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completes.",[629,630,633,636,658],"prompt",{":actions":631,"description":632,"icon":268},"[\"copy\",\"cursor\",\"claude\"]","Set up evlog in my NestJS app",[608,634,635],{},"Set up evlog in my NestJS app.",[637,638,639,643,646,649,652,655],"ul",{},[640,641,642],"li",{},"Install evlog: pnpm add evlog",[640,644,645],{},"Import EvlogModule from 'evlog\u002Fnestjs' and add EvlogModule.forRoot() to AppModule imports",[640,647,648],{},"The global middleware auto-creates a request-scoped logger for every request",[640,650,651],{},"Use useLogger() in any controller or service to access the logger",[640,653,654],{},"Use log.set() to accumulate context, throw createError() for structured errors",[640,656,657],{},"Optionally pass drain, enrich, and keep callbacks to forRoot()",[608,659,660,661,667,668],{},"Docs: ",[662,663,664],"a",{"href":664,"rel":665},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Fnestjs",[666],"nofollow","\nAdapters: 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Install",[682,683,684,718,738,758],"code-group",{},[685,686,692],"pre",{"className":687,"code":688,"filename":689,"language":690,"meta":691,"style":691},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm add evlog @nestjs\u002Fcommon @nestjs\u002Fcore @nestjs\u002Fplatform-express\n","pnpm","bash","",[612,693,694],{"__ignoreMap":691},[695,696,699,702,706,709,712,715],"span",{"class":697,"line":698},"line",1,[695,700,689],{"class":701},"sBMFI",[695,703,705],{"class":704},"sfazB"," add",[695,707,708],{"class":704}," evlog",[695,710,711],{"class":704}," @nestjs\u002Fcommon",[695,713,714],{"class":704}," @nestjs\u002Fcore",[695,716,717],{"class":704}," @nestjs\u002Fplatform-express\n",[685,719,722],{"className":687,"code":720,"filename":721,"language":690,"meta":691,"style":691},"bun add evlog @nestjs\u002Fcommon @nestjs\u002Fcore @nestjs\u002Fplatform-express\n","bun",[612,723,724],{"__ignoreMap":691},[695,725,726,728,730,732,734,736],{"class":697,"line":698},[695,727,721],{"class":701},[695,729,705],{"class":704},[695,731,708],{"class":704},[695,733,711],{"class":704},[695,735,714],{"class":704},[695,737,717],{"class":704},[685,739,742],{"className":687,"code":740,"filename":741,"language":690,"meta":691,"style":691},"yarn add evlog @nestjs\u002Fcommon @nestjs\u002Fcore @nestjs\u002Fplatform-express\n","yarn",[612,743,744],{"__ignoreMap":691},[695,745,746,748,750,752,754,756],{"class":697,"line":698},[695,747,741],{"class":701},[695,749,705],{"class":704},[695,751,708],{"class":704},[695,753,711],{"class":704},[695,755,714],{"class":704},[695,757,717],{"class":704},[685,759,762],{"className":687,"code":760,"filename":761,"language":690,"meta":691,"style":691},"npm install evlog @nestjs\u002Fcommon @nestjs\u002Fcore @nestjs\u002Fplatform-express\n","npm",[612,763,764],{"__ignoreMap":691},[695,765,766,768,771,773,775,777],{"class":697,"line":698},[695,767,761],{"class":701},[695,769,770],{"class":704}," install",[695,772,708],{"class":704},[695,774,711],{"class":704},[695,776,714],{"class":704},[695,778,717],{"class":704},[677,780,782],{"id":781},"_2-register-the-module","2. 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}\n}\n","src\u002Fusers.controller.ts",[612,1118,1119,1149,1168,1172,1190,1202,1221,1260,1276,1280,1311,1315,1340,1391,1396,1421,1475,1480,1497,1503],{"__ignoreMap":691},[695,1120,1121,1123,1125,1128,1131,1134,1136,1139,1141,1143,1145,1147],{"class":697,"line":698},[695,1122,796],{"class":795},[695,1124,800],{"class":799},[695,1126,1127],{"class":803}," Controller",[695,1129,1130],{"class":799},",",[695,1132,1133],{"class":803}," Get",[695,1135,1130],{"class":799},[695,1137,1138],{"class":803}," Param",[695,1140,807],{"class":799},[695,1142,810],{"class":795},[695,1144,813],{"class":799},[695,1146,816],{"class":704},[695,1148,819],{"class":799},[695,1150,1151,1153,1155,1158,1160,1162,1164,1166],{"class":697,"line":822},[695,1152,796],{"class":795},[695,1154,800],{"class":799},[695,1156,1157],{"class":803}," 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sum",[695,1463,859],{"class":868},[695,1465,1466],{"class":803},"orders",[695,1468,1246],{"class":868},[695,1470,907],{"class":799},[695,1472,807],{"class":799},[695,1474,910],{"class":868},[695,1476,1478],{"class":697,"line":1477},17,[695,1479,846],{"emptyLinePlaceholder":845},[695,1481,1483,1486,1488,1490,1492,1494],{"class":697,"line":1482},18,[695,1484,1485],{"class":795},"    return",[695,1487,800],{"class":799},[695,1489,1297],{"class":803},[695,1491,1130],{"class":799},[695,1493,1403],{"class":803},[695,1495,1496],{"class":799}," }\n",[695,1498,1500],{"class":697,"line":1499},19,[695,1501,1502],{"class":799},"  }\n",[695,1504,1506],{"class":697,"line":1505},20,[695,1507,1508],{"class":799},"}\n",[608,1510,1511],{},"All fields are merged into a single wide event emitted when the request completes:",[685,1513,1516],{"className":687,"code":1514,"filename":1515,"language":690,"meta":691,"style":691},"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",[612,1517,1518,1529,1549,1565],{"__ignoreMap":691},[695,1519,1520,1523,1526],{"class":697,"line":698},[695,1521,1522],{"class":701},"14:58:15",[695,1524,1525],{"class":704}," INFO",[695,1527,1528],{"class":803}," [my-api] GET \u002Fusers\u002Fusr_123 200 in 12ms\n",[695,1530,1531,1534,1537,1540,1543,1546],{"class":697,"line":822},[695,1532,1533],{"class":701},"  ├─",[695,1535,1536],{"class":704}," orders:",[695,1538,1539],{"class":704}," count=",[695,1541,1542],{"class":1098},"2",[695,1544,1545],{"class":704}," totalRevenue=",[695,1547,1548],{"class":1098},"6298\n",[695,1550,1551,1553,1556,1559,1562],{"class":697,"line":842},[695,1552,1533],{"class":701},[695,1554,1555],{"class":704}," user:",[695,1557,1558],{"class":704}," id=usr_123",[695,1560,1561],{"class":704}," name=Alice",[695,1563,1564],{"class":704}," plan=pro\n",[695,1566,1567,1570,1573],{"class":697,"line":849},[695,1568,1569],{"class":701},"  └─",[695,1571,1572],{"class":704}," requestId:",[695,1574,1575],{"class":704}," 4a8ff3a8-...\n",[673,1577,622],{"id":1578},"uselogger",[608,1580,1581,1582,1584],{},"Use ",[612,1583,622],{}," to access the request-scoped logger from anywhere in the call stack without injecting the request object through your service layer:",[685,1586,1589],{"className":785,"code":1587,"filename":1588,"language":788,"meta":691,"style":691},"import { useLogger } from 'evlog\u002Fnestjs'\n\nexport class UsersService {\n  async 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}\n","src\u002Fusers.service.ts",[612,1590,1591,1609,1613,1624,1643,1655,1681,1685,1707,1753,1757,1764,1768],{"__ignoreMap":691},[695,1592,1593,1595,1597,1599,1601,1603,1605,1607],{"class":697,"line":698},[695,1594,796],{"class":795},[695,1596,800],{"class":799},[695,1598,1157],{"class":803},[695,1600,807],{"class":799},[695,1602,810],{"class":795},[695,1604,813],{"class":799},[695,1606,614],{"class":704},[695,1608,819],{"class":799},[695,1610,1611],{"class":697,"line":822},[695,1612,846],{"emptyLinePlaceholder":845},[695,1614,1615,1617,1619,1622],{"class":697,"line":842},[695,1616,916],{"class":795},[695,1618,920],{"class":919},[695,1620,1621],{"class":701}," UsersService",[695,1623,1201],{"class":799},[695,1625,1626,1628,1631,1633,1635,1637,1639,1641],{"class":697,"line":849},[695,1627,1225],{"class":919},[695,1629,1630],{"class":868}," findUser",[695,1632,859],{"class":799},[695,1634,1241],{"class":1249},[695,1636,872],{"class":799},[695,1638,1254],{"class":701},[695,1640,1257],{"class":799},[695,1642,1201],{"class":799},[695,1644,1645,1647,1649,1651,1653],{"class":697,"line":865},[695,1646,1264],{"class":919},[695,1648,1267],{"class":803},[695,1650,1270],{"class":799},[695,1652,1157],{"class":855},[695,1654,1275],{"class":868},[695,1656,1657,1659,1661,1663,1665,1667,1669,1671,1673,1675,1677,1679],{"class":697,"line":878},[695,1658,1284],{"class":803},[695,1660,884],{"class":799},[695,1662,1289],{"class":855},[695,1664,859],{"class":868},[695,1666,1294],{"class":799},[695,1668,1297],{"class":868},[695,1670,872],{"class":799},[695,1672,800],{"class":799},[695,1674,1304],{"class":803},[695,1676,807],{"class":799},[695,1678,807],{"class":799},[695,1680,910],{"class":868},[695,1682,1683],{"class":697,"line":896},[695,1684,846],{"emptyLinePlaceholder":845},[695,1686,1687,1689,1691,1693,1695,1697,1699,1701,1703,1705],{"class":697,"line":904},[695,1688,1264],{"class":919},[695,1690,1297],{"class":803},[695,1692,1270],{"class":799},[695,1694,1069],{"class":795},[695,1696,1328],{"class":803},[695,1698,884],{"class":799},[695,1700,1333],{"class":855},[695,1702,859],{"class":868},[695,1704,1241],{"class":803},[695,1706,910],{"class":868},[695,1708,1709,1711,1713,1715,1717,1719,1721,1723,1725,1727,1729,1731,1733,1735,1737,1739,1741,1743,1745,1747,1749,1751],{"class":697,"line":913},[695,1710,1284],{"class":803},[695,1712,884],{"class":799},[695,1714,1289],{"class":855},[695,1716,859],{"class":868},[695,1718,1294],{"class":799},[695,1720,1297],{"class":868},[695,1722,872],{"class":799},[695,1724,800],{"class":799},[695,1726,1361],{"class":868},[695,1728,872],{"class":799},[695,1730,1297],{"class":803},[695,1732,884],{"class":799},[695,1734,1370],{"class":803},[695,1736,1130],{"class":799},[695,1738,1375],{"class":868},[695,1740,872],{"class":799},[695,1742,1297],{"class":803},[695,1744,884],{"class":799},[695,1746,1384],{"class":803},[695,1748,807],{"class":799},[695,1750,807],{"class":799},[695,1752,910],{"class":868},[695,1754,1755],{"class":697,"line":1057},[695,1756,846],{"emptyLinePlaceholder":845},[695,1758,1759,1761],{"class":697,"line":1082},[695,1760,1485],{"class":795},[695,1762,1763],{"class":803}," user\n",[695,1765,1766],{"class":697,"line":1317},[695,1767,1502],{"class":799},[695,1769,1770],{"class":697,"line":1342},[695,1771,1508],{"class":799},[685,1773,1775],{"className":785,"code":1774,"filename":1116,"language":788,"meta":691,"style":691},"@Controller('users')\nexport class UsersController {\n  @Get(':id')\n  findOne(@Param('id') id: string) {\n    return this.usersService.findUser(id)\n  }\n}\n",[612,1776,1777,1793,1803,1819,1848,1868,1872],{"__ignoreMap":691},[695,1778,1779,1781,1783,1785,1787,1789,1791],{"class":697,"line":698},[695,1780,852],{"class":799},[695,1782,1178],{"class":855},[695,1784,859],{"class":803},[695,1786,1041],{"class":799},[695,1788,1185],{"class":704},[695,1790,1041],{"class":799},[695,1792,910],{"class":803},[695,1794,1795,1797,1799,1801],{"class":697,"line":822},[695,1796,916],{"class":795},[695,1798,920],{"class":919},[695,1800,1198],{"class":701},[695,1802,1201],{"class":799},[695,1804,1805,1807,1809,1811,1813,1815,1817],{"class":697,"line":842},[695,1806,1206],{"class":799},[695,1808,1209],{"class":855},[695,1810,859],{"class":803},[695,1812,1041],{"class":799},[695,1814,1216],{"class":704},[695,1816,1041],{"class":799},[695,1818,910],{"class":803},[695,1820,1821,1824,1826,1828,1830,1832,1834,1836,1838,1840,1842,1844,1846],{"class":697,"line":849},[695,1822,1823],{"class":868},"  findOne",[695,1825,1231],{"class":799},[695,1827,1234],{"class":855},[695,1829,859],{"class":803},[695,1831,1041],{"class":799},[695,1833,1241],{"class":704},[695,1835,1041],{"class":799},[695,1837,1246],{"class":803},[695,1839,1241],{"class":1249},[695,1841,872],{"class":799},[695,1843,1254],{"class":701},[695,1845,1257],{"class":799},[695,1847,1201],{"class":799},[695,1849,1850,1852,1855,1858,1860,1862,1864,1866],{"class":697,"line":865},[695,1851,1485],{"class":795},[695,1853,1854],{"class":799}," this.",[695,1856,1857],{"class":803},"usersService",[695,1859,884],{"class":799},[695,1861,1333],{"class":855},[695,1863,859],{"class":868},[695,1865,1241],{"class":803},[695,1867,910],{"class":868},[695,1869,1870],{"class":697,"line":878},[695,1871,1502],{"class":799},[695,1873,1874],{"class":697,"line":896},[695,1875,1508],{"class":799},[608,1877,1878,1879,1881,1882,1884,1885,1887,1888,1891],{},"Both ",[612,1880,626],{}," and ",[612,1883,622],{}," return the same logger instance. ",[612,1886,622],{}," uses ",[612,1889,1890],{},"AsyncLocalStorage"," to propagate the logger across async boundaries.",[673,1893,1895,1896,1257],{"id":1894},"background-work-logfork","Background work (",[612,1897,1898],{},"log.fork",[608,1900,1581,1901,1904,1905,1907,1908,1912],{},[612,1902,1903],{},"req.log.fork(label, fn)"," (or the logger from ",[612,1906,622],{}," in the same request) for child wide events. See ",[662,1909,1911],{"href":1910},"\u002Flearn\u002Fwide-events#after-emit-sealing-and-background-work","After emit"," in Wide events.",[685,1914,1917],{"className":785,"code":1915,"filename":1916,"language":788,"meta":691,"style":691},"import { useLogger } from 'evlog\u002Fnestjs'\n\n@Post()\ncreate(@Req() req: Express.Request) {\n  req.log.fork!('enqueue', async () => {\n    const log = useLogger()\n    log.set({ queued: true })\n  })\n  return { ok: true }\n}\n","src\u002Forders.controller.ts",[612,1918,1919,1937,1941,1950,1969,2009,2021,2046,2053,2069],{"__ignoreMap":691},[695,1920,1921,1923,1925,1927,1929,1931,1933,1935],{"class":697,"line":698},[695,1922,796],{"class":795},[695,1924,800],{"class":799},[695,1926,1157],{"class":803},[695,1928,807],{"class":799},[695,1930,810],{"class":795},[695,1932,813],{"class":799},[695,1934,614],{"class":704},[695,1936,819],{"class":799},[695,1938,1939],{"class":697,"line":822},[695,1940,846],{"emptyLinePlaceholder":845},[695,1942,1943,1945,1948],{"class":697,"line":842},[695,1944,852],{"class":799},[695,1946,1947],{"class":855},"Post",[695,1949,1275],{"class":803},[695,1951,1952,1954,1956,1959,1962,1964,1967],{"class":697,"line":849},[695,1953,1076],{"class":855},[695,1955,1231],{"class":803},[695,1957,1958],{"class":855},"Req",[695,1960,1961],{"class":803},"() req: Express",[695,1963,884],{"class":799},[695,1965,1966],{"class":803},"Request) ",[695,1968,862],{"class":799},[695,1970,1971,1974,1976,1979,1981,1984,1987,1989,1991,1994,1996,1998,2001,2004,2007],{"class":697,"line":865},[695,1972,1973],{"class":803},"  req",[695,1975,884],{"class":799},[695,1977,1978],{"class":803},"log",[695,1980,884],{"class":799},[695,1982,1983],{"class":855},"fork",[695,1985,1986],{"class":799},"!",[695,1988,859],{"class":868},[695,1990,1041],{"class":799},[695,1992,1993],{"class":704},"enqueue",[695,1995,1041],{"class":799},[695,1997,1130],{"class":799},[695,1999,2000],{"class":919}," async",[695,2002,2003],{"class":799}," ()",[695,2005,2006],{"class":919}," =>",[695,2008,1201],{"class":799},[695,2010,2011,2013,2015,2017,2019],{"class":697,"line":878},[695,2012,1264],{"class":919},[695,2014,1267],{"class":803},[695,2016,1270],{"class":799},[695,2018,1157],{"class":855},[695,2020,1275],{"class":868},[695,2022,2023,2025,2027,2029,2031,2033,2036,2038,2042,2044],{"class":697,"line":896},[695,2024,1284],{"class":803},[695,2026,884],{"class":799},[695,2028,1289],{"class":855},[695,2030,859],{"class":868},[695,2032,1294],{"class":799},[695,2034,2035],{"class":868}," queued",[695,2037,872],{"class":799},[695,2039,2041],{"class":2040},"sfNiH"," true",[695,2043,807],{"class":799},[695,2045,910],{"class":868},[695,2047,2048,2051],{"class":697,"line":904},[695,2049,2050],{"class":799},"  }",[695,2052,910],{"class":868},[695,2054,2055,2058,2060,2063,2065,2067],{"class":697,"line":913},[695,2056,2057],{"class":795},"  return",[695,2059,800],{"class":799},[695,2061,2062],{"class":868}," ok",[695,2064,872],{"class":799},[695,2066,2041],{"class":2040},[695,2068,1496],{"class":799},[695,2070,2071],{"class":697,"line":1057},[695,2072,1508],{"class":799},[673,2074,2076],{"id":2075},"error-handling","Error Handling",[608,2078,1581,2079,2082,2083,2086,2087,2090,2091,2094],{},[612,2080,2081],{},"createError"," for structured errors with ",[612,2084,2085],{},"why",", ",[612,2088,2089],{},"fix",", and ",[612,2092,2093],{},"link"," fields. Create a NestJS exception filter to log and format errors:",[685,2096,2099],{"className":785,"code":2097,"filename":2098,"language":788,"meta":691,"style":691},"import { Catch } from '@nestjs\u002Fcommon'\nimport type { ExceptionFilter, ArgumentsHost } from '@nestjs\u002Fcommon'\nimport { parseError } from 'evlog'\nimport { useLogger } from 'evlog\u002Fnestjs'\n\n@Catch()\nexport class EvlogExceptionFilter implements ExceptionFilter {\n  catch(exception: unknown, host: ArgumentsHost) {\n    const response = host.switchToHttp().getResponse()\n    const error = exception instanceof Error ? exception : new Error(String(exception))\n\n    try {\n      useLogger().error(error)\n    } catch {\n      \u002F\u002F Outside an evlog request scope — log is unavailable\n    }\n\n    const parsed = parseError(error)\n    response.status(parsed.status).json({\n      message: parsed.message,\n      why: parsed.why,\n      fix: parsed.fix,\n      link: parsed.link,\n    })\n  }\n}\n","src\u002Fevlog-exception.filter.ts",[612,2100,2101,2120,2147,2166,2184,2188,2197,2213,2241,2266,2309,2313,2320,2338,2348,2354,2359,2363,2380,2410,2426,2442,2458,2474,2481,2486],{"__ignoreMap":691},[695,2102,2103,2105,2107,2110,2112,2114,2116,2118],{"class":697,"line":698},[695,2104,796],{"class":795},[695,2106,800],{"class":799},[695,2108,2109],{"class":803}," Catch",[695,2111,807],{"class":799},[695,2113,810],{"class":795},[695,2115,813],{"class":799},[695,2117,816],{"class":704},[695,2119,819],{"class":799},[695,2121,2122,2124,2127,2129,2132,2134,2137,2139,2141,2143,2145],{"class":697,"line":822},[695,2123,796],{"class":795},[695,2125,2126],{"class":795}," type",[695,2128,800],{"class":799},[695,2130,2131],{"class":803}," ExceptionFilter",[695,2133,1130],{"class":799},[695,2135,2136],{"class":803}," ArgumentsHost",[695,2138,807],{"class":799},[695,2140,810],{"class":795},[695,2142,813],{"class":799},[695,2144,816],{"class":704},[695,2146,819],{"class":799},[695,2148,2149,2151,2153,2156,2158,2160,2162,2164],{"class":697,"line":842},[695,2150,796],{"class":795},[695,2152,800],{"class":799},[695,2154,2155],{"class":803}," parseError",[695,2157,807],{"class":799},[695,2159,810],{"class":795},[695,2161,813],{"class":799},[695,2163,985],{"class":704},[695,2165,819],{"class":799},[695,2167,2168,2170,2172,2174,2176,2178,2180,2182],{"class":697,"line":849},[695,2169,796],{"class":795},[695,2171,800],{"class":799},[695,2173,1157],{"class":803},[695,2175,807],{"class":799},[695,2177,810],{"class":795},[695,2179,813],{"class":799},[695,2181,614],{"class":704},[695,2183,819],{"class":799},[695,2185,2186],{"class":697,"line":865},[695,2187,846],{"emptyLinePlaceholder":845},[695,2189,2190,2192,2195],{"class":697,"line":878},[695,2191,852],{"class":799},[695,2193,2194],{"class":855},"Catch",[695,2196,1275],{"class":803},[695,2198,2199,2201,2203,2206,2209,2211],{"class":697,"line":896},[695,2200,916],{"class":795},[695,2202,920],{"class":919},[695,2204,2205],{"class":701}," EvlogExceptionFilter",[695,2207,2208],{"class":919}," implements",[695,2210,2131],{"class":701},[695,2212,1201],{"class":799},[695,2214,2215,2218,2220,2223,2225,2228,2230,2233,2235,2237,2239],{"class":697,"line":904},[695,2216,2217],{"class":868},"  catch",[695,2219,859],{"class":799},[695,2221,2222],{"class":1249},"exception",[695,2224,872],{"class":799},[695,2226,2227],{"class":701}," unknown",[695,2229,1130],{"class":799},[695,2231,2232],{"class":1249}," host",[695,2234,872],{"class":799},[695,2236,2136],{"class":701},[695,2238,1257],{"class":799},[695,2240,1201],{"class":799},[695,2242,2243,2245,2248,2250,2252,2254,2257,2259,2261,2264],{"class":697,"line":913},[695,2244,1264],{"class":919},[695,2246,2247],{"class":803}," response",[695,2249,1270],{"class":799},[695,2251,2232],{"class":803},[695,2253,884],{"class":799},[695,2255,2256],{"class":855},"switchToHttp",[695,2258,890],{"class":868},[695,2260,884],{"class":799},[695,2262,2263],{"class":855},"getResponse",[695,2265,1275],{"class":868},[695,2267,2268,2270,2273,2275,2278,2281,2284,2287,2289,2292,2295,2297,2299,2302,2304,2306],{"class":697,"line":1057},[695,2269,1264],{"class":919},[695,2271,2272],{"class":803}," error",[695,2274,1270],{"class":799},[695,2276,2277],{"class":803}," exception",[695,2279,2280],{"class":799}," instanceof",[695,2282,2283],{"class":701}," Error",[695,2285,2286],{"class":799}," ?",[695,2288,2277],{"class":803},[695,2290,2291],{"class":799}," :",[695,2293,2294],{"class":799}," new",[695,2296,2283],{"class":855},[695,2298,859],{"class":868},[695,2300,2301],{"class":855},"String",[695,2303,859],{"class":868},[695,2305,2222],{"class":803},[695,2307,2308],{"class":868},"))\n",[695,2310,2311],{"class":697,"line":1082},[695,2312,846],{"emptyLinePlaceholder":845},[695,2314,2315,2318],{"class":697,"line":1317},[695,2316,2317],{"class":795},"    try",[695,2319,1201],{"class":799},[695,2321,2322,2325,2327,2329,2332,2334,2336],{"class":697,"line":1342},[695,2323,2324],{"class":855},"      useLogger",[695,2326,890],{"class":868},[695,2328,884],{"class":799},[695,2330,2331],{"class":855},"error",[695,2333,859],{"class":868},[695,2335,2331],{"class":803},[695,2337,910],{"class":868},[695,2339,2340,2343,2346],{"class":697,"line":1393},[695,2341,2342],{"class":799},"    }",[695,2344,2345],{"class":795}," catch",[695,2347,1201],{"class":799},[695,2349,2350],{"class":697,"line":1398},[695,2351,2353],{"class":2352},"sHwdD","      \u002F\u002F Outside an evlog request scope — log is unavailable\n",[695,2355,2356],{"class":697,"line":1423},[695,2357,2358],{"class":799},"    }\n",[695,2360,2361],{"class":697,"line":1477},[695,2362,846],{"emptyLinePlaceholder":845},[695,2364,2365,2367,2370,2372,2374,2376,2378],{"class":697,"line":1482},[695,2366,1264],{"class":919},[695,2368,2369],{"class":803}," parsed",[695,2371,1270],{"class":799},[695,2373,2155],{"class":855},[695,2375,859],{"class":868},[695,2377,2331],{"class":803},[695,2379,910],{"class":868},[695,2381,2382,2385,2387,2390,2392,2395,2397,2399,2401,2403,2406,2408],{"class":697,"line":1499},[695,2383,2384],{"class":803},"    response",[695,2386,884],{"class":799},[695,2388,2389],{"class":855},"status",[695,2391,859],{"class":868},[695,2393,2394],{"class":803},"parsed",[695,2396,884],{"class":799},[695,2398,2389],{"class":803},[695,2400,1257],{"class":868},[695,2402,884],{"class":799},[695,2404,2405],{"class":855},"json",[695,2407,859],{"class":868},[695,2409,862],{"class":799},[695,2411,2412,2415,2417,2419,2421,2424],{"class":697,"line":1505},[695,2413,2414],{"class":868},"      message",[695,2416,872],{"class":799},[695,2418,2369],{"class":803},[695,2420,884],{"class":799},[695,2422,2423],{"class":803},"message",[695,2425,893],{"class":799},[695,2427,2429,2432,2434,2436,2438,2440],{"class":697,"line":2428},21,[695,2430,2431],{"class":868},"      why",[695,2433,872],{"class":799},[695,2435,2369],{"class":803},[695,2437,884],{"class":799},[695,2439,2085],{"class":803},[695,2441,893],{"class":799},[695,2443,2445,2448,2450,2452,2454,2456],{"class":697,"line":2444},22,[695,2446,2447],{"class":868},"      fix",[695,2449,872],{"class":799},[695,2451,2369],{"class":803},[695,2453,884],{"class":799},[695,2455,2089],{"class":803},[695,2457,893],{"class":799},[695,2459,2461,2464,2466,2468,2470,2472],{"class":697,"line":2460},23,[695,2462,2463],{"class":868},"      link",[695,2465,872],{"class":799},[695,2467,2369],{"class":803},[695,2469,884],{"class":799},[695,2471,2093],{"class":803},[695,2473,893],{"class":799},[695,2475,2477,2479],{"class":697,"line":2476},24,[695,2478,2342],{"class":799},[695,2480,910],{"class":868},[695,2482,2484],{"class":697,"line":2483},25,[695,2485,1502],{"class":799},[695,2487,2489],{"class":697,"line":2488},26,[695,2490,1508],{"class":799},[608,2492,2493],{},"Apply it to your controllers:",[685,2495,2498],{"className":785,"code":2496,"filename":2497,"language":788,"meta":691,"style":691},"import { Controller, Get, UseFilters } from '@nestjs\u002Fcommon'\nimport { createError } from 'evlog'\nimport { EvlogExceptionFilter } from '.\u002Fevlog-exception.filter'\n\n@Controller()\n@UseFilters(new EvlogExceptionFilter())\nexport class CheckoutController {\n  @Get('checkout')\n  checkout() {\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}\n","src\u002Fcheckout.controller.ts",[612,2499,2500,2527,2546,2565,2569,2577,2594,2605,2622,2631,2642,2657,2669,2684,2699,2714,2720,2724],{"__ignoreMap":691},[695,2501,2502,2504,2506,2508,2510,2512,2514,2517,2519,2521,2523,2525],{"class":697,"line":698},[695,2503,796],{"class":795},[695,2505,800],{"class":799},[695,2507,1127],{"class":803},[695,2509,1130],{"class":799},[695,2511,1133],{"class":803},[695,2513,1130],{"class":799},[695,2515,2516],{"class":803}," UseFilters",[695,2518,807],{"class":799},[695,2520,810],{"class":795},[695,2522,813],{"class":799},[695,2524,816],{"class":704},[695,2526,819],{"class":799},[695,2528,2529,2531,2533,2536,2538,2540,2542,2544],{"class":697,"line":822},[695,2530,796],{"class":795},[695,2532,800],{"class":799},[695,2534,2535],{"class":803}," createError",[695,2537,807],{"class":799},[695,2539,810],{"class":795},[695,2541,813],{"class":799},[695,2543,985],{"class":704},[695,2545,819],{"class":799},[695,2547,2548,2550,2552,2554,2556,2558,2560,2563],{"class":697,"line":842},[695,2549,796],{"class":795},[695,2551,800],{"class":799},[695,2553,2205],{"class":803},[695,2555,807],{"class":799},[695,2557,810],{"class":795},[695,2559,813],{"class":799},[695,2561,2562],{"class":704},".\u002Fevlog-exception.filter",[695,2564,819],{"class":799},[695,2566,2567],{"class":697,"line":849},[695,2568,846],{"emptyLinePlaceholder":845},[695,2570,2571,2573,2575],{"class":697,"line":865},[695,2572,852],{"class":799},[695,2574,1178],{"class":855},[695,2576,1275],{"class":803},[695,2578,2579,2581,2584,2586,2589,2591],{"class":697,"line":878},[695,2580,852],{"class":799},[695,2582,2583],{"class":855},"UseFilters",[695,2585,859],{"class":803},[695,2587,2588],{"class":799},"new",[695,2590,2205],{"class":855},[695,2592,2593],{"class":803},"())\n",[695,2595,2596,2598,2600,2603],{"class":697,"line":896},[695,2597,916],{"class":795},[695,2599,920],{"class":919},[695,2601,2602],{"class":701}," CheckoutController",[695,2604,1201],{"class":799},[695,2606,2607,2609,2611,2613,2615,2618,2620],{"class":697,"line":904},[695,2608,1206],{"class":799},[695,2610,1209],{"class":855},[695,2612,859],{"class":803},[695,2614,1041],{"class":799},[695,2616,2617],{"class":704},"checkout",[695,2619,1041],{"class":799},[695,2621,910],{"class":803},[695,2623,2624,2627,2629],{"class":697,"line":913},[695,2625,2626],{"class":868},"  checkout",[695,2628,890],{"class":799},[695,2630,1201],{"class":799},[695,2632,2633,2636,2638,2640],{"class":697,"line":1057},[695,2634,2635],{"class":795},"    throw",[695,2637,2535],{"class":855},[695,2639,859],{"class":868},[695,2641,862],{"class":799},[695,2643,2644,2646,2648,2650,2653,2655],{"class":697,"line":1082},[695,2645,2414],{"class":868},[695,2647,872],{"class":799},[695,2649,813],{"class":799},[695,2651,2652],{"class":704},"Payment failed",[695,2654,1041],{"class":799},[695,2656,893],{"class":799},[695,2658,2659,2662,2664,2667],{"class":697,"line":1317},[695,2660,2661],{"class":868},"      status",[695,2663,872],{"class":799},[695,2665,2666],{"class":1098}," 402",[695,2668,893],{"class":799},[695,2670,2671,2673,2675,2677,2680,2682],{"class":697,"line":1342},[695,2672,2431],{"class":868},[695,2674,872],{"class":799},[695,2676,813],{"class":799},[695,2678,2679],{"class":704},"Card declined by issuer",[695,2681,1041],{"class":799},[695,2683,893],{"class":799},[695,2685,2686,2688,2690,2692,2695,2697],{"class":697,"line":1393},[695,2687,2447],{"class":868},[695,2689,872],{"class":799},[695,2691,813],{"class":799},[695,2693,2694],{"class":704},"Try a different payment method",[695,2696,1041],{"class":799},[695,2698,893],{"class":799},[695,2700,2701,2703,2705,2707,2710,2712],{"class":697,"line":1398},[695,2702,2463],{"class":868},[695,2704,872],{"class":799},[695,2706,813],{"class":799},[695,2708,2709],{"class":704},"https:\u002F\u002Fdocs.example.com\u002Fpayments\u002Fdeclined",[695,2711,1041],{"class":799},[695,2713,893],{"class":799},[695,2715,2716,2718],{"class":697,"line":1423},[695,2717,2342],{"class":799},[695,2719,910],{"class":868},[695,2721,2722],{"class":697,"line":1477},[695,2723,1502],{"class":799},[695,2725,2726],{"class":697,"line":1482},[695,2727,1508],{"class":799},[608,2729,2730],{},"The error is captured and logged with both the custom context and structured error fields:",[685,2732,2734],{"className":687,"code":2733,"filename":1515,"language":690,"meta":691,"style":691},"14:58:20 ERROR [my-api] GET \u002Fcheckout 402 in 3ms\n  ├─ error: name=EvlogError message=Payment failed status=402\n  └─ requestId: 880a50ac-...\n",[612,2735,2736,2747,2769],{"__ignoreMap":691},[695,2737,2738,2741,2744],{"class":697,"line":698},[695,2739,2740],{"class":701},"14:58:20",[695,2742,2743],{"class":704}," ERROR",[695,2745,2746],{"class":803}," [my-api] GET \u002Fcheckout 402 in 3ms\n",[695,2748,2749,2751,2754,2757,2760,2763,2766],{"class":697,"line":822},[695,2750,1533],{"class":701},[695,2752,2753],{"class":704}," error:",[695,2755,2756],{"class":704}," name=EvlogError",[695,2758,2759],{"class":704}," message=Payment",[695,2761,2762],{"class":704}," failed",[695,2764,2765],{"class":704}," status=",[695,2767,2768],{"class":1098},"402\n",[695,2770,2771,2773,2775],{"class":697,"line":842},[695,2772,1569],{"class":701},[695,2774,1572],{"class":704},[695,2776,2777],{"class":704}," 880a50ac-...\n",[673,2779,547],{"id":2780},"configuration",[608,2782,2783,2784,2787,2788,2790],{},"See the ",[662,2785,2786],{"href":548},"Configuration reference"," for all available options (",[612,2789,1015],{},", middleware options, sampling, silent mode, etc.).",[673,2792,2794],{"id":2793},"drain-enrichers","Drain & Enrichers",[608,2796,2797,2798,872],{},"Configure drain adapters and enrichers in ",[612,2799,618],{},[685,2801,2803],{"className":785,"code":2802,"filename":787,"language":788,"meta":691,"style":691},"import { Module } from '@nestjs\u002Fcommon'\nimport { EvlogModule } from 'evlog\u002Fnestjs'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\nimport { createUserAgentEnricher } from 'evlog\u002Fenrichers'\n\nconst userAgent = createUserAgentEnricher()\n\n@Module({\n  imports: [\n    EvlogModule.forRoot({\n      drain: createAxiomDrain(),\n      enrich: (ctx) => {\n        userAgent(ctx)\n        ctx.event.region = process.env.FLY_REGION\n      },\n    }),\n  ],\n})\nexport class AppModule {}\n",[612,2804,2805,2823,2841,2861,2881,2885,2898,2902,2912,2920,2932,2945,2964,2975,3005,3010,3018,3024,3030],{"__ignoreMap":691},[695,2806,2807,2809,2811,2813,2815,2817,2819,2821],{"class":697,"line":698},[695,2808,796],{"class":795},[695,2810,800],{"class":799},[695,2812,804],{"class":803},[695,2814,807],{"class":799},[695,2816,810],{"class":795},[695,2818,813],{"class":799},[695,2820,816],{"class":704},[695,2822,819],{"class":799},[695,2824,2825,2827,2829,2831,2833,2835,2837,2839],{"class":697,"line":822},[695,2826,796],{"class":795},[695,2828,800],{"class":799},[695,2830,829],{"class":803},[695,2832,807],{"class":799},[695,2834,810],{"class":795},[695,2836,813],{"class":799},[695,2838,614],{"class":704},[695,2840,819],{"class":799},[695,2842,2843,2845,2847,2850,2852,2854,2856,2859],{"class":697,"line":842},[695,2844,796],{"class":795},[695,2846,800],{"class":799},[695,2848,2849],{"class":803}," createAxiomDrain",[695,2851,807],{"class":799},[695,2853,810],{"class":795},[695,2855,813],{"class":799},[695,2857,2858],{"class":704},"evlog\u002Faxiom",[695,2860,819],{"class":799},[695,2862,2863,2865,2867,2870,2872,2874,2876,2879],{"class":697,"line":849},[695,2864,796],{"class":795},[695,2866,800],{"class":799},[695,2868,2869],{"class":803}," createUserAgentEnricher",[695,2871,807],{"class":799},[695,2873,810],{"class":795},[695,2875,813],{"class":799},[695,2877,2878],{"class":704},"evlog\u002Fenrichers",[695,2880,819],{"class":799},[695,2882,2883],{"class":697,"line":865},[695,2884,846],{"emptyLinePlaceholder":845},[695,2886,2887,2889,2892,2894,2896],{"class":697,"line":878},[695,2888,1060],{"class":919},[695,2890,2891],{"class":803}," userAgent ",[695,2893,1066],{"class":799},[695,2895,2869],{"class":855},[695,2897,1275],{"class":803},[695,2899,2900],{"class":697,"line":896},[695,2901,846],{"emptyLinePlaceholder":845},[695,2903,2904,2906,2908,2910],{"class":697,"line":904},[695,2905,852],{"class":799},[695,2907,856],{"class":855},[695,2909,859],{"class":803},[695,2911,862],{"class":799},[695,2913,2914,2916,2918],{"class":697,"line":913},[695,2915,869],{"class":868},[695,2917,872],{"class":799},[695,2919,875],{"class":803},[695,2921,2922,2924,2926,2928,2930],{"class":697,"line":1057},[695,2923,881],{"class":803},[695,2925,884],{"class":799},[695,2927,887],{"class":855},[695,2929,859],{"class":803},[695,2931,862],{"class":799},[695,2933,2934,2937,2939,2941,2943],{"class":697,"line":1082},[695,2935,2936],{"class":868},"      drain",[695,2938,872],{"class":799},[695,2940,2849],{"class":855},[695,2942,890],{"class":803},[695,2944,893],{"class":799},[695,2946,2947,2950,2952,2955,2958,2960,2962],{"class":697,"line":1317},[695,2948,2949],{"class":855},"      enrich",[695,2951,872],{"class":799},[695,2953,2954],{"class":799}," (",[695,2956,2957],{"class":1249},"ctx",[695,2959,1257],{"class":799},[695,2961,2006],{"class":919},[695,2963,1201],{"class":799},[695,2965,2966,2969,2971,2973],{"class":697,"line":1342},[695,2967,2968],{"class":855},"        userAgent",[695,2970,859],{"class":868},[695,2972,2957],{"class":803},[695,2974,910],{"class":868},[695,2976,2977,2980,2982,2985,2987,2990,2992,2995,2997,3000,3002],{"class":697,"line":1393},[695,2978,2979],{"class":803},"        ctx",[695,2981,884],{"class":799},[695,2983,2984],{"class":803},"event",[695,2986,884],{"class":799},[695,2988,2989],{"class":803},"region",[695,2991,1270],{"class":799},[695,2993,2994],{"class":803}," process",[695,2996,884],{"class":799},[695,2998,2999],{"class":803},"env",[695,3001,884],{"class":799},[695,3003,3004],{"class":803},"FLY_REGION\n",[695,3006,3007],{"class":697,"line":1398},[695,3008,3009],{"class":799},"      },\n",[695,3011,3012,3014,3016],{"class":697,"line":1423},[695,3013,2342],{"class":799},[695,3015,1257],{"class":803},[695,3017,893],{"class":799},[695,3019,3020,3022],{"class":697,"line":1477},[695,3021,899],{"class":803},[695,3023,893],{"class":799},[695,3025,3026,3028],{"class":697,"line":1482},[695,3027,907],{"class":799},[695,3029,910],{"class":803},[695,3031,3032,3034,3036,3038],{"class":697,"line":1499},[695,3033,916],{"class":795},[695,3035,920],{"class":919},[695,3037,923],{"class":701},[695,3039,926],{"class":799},[677,3041,3043],{"id":3042},"async-configuration","Async Configuration",[608,3045,1581,3046,3049,3050,3053],{},[612,3047,3048],{},"forRootAsync()"," when options depend on other providers (e.g. ",[612,3051,3052],{},"ConfigService","):",[685,3055,3057],{"className":785,"code":3056,"filename":787,"language":788,"meta":691,"style":691},"import { Module } from '@nestjs\u002Fcommon'\nimport { ConfigModule, ConfigService } from '@nestjs\u002Fconfig'\nimport { EvlogModule } from 'evlog\u002Fnestjs'\nimport { createAxiomDrain } from 'evlog\u002Faxiom'\n\n@Module({\n  imports: [\n    ConfigModule.forRoot(),\n    EvlogModule.forRootAsync({\n      imports: [ConfigModule],\n      inject: [ConfigService],\n      useFactory: (config: ConfigService) => ({\n        drain: createAxiomDrain({ apiKey: config.get('AXIOM_API_KEY') }),\n      }),\n    }),\n  ],\n})\nexport class AppModule {}\n",[612,3058,3059,3077,3102,3120,3138,3142,3152,3160,3173,3186,3198,3210,3234,3277,3286,3294,3300,3306],{"__ignoreMap":691},[695,3060,3061,3063,3065,3067,3069,3071,3073,3075],{"class":697,"line":698},[695,3062,796],{"class":795},[695,3064,800],{"class":799},[695,3066,804],{"class":803},[695,3068,807],{"class":799},[695,3070,810],{"class":795},[695,3072,813],{"class":799},[695,3074,816],{"class":704},[695,3076,819],{"class":799},[695,3078,3079,3081,3083,3086,3088,3091,3093,3095,3097,3100],{"class":697,"line":822},[695,3080,796],{"class":795},[695,3082,800],{"class":799},[695,3084,3085],{"class":803}," ConfigModule",[695,3087,1130],{"class":799},[695,3089,3090],{"class":803}," 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See the ",[662,3525,3526],{"href":535},"Pipeline docs"," for all options.",[673,3529,3531],{"id":3530},"tail-sampling","Tail Sampling",[608,3533,1581,3534,3537],{},[612,3535,3536],{},"keep"," to force-retain specific events regardless of head sampling:",[685,3539,3541],{"className":785,"code":3540,"filename":787,"language":788,"meta":691,"style":691},"EvlogModule.forRoot({\n  drain: createAxiomDrain(),\n  keep: (ctx) => {\n    if (ctx.duration && ctx.duration > 2000) ctx.shouldKeep = true\n  },\n})\n",[612,3542,3543,3555,3568,3585,3629,3634],{"__ignoreMap":691},[695,3544,3545,3547,3549,3551,3553],{"class":697,"line":698},[695,3546,3500],{"class":803},[695,3548,884],{"class":799},[695,3550,887],{"class":855},[695,3552,859],{"class":803},[695,3554,862],{"class":799},[695,3556,3557,3560,3562,3564,3566],{"class":697,"line":822},[695,3558,3559],{"class":868},"  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