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= useLogger(event)\n\nlog.set({ user: { id: 1, plan: 'pro' } })\nlog.set({ cart: { id: 42, items: 3, total: 9999 } })\nlog.set({ payment: { method: 'card', status: 'success' } })\n","server\u002Fapi\u002Fcheckout.post.ts",[515,749,750,774,780,797,801,850,902],{"__ignoreMap":513},[518,751,752,756,758,761,763,766,768,771],{"class":520,"line":521},[518,753,755],{"class":754},"s7zQu","import",[518,757,572],{"class":528},[518,759,760],{"class":524}," useLogger",[518,762,630],{"class":528},[518,764,765],{"class":754}," from",[518,767,622],{"class":528},[518,769,770],{"class":542},"evlog",[518,772,773],{"class":528},"'\n",[518,775,776],{"class":520,"line":551},[518,777,779],{"emptyLinePlaceholder":778},true,"\n",[518,781,782,786,789,792,794],{"class":520,"line":595},[518,783,785],{"class":784},"spNyl","const",[518,787,788],{"class":524}," log 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9999",[518,897,630],{"class":528},[518,899,630],{"class":528},[518,901,548],{"class":524},[518,903,905,907,909,911,913,915,918,920,922,925,927,929,932,934,936,939,941,943,946,948,950,952],{"class":520,"line":904},7,[518,906,805],{"class":524},[518,908,529],{"class":528},[518,910,810],{"class":532},[518,912,536],{"class":524},[518,914,815],{"class":528},[518,916,917],{"class":575}," payment",[518,919,579],{"class":528},[518,921,572],{"class":528},[518,923,924],{"class":575}," method",[518,926,579],{"class":528},[518,928,622],{"class":528},[518,930,931],{"class":542},"card",[518,933,539],{"class":528},[518,935,569],{"class":528},[518,937,938],{"class":575}," status",[518,940,579],{"class":528},[518,942,622],{"class":528},[518,944,945],{"class":542},"success",[518,947,539],{"class":528},[518,949,630],{"class":528},[518,951,630],{"class":528},[518,953,548],{"class":524},[507,955,958],{"className":509,"code":956,"filename":957,"language":512,"meta":513,"style":513},"import { createLogger } from 'evlog'\n\nconst log = createLogger({ jobId: 'sync-001', queue: 'emails' })\n\nlog.set({ source: 'postgres', target: 's3' })\nlog.set({ records: { found: 1250, synced: 1250 } })\nlog.emit()\n","scripts\u002Fsync-data.ts",[515,959,960,979,983,1027,1031,1071,1113],{"__ignoreMap":513},[518,961,962,964,966,969,971,973,975,977],{"class":520,"line":521},[518,963,755],{"class":754},[518,965,572],{"class":528},[518,967,968],{"class":524}," createLogger",[518,970,630],{"class":528},[518,972,765],{"class":754},[518,974,622],{"class":528},[518,976,770],{"class":542},[518,978,773],{"class":528},[518,980,981],{"class":520,"line":551},[518,982,779],{"emptyLinePlaceholder":778},[518,984,985,987,989,991,993,995,997,1000,1002,1004,1007,1009,1011,1014,1016,1018,1021,1023,1025],{"class":520,"line":595},[518,986,785],{"class":784},[518,988,788],{"class":524},[518,990,791],{"class":528},[518,992,968],{"class":532},[518,994,536],{"class":524},[518,996,815],{"class":528},[518,998,999],{"class":575}," jobId",[518,1001,579],{"class":528},[518,1003,622],{"class":528},[518,1005,1006],{"class":542},"sync-001",[518,1008,539],{"class":528},[518,1010,569],{"class":528},[518,1012,1013],{"class":575}," queue",[518,1015,579],{"class":528},[518,1017,622],{"class":528},[518,1019,1020],{"class":542},"emails",[518,1022,539],{"class":528},[518,1024,630],{"class":528},[518,1026,548],{"class":524},[518,1028,1029],{"class":520,"line":635},[518,1030,779],{"emptyLinePlaceholder":778},[518,1032,1033,1035,1037,1039,1041,1043,1045,1047,1049,1051,1053,1055,1058,1060,1062,1065,1067,1069],{"class":520,"line":655},[518,1034,805],{"class":524},[518,1036,529],{"class":528},[518,1038,810],{"class":532},[518,1040,536],{"class":524},[518,1042,815],{"class":528},[518,1044,617],{"class":575},[518,1046,579],{"class":528},[518,1048,622],{"class":528},[518,1050,625],{"class":542},[518,1052,539],{"class":528},[518,1054,569],{"class":528},[518,1056,1057],{"class":575}," 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synced",[518,1104,579],{"class":528},[518,1106,1097],{"class":702},[518,1108,630],{"class":528},[518,1110,630],{"class":528},[518,1112,548],{"class":524},[518,1114,1115,1117,1119,1122],{"class":520,"line":904},[518,1116,805],{"class":524},[518,1118,529],{"class":528},[518,1120,1121],{"class":532},"emit",[518,1123,1124],{"class":524},"()\n",[507,1126,1131],{"className":1127,"code":1128,"filename":1129,"language":1130,"meta":513,"style":513},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","[INFO] POST \u002Fapi\u002Fcheckout (234ms)\n  user: { id: 1, plan: 'pro' }\n  cart: { id: 42, items: 3, total: 9999 }\n  payment: { method: 'card', status: 'success' }\n  status: 200\n","Output","bash",[515,1132,1133,1153,1178,1203,1232],{"__ignoreMap":513},[518,1134,1135,1138,1141,1144,1147,1151],{"class":520,"line":521},[518,1136,1137],{"class":528},"[",[518,1139,1140],{"class":524},"INFO",[518,1142,1143],{"class":528},"]",[518,1145,1146],{"class":524}," POST \u002Fapi\u002Fcheckout (",[518,1148,1150],{"class":1149},"sBMFI","234ms",[518,1152,548],{"class":524},[518,1154,1155,1158,1160,1163,1166,1169,1171,1173,1175],{"class":520,"line":551},[518,1156,1157],{"class":1149},"  user:",[518,1159,572],{"class":542},[518,1161,1162],{"class":542}," id:",[518,1164,1165],{"class":542}," 1,",[518,1167,1168],{"class":542}," plan:",[518,1170,622],{"class":528},[518,1172,841],{"class":542},[518,1174,539],{"class":528},[518,1176,1177],{"class":542}," }\n",[518,1179,1180,1183,1185,1187,1190,1193,1196,1199,1201],{"class":520,"line":595},[518,1181,1182],{"class":1149},"  cart:",[518,1184,572],{"class":542},[518,1186,1162],{"class":542},[518,1188,1189],{"class":542}," 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Everything you need to understand what happened.",[496,1244,1246],{"id":1245},"creating-wide-events","Creating Wide Events",[1248,1249,1251,1254],"h3",{"id":1250},"createlogger-general-purpose",[515,1252,1253],{},"createLogger"," (General Purpose)",[433,1256,1257,1258,1261],{},"Use ",[515,1259,1260],{},"createLogger()"," for scripts, background jobs, queue workers, cron jobs, or any operation where you manage the lifecycle:",[507,1263,1266],{"className":509,"code":1264,"filename":1265,"language":512,"meta":513,"style":513},"import { initLogger, createLogger } from 'evlog'\n\ninitLogger({ env: { service: 'migrate' } })\n\nconst log = createLogger({ task: 'user-migration' })\n\nconst users = await db.query('SELECT * FROM legacy_users')\nlog.set({ found: users.length })\n\nlet migrated = 0\nfor (const user of users) {\n  await newDb.upsert({ id: user.id, email: user.email, plan: user.plan })\n  migrated++\n}\n\nlog.set({ migrated, status: 'complete' })\nlog.emit()\n","scripts\u002Fmigrate-users.ts",[515,1267,1268,1291,1295,1329,1333,1363,1367,1398,1427,1432,1446,1469,1529,1538,1544,1549,1582],{"__ignoreMap":513},[518,1269,1270,1272,1274,1277,1279,1281,1283,1285,1287,1289],{"class":520,"line":521},[518,1271,755],{"class":754},[518,1273,572],{"class":528},[518,1275,1276],{"class":524}," initLogger",[518,1278,569],{"class":528},[518,1280,968],{"class":524},[518,1282,630],{"class":528},[518,1284,765],{"class":754},[518,1286,622],{"class":528},[518,1288,770],{"class":542},[518,1290,773],{"class":528},[518,1292,1293],{"class":520,"line":551},[518,1294,779],{"emptyLinePlaceholder":778},[518,1296,1297,1300,1302,1304,1307,1309,1311,1314,1316,1318,1321,1323,1325,1327],{"class":520,"line":595},[518,1298,1299],{"class":532},"initLogger",[518,1301,536],{"class":524},[518,1303,815],{"class":528},[518,1305,1306],{"class":575}," env",[518,1308,579],{"class":528},[518,1310,572],{"class":528},[518,1312,1313],{"class":575}," 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email",[518,1504,579],{"class":528},[518,1506,582],{"class":524},[518,1508,529],{"class":528},[518,1510,1511],{"class":524},"email",[518,1513,569],{"class":528},[518,1515,834],{"class":575},[518,1517,579],{"class":528},[518,1519,582],{"class":524},[518,1521,529],{"class":528},[518,1523,1524],{"class":524},"plan",[518,1526,630],{"class":528},[518,1528,548],{"class":575},[518,1530,1532,1535],{"class":520,"line":1531},13,[518,1533,1534],{"class":524},"  migrated",[518,1536,1537],{"class":528},"++\n",[518,1539,1541],{"class":520,"line":1540},14,[518,1542,1543],{"class":528},"}\n",[518,1545,1547],{"class":520,"line":1546},15,[518,1548,779],{"emptyLinePlaceholder":778},[518,1550,1552,1554,1556,1558,1560,1562,1565,1567,1569,1571,1573,1576,1578,1580],{"class":520,"line":1551},16,[518,1553,805],{"class":524},[518,1555,529],{"class":528},[518,1557,810],{"class":532},[518,1559,536],{"class":524},[518,1561,815],{"class":528},[518,1563,1564],{"class":524}," migrated",[518,1566,569],{"class":528},[518,1568,938],{"class":575},[518,1570,579],{"class":528},[518,1572,622],{"class":528},[518,1574,1575],{"class":542},"complete",[518,1577,539],{"class":528},[518,1579,630],{"class":528},[518,1581,548],{"class":524},[518,1583,1585,1587,1589,1591],{"class":520,"line":1584},17,[518,1586,805],{"class":524},[518,1588,529],{"class":528},[518,1590,1121],{"class":532},[518,1592,1124],{"class":524},[1248,1594,1596,1599],{"id":1595},"createrequestlogger-http-contexts",[515,1597,1598],{},"createRequestLogger"," (HTTP Contexts)",[433,1601,1257,1602,1605,1606,1608,1609,1612,1613,1616,1617,579],{},[515,1603,1604],{},"createRequestLogger()"," when working with HTTP requests outside of a framework integration. It's a thin wrapper around ",[515,1607,1253],{}," that pre-populates ",[515,1610,1611],{},"method",", ",[515,1614,1615],{},"path",", and ",[515,1618,1619],{},"requestId",[507,1621,1624],{"className":509,"code":1622,"filename":1623,"language":512,"meta":513,"style":513},"import { initLogger, createRequestLogger } from 'evlog'\n\ninitLogger({ env: { service: 'my-worker' } })\n\nconst log = createRequestLogger({ method: 'POST', path: '\u002Fapi\u002Fcheckout' })\n\nlog.set({ user: { id: 1, plan: 'pro' } })\nlog.set({ cart: { items: 3, total: 9999 } })\n\nlog.emit()\n","src\u002Fworker.ts",[515,1625,1626,1649,1653,1684,1688,1731,1735,1777,1815,1819],{"__ignoreMap":513},[518,1627,1628,1630,1632,1634,1636,1639,1641,1643,1645,1647],{"class":520,"line":521},[518,1629,755],{"class":754},[518,1631,572],{"class":528},[518,1633,1276],{"class":524},[518,1635,569],{"class":528},[518,1637,1638],{"class":524}," createRequestLogger",[518,1640,630],{"class":528},[518,1642,765],{"class":754},[518,1644,622],{"class":528},[518,1646,770],{"class":542},[518,1648,773],{"class":528},[518,1650,1651],{"class":520,"line":551},[518,1652,779],{"emptyLinePlaceholder":778},[518,1654,1655,1657,1659,1661,1663,1665,1667,1669,1671,1673,1676,1678,1680,1682],{"class":520,"line":595},[518,1656,1299],{"class":532},[518,1658,536],{"class":524},[518,1660,815],{"class":528},[518,1662,1306],{"class":575},[518,1664,579],{"class":528},[518,1666,572],{"class":528},[518,1668,1313],{"class":575},[518,1670,579],{"class":528},[518,1672,622],{"class":528},[518,1674,1675],{"class":542},"my-worker",[518,1677,539],{"class":528},[518,1679,630],{"class":528},[518,1681,630],{"class":528},[518,1683,548],{"class":524},[518,1685,1686],{"class":520,"line":635},[518,1687,779],{"emptyLinePlaceholder":778},[518,1689,1690,1692,1694,1696,1698,1700,1702,1704,1706,1708,1711,1713,1715,1718,1720,1722,1725,1727,1729],{"class":520,"line":655},[518,1691,785],{"class":784},[518,1693,788],{"class":524},[518,1695,791],{"class":528},[518,1697,1638],{"class":532},[518,1699,536],{"class":524},[518,1701,815],{"class":528},[518,1703,924],{"class":575},[518,1705,579],{"class":528},[518,1707,622],{"class":528},[518,1709,1710],{"class":542},"POST",[518,1712,539],{"class":528},[518,1714,569],{"class":528},[518,1716,1717],{"class":575}," path",[518,1719,579],{"class":528},[518,1721,622],{"class":528},[518,1723,1724],{"class":542},"\u002Fapi\u002Fcheckout",[518,1726,539],{"class":528},[518,1728,630],{"class":528},[518,1730,548],{"class":524},[518,1732,1733],{"class":520,"line":675},[518,1734,779],{"emptyLinePlaceholder":778},[518,1736,1737,1739,1741,1743,1745,1747,1749,1751,1753,1755,1757,1759,1761,1763,1765,1767,1769,1771,1773,1775],{"class":520,"line":904},[518,1738,805],{"class":524},[518,1740,529],{"class":528},[518,1742,810],{"class":532},[518,1744,536],{"class":524},[518,1746,815],{"class":528},[518,1748,582],{"class":575},[518,1750,579],{"class":528},[518,1752,572],{"class":528},[518,1754,824],{"class":575},[518,1756,579],{"class":528},[518,1758,829],{"class":702},[518,1760,569],{"class":528},[518,1762,834],{"class":575},[518,1764,579],{"class":528},[518,1766,622],{"class":528},[518,1768,841],{"class":542},[518,1770,539],{"class":528},[518,1772,630],{"class":528},[518,1774,630],{"class":528},[518,1776,548],{"class":524},[518,1778,1779,1781,1783,1785,1787,1789,1791,1793,1795,1797,1799,1801,1803,1805,1807,1809,1811,1813],{"class":520,"line":1400},[518,1780,805],{"class":524},[518,1782,529],{"class":528},[518,1784,810],{"class":532},[518,1786,536],{"class":524},[518,1788,815],{"class":528},[518,1790,864],{"class":575},[518,1792,579],{"class":528},[518,1794,572],{"class":528},[518,1796,880],{"class":575},[518,1798,579],{"class":528},[518,1800,885],{"class":702},[518,1802,569],{"class":528},[518,1804,890],{"class":575},[518,1806,579],{"class":528},[518,1808,895],{"class":702},[518,1810,630],{"class":528},[518,1812,630],{"class":528},[518,1814,548],{"class":524},[518,1816,1817],{"class":520,"line":1429},[518,1818,779],{"emptyLinePlaceholder":778},[518,1820,1821,1823,1825,1827],{"class":520,"line":1434},[518,1822,805],{"class":524},[518,1824,529],{"class":528},[518,1826,1121],{"class":532},[518,1828,1124],{"class":524},[437,1830,1831,1832,445,1834,1836,1837,1840],{"color":533,"icon":13},"Both ",[515,1833,1253],{},[515,1835,1598],{}," require a manual ",[515,1838,1839],{},"log.emit()"," call. The event won't be emitted until you call it.",[1248,1842,1844,1847],{"id":1843},"uselogger-retrieving-the-request-logger",[515,1845,1846],{},"useLogger"," (Retrieving the Request Logger)",[433,1849,1850,1851,1854],{},"When using a framework integration (Nuxt, Hono, Express, etc.), the middleware creates a wide event logger automatically on each request. ",[515,1852,1853],{},"useLogger(event)"," retrieves that logger from the request context:",[507,1856,1858],{"className":509,"code":1857,"filename":747,"language":512,"meta":513,"style":513},"import { useLogger } from 'evlog'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n\n  log.set({ user: { id: 1, plan: 'pro' } })\n  log.set({ cart: { items: 3, total: 9999 } })\n\n  return { success: true }\n  \u002F\u002F auto-emitted on response end\n})\n",[515,1859,1860,1878,1882,1913,1932,1936,1979,2017,2021,2039,2045],{"__ignoreMap":513},[518,1861,1862,1864,1866,1868,1870,1872,1874,1876],{"class":520,"line":521},[518,1863,755],{"class":754},[518,1865,572],{"class":528},[518,1867,760],{"class":524},[518,1869,630],{"class":528},[518,1871,765],{"class":754},[518,1873,622],{"class":528},[518,1875,770],{"class":542},[518,1877,773],{"class":528},[518,1879,1880],{"class":520,"line":551},[518,1881,779],{"emptyLinePlaceholder":778},[518,1883,1884,1887,1890,1893,1895,1898,1900,1904,1907,1910],{"class":520,"line":595},[518,1885,1886],{"class":754},"export",[518,1888,1889],{"class":754}," default",[518,1891,1892],{"class":532}," defineEventHandler",[518,1894,536],{"class":524},[518,1896,1897],{"class":784},"async",[518,1899,1454],{"class":528},[518,1901,1903],{"class":1902},"sHdIc","event",[518,1905,1906],{"class":528},")",[518,1908,1909],{"class":784}," =>",[518,1911,1912],{"class":528}," {\n",[518,1914,1915,1918,1921,1924,1926,1928,1930],{"class":520,"line":635},[518,1916,1917],{"class":784},"  const",[518,1919,1920],{"class":524}," log",[518,1922,1923],{"class":528}," =",[518,1925,760],{"class":532},[518,1927,536],{"class":575},[518,1929,1903],{"class":524},[518,1931,548],{"class":575},[518,1933,1934],{"class":520,"line":655},[518,1935,779],{"emptyLinePlaceholder":778},[518,1937,1938,1941,1943,1945,1947,1949,1951,1953,1955,1957,1959,1961,1963,1965,1967,1969,1971,1973,1975,1977],{"class":520,"line":675},[518,1939,1940],{"class":524},"  log",[518,1942,529],{"class":528},[518,1944,810],{"class":532},[518,1946,536],{"class":575},[518,1948,815],{"class":528},[518,1950,582],{"class":575},[518,1952,579],{"class":528},[518,1954,572],{"class":528},[518,1956,824],{"class":575},[518,1958,579],{"class":528},[518,1960,829],{"class":702},[518,1962,569],{"class":528},[518,1964,834],{"class":575},[518,1966,579],{"class":528},[518,1968,622],{"class":528},[518,1970,841],{"class":542},[518,1972,539],{"class":528},[518,1974,630],{"class":528},[518,1976,630],{"class":528},[518,1978,548],{"class":575},[518,1980,1981,1983,1985,1987,1989,1991,1993,1995,1997,1999,2001,2003,2005,2007,2009,2011,2013,2015],{"class":520,"line":904},[518,1982,1940],{"class":524},[518,1984,529],{"class":528},[518,1986,810],{"class":532},[518,1988,536],{"class":575},[518,1990,815],{"class":528},[518,1992,864],{"class":575},[518,1994,579],{"class":528},[518,1996,572],{"class":528},[518,1998,880],{"class":575},[518,2000,579],{"class":528},[518,2002,885],{"class":702},[518,2004,569],{"class":528},[518,2006,890],{"class":575},[518,2008,579],{"class":528},[518,2010,895],{"class":702},[518,2012,630],{"class":528},[518,2014,630],{"class":528},[518,2016,548],{"class":575},[518,2018,2019],{"class":520,"line":1400},[518,2020,779],{"emptyLinePlaceholder":778},[518,2022,2023,2026,2028,2031,2033,2037],{"class":520,"line":1429},[518,2024,2025],{"class":754},"  return",[518,2027,572],{"class":528},[518,2029,2030],{"class":575}," success",[518,2032,579],{"class":528},[518,2034,2036],{"class":2035},"sfNiH"," true",[518,2038,1177],{"class":528},[518,2040,2041],{"class":520,"line":1434},[518,2042,2044],{"class":2043},"sHwdD","  \u002F\u002F auto-emitted on response end\n",[518,2046,2047,2049],{"class":520,"line":1448},[518,2048,590],{"class":528},[518,2050,548],{"class":524},[437,2052,2053,2055,2056,2058],{"color":533,"icon":13},[515,2054,1846],{}," doesn't create a logger, it retrieves the one the framework middleware already attached to the event. The middleware handles creation and emission automatically. In Nuxt, ",[515,2057,1846],{}," is auto-imported.",[496,2060,2062],{"id":2061},"after-emit-sealing-and-background-work","After emit: sealing and background work",[433,2064,2065,2066,2069,2070,2072,2073,2076,2077,1612,2079,1612,2082,1616,2084,2087,2088,2091,2092,2098,2099,2102,2103,2106,2107,2110],{},"When the wide event is ",[716,2067,2068],{},"emitted"," (automatically at the end of the request, or when you call ",[515,2071,1839],{}," yourself), that logger instance is ",[716,2074,2075],{},"sealed",". Further ",[515,2078,810],{},[515,2080,2081],{},"error",[515,2083,533],{},[515,2085,2086],{},"warn"," calls do ",[716,2089,2090],{},"not"," update the event that was already sent to your drains. They are ignored and evlog prints a ",[716,2093,2094,2097],{},[515,2095,2096],{},"[evlog]"," warning"," to the console with the keys that were dropped. This also applies when ",[716,2100,2101],{},"head sampling"," discards the event (",[515,2104,2105],{},"emit()"," returned ",[515,2108,2109],{},"null","): the logger is still sealed for that unit of work.",[433,2112,2113,2114,2117,2118,2121,2122,2125,2126,2129],{},"This matters for ",[716,2115,2116],{},"async work that outlives the handler"," (fire-and-forget promises, ",[515,2119,2120],{},"setTimeout",", tasks started but not awaited). On many runtimes, ",[515,2123,2124],{},"AsyncLocalStorage"," keeps returning the same request logger, so ",[515,2127,2128],{},"useLogger()"," still succeeds even though the HTTP response — and the wide event — are already finished. Without warnings, that looks like silent data loss.",[1248,2131,2133],{"id":2132},"logforklabel-fn",[515,2134,2135],{},"log.fork(label, fn)",[433,2137,2138,2139,2142,2143,2147,2148,2151,2152,1612,2155,2157,2158,2161,2162,2164],{},"For intentional background work that should produce ",[716,2140,2141],{},"its own"," wide event, use ",[716,2144,2145],{},[515,2146,2135],{}," when your integration provides it (Express, Fastify, NestJS, SvelteKit, React Router, Next.js ",[515,2149,2150],{},"withEvlog",", Elysia). Inside ",[515,2153,2154],{},"fn",[515,2156,2128],{}," resolves to a ",[716,2159,2160],{},"child"," logger. When ",[515,2163,2154],{}," completes (or throws), the child emits an event with:",[458,2166,2167,2179],{},[461,2168,2169,2174,2175,2178],{},[716,2170,2171],{},[515,2172,2173],{},"operation",": the ",[515,2176,2177],{},"label"," you passed",[461,2180,2181,2186,2187,2189],{},[716,2182,2183],{},[515,2184,2185],{},"_parentRequestId",": the parent request’s ",[515,2188,1619],{}," (for correlation in queries and dashboards)",[433,2191,2192,2193,2196],{},"The parent wide event may be emitted ",[716,2194,2195],{},"before"," the child event; they are two separate events ordered by time.",[433,2198,2199,2202,2203,2205,2206,2209,2210,2212],{},[716,2200,2201],{},"Not available yet:"," Hono (no ",[515,2204,1846],{}," without ",[515,2207,2208],{},"c.get('log')"," + ALS) and Nitro\u002FNuxt ",[515,2211,1853],{}," — use the post-emit warnings to catch mistakes; a different API may arrive later for event-scoped forks.",[507,2214,2217],{"className":509,"code":2215,"filename":2216,"language":512,"meta":513,"style":513},"import { evlog, useLogger } from 'evlog\u002Fexpress'\n\n\u002F\u002F Inside a route after evlog middleware:\nconst log = req.log\nlog.set({ order_dispatched: true })\n\nlog.fork?.('process_order', async () => {\n  const child = useLogger()\n  child.set({ inventory_checked: true })\n})\n","server\u002Froutes\u002Fcheckout.post.ts",[515,2218,2219,2243,2247,2252,2268,2291,2295,2328,2341,2365],{"__ignoreMap":513},[518,2220,2221,2223,2225,2228,2230,2232,2234,2236,2238,2241],{"class":520,"line":521},[518,2222,755],{"class":754},[518,2224,572],{"class":528},[518,2226,2227],{"class":524}," evlog",[518,2229,569],{"class":528},[518,2231,760],{"class":524},[518,2233,630],{"class":528},[518,2235,765],{"class":754},[518,2237,622],{"class":528},[518,2239,2240],{"class":542},"evlog\u002Fexpress",[518,2242,773],{"class":528},[518,2244,2245],{"class":520,"line":551},[518,2246,779],{"emptyLinePlaceholder":778},[518,2248,2249],{"class":520,"line":595},[518,2250,2251],{"class":2043},"\u002F\u002F Inside a route after evlog middleware:\n",[518,2253,2254,2256,2258,2260,2263,2265],{"class":520,"line":635},[518,2255,785],{"class":784},[518,2257,788],{"class":524},[518,2259,791],{"class":528},[518,2261,2262],{"class":524}," req",[518,2264,529],{"class":528},[518,2266,2267],{"class":524},"log\n",[518,2269,2270,2272,2274,2276,2278,2280,2283,2285,2287,2289],{"class":520,"line":655},[518,2271,805],{"class":524},[518,2273,529],{"class":528},[518,2275,810],{"class":532},[518,2277,536],{"class":524},[518,2279,815],{"class":528},[518,2281,2282],{"class":575}," order_dispatched",[518,2284,579],{"class":528},[518,2286,2036],{"class":2035},[518,2288,630],{"class":528},[518,2290,548],{"class":524},[518,2292,2293],{"class":520,"line":675},[518,2294,779],{"emptyLinePlaceholder":778},[518,2296,2297,2299,2301,2304,2307,2309,2311,2314,2316,2318,2321,2324,2326],{"class":520,"line":904},[518,2298,805],{"class":524},[518,2300,529],{"class":528},[518,2302,2303],{"class":532},"fork",[518,2305,2306],{"class":528},"?.",[518,2308,536],{"class":524},[518,2310,539],{"class":528},[518,2312,2313],{"class":542},"process_order",[518,2315,539],{"class":528},[518,2317,569],{"class":528},[518,2319,2320],{"class":784}," async",[518,2322,2323],{"class":528}," ()",[518,2325,1909],{"class":784},[518,2327,1912],{"class":528},[518,2329,2330,2332,2335,2337,2339],{"class":520,"line":1400},[518,2331,1917],{"class":784},[518,2333,2334],{"class":524}," child",[518,2336,1923],{"class":528},[518,2338,760],{"class":532},[518,2340,1124],{"class":575},[518,2342,2343,2346,2348,2350,2352,2354,2357,2359,2361,2363],{"class":520,"line":1429},[518,2344,2345],{"class":524},"  child",[518,2347,529],{"class":528},[518,2349,810],{"class":532},[518,2351,536],{"class":575},[518,2353,815],{"class":528},[518,2355,2356],{"class":575}," inventory_checked",[518,2358,579],{"class":528},[518,2360,2036],{"class":2035},[518,2362,630],{"class":528},[518,2364,548],{"class":575},[518,2366,2367,2369],{"class":520,"line":1434},[518,2368,590],{"class":528},[518,2370,548],{"class":524},[496,2372,2374],{"id":2373},"anatomy-of-a-wide-event","Anatomy of a Wide Event",[433,2376,2377,2378,2380,2381,1612,2383,2385,2386,529],{},"A well-designed wide event contains context from multiple layers. The examples below show what to add inside your handler or script. They assume ",[515,2379,805],{}," is already created via ",[515,2382,1253],{},[515,2384,1598],{},", or ",[515,2387,1846],{},[1248,2389,2391],{"id":2390},"operation-context","Operation Context",[433,2393,2394],{},"Basic information about the operation:",[742,2396,2397,2501],{},[507,2398,2400],{"className":509,"code":2399,"filename":747,"language":512,"meta":513,"style":513},"import { useLogger } from 'evlog'\n\nconst log = useLogger(event)\nlog.set({\n  method: 'POST',\n  path: '\u002Fapi\u002Fcheckout',\n  requestId: 'abc-123-def',\n})\n",[515,2401,2402,2420,2424,2436,2448,2464,2479,2495],{"__ignoreMap":513},[518,2403,2404,2406,2408,2410,2412,2414,2416,2418],{"class":520,"line":521},[518,2405,755],{"class":754},[518,2407,572],{"class":528},[518,2409,760],{"class":524},[518,2411,630],{"class":528},[518,2413,765],{"class":754},[518,2415,622],{"class":528},[518,2417,770],{"class":542},[518,2419,773],{"class":528},[518,2421,2422],{"class":520,"line":551},[518,2423,779],{"emptyLinePlaceholder":778},[518,2425,2426,2428,2430,2432,2434],{"class":520,"line":595},[518,2427,785],{"class":784},[518,2429,788],{"class":524},[518,2431,791],{"class":528},[518,2433,760],{"class":532},[518,2435,796],{"class":524},[518,2437,2438,2440,2442,2444,2446],{"class":520,"line":635},[518,2439,805],{"class":524},[518,2441,529],{"class":528},[518,2443,810],{"class":532},[518,2445,536],{"class":524},[518,2447,1468],{"class":528},[518,2449,2450,2453,2455,2457,2459,2461],{"class":520,"line":655},[518,2451,2452],{"class":575},"  method",[518,2454,579],{"class":528},[518,2456,622],{"class":528},[518,2458,1710],{"class":542},[518,2460,539],{"class":528},[518,2462,2463],{"class":528},",\n",[518,2465,2466,2469,2471,2473,2475,2477],{"class":520,"line":675},[518,2467,2468],{"class":575},"  path",[518,2470,579],{"class":528},[518,2472,622],{"class":528},[518,2474,1724],{"class":542},[518,2476,539],{"class":528},[518,2478,2463],{"class":528},[518,2480,2481,2484,2486,2488,2491,2493],{"class":520,"line":904},[518,2482,2483],{"class":575},"  requestId",[518,2485,579],{"class":528},[518,2487,622],{"class":528},[518,2489,2490],{"class":542},"abc-123-def",[518,2492,539],{"class":528},[518,2494,2463],{"class":528},[518,2496,2497,2499],{"class":520,"line":1400},[518,2498,590],{"class":528},[518,2500,548],{"class":524},[507,2502,2504],{"className":509,"code":2503,"filename":957,"language":512,"meta":513,"style":513},"import { createLogger } from 'evlog'\n\nconst log = createLogger({\n  jobId: 'sync-001',\n  queue: 'emails',\n  source: 'postgres',\n})\n",[515,2505,2506,2524,2528,2542,2557,2572,2587],{"__ignoreMap":513},[518,2507,2508,2510,2512,2514,2516,2518,2520,2522],{"class":520,"line":521},[518,2509,755],{"class":754},[518,2511,572],{"class":528},[518,2513,968],{"class":524},[518,2515,630],{"class":528},[518,2517,765],{"class":754},[518,2519,622],{"class":528},[518,2521,770],{"class":542},[518,2523,773],{"class":528},[518,2525,2526],{"class":520,"line":551},[518,2527,779],{"emptyLinePlaceholder":778},[518,2529,2530,2532,2534,2536,2538,2540],{"class":520,"line":595},[518,2531,785],{"class":784},[518,2533,788],{"class":524},[518,2535,791],{"class":528},[518,2537,968],{"class":532},[518,2539,536],{"class":524},[518,2541,1468],{"class":528},[518,2543,2544,2547,2549,2551,2553,2555],{"class":520,"line":635},[518,2545,2546],{"class":575},"  jobId",[518,2548,579],{"class":528},[518,2550,622],{"class":528},[518,2552,1006],{"class":542},[518,2554,539],{"class":528},[518,2556,2463],{"class":528},[518,2558,2559,2562,2564,2566,2568,2570],{"class":520,"line":655},[518,2560,2561],{"class":575},"  queue",[518,2563,579],{"class":528},[518,2565,622],{"class":528},[518,2567,1020],{"class":542},[518,2569,539],{"class":528},[518,2571,2463],{"class":528},[518,2573,2574,2577,2579,2581,2583,2585],{"class":520,"line":675},[518,2575,2576],{"class":575},"  source",[518,2578,579],{"class":528},[518,2580,622],{"class":528},[518,2582,625],{"class":542},[518,2584,539],{"class":528},[518,2586,2463],{"class":528},[518,2588,2589,2591],{"class":520,"line":904},[518,2590,590],{"class":528},[518,2592,548],{"class":524},[437,2594,2595,2596,1612,2598,1612,2600,2602],{"color":533,"icon":13},"In framework integrations, request context (",[515,2597,1611],{},[515,2599,1615],{},[515,2601,1619],{},") is auto-populated by the middleware. You don't need to set these fields manually.",[1248,2604,2606],{"id":2605},"user-actor-context","User \u002F Actor Context",[433,2608,2609],{},"Who triggered the operation:",[507,2611,2613],{"className":509,"code":2612,"filename":747,"language":512,"meta":513,"style":513},"log.set({\n  userId: user.id,\n  email: user.email,\n  subscription: user.plan,\n  accountAge: daysSince(user.createdAt),\n})\n",[515,2614,2615,2627,2642,2657,2672,2692],{"__ignoreMap":513},[518,2616,2617,2619,2621,2623,2625],{"class":520,"line":521},[518,2618,805],{"class":524},[518,2620,529],{"class":528},[518,2622,810],{"class":532},[518,2624,536],{"class":524},[518,2626,1468],{"class":528},[518,2628,2629,2632,2634,2636,2638,2640],{"class":520,"line":551},[518,2630,2631],{"class":575},"  userId",[518,2633,579],{"class":528},[518,2635,582],{"class":524},[518,2637,529],{"class":528},[518,2639,1497],{"class":524},[518,2641,2463],{"class":528},[518,2643,2644,2647,2649,2651,2653,2655],{"class":520,"line":595},[518,2645,2646],{"class":575},"  email",[518,2648,579],{"class":528},[518,2650,582],{"class":524},[518,2652,529],{"class":528},[518,2654,1511],{"class":524},[518,2656,2463],{"class":528},[518,2658,2659,2662,2664,2666,2668,2670],{"class":520,"line":635},[518,2660,2661],{"class":575},"  subscription",[518,2663,579],{"class":528},[518,2665,582],{"class":524},[518,2667,529],{"class":528},[518,2669,1524],{"class":524},[518,2671,2463],{"class":528},[518,2673,2674,2677,2679,2682,2685,2687,2690],{"class":520,"line":655},[518,2675,2676],{"class":575},"  accountAge",[518,2678,579],{"class":528},[518,2680,2681],{"class":532}," daysSince",[518,2683,2684],{"class":524},"(user",[518,2686,529],{"class":528},[518,2688,2689],{"class":524},"createdAt)",[518,2691,2463],{"class":528},[518,2693,2694,2696],{"class":520,"line":675},[518,2695,590],{"class":528},[518,2697,548],{"class":524},[1248,2699,2701],{"id":2700},"business-context","Business Context",[433,2703,2704],{},"Domain-specific data relevant to the operation:",[507,2706,2708],{"className":509,"code":2707,"filename":747,"language":512,"meta":513,"style":513},"log.set({\n  cart: {\n    id: cart.id,\n    items: cart.items.length,\n    total: cart.total,\n    currency: 'USD',\n  },\n  shipping: {\n    method: 'express',\n    country: address.country,\n  },\n  coupon: appliedCoupon?.code,\n})\n",[515,2709,2710,2722,2731,2746,2767,2783,2799,2804,2813,2829,2846,2850,2866],{"__ignoreMap":513},[518,2711,2712,2714,2716,2718,2720],{"class":520,"line":521},[518,2713,805],{"class":524},[518,2715,529],{"class":528},[518,2717,810],{"class":532},[518,2719,536],{"class":524},[518,2721,1468],{"class":528},[518,2723,2724,2727,2729],{"class":520,"line":551},[518,2725,2726],{"class":575},"  cart",[518,2728,579],{"class":528},[518,2730,1912],{"class":528},[518,2732,2733,2736,2738,2740,2742,2744],{"class":520,"line":595},[518,2734,2735],{"class":575},"    id",[518,2737,579],{"class":528},[518,2739,864],{"class":524},[518,2741,529],{"class":528},[518,2743,1497],{"class":524},[518,2745,2463],{"class":528},[518,2747,2748,2751,2753,2755,2757,2760,2762,2765],{"class":520,"line":635},[518,2749,2750],{"class":575},"    items",[518,2752,579],{"class":528},[518,2754,864],{"class":524},[518,2756,529],{"class":528},[518,2758,2759],{"class":524},"items",[518,2761,529],{"class":528},[518,2763,2764],{"class":524},"length",[518,2766,2463],{"class":528},[518,2768,2769,2772,2774,2776,2778,2781],{"class":520,"line":655},[518,2770,2771],{"class":575},"    total",[518,2773,579],{"class":528},[518,2775,864],{"class":524},[518,2777,529],{"class":528},[518,2779,2780],{"class":524},"total",[518,2782,2463],{"class":528},[518,2784,2785,2788,2790,2792,2795,2797],{"class":520,"line":675},[518,2786,2787],{"class":575},"    currency",[518,2789,579],{"class":528},[518,2791,622],{"class":528},[518,2793,2794],{"class":542},"USD",[518,2796,539],{"class":528},[518,2798,2463],{"class":528},[518,2800,2801],{"class":520,"line":904},[518,2802,2803],{"class":528},"  },\n",[518,2805,2806,2809,2811],{"class":520,"line":1400},[518,2807,2808],{"class":575},"  shipping",[518,2810,579],{"class":528},[518,2812,1912],{"class":528},[518,2814,2815,2818,2820,2822,2825,2827],{"class":520,"line":1429},[518,2816,2817],{"class":575},"    method",[518,2819,579],{"class":528},[518,2821,622],{"class":528},[518,2823,2824],{"class":542},"express",[518,2826,539],{"class":528},[518,2828,2463],{"class":528},[518,2830,2831,2834,2836,2839,2841,2844],{"class":520,"line":1434},[518,2832,2833],{"class":575},"    country",[518,2835,579],{"class":528},[518,2837,2838],{"class":524}," address",[518,2840,529],{"class":528},[518,2842,2843],{"class":524},"country",[518,2845,2463],{"class":528},[518,2847,2848],{"class":520,"line":1448},[518,2849,2803],{"class":528},[518,2851,2852,2855,2857,2860,2862,2864],{"class":520,"line":1471},[518,2853,2854],{"class":575},"  coupon",[518,2856,579],{"class":528},[518,2858,2859],{"class":524}," appliedCoupon",[518,2861,2306],{"class":528},[518,2863,515],{"class":524},[518,2865,2463],{"class":528},[518,2867,2868,2870],{"class":520,"line":1531},[518,2869,590],{"class":528},[518,2871,548],{"class":524},[1248,2873,2875],{"id":2874},"outcome","Outcome",[433,2877,2878],{},"The result of the operation:",[742,2880,2881,2954],{},[507,2882,2885],{"className":509,"code":2883,"filename":2884,"language":512,"meta":513,"style":513},"log.set({\n  status: 200,\n  duration: Date.now() - startTime,\n  success: true,\n})\n","Success",[515,2886,2887,2899,2911,2937,2948],{"__ignoreMap":513},[518,2888,2889,2891,2893,2895,2897],{"class":520,"line":521},[518,2890,805],{"class":524},[518,2892,529],{"class":528},[518,2894,810],{"class":532},[518,2896,536],{"class":524},[518,2898,1468],{"class":528},[518,2900,2901,2904,2906,2909],{"class":520,"line":551},[518,2902,2903],{"class":575},"  status",[518,2905,579],{"class":528},[518,2907,2908],{"class":702}," 200",[518,2910,2463],{"class":528},[518,2912,2913,2916,2918,2921,2923,2926,2929,2932,2935],{"class":520,"line":595},[518,2914,2915],{"class":575},"  duration",[518,2917,579],{"class":528},[518,2919,2920],{"class":524}," Date",[518,2922,529],{"class":528},[518,2924,2925],{"class":532},"now",[518,2927,2928],{"class":524},"() ",[518,2930,2931],{"class":528},"-",[518,2933,2934],{"class":524}," startTime",[518,2936,2463],{"class":528},[518,2938,2939,2942,2944,2946],{"class":520,"line":635},[518,2940,2941],{"class":575},"  success",[518,2943,579],{"class":528},[518,2945,2036],{"class":2035},[518,2947,2463],{"class":528},[518,2949,2950,2952],{"class":520,"line":655},[518,2951,590],{"class":528},[518,2953,548],{"class":524},[507,2955,2958],{"className":509,"code":2956,"filename":2957,"language":512,"meta":513,"style":513},"log.set({\n  status: 500,\n  error: {\n    message: err.message,\n    code: err.code,\n    type: err.constructor.name,\n  },\n})\n","Error",[515,2959,2960,2972,2983,2992,3009,3024,3045,3049],{"__ignoreMap":513},[518,2961,2962,2964,2966,2968,2970],{"class":520,"line":521},[518,2963,805],{"class":524},[518,2965,529],{"class":528},[518,2967,810],{"class":532},[518,2969,536],{"class":524},[518,2971,1468],{"class":528},[518,2973,2974,2976,2978,2981],{"class":520,"line":551},[518,2975,2903],{"class":575},[518,2977,579],{"class":528},[518,2979,2980],{"class":702}," 500",[518,2982,2463],{"class":528},[518,2984,2985,2988,2990],{"class":520,"line":595},[518,2986,2987],{"class":575},"  error",[518,2989,579],{"class":528},[518,2991,1912],{"class":528},[518,2993,2994,2997,2999,3002,3004,3007],{"class":520,"line":635},[518,2995,2996],{"class":575},"    message",[518,2998,579],{"class":528},[518,3000,3001],{"class":524}," err",[518,3003,529],{"class":528},[518,3005,3006],{"class":524},"message",[518,3008,2463],{"class":528},[518,3010,3011,3014,3016,3018,3020,3022],{"class":520,"line":655},[518,3012,3013],{"class":575},"    code",[518,3015,579],{"class":528},[518,3017,3001],{"class":524},[518,3019,529],{"class":528},[518,3021,515],{"class":524},[518,3023,2463],{"class":528},[518,3025,3026,3029,3031,3033,3035,3038,3040,3043],{"class":520,"line":675},[518,3027,3028],{"class":575},"    type",[518,3030,579],{"class":528},[518,3032,3001],{"class":524},[518,3034,529],{"class":528},[518,3036,3037],{"class":524},"constructor",[518,3039,529],{"class":528},[518,3041,3042],{"class":524},"name",[518,3044,2463],{"class":528},[518,3046,3047],{"class":520,"line":904},[518,3048,2803],{"class":528},[518,3050,3051,3053],{"class":520,"line":1400},[518,3052,590],{"class":528},[518,3054,548],{"class":524},[496,3056,185],{"id":3057},"best-practices",[1248,3059,3061],{"id":3060},"use-meaningful-keys","Use Meaningful Keys",[507,3063,3066],{"className":509,"code":3064,"filename":3065,"language":512,"meta":513,"style":513},"\u002F\u002F Avoid generic keys\nlog.set({ data: { id: 123 } })\n\n\u002F\u002F Use specific, descriptive keys\nlog.set({ order: { id: 123, status: 'pending' } })\n","server\u002Fapi\u002Forders.post.ts",[515,3067,3068,3073,3105,3109,3114],{"__ignoreMap":513},[518,3069,3070],{"class":520,"line":521},[518,3071,3072],{"class":2043},"\u002F\u002F Avoid generic keys\n",[518,3074,3075,3077,3079,3081,3083,3085,3088,3090,3092,3094,3096,3099,3101,3103],{"class":520,"line":551},[518,3076,805],{"class":524},[518,3078,529],{"class":528},[518,3080,810],{"class":532},[518,3082,536],{"class":524},[518,3084,815],{"class":528},[518,3086,3087],{"class":575}," data",[518,3089,579],{"class":528},[518,3091,572],{"class":528},[518,3093,824],{"class":575},[518,3095,579],{"class":528},[518,3097,3098],{"class":702}," 123",[518,3100,630],{"class":528},[518,3102,630],{"class":528},[518,3104,548],{"class":524},[518,3106,3107],{"class":520,"line":595},[518,3108,779],{"emptyLinePlaceholder":778},[518,3110,3111],{"class":520,"line":635},[518,3112,3113],{"class":2043},"\u002F\u002F Use specific, descriptive keys\n",[518,3115,3116,3118,3120,3122,3124,3126,3129,3131,3133,3135,3137,3139,3141,3143,3145,3147,3150,3152,3154,3156],{"class":520,"line":655},[518,3117,805],{"class":524},[518,3119,529],{"class":528},[518,3121,810],{"class":532},[518,3123,536],{"class":524},[518,3125,815],{"class":528},[518,3127,3128],{"class":575}," order",[518,3130,579],{"class":528},[518,3132,572],{"class":528},[518,3134,824],{"class":575},[518,3136,579],{"class":528},[518,3138,3098],{"class":702},[518,3140,569],{"class":528},[518,3142,938],{"class":575},[518,3144,579],{"class":528},[518,3146,622],{"class":528},[518,3148,3149],{"class":542},"pending",[518,3151,539],{"class":528},[518,3153,630],{"class":528},[518,3155,630],{"class":528},[518,3157,548],{"class":524},[1248,3159,3161],{"id":3160},"group-related-data","Group Related Data",[507,3163,3165],{"className":509,"code":3164,"filename":747,"language":512,"meta":513,"style":513},"\u002F\u002F Flat structure is hard to read\nlog.set({\n  userId: 1,\n  userEmail: 'a@b.com',\n  cartId: 2,\n  cartTotal: 100,\n})\n\n\u002F\u002F Grouped structure is clearer\nlog.set({\n  user: { id: 1, email: 'a@b.com' },\n  cart: { id: 2, total: 100 },\n})\n",[515,3166,3167,3172,3184,3194,3210,3222,3234,3240,3244,3249,3261,3291,3315],{"__ignoreMap":513},[518,3168,3169],{"class":520,"line":521},[518,3170,3171],{"class":2043},"\u002F\u002F Flat structure is hard to read\n",[518,3173,3174,3176,3178,3180,3182],{"class":520,"line":551},[518,3175,805],{"class":524},[518,3177,529],{"class":528},[518,3179,810],{"class":532},[518,3181,536],{"class":524},[518,3183,1468],{"class":528},[518,3185,3186,3188,3190,3192],{"class":520,"line":595},[518,3187,2631],{"class":575},[518,3189,579],{"class":528},[518,3191,829],{"class":702},[518,3193,2463],{"class":528},[518,3195,3196,3199,3201,3203,3206,3208],{"class":520,"line":635},[518,3197,3198],{"class":575},"  userEmail",[518,3200,579],{"class":528},[518,3202,622],{"class":528},[518,3204,3205],{"class":542},"a@b.com",[518,3207,539],{"class":528},[518,3209,2463],{"class":528},[518,3211,3212,3215,3217,3220],{"class":520,"line":655},[518,3213,3214],{"class":575},"  cartId",[518,3216,579],{"class":528},[518,3218,3219],{"class":702}," 2",[518,3221,2463],{"class":528},[518,3223,3224,3227,3229,3232],{"class":520,"line":675},[518,3225,3226],{"class":575},"  cartTotal",[518,3228,579],{"class":528},[518,3230,3231],{"class":702}," 100",[518,3233,2463],{"class":528},[518,3235,3236,3238],{"class":520,"line":904},[518,3237,590],{"class":528},[518,3239,548],{"class":524},[518,3241,3242],{"class":520,"line":1400},[518,3243,779],{"emptyLinePlaceholder":778},[518,3245,3246],{"class":520,"line":1429},[518,3247,3248],{"class":2043},"\u002F\u002F Grouped structure is clearer\n",[518,3250,3251,3253,3255,3257,3259],{"class":520,"line":1434},[518,3252,805],{"class":524},[518,3254,529],{"class":528},[518,3256,810],{"class":532},[518,3258,536],{"class":524},[518,3260,1468],{"class":528},[518,3262,3263,3266,3268,3270,3272,3274,3276,3278,3280,3282,3284,3286,3288],{"class":520,"line":1448},[518,3264,3265],{"class":575},"  user",[518,3267,579],{"class":528},[518,3269,572],{"class":528},[518,3271,824],{"class":575},[518,3273,579],{"class":528},[518,3275,829],{"class":702},[518,3277,569],{"class":528},[518,3279,1502],{"class":575},[518,3281,579],{"class":528},[518,3283,622],{"class":528},[518,3285,3205],{"class":542},[518,3287,539],{"class":528},[518,3289,3290],{"class":528}," },\n",[518,3292,3293,3295,3297,3299,3301,3303,3305,3307,3309,3311,3313],{"class":520,"line":1471},[518,3294,2726],{"class":575},[518,3296,579],{"class":528},[518,3298,572],{"class":528},[518,3300,824],{"class":575},[518,3302,579],{"class":528},[518,3304,3219],{"class":702},[518,3306,569],{"class":528},[518,3308,890],{"class":575},[518,3310,579],{"class":528},[518,3312,3231],{"class":702},[518,3314,3290],{"class":528},[518,3316,3317,3319],{"class":520,"line":1531},[518,3318,590],{"class":528},[518,3320,548],{"class":524},[1248,3322,3324],{"id":3323},"add-context-incrementally","Add Context Incrementally",[433,3326,3327,3328,3331],{},"Call ",[515,3329,3330],{},"log.set()"," as you gather information:",[742,3333,3334,3641],{},[507,3335,3337],{"className":509,"code":3336,"filename":747,"language":512,"meta":513,"style":513},"import { useLogger } from 'evlog'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n\n  const user = await getUser(event)\n  log.set({ user: { id: user.id, plan: user.plan } })\n\n  const cart = await getCart(user.id)\n  log.set({ cart: { items: cart.items.length, total: cart.total } })\n\n  const payment = await processPayment(cart)\n  log.set({ payment: { method: payment.method, status: payment.status } })\n\n  return { success: true }\n})\n",[515,3338,3339,3357,3361,3383,3399,3403,3422,3468,3472,3496,3546,3550,3570,3617,3621,3635],{"__ignoreMap":513},[518,3340,3341,3343,3345,3347,3349,3351,3353,3355],{"class":520,"line":521},[518,3342,755],{"class":754},[518,3344,572],{"class":528},[518,3346,760],{"class":524},[518,3348,630],{"class":528},[518,3350,765],{"class":754},[518,3352,622],{"class":528},[518,3354,770],{"class":542},[518,3356,773],{"class":528},[518,3358,3359],{"class":520,"line":551},[518,3360,779],{"emptyLinePlaceholder":778},[518,3362,3363,3365,3367,3369,3371,3373,3375,3377,3379,3381],{"class":520,"line":595},[518,3364,1886],{"class":754},[518,3366,1889],{"class":754},[518,3368,1892],{"class":532},[518,3370,536],{"class":524},[518,3372,1897],{"class":784},[518,3374,1454],{"class":528},[518,3376,1903],{"class":1902},[518,3378,1906],{"class":528},[518,3380,1909],{"class":784},[518,3382,1912],{"class":528},[518,3384,3385,3387,3389,3391,3393,3395,3397],{"class":520,"line":635},[518,3386,1917],{"class":784},[518,3388,1920],{"class":524},[518,3390,1923],{"class":528},[518,3392,760],{"class":532},[518,3394,536],{"class":575},[518,3396,1903],{"class":524},[518,3398,548],{"class":575},[518,3400,3401],{"class":520,"line":655},[518,3402,779],{"emptyLinePlaceholder":778},[518,3404,3405,3407,3409,3411,3413,3416,3418,3420],{"class":520,"line":675},[518,3406,1917],{"class":784},[518,3408,582],{"class":524},[518,3410,1923],{"class":528},[518,3412,1378],{"class":754},[518,3414,3415],{"class":532}," getUser",[518,3417,536],{"class":575},[518,3419,1903],{"class":524},[518,3421,548],{"class":575},[518,3423,3424,3426,3428,3430,3432,3434,3436,3438,3440,3442,3444,3446,3448,3450,3452,3454,3456,3458,3460,3462,3464,3466],{"class":520,"line":904},[518,3425,1940],{"class":524},[518,3427,529],{"class":528},[518,3429,810],{"class":532},[518,3431,536],{"class":575},[518,3433,815],{"class":528},[518,3435,582],{"class":575},[518,3437,579],{"class":528},[518,3439,572],{"class":528},[518,3441,824],{"class":575},[518,3443,579],{"class":528},[518,3445,582],{"class":524},[518,3447,529],{"class":528},[518,3449,1497],{"class":524},[518,3451,569],{"class":528},[518,3453,834],{"class":575},[518,3455,579],{"class":528},[518,3457,582],{"class":524},[518,3459,529],{"class":528},[518,3461,1524],{"class":524},[518,3463,630],{"class":528},[518,3465,630],{"class":528},[518,3467,548],{"class":575},[518,3469,3470],{"class":520,"line":1400},[518,3471,779],{"emptyLinePlaceholder":778},[518,3473,3474,3476,3478,3480,3482,3485,3487,3490,3492,3494],{"class":520,"line":1429},[518,3475,1917],{"class":784},[518,3477,864],{"class":524},[518,3479,1923],{"class":528},[518,3481,1378],{"class":754},[518,3483,3484],{"class":532}," getCart",[518,3486,536],{"class":575},[518,3488,3489],{"class":524},"user",[518,3491,529],{"class":528},[518,3493,1497],{"class":524},[518,3495,548],{"class":575},[518,3497,3498,3500,3502,3504,3506,3508,3510,3512,3514,3516,3518,3520,3522,3524,3526,3528,3530,3532,3534,3536,3538,3540,3542,3544],{"class":520,"line":1434},[518,3499,1940],{"class":524},[518,3501,529],{"class":528},[518,3503,810],{"class":532},[518,3505,536],{"class":575},[518,3507,815],{"class":528},[518,3509,864],{"class":575},[518,3511,579],{"class":528},[518,3513,572],{"class":528},[518,3515,880],{"class":575},[518,3517,579],{"class":528},[518,3519,864],{"class":524},[518,3521,529],{"class":528},[518,3523,2759],{"class":524},[518,3525,529],{"class":528},[518,3527,2764],{"class":524},[518,3529,569],{"class":528},[518,3531,890],{"class":575},[518,3533,579],{"class":528},[518,3535,864],{"class":524},[518,3537,529],{"class":528},[518,3539,2780],{"class":524},[518,3541,630],{"class":528},[518,3543,630],{"class":528},[518,3545,548],{"class":575},[518,3547,3548],{"class":520,"line":1448},[518,3549,779],{"emptyLinePlaceholder":778},[518,3551,3552,3554,3556,3558,3560,3563,3565,3568],{"class":520,"line":1471},[518,3553,1917],{"class":784},[518,3555,917],{"class":524},[518,3557,1923],{"class":528},[518,3559,1378],{"class":754},[518,3561,3562],{"class":532}," processPayment",[518,3564,536],{"class":575},[518,3566,3567],{"class":524},"cart",[518,3569,548],{"class":575},[518,3571,3572,3574,3576,3578,3580,3582,3584,3586,3588,3590,3592,3594,3596,3598,3600,3602,3604,3606,3608,3611,3613,3615],{"class":520,"line":1531},[518,3573,1940],{"class":524},[518,3575,529],{"class":528},[518,3577,810],{"class":532},[518,3579,536],{"class":575},[518,3581,815],{"class":528},[518,3583,917],{"class":575},[518,3585,579],{"class":528},[518,3587,572],{"class":528},[518,3589,924],{"class":575},[518,3591,579],{"class":528},[518,3593,917],{"class":524},[518,3595,529],{"class":528},[518,3597,1611],{"class":524},[518,3599,569],{"class":528},[518,3601,938],{"class":575},[518,3603,579],{"class":528},[518,3605,917],{"class":524},[518,3607,529],{"class":528},[518,3609,3610],{"class":524},"status",[518,3612,630],{"class":528},[518,3614,630],{"class":528},[518,3616,548],{"class":575},[518,3618,3619],{"class":520,"line":1540},[518,3620,779],{"emptyLinePlaceholder":778},[518,3622,3623,3625,3627,3629,3631,3633],{"class":520,"line":1546},[518,3624,2025],{"class":754},[518,3626,572],{"class":528},[518,3628,2030],{"class":575},[518,3630,579],{"class":528},[518,3632,2036],{"class":2035},[518,3634,1177],{"class":528},[518,3636,3637,3639],{"class":520,"line":1551},[518,3638,590],{"class":528},[518,3640,548],{"class":524},[507,3642,3644],{"className":1127,"code":3643,"filename":1129,"language":1130,"meta":513,"style":513},"[INFO] POST \u002Fapi\u002Fcheckout (456ms)\n  user: { id: 1, plan: 'pro' }\n  cart: { items: 3, total: 9999 }\n  payment: { method: 'card', status: 'success' }\n  status: 200\n",[515,3645,3646,3661,3681,3697,3723],{"__ignoreMap":513},[518,3647,3648,3650,3652,3654,3656,3659],{"class":520,"line":521},[518,3649,1137],{"class":528},[518,3651,1140],{"class":524},[518,3653,1143],{"class":528},[518,3655,1146],{"class":524},[518,3657,3658],{"class":1149},"456ms",[518,3660,548],{"class":524},[518,3662,3663,3665,3667,3669,3671,3673,3675,3677,3679],{"class":520,"line":551},[518,3664,1157],{"class":1149},[518,3666,572],{"class":542},[518,3668,1162],{"class":542},[518,3670,1165],{"class":542},[518,3672,1168],{"class":542},[518,3674,622],{"class":528},[518,3676,841],{"class":542},[518,3678,539],{"class":528},[518,3680,1177],{"class":542},[518,3682,3683,3685,3687,3689,3691,3693,3695],{"class":520,"line":595},[518,3684,1182],{"class":1149},[518,3686,572],{"class":542},[518,3688,1192],{"class":542},[518,3690,1195],{"class":542},[518,3692,1198],{"class":542},[518,3694,895],{"class":702},[518,3696,1177],{"class":542},[518,3698,3699,3701,3703,3705,3707,3709,3711,3713,3715,3717,3719,3721],{"class":520,"line":635},[518,3700,1207],{"class":1149},[518,3702,572],{"class":542},[518,3704,1212],{"class":542},[518,3706,622],{"class":528},[518,3708,931],{"class":542},[518,3710,539],{"class":528},[518,3712,569],{"class":542},[518,3714,1223],{"class":542},[518,3716,622],{"class":528},[518,3718,945],{"class":542},[518,3720,539],{"class":528},[518,3722,1177],{"class":542},[518,3724,3725,3727],{"class":520,"line":655},[518,3726,1236],{"class":1149},[518,3728,1239],{"class":702},[1248,3730,3732],{"id":3731},"handle-errors-gracefully","Handle Errors Gracefully",[433,3734,3735],{},"When errors occur, the wide event still emits with error context:",[742,3737,3738,3964],{},[507,3739,3741],{"className":509,"code":3740,"filename":747,"language":512,"meta":513,"style":513},"import { useLogger } from 'evlog'\n\nexport default defineEventHandler(async (event) => {\n  const log = useLogger(event)\n\n  try {\n    const result = await processPayment(cart)\n    return result\n  } catch (err) {\n    log.set({\n      error: {\n        message: err.message,\n        code: err.code,\n        type: err.constructor.name,\n      },\n    })\n    throw err\n  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