1462,1101],{"class":607},[521,1464,721],{"class":690},[521,1466,1467,1469,1471,1473,1475,1477,1479,1481,1483,1485,1487,1489,1491,1493,1495,1497,1499,1501,1503,1505,1507,1509],{"class":523,"line":724},[521,1468,1416],{"class":607},[521,1470,777],{"class":614},[521,1472,846],{"class":677},[521,1474,681],{"class":690},[521,1476,747],{"class":614},[521,1478,1061],{"class":690},[521,1480,694],{"class":614},[521,1482,629],{"class":614},[521,1484,1128],{"class":690},[521,1486,694],{"class":614},[521,1488,1061],{"class":607},[521,1490,777],{"class":614},[521,1492,1137],{"class":607},[521,1494,811],{"class":614},[521,1496,1142],{"class":690},[521,1498,694],{"class":614},[521,1500,1061],{"class":607},[521,1502,777],{"class":614},[521,1504,1151],{"class":607},[521,1506,635],{"class":614},[521,1508,635],{"class":614},[521,1510,721],{"class":690},[521,1512,1513],{"class":523,"line":729},[521,1514,671],{"emptyLinePlaceholder":670},[521,1516,1517,1519],{"class":523,"line":763},[521,1518,872],{"class":603},[521,1520,1521],{"class":607}," user\n",[521,1523,1524],{"class":523,"line":768},[521,1525,1526],{"class":614},"}\n",[511,1528,1530],{"className":593,"code":1529,"filename":595,"language":596,"meta":517,"style":517},"import { findUser } from '.\u002Fservices\u002Fuser'\n\napp.get('\u002Fusers\u002F:id', async (request) => {\n  const { id } = request.params as { id: string }\n  const user = await findUser(id)\n  return user\n})\n",[439,1531,1532,1551,1555,1585,1615,1633,1639],{"__ignoreMap":517},[521,1533,1534,1536,1538,1540,1542,1544,1546,1549],{"class":523,"line":524},[521,1535,604],{"class":603},[521,1537,629],{"class":614},[521,1539,1385],{"class":607},[521,1541,635],{"class":614},[521,1543,638],{"class":603},[521,1545,615],{"class":614},[521,1547,1548],{"class":530},".\u002Fservices\u002Fuser",[521,1550,621],{"class":614},[521,1552,1553],{"class":523,"line":624},[521,1554,671],{"emptyLinePlaceholder":670},[521,1556,1557,1559,1561,1563,1565,1567,1569,1571,1573,1575,1577,1579,1581,1583],{"class":523,"line":648},[521,1558,794],{"class":607},[521,1560,777],{"class":614},[521,1562,799],{"class":677},[521,1564,681],{"class":607},[521,1566,709],{"class":614},[521,1568,985],{"class":530},[521,1570,709],{"class":614},[521,1572,811],{"class":614},[521,1574,814],{"class":732},[521,1576,817],{"class":614},[521,1578,821],{"class":820},[521,1580,824],{"class":614},[521,1582,827],{"class":732},[521,1584,830],{"class":614},[521,1586,1587,1589,1591,1593,1595,1597,1599,1601,1603,1605,1607,1609,1611,1613],{"class":523,"line":667},[521,1588,1006],{"class":732},[521,1590,629],{"class":614},[521,1592,1011],{"class":607},[521,1594,635],{"class":614},[521,1596,1016],{"class":614},[521,1598,1019],{"class":607},[521,1600,777],{"class":614},[521,1602,1024],{"class":607},[521,1604,1027],{"class":603},[521,1606,629],{"class":614},[521,1608,1011],{"class":690},[521,1610,694],{"class":614},[521,1612,1036],{"class":527},[521,1614,885],{"class":614},[521,1616,1617,1619,1621,1623,1625,1627,1629,1631],{"class":523,"line":674},[521,1618,1006],{"class":732},[521,1620,1061],{"class":607},[521,1622,1016],{"class":614},[521,1624,1088],{"class":603},[521,1626,1385],{"class":677},[521,1628,681],{"class":690},[521,1630,1101],{"class":607},[521,1632,721],{"class":690},[521,1634,1635,1637],{"class":523,"line":687},[521,1636,872],{"class":603},[521,1638,1521],{"class":607},[521,1640,1641,1643],{"class":523,"line":715},[521,1642,718],{"class":614},[521,1644,721],{"class":607},[435,1646,1647,1648,446,1650,1652,1653,1655,1656,1659],{},"Both ",[439,1649,445],{},[439,1651,449],{}," return the same logger instance. ",[439,1654,449],{}," uses ",[439,1657,1658],{},"AsyncLocalStorage"," to propagate the logger across async boundaries.",[499,1661,1663,1664,824],{"id":1662},"background-work-logfork","Background work (",[439,1665,1666],{},"log.fork",[435,1668,1340,1669,1672,1673,1676,1677,777],{},[439,1670,1671],{},"request.log.fork(label, fn)"," for async work that should emit a ",[932,1674,1675],{},"separate"," child wide event after the response. See ",[488,1678,1680],{"href":1679},"\u002Flogging\u002Fwide-events#after-emit-sealing-and-background-work","Wide events — After emit",[511,1682,1684],{"className":593,"code":1683,"filename":595,"language":596,"meta":517,"style":517},"import { evlog, useLogger } from 'evlog\u002Ffastify'\n\napp.post('\u002Forders', async (request, reply) => {\n  request.log.fork!('fulfill', async () => {\n    const log = useLogger()\n    log.set({ step: 'ok' })\n  })\n  return { ok: true }\n})\n",[439,1685,1686,1708,1712,1749,1785,1798,1827,1834,1848],{"__ignoreMap":517},[521,1687,1688,1690,1692,1694,1696,1698,1700,1702,1704,1706],{"class":523,"line":524},[521,1689,604],{"class":603},[521,1691,629],{"class":614},[521,1693,534],{"class":607},[521,1695,811],{"class":614},[521,1697,1358],{"class":607},[521,1699,635],{"class":614},[521,1701,638],{"class":603},[521,1703,615],{"class":614},[521,1705,441],{"class":530},[521,1707,621],{"class":614},[521,1709,1710],{"class":523,"line":624},[521,1711,671],{"emptyLinePlaceholder":670},[521,1713,1714,1716,1718,1721,1723,1725,1728,1730,1732,1734,1736,1738,1740,1743,1745,1747],{"class":523,"line":648},[521,1715,794],{"class":607},[521,1717,777],{"class":614},[521,1719,1720],{"class":677},"post",[521,1722,681],{"class":607},[521,1724,709],{"class":614},[521,1726,1727],{"class":530},"\u002Forders",[521,1729,709],{"class":614},[521,1731,811],{"class":614},[521,1733,814],{"class":732},[521,1735,817],{"class":614},[521,1737,821],{"class":820},[521,1739,811],{"class":614},[521,1741,1742],{"class":820}," reply",[521,1744,824],{"class":614},[521,1746,827],{"class":732},[521,1748,830],{"class":614},[521,1750,1751,1753,1755,1757,1759,1762,1765,1767,1769,1772,1774,1776,1778,1781,1783],{"class":523,"line":667},[521,1752,836],{"class":607},[521,1754,777],{"class":614},[521,1756,841],{"class":607},[521,1758,777],{"class":614},[521,1760,1761],{"class":677},"fork",[521,1763,1764],{"class":614},"!",[521,1766,681],{"class":690},[521,1768,709],{"class":614},[521,1770,1771],{"class":530},"fulfill",[521,1773,709],{"class":614},[521,1775,811],{"class":614},[521,1777,814],{"class":732},[521,1779,1780],{"class":614}," ()",[521,1782,827],{"class":732},[521,1784,830],{"class":614},[521,1786,1787,1790,1792,1794,1796],{"class":523,"line":674},[521,1788,1789],{"class":732},"    const",[521,1791,1404],{"class":607},[521,1793,1016],{"class":614},[521,1795,1358],{"class":677},[521,1797,1411],{"class":690},[521,1799,1800,1803,1805,1807,1809,1811,1814,1816,1818,1821,1823,1825],{"class":523,"line":687},[521,1801,1802],{"class":607},"    log",[521,1804,777],{"class":614},[521,1806,846],{"class":677},[521,1808,681],{"class":690},[521,1810,747],{"class":614},[521,1812,1813],{"class":690}," step",[521,1815,694],{"class":614},[521,1817,615],{"class":614},[521,1819,1820],{"class":530},"ok",[521,1822,709],{"class":614},[521,1824,635],{"class":614},[521,1826,721],{"class":690},[521,1828,1829,1832],{"class":523,"line":715},[521,1830,1831],{"class":614},"  }",[521,1833,721],{"class":690},[521,1835,1836,1838,1840,1842,1844,1846],{"class":523,"line":724},[521,1837,872],{"class":603},[521,1839,629],{"class":614},[521,1841,877],{"class":690},[521,1843,694],{"class":614},[521,1845,882],{"class":755},[521,1847,885],{"class":614},[521,1849,1850,1852],{"class":523,"line":729},[521,1851,718],{"class":614},[521,1853,721],{"class":607},[499,1855,1857],{"id":1856},"error-handling","Error Handling",[435,1859,1340,1860,1863,1864,1867,1868,1871,1872,1875,1876,694],{},[439,1861,1862],{},"createError"," for structured errors with ",[439,1865,1866],{},"why",", ",[439,1869,1870],{},"fix",", and ",[439,1873,1874],{},"link"," fields. Fastify captures thrown errors via ",[439,1877,1878],{},"onError",[511,1880,1882],{"className":593,"code":1881,"filename":595,"language":596,"meta":517,"style":517},"import { createError, parseError } from 'evlog'\n\napp.get('\u002Fcheckout', async (_request, reply) => {\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\napp.setErrorHandler((error, _request, reply) => {\n  const parsed = parseError(error)\n  reply.status(parsed.status).send({\n    message: parsed.message,\n    why: parsed.why,\n    fix: parsed.fix,\n    link: parsed.link,\n  })\n})\n",[439,1883,1884,1908,1912,1948,1959,1976,1988,2004,2020,2036,2042,2048,2052,2083,2100,2130,2145,2159,2173,2188,2195],{"__ignoreMap":517},[521,1885,1886,1888,1890,1893,1895,1898,1900,1902,1904,1906],{"class":523,"line":524},[521,1887,604],{"class":603},[521,1889,629],{"class":614},[521,1891,1892],{"class":607}," createError",[521,1894,811],{"class":614},[521,1896,1897],{"class":607}," parseError",[521,1899,635],{"class":614},[521,1901,638],{"class":603},[521,1903,615],{"class":614},[521,1905,643],{"class":530},[521,1907,621],{"class":614},[521,1909,1910],{"class":523,"line":624},[521,1911,671],{"emptyLinePlaceholder":670},[521,1913,1914,1916,1918,1920,1922,1924,1927,1929,1931,1933,1935,1938,1940,1942,1944,1946],{"class":523,"line":648},[521,1915,794],{"class":607},[521,1917,777],{"class":614},[521,1919,799],{"class":677},[521,1921,681],{"class":607},[521,1923,709],{"class":614},[521,1925,1926],{"class":530},"\u002Fcheckout",[521,1928,709],{"class":614},[521,1930,811],{"class":614},[521,1932,814],{"class":732},[521,1934,817],{"class":614},[521,1936,1937],{"class":820},"_request",[521,1939,811],{"class":614},[521,1941,1742],{"class":820},[521,1943,824],{"class":614},[521,1945,827],{"class":732},[521,1947,830],{"class":614},[521,1949,1950,1953,1955,1957],{"class":523,"line":667},[521,1951,1952],{"class":603},"  throw",[521,1954,1892],{"class":677},[521,1956,681],{"class":690},[521,1958,684],{"class":614},[521,1960,1961,1964,1966,1968,1971,1973],{"class":523,"line":674},[521,1962,1963],{"class":690},"    message",[521,1965,694],{"class":614},[521,1967,615],{"class":614},[521,1969,1970],{"class":530},"Payment failed",[521,1972,709],{"class":614},[521,1974,1975],{"class":614},",\n",[521,1977,1978,1981,1983,1986],{"class":523,"line":687},[521,1979,1980],{"class":690},"    status",[521,1982,694],{"class":614},[521,1984,1985],{"class":921}," 402",[521,1987,1975],{"class":614},[521,1989,1990,1993,1995,1997,2000,2002],{"class":523,"line":715},[521,1991,1992],{"class":690},"    why",[521,1994,694],{"class":614},[521,1996,615],{"class":614},[521,1998,1999],{"class":530},"Card declined by issuer",[521,2001,709],{"class":614},[521,2003,1975],{"class":614},[521,2005,2006,2009,2011,2013,2016,2018],{"class":523,"line":724},[521,2007,2008],{"class":690},"    fix",[521,2010,694],{"class":614},[521,2012,615],{"class":614},[521,2014,2015],{"class":530},"Try a different payment method",[521,2017,709],{"class":614},[521,2019,1975],{"class":614},[521,2021,2022,2025,2027,2029,2032,2034],{"class":523,"line":729},[521,2023,2024],{"class":690},"    link",[521,2026,694],{"class":614},[521,2028,615],{"class":614},[521,2030,2031],{"class":530},"https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined",[521,2033,709],{"class":614},[521,2035,1975],{"class":614},[521,2037,2038,2040],{"class":523,"line":763},[521,2039,1831],{"class":614},[521,2041,721],{"class":690},[521,2043,2044,2046],{"class":523,"line":768},[521,2045,718],{"class":614},[521,2047,721],{"class":607},[521,2049,2050],{"class":523,"line":786},[521,2051,671],{"emptyLinePlaceholder":670},[521,2053,2054,2056,2058,2061,2063,2065,2068,2070,2073,2075,2077,2079,2081],{"class":523,"line":791},[521,2055,794],{"class":607},[521,2057,777],{"class":614},[521,2059,2060],{"class":677},"setErrorHandler",[521,2062,681],{"class":607},[521,2064,681],{"class":614},[521,2066,2067],{"class":820},"error",[521,2069,811],{"class":614},[521,2071,2072],{"class":820}," _request",[521,2074,811],{"class":614},[521,2076,1742],{"class":820},[521,2078,824],{"class":614},[521,2080,827],{"class":732},[521,2082,830],{"class":614},[521,2084,2085,2087,2090,2092,2094,2096,2098],{"class":523,"line":833},[521,2086,1006],{"class":732},[521,2088,2089],{"class":607}," parsed",[521,2091,1016],{"class":614},[521,2093,1897],{"class":677},[521,2095,681],{"class":690},[521,2097,2067],{"class":607},[521,2099,721],{"class":690},[521,2101,2102,2105,2107,2110,2112,2115,2117,2119,2121,2123,2126,2128],{"class":523,"line":869},[521,2103,2104],{"class":607},"  reply",[521,2106,777],{"class":614},[521,2108,2109],{"class":677},"status",[521,2111,681],{"class":690},[521,2113,2114],{"class":607},"parsed",[521,2116,777],{"class":614},[521,2118,2109],{"class":607},[521,2120,824],{"class":690},[521,2122,777],{"class":614},[521,2124,2125],{"class":677},"send",[521,2127,681],{"class":690},[521,2129,684],{"class":614},[521,2131,2132,2134,2136,2138,2140,2143],{"class":523,"line":888},[521,2133,1963],{"class":690},[521,2135,694],{"class":614},[521,2137,2089],{"class":607},[521,2139,777],{"class":614},[521,2141,2142],{"class":607},"message",[521,2144,1975],{"class":614},[521,2146,2147,2149,2151,2153,2155,2157],{"class":523,"line":895},[521,2148,1992],{"class":690},[521,2150,694],{"class":614},[521,2152,2089],{"class":607},[521,2154,777],{"class":614},[521,2156,1866],{"class":607},[521,2158,1975],{"class":614},[521,2160,2161,2163,2165,2167,2169,2171],{"class":523,"line":900},[521,2162,2008],{"class":690},[521,2164,694],{"class":614},[521,2166,2089],{"class":607},[521,2168,777],{"class":614},[521,2170,1870],{"class":607},[521,2172,1975],{"class":614},[521,2174,2176,2178,2180,2182,2184,2186],{"class":523,"line":2175},19,[521,2177,2024],{"class":690},[521,2179,694],{"class":614},[521,2181,2089],{"class":607},[521,2183,777],{"class":614},[521,2185,1874],{"class":607},[521,2187,1975],{"class":614},[521,2189,2191,2193],{"class":523,"line":2190},20,[521,2192,1831],{"class":614},[521,2194,721],{"class":690},[521,2196,2198,2200],{"class":523,"line":2197},21,[521,2199,718],{"class":614},[521,2201,721],{"class":607},[435,2203,2204],{},"The error is captured and logged with both the custom context and structured error fields:",[511,2206,2208],{"className":513,"code":2207,"filename":1274,"language":516,"meta":517,"style":517},"14:58:20 ERROR [my-api] GET \u002Fcheckout 402 in 3ms\n  ├─ error: name=EvlogError message=Payment failed status=402\n  └─ requestId: 880a50ac-...\n",[439,2209,2210,2221,2243],{"__ignoreMap":517},[521,2211,2212,2215,2218],{"class":523,"line":524},[521,2213,2214],{"class":527},"14:58:20",[521,2216,2217],{"class":530}," ERROR",[521,2219,2220],{"class":607}," [my-api] GET \u002Fcheckout 402 in 3ms\n",[521,2222,2223,2225,2228,2231,2234,2237,2240],{"class":523,"line":624},[521,2224,1292],{"class":527},[521,2226,2227],{"class":530}," error:",[521,2229,2230],{"class":530}," name=EvlogError",[521,2232,2233],{"class":530}," message=Payment",[521,2235,2236],{"class":530}," failed",[521,2238,2239],{"class":530}," status=",[521,2241,2242],{"class":921},"402\n",[521,2244,2245,2247,2249],{"class":523,"line":648},[521,2246,1328],{"class":527},[521,2248,1331],{"class":530},[521,2250,2251],{"class":530}," 880a50ac-...\n",[499,2253,170],{"id":2254},"configuration",[435,2256,2257,2258,2261,2262,2264],{},"See the ",[488,2259,2260],{"href":171},"Configuration reference"," for all available options (",[439,2263,678],{},", middleware options, sampling, silent mode, etc.).",[499,2266,2268],{"id":2267},"drain-enrichers","Drain & Enrichers",[435,2270,2271],{},"Configure drain adapters and enrichers directly in the plugin options:",[511,2273,2275],{"className":593,"code":2274,"filename":595,"language":596,"meta":517,"style":517},"import { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createUserAgentEnricher } from 'evlog\u002Fenrichers'\n\nconst userAgent = createUserAgentEnricher()\n\nawait app.register(evlog, {\n  drain: createAxiomDrain(),\n  enrich: (ctx) => {\n    userAgent(ctx)\n    ctx.event.region = process.env.FLY_REGION\n  },\n})\n",[439,2276,2277,2297,2317,2321,2334,2338,2355,2369,2387,2398,2428,2433],{"__ignoreMap":517},[521,2278,2279,2281,2283,2286,2288,2290,2292,2295],{"class":523,"line":524},[521,2280,604],{"class":603},[521,2282,629],{"class":614},[521,2284,2285],{"class":607}," createAxiomDrain",[521,2287,635],{"class":614},[521,2289,638],{"class":603},[521,2291,615],{"class":614},[521,2293,2294],{"class":530},"evlog\u002Faxiom",[521,2296,621],{"class":614},[521,2298,2299,2301,2303,2306,2308,2310,2312,2315],{"class":523,"line":624},[521,2300,604],{"class":603},[521,2302,629],{"class":614},[521,2304,2305],{"class":607}," createUserAgentEnricher",[521,2307,635],{"class":614},[521,2309,638],{"class":603},[521,2311,615],{"class":614},[521,2313,2314],{"class":530},"evlog\u002Fenrichers",[521,2316,621],{"class":614},[521,2318,2319],{"class":523,"line":648},[521,2320,671],{"emptyLinePlaceholder":670},[521,2322,2323,2325,2328,2330,2332],{"class":523,"line":667},[521,2324,733],{"class":732},[521,2326,2327],{"class":607}," userAgent ",[521,2329,739],{"class":614},[521,2331,2305],{"class":677},[521,2333,1411],{"class":607},[521,2335,2336],{"class":523,"line":674},[521,2337,671],{"emptyLinePlaceholder":670},[521,2339,2340,2342,2344,2346,2348,2351,2353],{"class":523,"line":687},[521,2341,771],{"class":603},[521,2343,774],{"class":607},[521,2345,777],{"class":614},[521,2347,780],{"class":677},[521,2349,2350],{"class":607},"(evlog",[521,2352,811],{"class":614},[521,2354,830],{"class":614},[521,2356,2357,2360,2362,2364,2367],{"class":523,"line":715},[521,2358,2359],{"class":690},"  drain",[521,2361,694],{"class":614},[521,2363,2285],{"class":677},[521,2365,2366],{"class":607},"()",[521,2368,1975],{"class":614},[521,2370,2371,2374,2376,2378,2381,2383,2385],{"class":523,"line":724},[521,2372,2373],{"class":677},"  enrich",[521,2375,694],{"class":614},[521,2377,817],{"class":614},[521,2379,2380],{"class":820},"ctx",[521,2382,824],{"class":614},[521,2384,827],{"class":732},[521,2386,830],{"class":614},[521,2388,2389,2392,2394,2396],{"class":523,"line":729},[521,2390,2391],{"class":677},"    userAgent",[521,2393,681],{"class":690},[521,2395,2380],{"class":607},[521,2397,721],{"class":690},[521,2399,2400,2403,2405,2408,2410,2413,2415,2418,2420,2423,2425],{"class":523,"line":763},[521,2401,2402],{"class":607},"    ctx",[521,2404,777],{"class":614},[521,2406,2407],{"class":607},"event",[521,2409,777],{"class":614},[521,2411,2412],{"class":607},"region",[521,2414,1016],{"class":614},[521,2416,2417],{"class":607}," process",[521,2419,777],{"class":614},[521,2421,2422],{"class":607},"env",[521,2424,777],{"class":614},[521,2426,2427],{"class":607},"FLY_REGION\n",[521,2429,2430],{"class":523,"line":768},[521,2431,2432],{"class":614},"  },\n",[521,2434,2435,2437],{"class":523,"line":786},[521,2436,718],{"class":614},[521,2438,721],{"class":607},[503,2440,2442],{"id":2441},"pipeline-batching-retry","Pipeline (Batching & Retry)",[435,2444,2445,2446,2449],{},"For production, wrap your adapter with ",[439,2447,2448],{},"createDrainPipeline"," to batch events and retry on failure:",[511,2451,2453],{"className":593,"code":2452,"filename":595,"language":596,"meta":517,"style":517},"import type { DrainContext } from 'evlog'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: { size: 50, intervalMs: 5000 },\n  retry: { maxAttempts: 3 },\n})\nconst drain = pipeline(createAxiomDrain())\n\nawait app.register(evlog, { drain })\n",[439,2454,2455,2477,2495,2515,2519,2543,2572,2591,2597,2617,2621],{"__ignoreMap":517},[521,2456,2457,2459,2462,2464,2467,2469,2471,2473,2475],{"class":523,"line":524},[521,2458,604],{"class":603},[521,2460,2461],{"class":603}," type",[521,2463,629],{"class":614},[521,2465,2466],{"class":607}," DrainContext",[521,2468,635],{"class":614},[521,2470,638],{"class":603},[521,2472,615],{"class":614},[521,2474,643],{"class":530},[521,2476,621],{"class":614},[521,2478,2479,2481,2483,2485,2487,2489,2491,2493],{"class":523,"line":624},[521,2480,604],{"class":603},[521,2482,629],{"class":614},[521,2484,2285],{"class":607},[521,2486,635],{"class":614},[521,2488,638],{"class":603},[521,2490,615],{"class":614},[521,2492,2294],{"class":530},[521,2494,621],{"class":614},[521,2496,2497,2499,2501,2504,2506,2508,2510,2513],{"class":523,"line":648},[521,2498,604],{"class":603},[521,2500,629],{"class":614},[521,2502,2503],{"class":607}," createDrainPipeline",[521,2505,635],{"class":614},[521,2507,638],{"class":603},[521,2509,615],{"class":614},[521,2511,2512],{"class":530},"evlog\u002Fpipeline",[521,2514,621],{"class":614},[521,2516,2517],{"class":523,"line":667},[521,2518,671],{"emptyLinePlaceholder":670},[521,2520,2521,2523,2526,2528,2530,2533,2536,2539,2541],{"class":523,"line":674},[521,2522,733],{"class":732},[521,2524,2525],{"class":607}," pipeline ",[521,2527,739],{"class":614},[521,2529,2503],{"class":677},[521,2531,2532],{"class":614},"\u003C",[521,2534,2535],{"class":527},"DrainContext",[521,2537,2538],{"class":614},">",[521,2540,681],{"class":607},[521,2542,684],{"class":614},[521,2544,2545,2548,2550,2552,2555,2557,2560,2562,2565,2567,2570],{"class":523,"line":687},[521,2546,2547],{"class":690},"  batch",[521,2549,694],{"class":614},[521,2551,629],{"class":614},[521,2553,2554],{"class":690}," size",[521,2556,694],{"class":614},[521,2558,2559],{"class":921}," 50",[521,2561,811],{"class":614},[521,2563,2564],{"class":690}," intervalMs",[521,2566,694],{"class":614},[521,2568,2569],{"class":921}," 5000",[521,2571,712],{"class":614},[521,2573,2574,2577,2579,2581,2584,2586,2589],{"class":523,"line":715},[521,2575,2576],{"class":690},"  retry",[521,2578,694],{"class":614},[521,2580,629],{"class":614},[521,2582,2583],{"class":690}," maxAttempts",[521,2585,694],{"class":614},[521,2587,2588],{"class":921}," 3",[521,2590,712],{"class":614},[521,2592,2593,2595],{"class":523,"line":724},[521,2594,718],{"class":614},[521,2596,721],{"class":607},[521,2598,2599,2601,2604,2606,2609,2611,2614],{"class":523,"line":729},[521,2600,733],{"class":732},[521,2602,2603],{"class":607}," drain ",[521,2605,739],{"class":614},[521,2607,2608],{"class":677}," pipeline",[521,2610,681],{"class":607},[521,2612,2613],{"class":677},"createAxiomDrain",[521,2615,2616],{"class":607},"())\n",[521,2618,2619],{"class":523,"line":763},[521,2620,671],{"emptyLinePlaceholder":670},[521,2622,2623,2625,2627,2629,2631,2633,2635,2637,2639,2641],{"class":523,"line":768},[521,2624,771],{"class":603},[521,2626,774],{"class":607},[521,2628,777],{"class":614},[521,2630,780],{"class":677},[521,2632,2350],{"class":607},[521,2634,811],{"class":614},[521,2636,629],{"class":614},[521,2638,2603],{"class":607},[521,2640,718],{"class":614},[521,2642,721],{"class":607},[928,2644,2645,2646,2649,2650,2653],{"color":930,"icon":13},"Call ",[439,2647,2648],{},"drain.flush()"," on server shutdown to ensure all buffered events are sent. See the ",[488,2651,2652],{"href":396},"Pipeline docs"," for all options.",[499,2655,2657],{"id":2656},"tail-sampling","Tail Sampling",[435,2659,1340,2660,2663],{},[439,2661,2662],{},"keep"," to force-retain specific events regardless of head sampling:",[511,2665,2667],{"className":593,"code":2666,"filename":595,"language":596,"meta":517,"style":517},"await app.register(evlog, {\n  drain: createAxiomDrain(),\n  keep: (ctx) => {\n    if (ctx.duration && ctx.duration > 2000) ctx.shouldKeep = true\n  },\n})\n",[439,2668,2669,2685,2697,2714,2758,2762],{"__ignoreMap":517},[521,2670,2671,2673,2675,2677,2679,2681,2683],{"class":523,"line":524},[521,2672,771],{"class":603},[521,2674,774],{"class":607},[521,2676,777],{"class":614},[521,2678,780],{"class":677},[521,2680,2350],{"class":607},[521,2682,811],{"class":614},[521,2684,830],{"class":614},[521,2686,2687,2689,2691,2693,2695],{"class":523,"line":624},[521,2688,2359],{"class":690},[521,2690,694],{"class":614},[521,2692,2285],{"class":677},[521,2694,2366],{"class":607},[521,2696,1975],{"class":614},[521,2698,2699,2702,2704,2706,2708,2710,2712],{"class":523,"line":648},[521,2700,2701],{"class":677},"  keep",[521,2703,694],{"class":614},[521,2705,817],{"class":614},[521,2707,2380],{"class":820},[521,2709,824],{"class":614},[521,2711,827],{"class":732},[521,2713,830],{"class":614},[521,2715,2716,2719,2721,2723,2725,2728,2731,2734,2736,2738,2741,2744,2746,2748,2750,2753,2755],{"class":523,"line":667},[521,2717,2718],{"class":603},"    if",[521,2720,817],{"class":690},[521,2722,2380],{"class":607},[521,2724,777],{"class":614},[521,2726,2727],{"class":607},"duration",[521,2729,2730],{"class":614}," &&",[521,2732,2733],{"class":607}," ctx",[521,2735,777],{"class":614},[521,2737,2727],{"class":607},[521,2739,2740],{"class":614}," >",[521,2742,2743],{"class":921}," 2000",[521,2745,1237],{"class":690},[521,2747,2380],{"class":607},[521,2749,777],{"class":614},[521,2751,2752],{"class":607},"shouldKeep",[521,2754,1016],{"class":614},[521,2756,2757],{"class":755}," true\n",[521,2759,2760],{"class":523,"line":674},[521,2761,2432],{"class":614},[521,2763,2764,2766],{"class":523,"line":687},[521,2765,718],{"class":614},[521,2767,721],{"class":607},[499,2769,2771],{"id":2770},"route-filtering","Route Filtering",[435,2773,2774,2775,446,2778,2781],{},"Control which routes are logged with ",[439,2776,2777],{},"include",[439,2779,2780],{},"exclude"," patterns:",[511,2783,2785],{"className":593,"code":2784,"filename":595,"language":596,"meta":517,"style":517},"await app.register(evlog, {\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",[439,2786,2787,2803,2825,2853,2862,2889,2915,2919],{"__ignoreMap":517},[521,2788,2789,2791,2793,2795,2797,2799,2801],{"class":523,"line":524},[521,2790,771],{"class":603},[521,2792,774],{"class":607},[521,2794,777],{"class":614},[521,2796,780],{"class":677},[521,2798,2350],{"class":607},[521,2800,811],{"class":614},[521,2802,830],{"class":614},[521,2804,2805,2808,2810,2813,2815,2818,2820,2823],{"class":523,"line":624},[521,2806,2807],{"class":690},"  include",[521,2809,694],{"class":614},[521,2811,2812],{"class":607}," [",[521,2814,709],{"class":614},[521,2816,2817],{"class":530},"\u002Fapi\u002F**",[521,2819,709],{"class":614},[521,2821,2822],{"class":607},"]",[521,2824,1975],{"class":614},[521,2826,2827,2830,2832,2834,2836,2839,2841,2843,2845,2847,2849,2851],{"class":523,"line":648},[521,2828,2829],{"class":690},"  exclude",[521,2831,694],{"class":614},[521,2833,2812],{"class":607},[521,2835,709],{"class":614},[521,2837,2838],{"class":530},"\u002F_internal\u002F**",[521,2840,709],{"class":614},[521,2842,811],{"class":614},[521,2844,615],{"class":614},[521,2846,806],{"class":530},[521,2848,709],{"class":614},[521,2850,2822],{"class":607},[521,2852,1975],{"class":614},[521,2854,2855,2858,2860],{"class":523,"line":667},[521,2856,2857],{"class":690},"  routes",[521,2859,694],{"class":614},[521,2861,830],{"class":614},[521,2863,2864,2867,2870,2872,2874,2876,2878,2880,2882,2885,2887],{"class":523,"line":674},[521,2865,2866],{"class":614},"    '",[521,2868,2869],{"class":690},"\u002Fapi\u002Fauth\u002F**",[521,2871,709],{"class":614},[521,2873,694],{"class":614},[521,2875,629],{"class":614},[521,2877,699],{"class":690},[521,2879,694],{"class":614},[521,2881,615],{"class":614},[521,2883,2884],{"class":530},"auth-service",[521,2886,709],{"class":614},[521,2888,712],{"class":614},[521,2890,2891,2893,2896,2898,2900,2902,2904,2906,2908,2911,2913],{"class":523,"line":687},[521,2892,2866],{"class":614},[521,2894,2895],{"class":690},"\u002Fapi\u002Fpayment\u002F**",[521,2897,709],{"class":614},[521,2899,694],{"class":614},[521,2901,629],{"class":614},[521,2903,699],{"class":690},[521,2905,694],{"class":614},[521,2907,615],{"class":614},[521,2909,2910],{"class":530},"payment-service",[521,2912,709],{"class":614},[521,2914,712],{"class":614},[521,2916,2917],{"class":523,"line":715},[521,2918,2432],{"class":614},[521,2920,2921,2923],{"class":523,"line":724},[521,2922,718],{"class":614},[521,2924,721],{"class":607},[499,2926,2928],{"id":2927},"run-locally","Run Locally",[511,2930,2933],{"className":513,"code":2931,"filename":2932,"language":516,"meta":517,"style":517},"git clone https:\u002F\u002Fgithub.com\u002Fhugorcd\u002Fevlog.git\ncd evlog\npnpm install\npnpm run example:fastify\n","Terminal",[439,2934,2935,2946,2954,2961],{"__ignoreMap":517},[521,2936,2937,2940,2943],{"class":523,"line":524},[521,2938,2939],{"class":527},"git",[521,2941,2942],{"class":530}," clone",[521,2944,2945],{"class":530}," https:\u002F\u002Fgithub.com\u002Fhugorcd\u002Fevlog.git\n",[521,2947,2948,2951],{"class":523,"line":624},[521,2949,2950],{"class":677},"cd",[521,2952,2953],{"class":530}," evlog\n",[521,2955,2956,2958],{"class":523,"line":648},[521,2957,515],{"class":527},[521,2959,2960],{"class":530}," install\n",[521,2962,2963,2965,2968],{"class":523,"line":667},[521,2964,515],{"class":527},[521,2966,2967],{"class":530}," run",[521,2969,2970],{"class":530}," example:fastify\n",[435,2972,2973,2974,2978],{},"Open ",[488,2975,2976],{"href":2976,"rel":2977},"http:\u002F\u002Flocalhost:3000",[492]," to explore the interactive test UI.",[2980,2981,2982],"card-group",{},[2983,2984,2988],"card",{"icon":2985,"title":2986,"to":2987},"i-simple-icons-github","Source Code","https:\u002F\u002Fgithub.com\u002Fhugorcd\u002Fevlog\u002Ftree\u002Fmain\u002Fexamples\u002Ffastify","Browse the complete Fastify example source on GitHub.",[499,2990,2992],{"id":2991},"next-steps","Next Steps",[460,2994,2995,3000,3005,3010],{},[463,2996,2997,2999],{},[488,2998,51],{"href":52},": Design comprehensive events with context layering",[463,3001,3002,3004],{},[488,3003,327],{"href":332},": Send logs to Axiom, Sentry, PostHog, and more",[463,3006,3007,3009],{},[488,3008,175],{"href":176},": Control log volume with head and tail sampling",[463,3011,3012,3014,3015,1867,3017,1871,3019,3021],{},[488,3013,56],{"href":57},": Throw errors with ",[439,3016,1866],{},[439,3018,1870],{},[439,3020,1874],{}," fields",[3023,3024,3025],"style",{},"html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: 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.sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}",{"title":517,"searchDepth":624,"depth":624,"links":3027},[3028,3032,3033,3034,3036,3037,3038,3041,3042,3043,3044],{"id":501,"depth":624,"text":20,"children":3029},[3030,3031],{"id":505,"depth":648,"text":506},{"id":589,"depth":648,"text":590},{"id":962,"depth":624,"text":51},{"id":1337,"depth":624,"text":449},{"id":1662,"depth":624,"text":3035},"Background work (log.fork)",{"id":1856,"depth":624,"text":1857},{"id":2254,"depth":624,"text":170},{"id":2267,"depth":624,"text":2268,"children":3039},[3040],{"id":2441,"depth":648,"text":2442},{"id":2656,"depth":624,"text":2657},{"id":2770,"depth":624,"text":2771},{"id":2927,"depth":624,"text":2928},{"id":2991,"depth":624,"text":2992},"Automatic wide events, structured errors, drain adapters, enrichers, and tail sampling in Fastify 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