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nitroApp",[482,665,666],{"class":502},".",[482,668,669],{"class":506},"hooks",[482,671,666],{"class":502},[482,673,674],{"class":584},"hook",[482,676,588],{"class":631},[482,678,679],{"class":502},"'",[482,681,682],{"class":519},"evlog:drain",[482,684,679],{"class":502},[482,686,687],{"class":502},",",[482,689,640],{"class":506},[482,691,692],{"class":631},")\n",[482,694,696,698,700,702,704,706,708,710,713,715,717,720,722,724,726,729],{"class":484,"line":695},11,[482,697,663],{"class":506},[482,699,666],{"class":502},[482,701,669],{"class":506},[482,703,666],{"class":502},[482,705,674],{"class":584},[482,707,588],{"class":631},[482,709,679],{"class":502},[482,711,712],{"class":519},"close",[482,714,679],{"class":502},[482,716,687],{"class":502},[482,718,719],{"class":502}," ()",[482,721,601],{"class":600},[482,723,640],{"class":506},[482,725,666],{"class":502},[482,727,728],{"class":584},"flush",[482,730,652],{"class":631},[482,732,734,737],{"class":484,"line":733},12,[482,735,736],{"class":502},"}",[482,738,692],{"class":506},[471,740,742],{"className":473,"code":741,"filename":216,"language":476,"meta":477,"style":477},"\u002F\u002F lib\u002Fevlog.ts\nimport type { DrainContext } from 'evlog'\nimport { createEvlog } from 'evlog\u002Fnext'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>()\nconst drain = pipeline(createAxiomDrain())\n\nexport const { withEvlog, useLogger, log, createError } = createEvlog({\n  service: 'my-app',\n  drain,\n})\n\n\u002F\u002F Flush before shutdown (e.g. from your custom server or a teardown hook)\nexport const flushEvlog = () => drain.flush()\n",[479,743,744,749,769,789,807,825,829,850,867,871,909,927,934,941,946,952],{"__ignoreMap":477},[482,745,746],{"class":484,"line":485},[482,747,748],{"class":488},"\u002F\u002F lib\u002Fevlog.ts\n",[482,750,751,753,755,757,759,761,763,765,767],{"class":484,"line":492},[482,752,496],{"class":495},[482,754,499],{"class":495},[482,756,503],{"class":502},[482,758,507],{"class":506},[482,760,510],{"class":502},[482,762,513],{"class":495},[482,764,516],{"class":502},[482,766,520],{"class":519},[482,768,523],{"class":502},[482,770,771,773,775,778,780,782,784,787],{"class":484,"line":526},[482,772,496],{"class":495},[482,774,503],{"class":502},[482,776,777],{"class":506}," createEvlog",[482,779,510],{"class":502},[482,781,513],{"class":495},[482,783,516],{"class":502},[482,785,786],{"class":519},"evlog\u002Fnext",[482,788,523],{"class":502},[482,790,791,793,795,797,799,801,803,805],{"class":484,"line":547},[482,792,496],{"class":495},[482,794,503],{"class":502},[482,796,533],{"class":506},[482,798,510],{"class":502},[482,800,513],{"class":495},[482,802,516],{"class":502},[482,804,542],{"class":519},[482,806,523],{"class":502},[482,808,809,811,813,815,817,819,821,823],{"class":484,"line":568},[482,810,496],{"class":495},[482,812,503],{"class":502},[482,814,554],{"class":506},[482,816,510],{"class":502},[482,818,513],{"class":495},[482,820,516],{"class":502},[482,822,563],{"class":519},[482,824,523],{"class":502},[482,826,827],{"class":484,"line":575},[482,828,572],{"emptyLinePlaceholder":571},[482,830,831,834,837,840,842,844,846,848],{"class":484,"line":607},[482,832,833],{"class":600},"const",[482,835,836],{"class":506}," pipeline ",[482,838,839],{"class":502},"=",[482,841,533],{"class":584},[482,843,621],{"class":502},[482,845,625],{"class":624},[482,847,628],{"class":502},[482,849,632],{"class":506},[482,851,852,854,857,859,861,863,865],{"class":484,"line":635},[482,853,833],{"class":600},[482,855,856],{"class":506}," drain ",[482,858,839],{"class":502},[482,860,613],{"class":584},[482,862,588],{"class":506},[482,864,649],{"class":584},[482,866,652],{"class":506},[482,868,869],{"class":484,"line":655},[482,870,572],{"emptyLinePlaceholder":571},[482,872,873,875,878,880,883,885,888,890,893,895,898,900,902,904,906],{"class":484,"line":660},[482,874,578],{"class":495},[482,876,877],{"class":600}," const",[482,879,503],{"class":502},[482,881,882],{"class":506}," withEvlog",[482,884,687],{"class":502},[482,886,887],{"class":506}," useLogger",[482,889,687],{"class":502},[482,891,892],{"class":506}," log",[482,894,687],{"class":502},[482,896,897],{"class":506}," createError ",[482,899,736],{"class":502},[482,901,616],{"class":502},[482,903,777],{"class":584},[482,905,588],{"class":506},[482,907,908],{"class":502},"{\n",[482,910,911,914,917,919,922,924],{"class":484,"line":695},[482,912,913],{"class":631},"  service",[482,915,916],{"class":502},":",[482,918,516],{"class":502},[482,920,921],{"class":519},"my-app",[482,923,679],{"class":502},[482,925,926],{"class":502},",\n",[482,928,929,932],{"class":484,"line":733},[482,930,931],{"class":506},"  drain",[482,933,926],{"class":502},[482,935,937,939],{"class":484,"line":936},13,[482,938,736],{"class":502},[482,940,692],{"class":506},[482,942,944],{"class":484,"line":943},14,[482,945,572],{"emptyLinePlaceholder":571},[482,947,949],{"class":484,"line":948},15,[482,950,951],{"class":488},"\u002F\u002F Flush before shutdown (e.g. from your custom server or a teardown hook)\n",[482,953,955,957,959,962,964,966,968,970,972,974],{"class":484,"line":954},16,[482,956,578],{"class":495},[482,958,877],{"class":600},[482,960,961],{"class":506}," flushEvlog ",[482,963,839],{"class":502},[482,965,719],{"class":502},[482,967,601],{"class":600},[482,969,640],{"class":506},[482,971,666],{"class":502},[482,973,728],{"class":584},[482,975,632],{"class":506},[471,977,980],{"className":473,"code":978,"filename":979,"language":476,"meta":477,"style":477},"\u002F\u002F Same pattern — pass `drain` to the framework's evlog middleware\u002Fmodule\nimport type { DrainContext } from 'evlog'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>()\nconst drain = pipeline(createAxiomDrain())\n\napp.use(evlog({ drain })) \u002F\u002F Hono \u002F Express \u002F Elysia\n\u002F\u002F await app.register(evlog, { drain }) \u002F\u002F Fastify\n\u002F\u002F EvlogModule.forRoot({ drain }) \u002F\u002F NestJS\n\n\u002F\u002F Flush on shutdown\nprocess.on('SIGTERM', () => drain.flush())\n","Hono \u002F Express \u002F Fastify \u002F Elysia \u002F NestJS",[479,981,982,987,1007,1025,1043,1047,1065,1081,1085,1114,1122,1130,1134,1139],{"__ignoreMap":477},[482,983,984],{"class":484,"line":485},[482,985,986],{"class":488},"\u002F\u002F Same pattern — pass `drain` to the framework's evlog middleware\u002Fmodule\n",[482,988,989,991,993,995,997,999,1001,1003,1005],{"class":484,"line":492},[482,990,496],{"class":495},[482,992,499],{"class":495},[482,994,503],{"class":502},[482,996,507],{"class":506},[482,998,510],{"class":502},[482,1000,513],{"class":495},[482,1002,516],{"class":502},[482,1004,520],{"class":519},[482,1006,523],{"class":502},[482,1008,1009,1011,1013,1015,1017,1019,1021,1023],{"class":484,"line":526},[482,1010,496],{"class":495},[482,1012,503],{"class":502},[482,1014,533],{"class":506},[482,1016,510],{"class":502},[482,1018,513],{"class":495},[482,1020,516],{"class":502},[482,1022,542],{"class":519},[482,1024,523],{"class":502},[482,1026,1027,1029,1031,1033,1035,1037,1039,1041],{"class":484,"line":547},[482,1028,496],{"class":495},[482,1030,503],{"class":502},[482,1032,554],{"class":506},[482,1034,510],{"class":502},[482,1036,513],{"class":495},[482,1038,516],{"class":502},[482,1040,563],{"class":519},[482,1042,523],{"class":502},[482,1044,1045],{"class":484,"line":568},[482,1046,572],{"emptyLinePlaceholder":571},[482,1048,1049,1051,1053,1055,1057,1059,1061,1063],{"class":484,"line":575},[482,1050,833],{"class":600},[482,1052,836],{"class":506},[482,1054,839],{"class":502},[482,1056,533],{"class":584},[482,1058,621],{"class":502},[482,1060,625],{"class":624},[482,1062,628],{"class":502},[482,1064,632],{"class":506},[482,1066,1067,1069,1071,1073,1075,1077,1079],{"class":484,"line":607},[482,1068,833],{"class":600},[482,1070,856],{"class":506},[482,1072,839],{"class":502},[482,1074,613],{"class":584},[482,1076,588],{"class":506},[482,1078,649],{"class":584},[482,1080,652],{"class":506},[482,1082,1083],{"class":484,"line":635},[482,1084,572],{"emptyLinePlaceholder":571},[482,1086,1087,1090,1092,1095,1097,1099,1101,1104,1106,1108,1111],{"class":484,"line":655},[482,1088,1089],{"class":506},"app",[482,1091,666],{"class":502},[482,1093,1094],{"class":584},"use",[482,1096,588],{"class":506},[482,1098,520],{"class":584},[482,1100,588],{"class":506},[482,1102,1103],{"class":502},"{",[482,1105,856],{"class":506},[482,1107,736],{"class":502},[482,1109,1110],{"class":506},")) ",[482,1112,1113],{"class":488},"\u002F\u002F Hono \u002F Express \u002F Elysia\n",[482,1115,1116,1119],{"class":484,"line":660},[482,1117,1118],{"class":488},"\u002F\u002F await app.register(evlog, { drain })",[482,1120,1121],{"class":488}," \u002F\u002F Fastify\n",[482,1123,1124,1127],{"class":484,"line":695},[482,1125,1126],{"class":488},"\u002F\u002F EvlogModule.forRoot({ drain })",[482,1128,1129],{"class":488}," \u002F\u002F NestJS\n",[482,1131,1132],{"class":484,"line":733},[482,1133,572],{"emptyLinePlaceholder":571},[482,1135,1136],{"class":484,"line":936},[482,1137,1138],{"class":488},"\u002F\u002F Flush on shutdown\n",[482,1140,1141,1144,1146,1149,1151,1153,1156,1158,1160,1162,1164,1166,1168,1170],{"class":484,"line":943},[482,1142,1143],{"class":506},"process",[482,1145,666],{"class":502},[482,1147,1148],{"class":584},"on",[482,1150,588],{"class":506},[482,1152,679],{"class":502},[482,1154,1155],{"class":519},"SIGTERM",[482,1157,679],{"class":502},[482,1159,687],{"class":502},[482,1161,719],{"class":502},[482,1163,601],{"class":600},[482,1165,640],{"class":506},[482,1167,666],{"class":502},[482,1169,728],{"class":584},[482,1171,652],{"class":506},[471,1173,1175],{"className":473,"code":1174,"filename":271,"language":476,"meta":477,"style":477},"\u002F\u002F index.ts — plain TypeScript \u002F Bun \u002F Node script\nimport type { DrainContext } from 'evlog'\nimport { initLogger } from 'evlog'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>()\nconst drain = pipeline(createAxiomDrain())\n\ninitLogger({ drain })\n\n\u002F\u002F Flush before exit\nawait drain.flush()\n",[479,1176,1177,1182,1202,1221,1239,1257,1261,1279,1295,1299,1314,1318,1323],{"__ignoreMap":477},[482,1178,1179],{"class":484,"line":485},[482,1180,1181],{"class":488},"\u002F\u002F index.ts — plain TypeScript \u002F Bun \u002F Node script\n",[482,1183,1184,1186,1188,1190,1192,1194,1196,1198,1200],{"class":484,"line":492},[482,1185,496],{"class":495},[482,1187,499],{"class":495},[482,1189,503],{"class":502},[482,1191,507],{"class":506},[482,1193,510],{"class":502},[482,1195,513],{"class":495},[482,1197,516],{"class":502},[482,1199,520],{"class":519},[482,1201,523],{"class":502},[482,1203,1204,1206,1208,1211,1213,1215,1217,1219],{"class":484,"line":526},[482,1205,496],{"class":495},[482,1207,503],{"class":502},[482,1209,1210],{"class":506}," initLogger",[482,1212,510],{"class":502},[482,1214,513],{"class":495},[482,1216,516],{"class":502},[482,1218,520],{"class":519},[482,1220,523],{"class":502},[482,1222,1223,1225,1227,1229,1231,1233,1235,1237],{"class":484,"line":547},[482,1224,496],{"class":495},[482,1226,503],{"class":502},[482,1228,533],{"class":506},[482,1230,510],{"class":502},[482,1232,513],{"class":495},[482,1234,516],{"class":502},[482,1236,542],{"class":519},[482,1238,523],{"class":502},[482,1240,1241,1243,1245,1247,1249,1251,1253,1255],{"class":484,"line":568},[482,1242,496],{"class":495},[482,1244,503],{"class":502},[482,1246,554],{"class":506},[482,1248,510],{"class":502},[482,1250,513],{"class":495},[482,1252,516],{"class":502},[482,1254,563],{"class":519},[482,1256,523],{"class":502},[482,1258,1259],{"class":484,"line":575},[482,1260,572],{"emptyLinePlaceholder":571},[482,1262,1263,1265,1267,1269,1271,1273,1275,1277],{"class":484,"line":607},[482,1264,833],{"class":600},[482,1266,836],{"class":506},[482,1268,839],{"class":502},[482,1270,533],{"class":584},[482,1272,621],{"class":502},[482,1274,625],{"class":624},[482,1276,628],{"class":502},[482,1278,632],{"class":506},[482,1280,1281,1283,1285,1287,1289,1291,1293],{"class":484,"line":635},[482,1282,833],{"class":600},[482,1284,856],{"class":506},[482,1286,839],{"class":502},[482,1288,613],{"class":584},[482,1290,588],{"class":506},[482,1292,649],{"class":584},[482,1294,652],{"class":506},[482,1296,1297],{"class":484,"line":655},[482,1298,572],{"emptyLinePlaceholder":571},[482,1300,1301,1304,1306,1308,1310,1312],{"class":484,"line":660},[482,1302,1303],{"class":584},"initLogger",[482,1305,588],{"class":506},[482,1307,1103],{"class":502},[482,1309,856],{"class":506},[482,1311,736],{"class":502},[482,1313,692],{"class":506},[482,1315,1316],{"class":484,"line":695},[482,1317,572],{"emptyLinePlaceholder":571},[482,1319,1320],{"class":484,"line":733},[482,1321,1322],{"class":488},"\u002F\u002F Flush before exit\n",[482,1324,1325,1328,1330,1332,1334],{"class":484,"line":936},[482,1326,1327],{"class":495},"await",[482,1329,640],{"class":506},[482,1331,666],{"class":502},[482,1333,728],{"class":584},[482,1335,632],{"class":506},[1337,1338,1341,1342,1345,1346,1348,1349,1352,1353,666],"callout",{"color":1339,"icon":1340},"warning","i-lucide-alert-triangle","Always flush the pipeline before the process exits (",[479,1343,1344],{},"drain.flush()","). On Nitro use the ",[479,1347,712],{}," hook; on standalone scripts call it before ",[479,1350,1351],{},"process.exit","; on serverless runtimes use ",[479,1354,1355],{},"waitUntil(drain.flush())",[461,1357,1359],{"id":1358},"how-it-works","How It Works",[1361,1362],"drain-pipeline-batching",{},[409,1364,1365,1366,1368,1369,1372,1373,1376,1377,1380,1381,1384,1385,1388],{},"Events are buffered as they arrive on ",[479,1367,682],{},". A batch flushes when either ",[479,1370,1371],{},"batch.size"," is reached or ",[479,1374,1375],{},"batch.intervalMs"," expires (whichever comes first). On failure, the same batch is retried with the configured backoff; once ",[479,1378,1379],{},"retry.maxAttempts"," is exhausted, ",[479,1382,1383],{},"onDropped"," is called with the lost events. The buffer is bounded by ",[479,1386,1387],{},"maxBufferSize"," — once full, the oldest events are dropped to keep memory flat.",[461,1390,170],{"id":1391},"configuration",[409,1393,1394,1395,1398,1399,666],{},"The options below apply to any framework — wire the resulting ",[479,1396,1397],{},"drain"," the same way you did in ",[450,1400,20],{"href":1401},"#quick-start",[471,1403,1406],{"className":473,"code":1404,"filename":1405,"language":476,"meta":477,"style":477},"import type { DrainContext } from 'evlog'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: {\n    size: 50,          \u002F\u002F Flush every 50 events\n    intervalMs: 5000,  \u002F\u002F Or every 5 seconds, whichever comes first\n  },\n  retry: {\n    maxAttempts: 3,\n    backoff: 'exponential',\n    initialDelayMs: 1000,\n    maxDelayMs: 30000,\n  },\n  maxBufferSize: 1000,\n  onDropped: (events, error) => {\n    console.error(`[evlog] Dropped ${events.length} events:`, error?.message)\n  },\n})\n\nexport const drain = pipeline(createAxiomDrain())\n\u002F\u002F Then wire `drain` to your framework — see Quick Start above.\n","pipeline-config.ts",[479,1407,1408,1428,1446,1464,1468,1488,1497,1513,1528,1533,1542,1554,1570,1582,1594,1598,1609,1634,1682,1687,1694,1699,1718],{"__ignoreMap":477},[482,1409,1410,1412,1414,1416,1418,1420,1422,1424,1426],{"class":484,"line":485},[482,1411,496],{"class":495},[482,1413,499],{"class":495},[482,1415,503],{"class":502},[482,1417,507],{"class":506},[482,1419,510],{"class":502},[482,1421,513],{"class":495},[482,1423,516],{"class":502},[482,1425,520],{"class":519},[482,1427,523],{"class":502},[482,1429,1430,1432,1434,1436,1438,1440,1442,1444],{"class":484,"line":492},[482,1431,496],{"class":495},[482,1433,503],{"class":502},[482,1435,533],{"class":506},[482,1437,510],{"class":502},[482,1439,513],{"class":495},[482,1441,516],{"class":502},[482,1443,542],{"class":519},[482,1445,523],{"class":502},[482,1447,1448,1450,1452,1454,1456,1458,1460,1462],{"class":484,"line":526},[482,1449,496],{"class":495},[482,1451,503],{"class":502},[482,1453,554],{"class":506},[482,1455,510],{"class":502},[482,1457,513],{"class":495},[482,1459,516],{"class":502},[482,1461,563],{"class":519},[482,1463,523],{"class":502},[482,1465,1466],{"class":484,"line":547},[482,1467,572],{"emptyLinePlaceholder":571},[482,1469,1470,1472,1474,1476,1478,1480,1482,1484,1486],{"class":484,"line":568},[482,1471,833],{"class":600},[482,1473,836],{"class":506},[482,1475,839],{"class":502},[482,1477,533],{"class":584},[482,1479,621],{"class":502},[482,1481,625],{"class":624},[482,1483,628],{"class":502},[482,1485,588],{"class":506},[482,1487,908],{"class":502},[482,1489,1490,1493,1495],{"class":484,"line":575},[482,1491,1492],{"class":631},"  batch",[482,1494,916],{"class":502},[482,1496,604],{"class":502},[482,1498,1499,1502,1504,1508,1510],{"class":484,"line":607},[482,1500,1501],{"class":631},"    size",[482,1503,916],{"class":502},[482,1505,1507],{"class":1506},"sbssI"," 50",[482,1509,687],{"class":502},[482,1511,1512],{"class":488},"          \u002F\u002F Flush every 50 events\n",[482,1514,1515,1518,1520,1523,1525],{"class":484,"line":635},[482,1516,1517],{"class":631},"    intervalMs",[482,1519,916],{"class":502},[482,1521,1522],{"class":1506}," 5000",[482,1524,687],{"class":502},[482,1526,1527],{"class":488},"  \u002F\u002F Or every 5 seconds, whichever comes first\n",[482,1529,1530],{"class":484,"line":655},[482,1531,1532],{"class":502},"  },\n",[482,1534,1535,1538,1540],{"class":484,"line":660},[482,1536,1537],{"class":631},"  retry",[482,1539,916],{"class":502},[482,1541,604],{"class":502},[482,1543,1544,1547,1549,1552],{"class":484,"line":695},[482,1545,1546],{"class":631},"    maxAttempts",[482,1548,916],{"class":502},[482,1550,1551],{"class":1506}," 3",[482,1553,926],{"class":502},[482,1555,1556,1559,1561,1563,1566,1568],{"class":484,"line":733},[482,1557,1558],{"class":631},"    backoff",[482,1560,916],{"class":502},[482,1562,516],{"class":502},[482,1564,1565],{"class":519},"exponential",[482,1567,679],{"class":502},[482,1569,926],{"class":502},[482,1571,1572,1575,1577,1580],{"class":484,"line":936},[482,1573,1574],{"class":631},"    initialDelayMs",[482,1576,916],{"class":502},[482,1578,1579],{"class":1506}," 1000",[482,1581,926],{"class":502},[482,1583,1584,1587,1589,1592],{"class":484,"line":943},[482,1585,1586],{"class":631},"    maxDelayMs",[482,1588,916],{"class":502},[482,1590,1591],{"class":1506}," 30000",[482,1593,926],{"class":502},[482,1595,1596],{"class":484,"line":948},[482,1597,1532],{"class":502},[482,1599,1600,1603,1605,1607],{"class":484,"line":954},[482,1601,1602],{"class":631},"  maxBufferSize",[482,1604,916],{"class":502},[482,1606,1579],{"class":1506},[482,1608,926],{"class":502},[482,1610,1612,1615,1617,1620,1623,1625,1628,1630,1632],{"class":484,"line":1611},17,[482,1613,1614],{"class":584},"  onDropped",[482,1616,916],{"class":502},[482,1618,1619],{"class":502}," (",[482,1621,1622],{"class":593},"events",[482,1624,687],{"class":502},[482,1626,1627],{"class":593}," error",[482,1629,597],{"class":502},[482,1631,601],{"class":600},[482,1633,604],{"class":502},[482,1635,1637,1640,1642,1645,1647,1650,1653,1656,1658,1660,1663,1665,1668,1670,1672,1674,1677,1680],{"class":484,"line":1636},18,[482,1638,1639],{"class":506},"    console",[482,1641,666],{"class":502},[482,1643,1644],{"class":584},"error",[482,1646,588],{"class":631},[482,1648,1649],{"class":502},"`",[482,1651,1652],{"class":519},"[evlog] Dropped ",[482,1654,1655],{"class":502},"${",[482,1657,1622],{"class":506},[482,1659,666],{"class":502},[482,1661,1662],{"class":506},"length",[482,1664,736],{"class":502},[482,1666,1667],{"class":519}," events:",[482,1669,1649],{"class":502},[482,1671,687],{"class":502},[482,1673,1627],{"class":506},[482,1675,1676],{"class":502},"?.",[482,1678,1679],{"class":506},"message",[482,1681,692],{"class":631},[482,1683,1685],{"class":484,"line":1684},19,[482,1686,1532],{"class":502},[482,1688,1690,1692],{"class":484,"line":1689},20,[482,1691,736],{"class":502},[482,1693,692],{"class":506},[482,1695,1697],{"class":484,"line":1696},21,[482,1698,572],{"emptyLinePlaceholder":571},[482,1700,1702,1704,1706,1708,1710,1712,1714,1716],{"class":484,"line":1701},22,[482,1703,578],{"class":495},[482,1705,877],{"class":600},[482,1707,856],{"class":506},[482,1709,839],{"class":502},[482,1711,613],{"class":584},[482,1713,588],{"class":506},[482,1715,649],{"class":584},[482,1717,652],{"class":506},[482,1719,1721],{"class":484,"line":1720},23,[482,1722,1723],{"class":488},"\u002F\u002F Then wire `drain` to your framework — see Quick Start above.\n",[1725,1726,1728],"h3",{"id":1727},"options-reference","Options Reference",[1730,1731,1732,1748],"table",{},[1733,1734,1735],"thead",{},[1736,1737,1738,1742,1745],"tr",{},[1739,1740,1741],"th",{},"Option",[1739,1743,1744],{},"Default",[1739,1746,1747],{},"Description",[1749,1750,1751,1766,1780,1794,1817,1832,1847,1860],"tbody",{},[1736,1752,1753,1758,1763],{},[1754,1755,1756],"td",{},[479,1757,1371],{},[1754,1759,1760],{},[479,1761,1762],{},"50",[1754,1764,1765],{},"Maximum events per batch",[1736,1767,1768,1772,1777],{},[1754,1769,1770],{},[479,1771,1375],{},[1754,1773,1774],{},[479,1775,1776],{},"5000",[1754,1778,1779],{},"Max time (ms) before flushing a partial batch",[1736,1781,1782,1786,1791],{},[1754,1783,1784],{},[479,1785,1379],{},[1754,1787,1788],{},[479,1789,1790],{},"3",[1754,1792,1793],{},"Total attempts including the initial one",[1736,1795,1796,1801,1806],{},[1754,1797,1798],{},[479,1799,1800],{},"retry.backoff",[1754,1802,1803],{},[479,1804,1805],{},"'exponential'",[1754,1807,1808,1810,1811,1810,1814],{},[479,1809,1805],{}," | ",[479,1812,1813],{},"'linear'",[479,1815,1816],{},"'fixed'",[1736,1818,1819,1824,1829],{},[1754,1820,1821],{},[479,1822,1823],{},"retry.initialDelayMs",[1754,1825,1826],{},[479,1827,1828],{},"1000",[1754,1830,1831],{},"Base delay for the first retry",[1736,1833,1834,1839,1844],{},[1754,1835,1836],{},[479,1837,1838],{},"retry.maxDelayMs",[1754,1840,1841],{},[479,1842,1843],{},"30000",[1754,1845,1846],{},"Upper bound for any retry delay",[1736,1848,1849,1853,1857],{},[1754,1850,1851],{},[479,1852,1387],{},[1754,1854,1855],{},[479,1856,1828],{},[1754,1858,1859],{},"Max buffered events before dropping oldest",[1736,1861,1862,1866,1869],{},[1754,1863,1864],{},[479,1865,1383],{},[1754,1867,1868],{},"-",[1754,1870,1871],{},"Callback when events are dropped (overflow or retry exhaustion)",[461,1873,1875],{"id":1874},"backoff-strategies","Backoff Strategies",[1730,1877,1878,1891],{},[1733,1879,1880],{},[1736,1881,1882,1885,1888],{},[1739,1883,1884],{},"Strategy",[1739,1886,1887],{},"Delay Pattern",[1739,1889,1890],{},"Use Case",[1749,1892,1893,1905,1918],{},[1736,1894,1895,1899,1902],{},[1754,1896,1897],{},[479,1898,1565],{},[1754,1900,1901],{},"1s, 2s, 4s, 8s...",[1754,1903,1904],{},"Default. Best for transient failures that may need time to recover",[1736,1906,1907,1912,1915],{},[1754,1908,1909],{},[479,1910,1911],{},"linear",[1754,1913,1914],{},"1s, 2s, 3s, 4s...",[1754,1916,1917],{},"Predictable delay growth",[1736,1919,1920,1925,1928],{},[1754,1921,1922],{},[479,1923,1924],{},"fixed",[1754,1926,1927],{},"1s, 1s, 1s, 1s...",[1754,1929,1930],{},"Same delay every time. Useful for rate-limited APIs",[461,1932,1934],{"id":1933},"returned-drain-function","Returned Drain Function",[409,1936,1937,1938,1941],{},"The function returned by ",[479,1939,1940],{},"pipeline(drain)"," is hook-compatible and exposes:",[1730,1943,1944,1956],{},[1733,1945,1946],{},[1736,1947,1948,1951,1954],{},[1739,1949,1950],{},"Property",[1739,1952,1953],{},"Type",[1739,1955,1747],{},[1749,1957,1958,1973,1987],{},[1736,1959,1960,1965,1970],{},[1754,1961,1962],{},[479,1963,1964],{},"drain(ctx)",[1754,1966,1967],{},[479,1968,1969],{},"(ctx: T) => void",[1754,1971,1972],{},"Push a single event into the buffer",[1736,1974,1975,1979,1984],{},[1754,1976,1977],{},[479,1978,1344],{},[1754,1980,1981],{},[479,1982,1983],{},"() => Promise\u003Cvoid>",[1754,1985,1986],{},"Force-flush all buffered events",[1736,1988,1989,1994,1999],{},[1754,1990,1991],{},[479,1992,1993],{},"drain.pending",[1754,1995,1996],{},[479,1997,1998],{},"number",[1754,2000,2001],{},"Number of events currently buffered",[461,2003,2005],{"id":2004},"multiple-destinations","Multiple Destinations",[409,2007,2008],{},"Wrap multiple adapters with a single pipeline (one batch flushed in parallel to every destination):",[471,2010,2013],{"className":473,"code":2011,"filename":2012,"language":476,"meta":477,"style":477},"import type { DrainContext } from 'evlog'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createOTLPDrain } from 'evlog\u002Fotlp'\n\nconst axiom = createAxiomDrain()\nconst otlp = createOTLPDrain()\n\nconst pipeline = createDrainPipeline\u003CDrainContext>()\nexport const drain = pipeline(async (batch) => {\n  await Promise.allSettled([axiom(batch), otlp(batch)])\n})\n\u002F\u002F Wire `drain` exactly like in Quick Start — Nitro hook, framework middleware, or initLogger.\n","pipeline-fan-out.ts",[479,2014,2015,2035,2053,2071,2091,2095,2108,2121,2125,2143,2171,2208,2214],{"__ignoreMap":477},[482,2016,2017,2019,2021,2023,2025,2027,2029,2031,2033],{"class":484,"line":485},[482,2018,496],{"class":495},[482,2020,499],{"class":495},[482,2022,503],{"class":502},[482,2024,507],{"class":506},[482,2026,510],{"class":502},[482,2028,513],{"class":495},[482,2030,516],{"class":502},[482,2032,520],{"class":519},[482,2034,523],{"class":502},[482,2036,2037,2039,2041,2043,2045,2047,2049,2051],{"class":484,"line":492},[482,2038,496],{"class":495},[482,2040,503],{"class":502},[482,2042,533],{"class":506},[482,2044,510],{"class":502},[482,2046,513],{"class":495},[482,2048,516],{"class":502},[482,2050,542],{"class":519},[482,2052,523],{"class":502},[482,2054,2055,2057,2059,2061,2063,2065,2067,2069],{"class":484,"line":526},[482,2056,496],{"class":495},[482,2058,503],{"class":502},[482,2060,554],{"class":506},[482,2062,510],{"class":502},[482,2064,513],{"class":495},[482,2066,516],{"class":502},[482,2068,563],{"class":519},[482,2070,523],{"class":502},[482,2072,2073,2075,2077,2080,2082,2084,2086,2089],{"class":484,"line":547},[482,2074,496],{"class":495},[482,2076,503],{"class":502},[482,2078,2079],{"class":506}," createOTLPDrain",[482,2081,510],{"class":502},[482,2083,513],{"class":495},[482,2085,516],{"class":502},[482,2087,2088],{"class":519},"evlog\u002Fotlp",[482,2090,523],{"class":502},[482,2092,2093],{"class":484,"line":568},[482,2094,572],{"emptyLinePlaceholder":571},[482,2096,2097,2099,2102,2104,2106],{"class":484,"line":575},[482,2098,833],{"class":600},[482,2100,2101],{"class":506}," axiom ",[482,2103,839],{"class":502},[482,2105,554],{"class":584},[482,2107,632],{"class":506},[482,2109,2110,2112,2115,2117,2119],{"class":484,"line":607},[482,2111,833],{"class":600},[482,2113,2114],{"class":506}," otlp ",[482,2116,839],{"class":502},[482,2118,2079],{"class":584},[482,2120,632],{"class":506},[482,2122,2123],{"class":484,"line":635},[482,2124,572],{"emptyLinePlaceholder":571},[482,2126,2127,2129,2131,2133,2135,2137,2139,2141],{"class":484,"line":655},[482,2128,833],{"class":600},[482,2130,836],{"class":506},[482,2132,839],{"class":502},[482,2134,533],{"class":584},[482,2136,621],{"class":502},[482,2138,625],{"class":624},[482,2140,628],{"class":502},[482,2142,632],{"class":506},[482,2144,2145,2147,2149,2151,2153,2155,2157,2160,2162,2165,2167,2169],{"class":484,"line":660},[482,2146,578],{"class":495},[482,2148,877],{"class":600},[482,2150,856],{"class":506},[482,2152,839],{"class":502},[482,2154,613],{"class":584},[482,2156,588],{"class":506},[482,2158,2159],{"class":600},"async",[482,2161,1619],{"class":502},[482,2163,2164],{"class":593},"batch",[482,2166,597],{"class":502},[482,2168,601],{"class":600},[482,2170,604],{"class":502},[482,2172,2173,2176,2179,2181,2184,2187,2190,2192,2194,2196,2198,2201,2203,2205],{"class":484,"line":695},[482,2174,2175],{"class":495},"  await",[482,2177,2178],{"class":624}," Promise",[482,2180,666],{"class":502},[482,2182,2183],{"class":584},"allSettled",[482,2185,2186],{"class":631},"([",[482,2188,2189],{"class":584},"axiom",[482,2191,588],{"class":631},[482,2193,2164],{"class":506},[482,2195,597],{"class":631},[482,2197,687],{"class":502},[482,2199,2200],{"class":584}," otlp",[482,2202,588],{"class":631},[482,2204,2164],{"class":506},[482,2206,2207],{"class":631},")])\n",[482,2209,2210,2212],{"class":484,"line":733},[482,2211,736],{"class":502},[482,2213,692],{"class":506},[482,2215,2216],{"class":484,"line":936},[482,2217,2218],{"class":488},"\u002F\u002F Wire `drain` exactly like in Quick Start — Nitro hook, framework middleware, or initLogger.\n",[461,2220,2222],{"id":2221},"custom-drain-function","Custom Drain Function",[409,2224,2225],{},"You don't need an adapter. Pass any async function that accepts a batch:",[471,2227,2230],{"className":473,"code":2228,"filename":2229,"language":476,"meta":477,"style":477},"import type { DrainContext } from 'evlog'\nimport { createDrainPipeline } from 'evlog\u002Fpipeline'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({ batch: { size: 100 } })\n\nexport const drain = pipeline(async (batch) => {\n  await fetch('https:\u002F\u002Fyour-service.com\u002Flogs', {\n    method: 'POST',\n    headers: { 'Content-Type': 'application\u002Fjson' },\n    body: JSON.stringify(batch.map(ctx => ctx.event)),\n  })\n})\n\u002F\u002F Wire `drain` to your framework — see Quick Start above.\n","pipeline-custom.ts",[479,2231,2232,2252,2270,2274,2315,2319,2345,2365,2381,2409,2453,2460,2466],{"__ignoreMap":477},[482,2233,2234,2236,2238,2240,2242,2244,2246,2248,2250],{"class":484,"line":485},[482,2235,496],{"class":495},[482,2237,499],{"class":495},[482,2239,503],{"class":502},[482,2241,507],{"class":506},[482,2243,510],{"class":502},[482,2245,513],{"class":495},[482,2247,516],{"class":502},[482,2249,520],{"class":519},[482,2251,523],{"class":502},[482,2253,2254,2256,2258,2260,2262,2264,2266,2268],{"class":484,"line":492},[482,2255,496],{"class":495},[482,2257,503],{"class":502},[482,2259,533],{"class":506},[482,2261,510],{"class":502},[482,2263,513],{"class":495},[482,2265,516],{"class":502},[482,2267,542],{"class":519},[482,2269,523],{"class":502},[482,2271,2272],{"class":484,"line":526},[482,2273,572],{"emptyLinePlaceholder":571},[482,2275,2276,2278,2280,2282,2284,2286,2288,2290,2292,2294,2297,2299,2301,2304,2306,2309,2311,2313],{"class":484,"line":547},[482,2277,833],{"class":600},[482,2279,836],{"class":506},[482,2281,839],{"class":502},[482,2283,533],{"class":584},[482,2285,621],{"class":502},[482,2287,625],{"class":624},[482,2289,628],{"class":502},[482,2291,588],{"class":506},[482,2293,1103],{"class":502},[482,2295,2296],{"class":631}," 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