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context","\u002Fcompare\u002Fconsola","8.compare\u002F5.consola",{"id":603,"title":309,"body":604,"description":3690,"extension":3691,"links":3692,"meta":3696,"navigation":3697,"path":310,"seo":3698,"stem":311,"__hash__":3699},"docs\u002F4.integrate\u002Fframeworks\u002F15.orpc.md",{"type":605,"value":606,"toc":3671},"minimark",[607,639,659,704,708,713,793,797,1314,1335,1350,1353,1356,1682,1696,1770,1774,1780,1961,2059,2075,2082,2096,2326,2330,2363,2587,2590,2668,2671,2826,2862,2865,2875,2879,2886,3059,3063,3070,3264,3275,3279,3285,3395,3399,3408,3558,3564,3568,3610,3618,3628,3632,3638,3667],[608,609,610,614,615,618,619,622,623,626,627,630,631,634,635,638],"p",{},[611,612,613],"code",{},"evlog\u002Forpc"," ships two primitives: ",[611,616,617],{},"withEvlog(handler)"," wraps any oRPC handler (",[611,620,621],{},"RPCHandler",", ",[611,624,625],{},"OpenAPIHandler",") so each request becomes one wide event, and ",[611,628,629],{},"evlog()"," is a procedure middleware that exposes ",[611,632,633],{},"context.log"," and tags the wide event with the procedure path as ",[611,636,637],{},"operation",".",[640,641,643,647,648,655,656,658],"callout",{"color":642,"icon":13},"info",[644,645,646],"strong",{},"oRPC v2:"," The oRPC maintainers have ",[649,650,654],"a",{"href":651,"rel":652},"https:\u002F\u002Fgithub.com\u002Fmiddleapi\u002Forpc\u002Fdiscussions\u002F1293#discussioncomment-17032656",[653],"nofollow","announced first-party evlog support in v2"," (edge-ready). Until v2 ships, ",[611,657,613],{}," is the integration path for oRPC v1, and it remains the entrypoint for evlog's full pipeline (drains, enrichers, tail sampling, structured errors) regardless of how oRPC wires it in later.",[660,661,664,667,692],"prompt",{":actions":662,"description":663,"icon":312},"[\"copy\",\"cursor\",\"claude\"]","Set up evlog in my oRPC app",[608,665,666],{},"Set up evlog in my oRPC app.",[668,669,670,674,677,680,683,686,689],"ul",{},[671,672,673],"li",{},"Install evlog: pnpm add evlog",[671,675,676],{},"Call initLogger({ env: { service: 'my-rpc' } }) at startup",[671,678,679],{},"Wrap your RPCHandler \u002F OpenAPIHandler with withEvlog() from 'evlog\u002Forpc'",[671,681,682],{},"Add os.use(evlog()) on your base procedure for typed context.log + per-procedure operation",[671,684,685],{},"Declare EvlogOrpcContext on your base context to type context.log",[671,687,688],{},"Throw evlog errors (createError or defineErrorCatalog) directly from procedures. evlog\u002Forpc bridges them into ORPCError",[671,690,691],{},"Pass drain, enrich, include, and keep options to withEvlog()",[608,693,694,695,699,700],{},"Docs: ",[649,696,697],{"href":697,"rel":698},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Forpc",[653],"\nAdapters: ",[649,701,702],{"href":702,"rel":703},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Foverview",[653],[705,706,25],"h2",{"id":707},"quick-start",[709,710,712],"h3",{"id":711},"_1-install","1. Install",[714,715,716,744,760,776],"code-group",{},[717,718,724],"pre",{"className":719,"code":720,"filename":721,"language":722,"meta":723,"style":723},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog @orpc\u002Fserver\n","pnpm","bash","",[611,725,726],{"__ignoreMap":723},[727,728,731,734,738,741],"span",{"class":729,"line":730},"line",1,[727,732,721],{"class":733},"sBMFI",[727,735,737],{"class":736},"sfazB"," add",[727,739,740],{"class":736}," evlog",[727,742,743],{"class":736}," @orpc\u002Fserver\n",[717,745,748],{"className":719,"code":746,"filename":747,"language":722,"meta":723,"style":723},"bun add evlog @orpc\u002Fserver\n","bun",[611,749,750],{"__ignoreMap":723},[727,751,752,754,756,758],{"class":729,"line":730},[727,753,747],{"class":733},[727,755,737],{"class":736},[727,757,740],{"class":736},[727,759,743],{"class":736},[717,761,764],{"className":719,"code":762,"filename":763,"language":722,"meta":723,"style":723},"yarn add evlog @orpc\u002Fserver\n","yarn",[611,765,766],{"__ignoreMap":723},[727,767,768,770,772,774],{"class":729,"line":730},[727,769,763],{"class":733},[727,771,737],{"class":736},[727,773,740],{"class":736},[727,775,743],{"class":736},[717,777,780],{"className":719,"code":778,"filename":779,"language":722,"meta":723,"style":723},"npm install evlog @orpc\u002Fserver\n","npm",[611,781,782],{"__ignoreMap":723},[727,783,784,786,789,791],{"class":729,"line":730},[727,785,779],{"class":733},[727,787,788],{"class":736}," install",[727,790,740],{"class":736},[727,792,743],{"class":736},[709,794,796],{"id":795},"_2-initialize-and-wire-the-wrappers","2. Initialize and wire the wrappers",[717,798,803],{"className":799,"code":800,"filename":801,"language":802,"meta":723,"style":723},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { os } from '@orpc\u002Fserver'\nimport { RPCHandler } from '@orpc\u002Fserver\u002Ffetch'\nimport { initLogger } from 'evlog'\nimport { evlog, withEvlog, type EvlogOrpcContext } from 'evlog\u002Forpc'\n\ninitLogger({\n  env: { service: 'my-rpc' },\n})\n\nconst base = os.$context\u003CEvlogOrpcContext>().use(evlog())\n\nconst router = {\n  health: base.handler(({ context }) => {\n    context.log.set({ route: 'health' })\n    return { ok: true }\n  }),\n}\n\nconst handler = withEvlog(new RPCHandler(router))\n\nexport default async function fetch(request: Request) {\n  const { matched, response } = await handler.handle(request, { prefix: '\u002Frpc' })\n  return matched ? response : new Response('Not Found', { status: 404 })\n}\n","server\u002Forpc.ts","typescript",[611,804,805,834,855,876,909,916,929,957,966,971,1015,1020,1033,1066,1103,1123,1135,1141,1146,1168,1173,1205,1261,1309],{"__ignoreMap":723},[727,806,807,811,815,819,822,825,828,831],{"class":729,"line":730},[727,808,810],{"class":809},"s7zQu","import",[727,812,814],{"class":813},"sMK4o"," {",[727,816,818],{"class":817},"sTEyZ"," os",[727,820,821],{"class":813}," }",[727,823,824],{"class":809}," from",[727,826,827],{"class":813}," '",[727,829,830],{"class":736},"@orpc\u002Fserver",[727,832,833],{"class":813},"'\n",[727,835,837,839,841,844,846,848,850,853],{"class":729,"line":836},2,[727,838,810],{"class":809},[727,840,814],{"class":813},[727,842,843],{"class":817}," 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},\n",[727,958,960,963],{"class":729,"line":959},8,[727,961,962],{"class":813},"}",[727,964,965],{"class":817},")\n",[727,967,969],{"class":729,"line":968},9,[727,970,915],{"emptyLinePlaceholder":914},[727,972,974,978,981,984,986,988,991,994,997,1000,1003,1005,1008,1010,1012],{"class":729,"line":973},10,[727,975,977],{"class":976},"spNyl","const",[727,979,980],{"class":817}," base ",[727,982,983],{"class":813},"=",[727,985,818],{"class":817},[727,987,638],{"class":813},[727,989,990],{"class":921},"$context",[727,992,993],{"class":813},"\u003C",[727,995,996],{"class":733},"EvlogOrpcContext",[727,998,999],{"class":813},">",[727,1001,1002],{"class":817},"()",[727,1004,638],{"class":813},[727,1006,1007],{"class":921},"use",[727,1009,925],{"class":817},[727,1011,873],{"class":921},[727,1013,1014],{"class":817},"())\n",[727,1016,1018],{"class":729,"line":1017},11,[727,1019,915],{"emptyLinePlaceholder":914},[727,1021,1023,1025,1028,1030],{"class":729,"line":1022},12,[727,1024,977],{"class":976},[727,1026,1027],{"class":817}," router ",[727,1029,983],{"class":813},[727,1031,1032],{"class":813}," {\n",[727,1034,1036,1039,1041,1044,1046,1049,1051,1054,1058,1061,1064],{"class":729,"line":1035},13,[727,1037,1038],{"class":934},"  health",[727,1040,938],{"class":813},[727,1042,1043],{"class":817}," 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locations.",[608,1336,1337,1339,1340,1343,1344,1346,1347,638],{},[611,1338,996],{}," declares ",[611,1341,1342],{},"log: RequestLogger"," on the procedure context so ",[611,1345,633],{}," is fully typed in every procedure that descends from ",[611,1348,1349],{},"base",[705,1351,51],{"id":1352},"wide-events",[608,1354,1355],{},"Build up context progressively through your handler. One request = one wide event:",[717,1357,1359],{"className":799,"code":1358,"filename":801,"language":802,"meta":723,"style":723},"const getUser = base\n  .input(z.object({ id: z.string() }))\n  .handler(async ({ input, context }) => {\n    context.log.set({ user: { id: input.id } })\n\n    const user = await db.findUser(input.id)\n    context.log.set({ user: { name: user.name, plan: user.plan } })\n\n    const orders = await db.findOrders(input.id)\n    context.log.set({ orders: { count: orders.length, totalRevenue: sum(orders) } })\n\n    return { user, orders }\n  })\n",[611,1360,1361,1373,1414,1441,1481,1485,1514,1568,1572,1600,1658,1662,1676],{"__ignoreMap":723},[727,1362,1363,1365,1368,1370],{"class":729,"line":730},[727,1364,977],{"class":976},[727,1366,1367],{"class":817}," getUser ",[727,1369,983],{"class":813},[727,1371,1372],{"class":817}," 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user",[727,1461,938],{"class":813},[727,1463,814],{"class":813},[727,1465,1395],{"class":934},[727,1467,938],{"class":813},[727,1469,1430],{"class":817},[727,1471,638],{"class":813},[727,1473,1474],{"class":817},"id",[727,1476,821],{"class":813},[727,1478,821],{"class":813},[727,1480,965],{"class":934},[727,1482,1483],{"class":729,"line":911},[727,1484,915],{"emptyLinePlaceholder":914},[727,1486,1487,1490,1492,1494,1496,1499,1501,1504,1506,1508,1510,1512],{"class":729,"line":918},[727,1488,1489],{"class":976},"    const",[727,1491,1459],{"class":817},[727,1493,1225],{"class":813},[727,1495,1228],{"class":809},[727,1497,1498],{"class":817}," db",[727,1500,638],{"class":813},[727,1502,1503],{"class":921},"findUser",[727,1505,925],{"class":934},[727,1507,1380],{"class":817},[727,1509,638],{"class":813},[727,1511,1474],{"class":817},[727,1513,965],{"class":934},[727,1515,1516,1518,1520,1522,1524,1526,1528,1530,1532,1534,1536,1539,1541,1543,1545,1548,1550,1553,1555,1557,1559,1562,1564,1566],{"class":729,"line":931},[727,1517,1071],{"class":817},[727,1519,638],{"class":813},[727,1521,1076],{"class":817},[727,1523,638],{"class":813},[727,1525,1081],{"class":921},[727,1527,925],{"class":934},[727,1529,1086],{"class":813},[727,1531,1459],{"class":934},[727,1533,938],{"class":813},[727,1535,814],{"class":813},[727,1537,1538],{"class":934}," name",[727,1540,938],{"class":813},[727,1542,1459],{"class":817},[727,1544,638],{"class":813},[727,1546,1547],{"class":817},"name",[727,1549,887],{"class":813},[727,1551,1552],{"class":934}," plan",[727,1554,938],{"class":813},[727,1556,1459],{"class":817},[727,1558,638],{"class":813},[727,1560,1561],{"class":817},"plan",[727,1563,821],{"class":813},[727,1565,821],{"class":813},[727,1567,965],{"class":934},[727,1569,1570],{"class":729,"line":959},[727,1571,915],{"emptyLinePlaceholder":914},[727,1573,1574,1576,1579,1581,1583,1585,1587,1590,1592,1594,1596,1598],{"class":729,"line":968},[727,1575,1489],{"class":976},[727,1577,1578],{"class":817}," orders",[727,1580,1225],{"class":813},[727,1582,1228],{"class":809},[727,1584,1498],{"class":817},[727,1586,638],{"class":813},[727,1588,1589],{"class":921},"findOrders",[727,1591,925],{"class":934},[727,1593,1380],{"class":817},[727,1595,638],{"class":813},[727,1597,1474],{"class":817},[727,1599,965],{"class":934},[727,1601,1602,1604,1606,1608,1610,1612,1614,1616,1618,1620,1622,1625,1627,1629,1631,1634,1636,1639,1641,1644,1646,1649,1652,1654,1656],{"class":729,"line":973},[727,1603,1071],{"class":817},[727,1605,638],{"class":813},[727,1607,1076],{"class":817},[727,1609,638],{"class":813},[727,1611,1081],{"class":921},[727,1613,925],{"class":934},[727,1615,1086],{"class":813},[727,1617,1578],{"class":934},[727,1619,938],{"class":813},[727,1621,814],{"class":813},[727,1623,1624],{"class":934}," count",[727,1626,938],{"class":813},[727,1628,1578],{"class":817},[727,1630,638],{"class":813},[727,1632,1633],{"class":817},"length",[727,1635,887],{"class":813},[727,1637,1638],{"class":934}," totalRevenue",[727,1640,938],{"class":813},[727,1642,1643],{"class":921}," sum",[727,1645,925],{"class":934},[727,1647,1648],{"class":817},"orders",[727,1650,1651],{"class":934},") ",[727,1653,962],{"class":813},[727,1655,821],{"class":813},[727,1657,965],{"class":934},[727,1659,1660],{"class":729,"line":1017},[727,1661,915],{"emptyLinePlaceholder":914},[727,1663,1664,1666,1668,1670,1672,1674],{"class":729,"line":1022},[727,1665,1108],{"class":809},[727,1667,814],{"class":813},[727,1669,1459],{"class":817},[727,1671,887],{"class":813},[727,1673,1578],{"class":817},[727,1675,1122],{"class":813},[727,1677,1678,1680],{"class":729,"line":1035},[727,1679,1128],{"class":813},[727,1681,965],{"class":817},[608,1683,1684,1685,1687,1688,1691,1692,1695],{},"All fields are merged into a single wide event emitted when the request completes. The ",[611,1686,637],{}," field is filled automatically from the procedure path (nested routers like ",[611,1689,1690],{},"users.profile.get"," surface as ",[611,1693,1694],{},"operation: 'users.profile.get'","):",[717,1697,1700],{"className":719,"code":1698,"filename":1699,"language":722,"meta":723,"style":723},"14:58:15 INFO [my-rpc] POST \u002Frpc\u002FgetUser 200 in 12ms\n  ├─ operation: getUser\n  ├─ orders: count=2 totalRevenue=6298\n  ├─ user: id=usr_123 name=Alice plan=pro\n  └─ requestId: 4a8ff3a8-...\n","Terminal output",[611,1701,1702,1713,1724,1743,1759],{"__ignoreMap":723},[727,1703,1704,1707,1710],{"class":729,"line":730},[727,1705,1706],{"class":733},"14:58:15",[727,1708,1709],{"class":736}," INFO",[727,1711,1712],{"class":817}," [my-rpc] POST \u002Frpc\u002FgetUser 200 in 12ms\n",[727,1714,1715,1718,1721],{"class":729,"line":836},[727,1716,1717],{"class":733},"  ├─",[727,1719,1720],{"class":736}," operation:",[727,1722,1723],{"class":736}," getUser\n",[727,1725,1726,1728,1731,1734,1737,1740],{"class":729,"line":857},[727,1727,1717],{"class":733},[727,1729,1730],{"class":736}," orders:",[727,1732,1733],{"class":736}," count=",[727,1735,1736],{"class":1303},"2",[727,1738,1739],{"class":736}," totalRevenue=",[727,1741,1742],{"class":1303},"6298\n",[727,1744,1745,1747,1750,1753,1756],{"class":729,"line":878},[727,1746,1717],{"class":733},[727,1748,1749],{"class":736}," user:",[727,1751,1752],{"class":736}," id=usr_123",[727,1754,1755],{"class":736}," name=Alice",[727,1757,1758],{"class":736}," plan=pro\n",[727,1760,1761,1764,1767],{"class":729,"line":911},[727,1762,1763],{"class":733},"  └─",[727,1765,1766],{"class":736}," requestId:",[727,1768,1769],{"class":736}," 4a8ff3a8-...\n",[705,1771,1773],{"id":1772},"uselogger","useLogger()",[608,1775,1776,1777,1779],{},"Use ",[611,1778,1773],{}," to access the request-scoped logger from anywhere in the call stack without passing the context through your service layer:",[717,1781,1784],{"className":799,"code":1782,"filename":1783,"language":802,"meta":723,"style":723},"import { useLogger } from 'evlog\u002Forpc'\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","server\u002Fservices\u002Fuser.ts",[611,1785,1786,1805,1809,1833,1847,1874,1878,1900,1946,1950,1957],{"__ignoreMap":723},[727,1787,1788,1790,1792,1795,1797,1799,1801,1803],{"class":729,"line":730},[727,1789,810],{"class":809},[727,1791,814],{"class":813},[727,1793,1794],{"class":817}," useLogger",[727,1796,821],{"class":813},[727,1798,824],{"class":809},[727,1800,827],{"class":813},[727,1802,613],{"class":736},[727,1804,833],{"class":813},[727,1806,1807],{"class":729,"line":836},[727,1808,915],{"emptyLinePlaceholder":914},[727,1810,1811,1813,1815,1817,1820,1822,1824,1826,1829,1831],{"class":729,"line":857},[727,1812,1178],{"class":809},[727,1814,1184],{"class":976},[727,1816,1187],{"class":976},[727,1818,1819],{"class":921}," findUser",[727,1821,925],{"class":813},[727,1823,1474],{"class":1056},[727,1825,938],{"class":813},[727,1827,1828],{"class":733}," string",[727,1830,1131],{"class":813},[727,1832,1032],{"class":813},[727,1834,1835,1837,1840,1842,1844],{"class":729,"line":878},[727,1836,1210],{"class":976},[727,1838,1839],{"class":817}," log",[727,1841,1225],{"class":813},[727,1843,1794],{"class":921},[727,1845,1846],{"class":934},"()\n",[727,1848,1849,1852,1854,1856,1858,1860,1862,1864,1866,1868,1870,1872],{"class":729,"line":911},[727,1850,1851],{"class":817},"  log",[727,1853,638],{"class":813},[727,1855,1081],{"class":921},[727,1857,925],{"class":934},[727,1859,1086],{"class":813},[727,1861,1459],{"class":934},[727,1863,938],{"class":813},[727,1865,814],{"class":813},[727,1867,1395],{"class":817},[727,1869,821],{"class":813},[727,1871,821],{"class":813},[727,1873,965],{"class":934},[727,1875,1876],{"class":729,"line":918},[727,1877,915],{"emptyLinePlaceholder":914},[727,1879,1880,1882,1884,1886,1888,1890,1892,1894,1896,1898],{"class":729,"line":931},[727,1881,1210],{"class":976},[727,1883,1459],{"class":817},[727,1885,1225],{"class":813},[727,1887,1228],{"class":809},[727,1889,1498],{"class":817},[727,1891,638],{"class":813},[727,1893,1503],{"class":921},[727,1895,925],{"class":934},[727,1897,1474],{"class":817},[727,1899,965],{"class":934},[727,1901,1902,1904,1906,1908,1910,1912,1914,1916,1918,1920,1922,1924,1926,1928,1930,1932,1934,1936,1938,1940,1942,1944],{"class":729,"line":959},[727,1903,1851],{"class":817},[727,1905,638],{"class":813},[727,1907,1081],{"class":921},[727,1909,925],{"class":934},[727,1911,1086],{"class":813},[727,1913,1459],{"class":934},[727,1915,938],{"class":813},[727,1917,814],{"class":813},[727,1919,1538],{"class":934},[727,1921,938],{"class":813},[727,1923,1459],{"class":817},[727,1925,638],{"class":813},[727,1927,1547],{"class":817},[727,1929,887],{"class":813},[727,1931,1552],{"class":934},[727,1933,938],{"class":813},[727,1935,1459],{"class":817},[727,1937,638],{"class":813},[727,1939,1561],{"class":817},[727,1941,821],{"class":813},[727,1943,821],{"class":813},[727,1945,965],{"class":934},[727,1947,1948],{"class":729,"line":968},[727,1949,915],{"emptyLinePlaceholder":914},[727,1951,1952,1954],{"class":729,"line":973},[727,1953,1266],{"class":809},[727,1955,1956],{"class":817}," user\n",[727,1958,1959],{"class":729,"line":1017},[727,1960,1140],{"class":813},[717,1962,1964],{"className":799,"code":1963,"filename":801,"language":802,"meta":723,"style":723},"import { findUser } from '.\u002Fservices\u002Fuser'\n\nconst getUser = base\n  .input(z.object({ id: z.string() }))\n  .handler(async ({ input }) => findUser(input.id))\n",[611,1965,1966,1985,1989,1999,2031],{"__ignoreMap":723},[727,1967,1968,1970,1972,1974,1976,1978,1980,1983],{"class":729,"line":730},[727,1969,810],{"class":809},[727,1971,814],{"class":813},[727,1973,1819],{"class":817},[727,1975,821],{"class":813},[727,1977,824],{"class":809},[727,1979,827],{"class":813},[727,1981,1982],{"class":736},".\u002Fservices\u002Fuser",[727,1984,833],{"class":813},[727,1986,1987],{"class":729,"line":836},[727,1988,915],{"emptyLinePlaceholder":914},[727,1990,1991,1993,1995,1997],{"class":729,"line":857},[727,1992,977],{"class":976},[727,1994,1367],{"class":817},[727,1996,983],{"class":813},[727,1998,1372],{"class":817},[727,2000,2001,2003,2005,2007,2009,2011,2013,2015,2017,2019,2021,2023,2025,2027,2029],{"class":729,"line":878},[727,2002,1377],{"class":813},[727,2004,1380],{"class":921},[727,2006,1383],{"class":817},[727,2008,638],{"class":813},[727,2010,1388],{"class":921},[727,2012,925],{"class":817},[727,2014,1086],{"class":813},[727,2016,1395],{"class":934},[727,2018,938],{"class":813},[727,2020,1400],{"class":817},[727,2022,638],{"class":813},[727,2024,1405],{"class":921},[727,2026,1408],{"class":817},[727,2028,962],{"class":813},[727,2030,1413],{"class":817},[727,2032,2033,2035,2037,2039,2041,2043,2045,2047,2049,2051,2054,2056],{"class":729,"line":911},[727,2034,1377],{"class":813},[727,2036,1048],{"class":921},[727,2038,925],{"class":817},[727,2040,1424],{"class":976},[727,2042,1427],{"class":813},[727,2044,1430],{"class":1056},[727,2046,1060],{"class":813},[727,2048,1063],{"class":976},[727,2050,1819],{"class":921},[727,2052,2053],{"class":817},"(input",[727,2055,638],{"class":813},[727,2057,2058],{"class":817},"id))\n",[608,2060,2061,2062,2064,2065,2067,2068,2070,2071,2074],{},"Both ",[611,2063,633],{}," and ",[611,2066,1773],{}," return the same logger instance. ",[611,2069,1773],{}," uses ",[611,2072,2073],{},"AsyncLocalStorage"," to propagate the logger across async boundaries.",[705,2076,2078,2079,1131],{"id":2077},"background-work-logfork","Background work (",[611,2080,2081],{},"log.fork",[608,2083,2084,2086,2087,2090,2091,2095],{},[611,2085,1773],{}," returns a logger that also supports ",[611,2088,2089],{},"fork"," for child wide events, so background work runs under its own wide event. See ",[649,2092,2094],{"href":2093},"\u002Flearn\u002Fwide-events#after-emit-sealing-and-background-work","After emit"," in Wide events.",[717,2097,2099],{"className":799,"code":2098,"filename":1783,"language":802,"meta":723,"style":723},"import { useLogger } from 'evlog\u002Forpc'\n\nexport async function findUser(id: string) {\n  const log = useLogger()\n\n  log.fork!('background', async () => {\n    const child = useLogger()\n    child.set({ step: 'complete' })\n  })\n\n  const user = await db.findUser(id)\n  log.set({ user: { name: user.name, plan: user.plan } })\n\n  return user\n}\n",[611,2100,2101,2119,2123,2145,2157,2161,2192,2205,2234,2240,2244,2266,2312,2316,2322],{"__ignoreMap":723},[727,2102,2103,2105,2107,2109,2111,2113,2115,2117],{"class":729,"line":730},[727,2104,810],{"class":809},[727,2106,814],{"class":813},[727,2108,1794],{"class":817},[727,2110,821],{"class":813},[727,2112,824],{"class":809},[727,2114,827],{"class":813},[727,2116,613],{"class":736},[727,2118,833],{"class":813},[727,2120,2121],{"class":729,"line":836},[727,2122,915],{"emptyLinePlaceholder":914},[727,2124,2125,2127,2129,2131,2133,2135,2137,2139,2141,2143],{"class":729,"line":857},[727,2126,1178],{"class":809},[727,2128,1184],{"class":976},[727,2130,1187],{"class":976},[727,2132,1819],{"class":921},[727,2134,925],{"class":813},[727,2136,1474],{"class":1056},[727,2138,938],{"class":813},[727,2140,1828],{"class":733},[727,2142,1131],{"class":813},[727,2144,1032],{"class":813},[727,2146,2147,2149,2151,2153,2155],{"class":729,"line":878},[727,2148,1210],{"class":976},[727,2150,1839],{"class":817},[727,2152,1225],{"class":813},[727,2154,1794],{"class":921},[727,2156,1846],{"class":934},[727,2158,2159],{"class":729,"line":911},[727,2160,915],{"emptyLinePlaceholder":914},[727,2162,2163,2165,2167,2169,2172,2174,2176,2179,2181,2183,2185,2188,2190],{"class":729,"line":918},[727,2164,1851],{"class":817},[727,2166,638],{"class":813},[727,2168,2089],{"class":921},[727,2170,2171],{"class":813},"!",[727,2173,925],{"class":934},[727,2175,953],{"class":813},[727,2177,2178],{"class":736},"background",[727,2180,953],{"class":813},[727,2182,887],{"class":813},[727,2184,1184],{"class":976},[727,2186,2187],{"class":813}," ()",[727,2189,1063],{"class":976},[727,2191,1032],{"class":813},[727,2193,2194,2196,2199,2201,2203],{"class":729,"line":931},[727,2195,1489],{"class":976},[727,2197,2198],{"class":817}," child",[727,2200,1225],{"class":813},[727,2202,1794],{"class":921},[727,2204,1846],{"class":934},[727,2206,2207,2210,2212,2214,2216,2218,2221,2223,2225,2228,2230,2232],{"class":729,"line":959},[727,2208,2209],{"class":817},"    child",[727,2211,638],{"class":813},[727,2213,1081],{"class":921},[727,2215,925],{"class":934},[727,2217,1086],{"class":813},[727,2219,2220],{"class":934}," step",[727,2222,938],{"class":813},[727,2224,827],{"class":813},[727,2226,2227],{"class":736},"complete",[727,2229,953],{"class":813},[727,2231,821],{"class":813},[727,2233,965],{"class":934},[727,2235,2236,2238],{"class":729,"line":968},[727,2237,1128],{"class":813},[727,2239,965],{"class":934},[727,2241,2242],{"class":729,"line":973},[727,2243,915],{"emptyLinePlaceholder":914},[727,2245,2246,2248,2250,2252,2254,2256,2258,2260,2262,2264],{"class":729,"line":1017},[727,2247,1210],{"class":976},[727,2249,1459],{"class":817},[727,2251,1225],{"class":813},[727,2253,1228],{"class":809},[727,2255,1498],{"class":817},[727,2257,638],{"class":813},[727,2259,1503],{"class":921},[727,2261,925],{"class":934},[727,2263,1474],{"class":817},[727,2265,965],{"class":934},[727,2267,2268,2270,2272,2274,2276,2278,2280,2282,2284,2286,2288,2290,2292,2294,2296,2298,2300,2302,2304,2306,2308,2310],{"class":729,"line":1022},[727,2269,1851],{"class":817},[727,2271,638],{"class":813},[727,2273,1081],{"class":921},[727,2275,925],{"class":934},[727,2277,1086],{"class":813},[727,2279,1459],{"class":934},[727,2281,938],{"class":813},[727,2283,814],{"class":813},[727,2285,1538],{"class":934},[727,2287,938],{"class":813},[727,2289,1459],{"class":817},[727,2291,638],{"class":813},[727,2293,1547],{"class":817},[727,2295,887],{"class":813},[727,2297,1552],{"class":934},[727,2299,938],{"class":813},[727,2301,1459],{"class":817},[727,2303,638],{"class":813},[727,2305,1561],{"class":817},[727,2307,821],{"class":813},[727,2309,821],{"class":813},[727,2311,965],{"class":934},[727,2313,2314],{"class":729,"line":1035},[727,2315,915],{"emptyLinePlaceholder":914},[727,2317,2318,2320],{"class":729,"line":1068},[727,2319,1266],{"class":809},[727,2321,1956],{"class":817},[727,2323,2324],{"class":729,"line":1105},[727,2325,1140],{"class":813},[705,2327,2329],{"id":2328},"error-handling","Error Handling",[608,2331,1776,2332,2335,2336,622,2339,2342,2343,2346,2347,2349,2350,2353,2354,622,2356,622,2359,2362],{},[611,2333,2334],{},"createError"," for structured errors with ",[611,2337,2338],{},"why",[611,2340,2341],{},"fix",", and ",[611,2344,2345],{},"link"," fields. The ",[611,2348,629],{}," middleware catches the throw, records it on the wide event, and bridges it to an ",[611,2351,2352],{},"ORPCError"," so the wire response carries your ",[611,2355,611],{},[611,2357,2358],{},"status",[611,2360,2361],{},"message",", and the human-guidance fields:",[717,2364,2366],{"className":799,"code":2365,"filename":801,"language":802,"meta":723,"style":723},"import { createError } from 'evlog'\n\nconst checkout = base\n  .handler(({ context }) => {\n    context.log.set({ cart: { items: 3, total: 9999 } })\n\n    throw createError({\n      message: 'Payment failed',\n      code: 'PAYMENT_DECLINED',\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",[611,2367,2368,2387,2391,2402,2420,2467,2471,2482,2498,2514,2526,2542,2558,2574,2581],{"__ignoreMap":723},[727,2369,2370,2372,2374,2377,2379,2381,2383,2385],{"class":729,"line":730},[727,2371,810],{"class":809},[727,2373,814],{"class":813},[727,2375,2376],{"class":817}," createError",[727,2378,821],{"class":813},[727,2380,824],{"class":809},[727,2382,827],{"class":813},[727,2384,873],{"class":736},[727,2386,833],{"class":813},[727,2388,2389],{"class":729,"line":836},[727,2390,915],{"emptyLinePlaceholder":914},[727,2392,2393,2395,2398,2400],{"class":729,"line":857},[727,2394,977],{"class":976},[727,2396,2397],{"class":817}," checkout ",[727,2399,983],{"class":813},[727,2401,1372],{"class":817},[727,2403,2404,2406,2408,2410,2412,2414,2416,2418],{"class":729,"line":878},[727,2405,1377],{"class":813},[727,2407,1048],{"class":921},[727,2409,925],{"class":817},[727,2411,1053],{"class":813},[727,2413,1057],{"class":1056},[727,2415,1060],{"class":813},[727,2417,1063],{"class":976},[727,2419,1032],{"class":813},[727,2421,2422,2424,2426,2428,2430,2432,2434,2436,2439,2441,2443,2446,2448,2451,2453,2456,2458,2461,2463,2465],{"class":729,"line":911},[727,2423,1071],{"class":817},[727,2425,638],{"class":813},[727,2427,1076],{"class":817},[727,2429,638],{"class":813},[727,2431,1081],{"class":921},[727,2433,925],{"class":934},[727,2435,1086],{"class":813},[727,2437,2438],{"class":934}," cart",[727,2440,938],{"class":813},[727,2442,814],{"class":813},[727,2444,2445],{"class":934}," items",[727,2447,938],{"class":813},[727,2449,2450],{"class":1303}," 3",[727,2452,887],{"class":813},[727,2454,2455],{"class":934}," total",[727,2457,938],{"class":813},[727,2459,2460],{"class":1303}," 9999",[727,2462,821],{"class":813},[727,2464,821],{"class":813},[727,2466,965],{"class":934},[727,2468,2469],{"class":729,"line":918},[727,2470,915],{"emptyLinePlaceholder":914},[727,2472,2473,2476,2478,2480],{"class":729,"line":931},[727,2474,2475],{"class":809},"    throw",[727,2477,2376],{"class":921},[727,2479,925],{"class":934},[727,2481,928],{"class":813},[727,2483,2484,2487,2489,2491,2494,2496],{"class":729,"line":959},[727,2485,2486],{"class":934},"      message",[727,2488,938],{"class":813},[727,2490,827],{"class":813},[727,2492,2493],{"class":736},"Payment failed",[727,2495,953],{"class":813},[727,2497,1134],{"class":813},[727,2499,2500,2503,2505,2507,2510,2512],{"class":729,"line":968},[727,2501,2502],{"class":934},"      code",[727,2504,938],{"class":813},[727,2506,827],{"class":813},[727,2508,2509],{"class":736},"PAYMENT_DECLINED",[727,2511,953],{"class":813},[727,2513,1134],{"class":813},[727,2515,2516,2519,2521,2524],{"class":729,"line":973},[727,2517,2518],{"class":934},"      status",[727,2520,938],{"class":813},[727,2522,2523],{"class":1303}," 402",[727,2525,1134],{"class":813},[727,2527,2528,2531,2533,2535,2538,2540],{"class":729,"line":1017},[727,2529,2530],{"class":934},"      why",[727,2532,938],{"class":813},[727,2534,827],{"class":813},[727,2536,2537],{"class":736},"Card declined by issuer",[727,2539,953],{"class":813},[727,2541,1134],{"class":813},[727,2543,2544,2547,2549,2551,2554,2556],{"class":729,"line":1022},[727,2545,2546],{"class":934},"      fix",[727,2548,938],{"class":813},[727,2550,827],{"class":813},[727,2552,2553],{"class":736},"Try a different payment method",[727,2555,953],{"class":813},[727,2557,1134],{"class":813},[727,2559,2560,2563,2565,2567,2570,2572],{"class":729,"line":1035},[727,2561,2562],{"class":934},"      link",[727,2564,938],{"class":813},[727,2566,827],{"class":813},[727,2568,2569],{"class":736},"https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined",[727,2571,953],{"class":813},[727,2573,1134],{"class":813},[727,2575,2576,2579],{"class":729,"line":1068},[727,2577,2578],{"class":813},"    }",[727,2580,965],{"class":934},[727,2582,2583,2585],{"class":729,"line":1105},[727,2584,1128],{"class":813},[727,2586,965],{"class":817},[608,2588,2589],{},"The error is captured and logged with both the custom context and structured error fields:",[717,2591,2593],{"className":719,"code":2592,"filename":1699,"language":722,"meta":723,"style":723},"14:58:20 ERROR [my-rpc] POST \u002Frpc\u002Fcheckout 402 in 3ms\n  ├─ operation: checkout\n  ├─ error: name=EvlogError code=PAYMENT_DECLINED status=402 message=Payment failed\n  ├─ cart: items=3 total=9999\n  └─ requestId: 880a50ac-...\n",[611,2594,2595,2606,2615,2640,2659],{"__ignoreMap":723},[727,2596,2597,2600,2603],{"class":729,"line":730},[727,2598,2599],{"class":733},"14:58:20",[727,2601,2602],{"class":736}," ERROR",[727,2604,2605],{"class":817}," [my-rpc] POST \u002Frpc\u002Fcheckout 402 in 3ms\n",[727,2607,2608,2610,2612],{"class":729,"line":836},[727,2609,1717],{"class":733},[727,2611,1720],{"class":736},[727,2613,2614],{"class":736}," checkout\n",[727,2616,2617,2619,2622,2625,2628,2631,2634,2637],{"class":729,"line":857},[727,2618,1717],{"class":733},[727,2620,2621],{"class":736}," error:",[727,2623,2624],{"class":736}," name=EvlogError",[727,2626,2627],{"class":736}," code=PAYMENT_DECLINED",[727,2629,2630],{"class":736}," status=",[727,2632,2633],{"class":1303},"402",[727,2635,2636],{"class":736}," message=Payment",[727,2638,2639],{"class":736}," failed\n",[727,2641,2642,2644,2647,2650,2653,2656],{"class":729,"line":878},[727,2643,1717],{"class":733},[727,2645,2646],{"class":736}," cart:",[727,2648,2649],{"class":736}," items=",[727,2651,2652],{"class":1303},"3",[727,2654,2655],{"class":736}," total=",[727,2657,2658],{"class":1303},"9999\n",[727,2660,2661,2663,2665],{"class":729,"line":911},[727,2662,1763],{"class":733},[727,2664,1766],{"class":736},[727,2666,2667],{"class":736}," 880a50ac-...\n",[608,2669,2670],{},"Wire response returned to the client:",[717,2672,2677],{"className":2673,"code":2674,"filename":2675,"language":2676,"meta":723,"style":723},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"defined\": false,\n  \"code\": \"PAYMENT_DECLINED\",\n  \"status\": 402,\n  \"message\": \"Payment failed\",\n  \"data\": {\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","HTTP 402","json",[611,2678,2679,2683,2699,2718,2732,2750,2763,2782,2800,2817,2822],{"__ignoreMap":723},[727,2680,2681],{"class":729,"line":730},[727,2682,928],{"class":813},[727,2684,2685,2688,2691,2694,2696],{"class":729,"line":836},[727,2686,2687],{"class":813},"  \"",[727,2689,2690],{"class":976},"defined",[727,2692,2693],{"class":813},"\"",[727,2695,938],{"class":813},[727,2697,2698],{"class":813}," false,\n",[727,2700,2701,2703,2705,2707,2709,2712,2714,2716],{"class":729,"line":857},[727,2702,2687],{"class":813},[727,2704,611],{"class":976},[727,2706,2693],{"class":813},[727,2708,938],{"class":813},[727,2710,2711],{"class":813}," \"",[727,2713,2509],{"class":736},[727,2715,2693],{"class":813},[727,2717,1134],{"class":813},[727,2719,2720,2722,2724,2726,2728,2730],{"class":729,"line":878},[727,2721,2687],{"class":813},[727,2723,2358],{"class":976},[727,2725,2693],{"class":813},[727,2727,938],{"class":813},[727,2729,2523],{"class":1303},[727,2731,1134],{"class":813},[727,2733,2734,2736,2738,2740,2742,2744,2746,2748],{"class":729,"line":911},[727,2735,2687],{"class":813},[727,2737,2361],{"class":976},[727,2739,2693],{"class":813},[727,2741,938],{"class":813},[727,2743,2711],{"class":813},[727,2745,2493],{"class":736},[727,2747,2693],{"class":813},[727,2749,1134],{"class":813},[727,2751,2752,2754,2757,2759,2761],{"class":729,"line":918},[727,2753,2687],{"class":813},[727,2755,2756],{"class":976},"data",[727,2758,2693],{"class":813},[727,2760,938],{"class":813},[727,2762,1032],{"class":813},[727,2764,2765,2768,2770,2772,2774,2776,2778,2780],{"class":729,"line":931},[727,2766,2767],{"class":813},"    \"",[727,2769,2338],{"class":733},[727,2771,2693],{"class":813},[727,2773,938],{"class":813},[727,2775,2711],{"class":813},[727,2777,2537],{"class":736},[727,2779,2693],{"class":813},[727,2781,1134],{"class":813},[727,2783,2784,2786,2788,2790,2792,2794,2796,2798],{"class":729,"line":959},[727,2785,2767],{"class":813},[727,2787,2341],{"class":733},[727,2789,2693],{"class":813},[727,2791,938],{"class":813},[727,2793,2711],{"class":813},[727,2795,2553],{"class":736},[727,2797,2693],{"class":813},[727,2799,1134],{"class":813},[727,2801,2802,2804,2806,2808,2810,2812,2814],{"class":729,"line":968},[727,2803,2767],{"class":813},[727,2805,2345],{"class":733},[727,2807,2693],{"class":813},[727,2809,938],{"class":813},[727,2811,2711],{"class":813},[727,2813,2569],{"class":736},[727,2815,2816],{"class":813},"\"\n",[727,2818,2819],{"class":729,"line":973},[727,2820,2821],{"class":813},"  }\n",[727,2823,2824],{"class":729,"line":1017},[727,2825,1140],{"class":813},[640,2827,2828,2829,2832,2833,2836,2837,2840,2841,2843,2844,2843,2846,2848,2849,2851,2852,2854,2855,2861],{"color":642,"icon":13},"oRPC's error envelope is ",[611,2830,2831],{},"{ defined, code, status, message, data }",". Clients deserialize errors as a typed union via ",[611,2834,2835],{},"safe()"," from ",[611,2838,2839],{},"@orpc\u002Fclient",". evlog follows the protocol, so ",[611,2842,2338],{},"\u002F",[611,2845,2341],{},[611,2847,2345],{}," live under ",[611,2850,2756],{}," instead of at the response root. The authoring API (",[611,2853,2334],{}," \u002F ",[649,2856,2858],{"href":2857},"\u002Flearn\u002Fstructured-errors#error-catalogs",[611,2859,2860],{},"defineErrorCatalog",") is identical to the rest of evlog.",[705,2863,547],{"id":2864},"configuration",[608,2866,2867,2868,2871,2872,2874],{},"See the ",[649,2869,2870],{"href":548},"Configuration reference"," for all available options (",[611,2873,922],{},", middleware options, sampling, silent mode, etc.).",[705,2876,2878],{"id":2877},"drain-enrichers","Drain & Enrichers",[608,2880,2881,2882,2885],{},"Configure drain adapters and enrichers directly in the ",[611,2883,2884],{},"withEvlog()"," options:",[717,2887,2889],{"className":799,"code":2888,"filename":801,"language":802,"meta":723,"style":723},"import { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createUserAgentEnricher } from 'evlog\u002Fenrichers'\n\nconst userAgent = createUserAgentEnricher()\n\nconst handler = withEvlog(new RPCHandler(router), {\n  drain: createAxiomDrain(),\n  enrich: (ctx) => {\n    userAgent(ctx)\n    ctx.event.region = process.env.FLY_REGION\n  },\n})\n",[611,2890,2891,2911,2931,2935,2948,2952,2975,2988,3007,3018,3048,3053],{"__ignoreMap":723},[727,2892,2893,2895,2897,2900,2902,2904,2906,2909],{"class":729,"line":730},[727,2894,810],{"class":809},[727,2896,814],{"class":813},[727,2898,2899],{"class":817}," createAxiomDrain",[727,2901,821],{"class":813},[727,2903,824],{"class":809},[727,2905,827],{"class":813},[727,2907,2908],{"class":736},"evlog\u002Faxiom",[727,2910,833],{"class":813},[727,2912,2913,2915,2917,2920,2922,2924,2926,2929],{"class":729,"line":836},[727,2914,810],{"class":809},[727,2916,814],{"class":813},[727,2918,2919],{"class":817}," createUserAgentEnricher",[727,2921,821],{"class":813},[727,2923,824],{"class":809},[727,2925,827],{"class":813},[727,2927,2928],{"class":736},"evlog\u002Fenrichers",[727,2930,833],{"class":813},[727,2932,2933],{"class":729,"line":857},[727,2934,915],{"emptyLinePlaceholder":914},[727,2936,2937,2939,2942,2944,2946],{"class":729,"line":878},[727,2938,977],{"class":976},[727,2940,2941],{"class":817}," userAgent ",[727,2943,983],{"class":813},[727,2945,2919],{"class":921},[727,2947,1846],{"class":817},[727,2949,2950],{"class":729,"line":911},[727,2951,915],{"emptyLinePlaceholder":914},[727,2953,2954,2956,2958,2960,2962,2964,2966,2968,2971,2973],{"class":729,"line":918},[727,2955,977],{"class":976},[727,2957,1153],{"class":817},[727,2959,983],{"class":813},[727,2961,890],{"class":921},[727,2963,925],{"class":817},[727,2965,1162],{"class":813},[727,2967,843],{"class":921},[727,2969,2970],{"class":817},"(router)",[727,2972,887],{"class":813},[727,2974,1032],{"class":813},[727,2976,2977,2980,2982,2984,2986],{"class":729,"line":931},[727,2978,2979],{"class":934},"  drain",[727,2981,938],{"class":813},[727,2983,2899],{"class":921},[727,2985,1002],{"class":817},[727,2987,1134],{"class":813},[727,2989,2990,2993,2995,2998,3001,3003,3005],{"class":729,"line":959},[727,2991,2992],{"class":921},"  enrich",[727,2994,938],{"class":813},[727,2996,2997],{"class":813}," (",[727,2999,3000],{"class":1056},"ctx",[727,3002,1131],{"class":813},[727,3004,1063],{"class":976},[727,3006,1032],{"class":813},[727,3008,3009,3012,3014,3016],{"class":729,"line":968},[727,3010,3011],{"class":921},"    userAgent",[727,3013,925],{"class":934},[727,3015,3000],{"class":817},[727,3017,965],{"class":934},[727,3019,3020,3023,3025,3028,3030,3033,3035,3038,3040,3043,3045],{"class":729,"line":973},[727,3021,3022],{"class":817},"    ctx",[727,3024,638],{"class":813},[727,3026,3027],{"class":817},"event",[727,3029,638],{"class":813},[727,3031,3032],{"class":817},"region",[727,3034,1225],{"class":813},[727,3036,3037],{"class":817}," process",[727,3039,638],{"class":813},[727,3041,3042],{"class":817},"env",[727,3044,638],{"class":813},[727,3046,3047],{"class":817},"FLY_REGION\n",[727,3049,3050],{"class":729,"line":1017},[727,3051,3052],{"class":813},"  },\n",[727,3054,3055,3057],{"class":729,"line":1022},[727,3056,962],{"class":813},[727,3058,965],{"class":817},[709,3060,3062],{"id":3061},"pipeline-batching-retry","Pipeline (Batching & Retry)",[608,3064,3065,3066,3069],{},"For production, wrap your adapter with ",[611,3067,3068],{},"createDrainPipeline"," to batch events and retry on failure:",[717,3071,3073],{"className":799,"code":3072,"filename":801,"language":802,"meta":723,"style":723},"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\nconst handler = withEvlog(new RPCHandler(router), { drain })\n",[611,3074,3075,3096,3114,3134,3138,3160,3189,3207,3213,3232,3236],{"__ignoreMap":723},[727,3076,3077,3079,3081,3083,3086,3088,3090,3092,3094],{"class":729,"line":730},[727,3078,810],{"class":809},[727,3080,895],{"class":809},[727,3082,814],{"class":813},[727,3084,3085],{"class":817}," DrainContext",[727,3087,821],{"class":813},[727,3089,824],{"class":809},[727,3091,827],{"class":813},[727,3093,873],{"class":736},[727,3095,833],{"class":813},[727,3097,3098,3100,3102,3104,3106,3108,3110,3112],{"class":729,"line":836},[727,3099,810],{"class":809},[727,3101,814],{"class":813},[727,3103,2899],{"class":817},[727,3105,821],{"class":813},[727,3107,824],{"class":809},[727,3109,827],{"class":813},[727,3111,2908],{"class":736},[727,3113,833],{"class":813},[727,3115,3116,3118,3120,3123,3125,3127,3129,3132],{"class":729,"line":857},[727,3117,810],{"class":809},[727,3119,814],{"class":813},[727,3121,3122],{"class":817}," createDrainPipeline",[727,3124,821],{"class":813},[727,3126,824],{"class":809},[727,3128,827],{"class":813},[727,3130,3131],{"class":736},"evlog\u002Fpipeline",[727,3133,833],{"class":813},[727,3135,3136],{"class":729,"line":878},[727,3137,915],{"emptyLinePlaceholder":914},[727,3139,3140,3142,3145,3147,3149,3151,3154,3156,3158],{"class":729,"line":911},[727,3141,977],{"class":976},[727,3143,3144],{"class":817}," pipeline ",[727,3146,983],{"class":813},[727,3148,3122],{"class":921},[727,3150,993],{"class":813},[727,3152,3153],{"class":733},"DrainContext",[727,3155,999],{"class":813},[727,3157,925],{"class":817},[727,3159,928],{"class":813},[727,3161,3162,3165,3167,3169,3172,3174,3177,3179,3182,3184,3187],{"class":729,"line":918},[727,3163,3164],{"class":934},"  batch",[727,3166,938],{"class":813},[727,3168,814],{"class":813},[727,3170,3171],{"class":934}," size",[727,3173,938],{"class":813},[727,3175,3176],{"class":1303}," 50",[727,3178,887],{"class":813},[727,3180,3181],{"class":934}," intervalMs",[727,3183,938],{"class":813},[727,3185,3186],{"class":1303}," 5000",[727,3188,956],{"class":813},[727,3190,3191,3194,3196,3198,3201,3203,3205],{"class":729,"line":931},[727,3192,3193],{"class":934},"  retry",[727,3195,938],{"class":813},[727,3197,814],{"class":813},[727,3199,3200],{"class":934}," maxAttempts",[727,3202,938],{"class":813},[727,3204,2450],{"class":1303},[727,3206,956],{"class":813},[727,3208,3209,3211],{"class":729,"line":959},[727,3210,962],{"class":813},[727,3212,965],{"class":817},[727,3214,3215,3217,3220,3222,3225,3227,3230],{"class":729,"line":968},[727,3216,977],{"class":976},[727,3218,3219],{"class":817}," drain ",[727,3221,983],{"class":813},[727,3223,3224],{"class":921}," pipeline",[727,3226,925],{"class":817},[727,3228,3229],{"class":921},"createAxiomDrain",[727,3231,1014],{"class":817},[727,3233,3234],{"class":729,"line":973},[727,3235,915],{"emptyLinePlaceholder":914},[727,3237,3238,3240,3242,3244,3246,3248,3250,3252,3254,3256,3258,3260,3262],{"class":729,"line":1017},[727,3239,977],{"class":976},[727,3241,1153],{"class":817},[727,3243,983],{"class":813},[727,3245,890],{"class":921},[727,3247,925],{"class":817},[727,3249,1162],{"class":813},[727,3251,843],{"class":921},[727,3253,2970],{"class":817},[727,3255,887],{"class":813},[727,3257,814],{"class":813},[727,3259,3219],{"class":817},[727,3261,962],{"class":813},[727,3263,965],{"class":817},[640,3265,3266,3267,3270,3271,3274],{"color":642,"icon":13},"Call ",[611,3268,3269],{},"drain.flush()"," on server shutdown to ensure all buffered events are sent. See the ",[649,3272,3273],{"href":535},"Pipeline docs"," for all options.",[705,3276,3278],{"id":3277},"tail-sampling","Tail Sampling",[608,3280,1776,3281,3284],{},[611,3282,3283],{},"keep"," to force-retain specific events regardless of head sampling:",[717,3286,3288],{"className":799,"code":3287,"filename":801,"language":802,"meta":723,"style":723},"const handler = withEvlog(new RPCHandler(router), {\n  drain: createAxiomDrain(),\n  keep: (ctx) => {\n    if (ctx.duration && ctx.duration > 2000) ctx.shouldKeep = true\n  },\n})\n",[611,3289,3290,3312,3324,3341,3385,3389],{"__ignoreMap":723},[727,3291,3292,3294,3296,3298,3300,3302,3304,3306,3308,3310],{"class":729,"line":730},[727,3293,977],{"class":976},[727,3295,1153],{"class":817},[727,3297,983],{"class":813},[727,3299,890],{"class":921},[727,3301,925],{"class":817},[727,3303,1162],{"class":813},[727,3305,843],{"class":921},[727,3307,2970],{"class":817},[727,3309,887],{"class":813},[727,3311,1032],{"class":813},[727,3313,3314,3316,3318,3320,3322],{"class":729,"line":836},[727,3315,2979],{"class":934},[727,3317,938],{"class":813},[727,3319,2899],{"class":921},[727,3321,1002],{"class":817},[727,3323,1134],{"class":813},[727,3325,3326,3329,3331,3333,3335,3337,3339],{"class":729,"line":857},[727,3327,3328],{"class":921},"  keep",[727,3330,938],{"class":813},[727,3332,2997],{"class":813},[727,3334,3000],{"class":1056},[727,3336,1131],{"class":813},[727,3338,1063],{"class":976},[727,3340,1032],{"class":813},[727,3342,3343,3346,3348,3350,3352,3355,3358,3361,3363,3365,3368,3371,3373,3375,3377,3380,3382],{"class":729,"line":878},[727,3344,3345],{"class":809},"    if",[727,3347,2997],{"class":934},[727,3349,3000],{"class":817},[727,3351,638],{"class":813},[727,3353,3354],{"class":817},"duration",[727,3356,3357],{"class":813}," &&",[727,3359,3360],{"class":817}," ctx",[727,3362,638],{"class":813},[727,3364,3354],{"class":817},[727,3366,3367],{"class":813}," >",[727,3369,3370],{"class":1303}," 2000",[727,3372,1651],{"class":934},[727,3374,3000],{"class":817},[727,3376,638],{"class":813},[727,3378,3379],{"class":817},"shouldKeep",[727,3381,1225],{"class":813},[727,3383,3384],{"class":1118}," true\n",[727,3386,3387],{"class":729,"line":911},[727,3388,3052],{"class":813},[727,3390,3391,3393],{"class":729,"line":918},[727,3392,962],{"class":813},[727,3394,965],{"class":817},[705,3396,3398],{"id":3397},"route-filtering","Route Filtering",[608,3400,3401,2854,3404,3407],{},[611,3402,3403],{},"include",[611,3405,3406],{},"exclude"," match against the HTTP path (the request URL), not the procedure name:",[717,3409,3411],{"className":799,"code":3410,"filename":801,"language":802,"meta":723,"style":723},"const handler = withEvlog(new RPCHandler(router), {\n  include: ['\u002Frpc\u002F**'],\n  exclude: ['\u002Frpc\u002F_internal\u002F**', '\u002Fhealth'],\n  routes: {\n    '\u002Frpc\u002Fauth\u002F**': { service: 'auth-service' },\n    '\u002Frpc\u002Fpayment\u002F**': { service: 'payment-service' },\n  },\n})\n",[611,3412,3413,3435,3457,3486,3495,3522,3548,3552],{"__ignoreMap":723},[727,3414,3415,3417,3419,3421,3423,3425,3427,3429,3431,3433],{"class":729,"line":730},[727,3416,977],{"class":976},[727,3418,1153],{"class":817},[727,3420,983],{"class":813},[727,3422,890],{"class":921},[727,3424,925],{"class":817},[727,3426,1162],{"class":813},[727,3428,843],{"class":921},[727,3430,2970],{"class":817},[727,3432,887],{"class":813},[727,3434,1032],{"class":813},[727,3436,3437,3440,3442,3445,3447,3450,3452,3455],{"class":729,"line":836},[727,3438,3439],{"class":934},"  include",[727,3441,938],{"class":813},[727,3443,3444],{"class":817}," [",[727,3446,953],{"class":813},[727,3448,3449],{"class":736},"\u002Frpc\u002F**",[727,3451,953],{"class":813},[727,3453,3454],{"class":817},"]",[727,3456,1134],{"class":813},[727,3458,3459,3462,3464,3466,3468,3471,3473,3475,3477,3480,3482,3484],{"class":729,"line":857},[727,3460,3461],{"class":934},"  exclude",[727,3463,938],{"class":813},[727,3465,3444],{"class":817},[727,3467,953],{"class":813},[727,3469,3470],{"class":736},"\u002Frpc\u002F_internal\u002F**",[727,3472,953],{"class":813},[727,3474,887],{"class":813},[727,3476,827],{"class":813},[727,3478,3479],{"class":736},"\u002Fhealth",[727,3481,953],{"class":813},[727,3483,3454],{"class":817},[727,3485,1134],{"class":813},[727,3487,3488,3491,3493],{"class":729,"line":878},[727,3489,3490],{"class":934},"  routes",[727,3492,938],{"class":813},[727,3494,1032],{"class":813},[727,3496,3497,3500,3503,3505,3507,3509,3511,3513,3515,3518,3520],{"class":729,"line":911},[727,3498,3499],{"class":813},"    '",[727,3501,3502],{"class":934},"\u002Frpc\u002Fauth\u002F**",[727,3504,953],{"class":813},[727,3506,938],{"class":813},[727,3508,814],{"class":813},[727,3510,943],{"class":934},[727,3512,938],{"class":813},[727,3514,827],{"class":813},[727,3516,3517],{"class":736},"auth-service",[727,3519,953],{"class":813},[727,3521,956],{"class":813},[727,3523,3524,3526,3529,3531,3533,3535,3537,3539,3541,3544,3546],{"class":729,"line":918},[727,3525,3499],{"class":813},[727,3527,3528],{"class":934},"\u002Frpc\u002Fpayment\u002F**",[727,3530,953],{"class":813},[727,3532,938],{"class":813},[727,3534,814],{"class":813},[727,3536,943],{"class":934},[727,3538,938],{"class":813},[727,3540,827],{"class":813},[727,3542,3543],{"class":736},"payment-service",[727,3545,953],{"class":813},[727,3547,956],{"class":813},[727,3549,3550],{"class":729,"line":931},[727,3551,3052],{"class":813},[727,3553,3554,3556],{"class":729,"line":959},[727,3555,962],{"class":813},[727,3557,965],{"class":817},[608,3559,3560,3561,3563],{},"When a route is filtered out, the wrapper still injects a no-op ",[611,3562,633],{},", so procedures never crash on missing fields. The wide event simply isn't emitted, and drain\u002Fenrich aren't called.",[705,3565,3567],{"id":3566},"run-locally","Run Locally",[717,3569,3572],{"className":719,"code":3570,"filename":3571,"language":722,"meta":723,"style":723},"git clone https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog.git\ncd evlog\npnpm install\npnpm example orpc\n","Terminal",[611,3573,3574,3585,3593,3600],{"__ignoreMap":723},[727,3575,3576,3579,3582],{"class":729,"line":730},[727,3577,3578],{"class":733},"git",[727,3580,3581],{"class":736}," clone",[727,3583,3584],{"class":736}," https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog.git\n",[727,3586,3587,3590],{"class":729,"line":836},[727,3588,3589],{"class":921},"cd",[727,3591,3592],{"class":736}," evlog\n",[727,3594,3595,3597],{"class":729,"line":857},[727,3596,721],{"class":733},[727,3598,3599],{"class":736}," install\n",[727,3601,3602,3604,3607],{"class":729,"line":878},[727,3603,721],{"class":733},[727,3605,3606],{"class":736}," example",[727,3608,3609],{"class":736}," orpc\n",[608,3611,3612,3613,3617],{},"Open ",[649,3614,3615],{"href":3615,"rel":3616},"http:\u002F\u002Flocalhost:3000",[653]," to explore the interactive test UI.",[3619,3620,3621],"card-group",{},[3622,3623,3627],"card",{"icon":3624,"title":3625,"to":3626},"i-simple-icons-github","Source Code","https:\u002F\u002Fgithub.com\u002Fevloghq\u002Fevlog\u002Ftree\u002Fmain\u002Fexamples\u002Forpc","Browse the complete oRPC example source on GitHub.",[705,3629,3631],{"id":3630},"next-steps","Next Steps",[608,3633,3634,3635,3637],{},"Deepen your ",[644,3636,309],{}," integration:",[668,3639,3640,3645,3650,3655],{},[671,3641,3642,3644],{},[649,3643,51],{"href":52},": Design comprehensive events with context layering",[671,3646,3647,3649],{},[649,3648,148],{"href":153},": Send logs to Axiom, Sentry, PostHog, and more",[671,3651,3652,3654],{},[649,3653,66],{"href":67},": Control log volume with head and tail 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