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Use it locally or in CI to inspect your source, configure evlog, and work with telemetry.",[605,613,614,615,621,622,625,626,629],{},"Start with ",[616,617,618],"a",{"href":100},[608,619,620],{},"evlog map"," to check supported entry points for evlog logging patterns and get a static observability score with suggested fixes. It writes ",[608,623,624],{},"evlog.map.json"," unless you pass ",[608,627,628],{},"--no-write",". The score describes recognized source patterns, not the logs your handlers produce in production.",[605,631,632,637,638,643],{},[616,633,634],{"href":95},[608,635,636],{},"evlog init"," adds evlog configuration to the app. ",[616,639,640],{"href":130},[608,641,642],{},"evlog agents"," writes logging conventions for the AI agents working in the repository.",[645,646,647,651,652,654,655,659],"warning",{"icon":474},[648,649,650],"strong",{},"Early days."," ",[608,653,620],{}," has adapters for Nuxt, Nitro, Next.js App Router, TanStack Start, and Hono. Each adapter recognizes specific entry-point shapes. Check the detected framework and entry-point count before interpreting the score. Rules can change between releases, so ",[616,656,658],{"href":657},"\u002Fcli\u002Fci#pin-the-version","pin the version"," when you gate CI on the number.",[661,662,663,691,706],"code-group",{},[664,665,671],"pre",{"className":666,"code":667,"filename":668,"language":669,"meta":670,"style":670},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","pnpm dlx @evlog\u002Fcli map\n","pnpm","bash","",[608,672,673],{"__ignoreMap":670},[674,675,678,681,685,688],"span",{"class":676,"line":677},"line",1,[674,679,668],{"class":680},"sBMFI",[674,682,684],{"class":683},"sfazB"," dlx",[674,686,687],{"class":683}," @evlog\u002Fcli",[674,689,690],{"class":683}," map\n",[664,692,695],{"className":666,"code":693,"filename":694,"language":669,"meta":670,"style":670},"bunx @evlog\u002Fcli map\n","bun",[608,696,697],{"__ignoreMap":670},[674,698,699,702,704],{"class":676,"line":677},[674,700,701],{"class":680},"bunx",[674,703,687],{"class":683},[674,705,690],{"class":683},[664,707,710],{"className":666,"code":708,"filename":709,"language":669,"meta":670,"style":670},"npx @evlog\u002Fcli map\n","npm",[608,711,712],{"__ignoreMap":670},[674,713,714,717,719],{"class":676,"line":677},[674,715,716],{"class":680},"npx",[674,718,687],{"class":683},[674,720,690],{"class":683},[605,722,723],{},"Add it as a dev dependency once you gate CI on the score, so every run uses the same version:",[661,725,726,744,760],{},[664,727,729],{"className":666,"code":728,"filename":668,"language":669,"meta":670,"style":670},"pnpm add -D @evlog\u002Fcli\n",[608,730,731],{"__ignoreMap":670},[674,732,733,735,738,741],{"class":676,"line":677},[674,734,668],{"class":680},[674,736,737],{"class":683}," add",[674,739,740],{"class":683}," -D",[674,742,743],{"class":683}," @evlog\u002Fcli\n",[664,745,747],{"className":666,"code":746,"filename":694,"language":669,"meta":670,"style":670},"bun add -d @evlog\u002Fcli\n",[608,748,749],{"__ignoreMap":670},[674,750,751,753,755,758],{"class":676,"line":677},[674,752,694],{"class":680},[674,754,737],{"class":683},[674,756,757],{"class":683}," -d",[674,759,743],{"class":683},[664,761,763],{"className":666,"code":762,"filename":709,"language":669,"meta":670,"style":670},"npm install --save-dev @evlog\u002Fcli\n",[608,764,765],{"__ignoreMap":670},[674,766,767,769,772,775],{"class":676,"line":677},[674,768,709],{"class":680},[674,770,771],{"class":683}," install",[674,773,774],{"class":683}," --save-dev",[674,776,743],{"class":683},[778,779,781,782,785],"callout",{"color":780,"icon":13},"neutral","Requires Node 20 or later. The package installs a single ",[608,783,784],{},"evlog"," binary.",[787,788,790],"h2",{"id":789},"commands","Commands",[792,793,794,798,801,804,807],"card-group",{},[795,796,797],"card",{"color":780,"icon":97,"title":94,"to":95},"Install evlog, register the framework integration, and write a local drain.",[795,799,800],{"color":780,"icon":132,"title":129,"to":130},"Write the evlog conventions into AGENTS.md and install the agent skills.",[795,802,803],{"color":780,"icon":102,"title":99,"to":100},"Score wide-event coverage across every entry point, and name the ones to fix first.",[795,805,806],{"color":780,"icon":122,"title":119,"to":120},"Check that evlog is installed, resolvable, and writing logs where you expect.",[795,808,809],{"color":780,"icon":127,"title":124,"to":125},"Show, enable, or disable the CLI's own anonymous usage telemetry.",[787,811,813],{"id":812},"global-flags","Global flags",[605,815,816],{},"Every command accepts these:",[818,819,820,833],"table",{},[821,822,823],"thead",{},[824,825,826,830],"tr",{},[827,828,829],"th",{},"Flag",[827,831,832],{},"What it does",[834,835,836,847,857,867,877,887],"tbody",{},[824,837,838,844],{},[839,840,841],"td",{},[608,842,843],{},"--json",[839,845,846],{},"Machine-readable JSON on stdout instead of the report",[824,848,849,854],{},[839,850,851],{},[608,852,853],{},"--debug",[839,855,856],{},"Print a debug summary of the run, and emit it as a wide event",[824,858,859,864],{},[839,860,861],{},[608,862,863],{},"--noHeader",[839,865,866],{},"Skip the branded header",[824,868,869,874],{},[839,870,871],{},[608,872,873],{},"--cwd \u003Cdir>",[839,875,876],{},"Run against another directory instead of the current one",[824,878,879,884],{},[839,880,881],{},[608,882,883],{},"--help",[839,885,886],{},"Usage for the command",[824,888,889,894],{},[839,890,891],{},[608,892,893],{},"--version",[839,895,896],{},"Print the CLI version and exit",[787,898,900],{"id":899},"human-output-goes-to-stderr","Human output goes to stderr",[605,902,903,904,907,908,910,911,914],{},"The report you read is written to ",[648,905,906],{},"stderr",". Stdout is reserved for ",[608,909,843],{},", so a run can be piped into ",[608,912,913],{},"jq"," without the report getting in the way:",[664,916,919],{"className":666,"code":917,"filename":918,"language":669,"meta":670,"style":670},"evlog map --json | jq '.map.score'\n","Terminal",[608,920,921],{"__ignoreMap":670},[674,922,923,925,928,931,935,938,941,944],{"class":676,"line":677},[674,924,784],{"class":680},[674,926,927],{"class":683}," map",[674,929,930],{"class":683}," --json",[674,932,934],{"class":933},"sMK4o"," |",[674,936,937],{"class":680}," jq",[674,939,940],{"class":933}," '",[674,942,943],{"class":683},".map.score",[674,945,946],{"class":933},"'\n",[605,948,949,950,952,953,956,957,960],{},"Without ",[608,951,843],{},", nothing is written to stdout at all. Colour is dropped when stdout is not a TTY or when ",[608,954,955],{},"NO_COLOR"," is set, and the report lays itself out for the width it is given, so set ",[608,958,959],{},"COLUMNS"," to render at a fixed width.",[787,962,964],{"id":963},"exit-codes","Exit codes",[818,966,967,977],{},[821,968,969],{},[824,970,971,974],{},[827,972,973],{},"Code",[827,975,976],{},"Meaning",[834,978,979,989,1003],{},[824,980,981,986],{},[839,982,983],{},[608,984,985],{},"0",[839,987,988],{},"The command ran and nothing failed",[824,990,991,996],{},[839,992,993],{},[608,994,995],{},"1",[839,997,998,999,1002],{},"A check failed, or ",[608,1000,1001],{},"--min-score"," was not met",[824,1004,1005,1010],{},[839,1006,1007],{},[608,1008,1009],{},"2",[839,1011,1012],{},"Usage error — an unknown flag or an invalid value",[645,1014,1015,1016,1019,1020,1024,1025,1028,1029,1032],{},"A pipe replaces ",[608,1017,1018],{},"$?"," with the exit code of the ",[1021,1022,1023],"em",{},"last"," command in it, so ",[608,1026,1027],{},"evlog map --min-score 90 \\| head"," always looks successful. Use ",[608,1030,1031],{},"set -o pipefail"," when you pipe a gated run.",[787,1034,1036],{"id":1035},"when-a-check-is-wrong","When a check is wrong",[605,1038,1039],{},"Every verdict can be turned off from the code it is about, so a false positive never becomes a reason to stop running the tool:",[664,1041,1046],{"className":1042,"code":1043,"filename":1044,"language":1045,"meta":670,"style":670},"language-ts shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","\u002F\u002F evlog-map-disable-next-line wide-event, context -- liveness probe, deliberately silent\nexport default defineEventHandler(() => ({ ok: true }))\n","server\u002Fapi\u002Fhealth.get.ts","ts",[608,1047,1048,1054],{"__ignoreMap":670},[674,1049,1050],{"class":676,"line":677},[674,1051,1053],{"class":1052},"sHwdD","\u002F\u002F evlog-map-disable-next-line wide-event, context -- liveness probe, deliberately silent\n",[674,1055,1057,1061,1064,1068,1072,1075,1079,1082,1085,1089,1092,1096,1099],{"class":676,"line":1056},2,[674,1058,1060],{"class":1059},"s7zQu","export",[674,1062,1063],{"class":1059}," default",[674,1065,1067],{"class":1066},"s2Zo4"," defineEventHandler",[674,1069,1071],{"class":1070},"sTEyZ","(",[674,1073,1074],{"class":933},"()",[674,1076,1078],{"class":1077},"spNyl"," =>",[674,1080,1081],{"class":1070}," (",[674,1083,1084],{"class":933},"{",[674,1086,1088],{"class":1087},"swJcz"," ok",[674,1090,1091],{"class":933},":",[674,1093,1095],{"class":1094},"sfNiH"," true",[674,1097,1098],{"class":933}," }",[674,1100,1101],{"class":1070},"))\n",[605,1103,1104,1105,1108,1109,1113],{},"The check becomes ",[608,1106,1107],{},"n\u002Fa"," with your reason attached, at no score cost and with no failed gate, and the report counts how many checks the project disabled, so the number stays honest. ",[616,1110,1112],{"href":1111},"\u002Fcli\u002Frules#disabling-a-check","Full syntax",".",[787,1115,1117],{"id":1116},"monorepos","Monorepos",[605,1119,1120,1122,1123,1125,1126,1128,1129,1132,1133,1136,1137,1139],{},[608,1121,94],{},", ",[608,1124,99],{}," and ",[608,1127,119],{}," all resolve the nearest ",[608,1130,1131],{},"package.json"," above the working directory, then treat that package as the project. In a pnpm or npm workspace, running from ",[608,1134,1135],{},"apps\u002Fweb"," scans ",[608,1138,1135],{},", not the repo root.",[605,1141,1142,1144],{},[608,1143,620],{}," scans one app at a time. Running it from a bare workspace root, where there is no framework to detect, is an error rather than an empty report:",[664,1146,1148],{"className":666,"code":1147,"filename":918,"language":669,"meta":670,"style":670},"cd apps\u002Fweb && evlog map\n# or\nevlog map --cwd apps\u002Fweb\n",[608,1149,1150,1166,1171],{"__ignoreMap":670},[674,1151,1152,1155,1158,1161,1164],{"class":676,"line":677},[674,1153,1154],{"class":1066},"cd",[674,1156,1157],{"class":683}," apps\u002Fweb",[674,1159,1160],{"class":933}," &&",[674,1162,1163],{"class":680}," evlog",[674,1165,690],{"class":683},[674,1167,1168],{"class":676,"line":1056},[674,1169,1170],{"class":1052},"# or\n",[674,1172,1174,1176,1178,1181],{"class":676,"line":1173},3,[674,1175,784],{"class":680},[674,1177,927],{"class":683},[674,1179,1180],{"class":683}," --cwd",[674,1182,1183],{"class":683}," apps\u002Fweb\n",[787,1185,1187],{"id":1186},"debugging-a-run","Debugging a run",[605,1189,1190,1192],{},[608,1191,853],{}," prints what the command did: the steps it went through, the directory it resolved, and any findings, and emits the same information as an evlog wide event:",[664,1194,1196],{"className":666,"code":1195,"filename":918,"language":669,"meta":670,"style":670},"evlog map --debug\n",[608,1197,1198],{"__ignoreMap":670},[674,1199,1200,1202,1204],{"class":676,"line":677},[674,1201,784],{"class":680},[674,1203,927],{"class":683},[674,1205,1206],{"class":683}," --debug\n",[664,1208,1214],{"className":1209,"code":1211,"filename":1212,"language":1213,"meta":670},[1210],"language-text","── debug ────────────────────────────────\ncommand  map\nenv      development\ncwd      \u002FUsers\u002Fyou\u002Fapps\u002Fweb\nsteps    resolveProject → detectFramework → resolveEvlog → scan → writeMapFile → done\n──────────────────────────────────────────\nfull event → --json --debug  (stderr)\n","Output","text",[608,1215,1211],{"__ignoreMap":670},[605,1217,1218,1219,1221,1222,1225],{},"Add ",[608,1220,843],{}," to get the whole event instead of the summary. ",[608,1223,1224],{},"EVLOG_CLI_DEBUG=1"," does the same as the flag, which is useful in a CI job you cannot easily edit.",[787,1227,1229],{"id":1228},"next","Next",[1231,1232,1233,1241,1248,1253,1258],"ul",{},[1234,1235,1236,1240],"li",{},[616,1237,1238],{"href":95},[608,1239,636],{},": wire evlog into an app that does not have it yet",[1234,1242,1243,1247],{},[616,1244,1245],{"href":100},[608,1246,620],{},": what it scans and how to read the report",[1234,1249,1250,1252],{},[616,1251,104],{"href":105},": every check, what satisfies it, and how to fix it",[1234,1254,1255,1257],{},[616,1256,109],{"href":110},": how the number is calculated",[1234,1259,1260,1262],{},[616,1261,114],{"href":115},": gate a pull request on the score",[1264,1265,1266],"style",{},"html pre.shiki code .sBMFI, html code.shiki .sBMFI{--shiki-light:#E2931D;--shiki-default:#FFCB6B;--shiki-dark:#FFCB6B}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sHwdD, html code.shiki .sHwdD{--shiki-light:#90A4AE;--shiki-light-font-style:italic;--shiki-default:#546E7A;--shiki-default-font-style:italic;--shiki-dark:#676E95;--shiki-dark-font-style:italic}html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .spNyl, html code.shiki .spNyl{--shiki-light:#9C3EDA;--shiki-default:#C792EA;--shiki-dark:#C792EA}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sfNiH, html code.shiki .sfNiH{--shiki-light:#FF5370;--shiki-default:#FF9CAC;--shiki-dark:#FF9CAC}",{"title":670,"searchDepth":1056,"depth":1056,"links":1268},[1269,1270,1271,1272,1273,1274,1275,1276],{"id":789,"depth":1056,"text":790},{"id":812,"depth":1056,"text":813},{"id":899,"depth":1056,"text":900},{"id":963,"depth":1056,"text":964},{"id":1035,"depth":1056,"text":1036},{"id":1116,"depth":1056,"text":1117},{"id":1186,"depth":1056,"text":1187},{"id":1228,"depth":1056,"text":1229},"Use the evlog CLI to check logging patterns in supported source files, diagnose your setup, and control telemetry. Includes flags and exit codes.","md",[1280,1282],{"label":620,"icon":102,"to":100,"color":780,"variant":1281},"subtle",{"label":104,"icon":107,"to":105,"color":780,"variant":1281},{},{"title":41,"icon":49},{"title":600,"description":1277},"5yHInrTbrJD1keAzVUoJnDZd1SaeNkc_34FYijXiDus",[1288,1290],{"title":81,"path":82,"stem":83,"description":1289,"icon":84,"children":-1},"Scale typed error and audit catalogs from one file to a monorepo: conventions, an npm packaging recipe, and type augmentation.",{"title":94,"path":95,"stem":96,"description":1291,"icon":97,"children":-1},"Wire evlog into an existing app. Interactive setup that installs the package, registers the integration, and wires the destination you pick.",1789076899655]