'use strict';Object.defineProperty(exports,Symbol.toStringTag,{value:'Module'});const index=require('../../_virtual/index2.cjs'),require$$2=require('foxts/noop'),require$$0=require('node:path'),require$$1=require('node:process'),require$$0$1=require('picocolors');var hasRequiredTrace;

function requireTrace () {
	if (hasRequiredTrace) return index.__exports;
	hasRequiredTrace = 1;
	(function (exports) {
		Object.defineProperty(exports, "__esModule", {
		    value: true
		});
		function _export(target, all) {
		    for(var name in all)Object.defineProperty(target, name, {
		        enumerable: true,
		        get: all[name]
		    });
		}
		_export(exports, {
		    createSpan: function() {
		        return createSpan;
		    },
		    dummySpan: function() {
		        return dummySpan;
		    },
		    printTraceResult: function() {
		        return printTraceResult;
		    },
		    task: function() {
		        return task;
		    },
		    whyIsNodeRunning: function() {
		        return whyIsNodeRunning;
		    }
		});
		const _noop = require$$2;
		const _nodepath = require$$0;
		const _nodeprocess = /*#__PURE__*/ _interop_require_default(require$$1);
		const _picocolors = /*#__PURE__*/ _interop_require_default(require$$0$1);
		function _interop_require_default(obj) {
		    return obj && obj.__esModule ? obj : {
		        default: obj
		    };
		}
		const SPAN_STATUS_START = 0;
		const SPAN_STATUS_END = 1;
		const spanTag = Symbol('span');
		const rootTraceResult = {
		    name: 'root',
		    start: 0,
		    end: 0,
		    children: []
		};
		function createSpan(name, parentTraceResult) {
		    const start = performance.now();
		    let curTraceResult;
		    if (parentTraceResult == null) {
		        curTraceResult = rootTraceResult;
		    } else {
		        curTraceResult = {
		            name,
		            start,
		            end: 0,
		            children: []
		        };
		        parentTraceResult.children.push(curTraceResult);
		    }
		    let status = SPAN_STATUS_START;
		    const stop = (time)=>{
		        if (status === SPAN_STATUS_END) {
		            throw new Error(`span already stopped: ${name}`);
		        }
		        const end = time ?? performance.now();
		        curTraceResult.end = end;
		        status = SPAN_STATUS_END;
		    };
		    const traceChild = (name)=>createSpan(name, curTraceResult);
		    const span = {
		        [spanTag]: true,
		        stop,
		        traceChild,
		        traceSyncFn (fn) {
		            const res = fn(span);
		            span.stop();
		            return res;
		        },
		        async traceAsyncFn (fn) {
		            const res = await fn(span);
		            span.stop();
		            return res;
		        },
		        traceResult: curTraceResult,
		        async tracePromise (promise) {
		            const res = await promise;
		            span.stop();
		            return res;
		        },
		        traceChildSync: (name, fn)=>traceChild(name).traceSyncFn(fn),
		        traceChildAsync: (name, fn)=>traceChild(name).traceAsyncFn(fn),
		        traceChildPromise: (name, promise)=>traceChild(name).tracePromise(promise)
		    };
		    // eslint-disable-next-line sukka/no-redundant-variable -- self reference
		    return span;
		}
		const dummySpan = createSpan('');
		function task(importMetaMain, importMetaPath) {
		    return (fn, customName)=>{
		        const taskName = customName ?? (0, _nodepath.basename)(importMetaPath, (0, _nodepath.extname)(importMetaPath));
		        let cleanup = _noop.noop;
		        const onCleanup = (cb)=>{
		            cleanup = cb;
		        };
		        const dummySpan = createSpan(taskName);
		        if (importMetaMain) {
		            _nodeprocess.default.on('uncaughtException', (error)=>{
		                console.error('Uncaught exception:', error);
		                _nodeprocess.default.exit(1);
		            });
		            _nodeprocess.default.on('unhandledRejection', (reason)=>{
		                console.error('Unhandled rejection:', reason);
		                _nodeprocess.default.exit(1);
		            });
		            dummySpan.traceChildAsync('dummy', (childSpan)=>fn(childSpan, onCleanup)).finally(()=>{
		                dummySpan.stop();
		                printTraceResult(dummySpan.traceResult);
		                _nodeprocess.default.nextTick(whyIsNodeRunning);
		            });
		        }
		        return async (span)=>{
		            if (span) {
		                return span.traceChildAsync(taskName, (childSpan)=>fn(childSpan, onCleanup).finally(()=>cleanup()));
		            }
		            return fn(dummySpan, onCleanup).finally(()=>cleanup());
		        };
		    };
		}
		async function whyIsNodeRunning() {
		    const mod = await import('why-is-node-running');
		    return mod.default();
		}
		function printTraceResult(traceResult = rootTraceResult) {
		    printStats(traceResult.children);
		    printTree(traceResult, (node)=>{
		        if (node.end - node.start < 0) {
		            return node.name;
		        }
		        return `${node.name} ${_picocolors.default.bold(`${(node.end - node.start).toFixed(3)}ms`)}`;
		    });
		}
		function printTree(initialTree, printNode) {
		    function printBranch(tree, branch, isGraphHead, isChildOfLastBranch) {
		        const children = tree.children;
		        let branchHead = '';
		        if (!isGraphHead) {
		            branchHead = children.length > 0 ? '┬ ' : '─ ';
		        }
		        const toPrint = printNode(tree, `${branch}${branchHead}`);
		        if (typeof toPrint === 'string') {
		            console.log(`${branch}${branchHead}${toPrint}`);
		        }
		        let baseBranch = branch;
		        if (!isGraphHead) {
		            baseBranch = branch.slice(0, -2) + (isChildOfLastBranch ? '  ' : '│ ');
		        }
		        const nextBranch = `${baseBranch}├─`;
		        const lastBranch = `${baseBranch}└─`;
		        children.forEach((child, index)=>{
		            const last = children.length - 1 === index;
		            printBranch(child, last ? lastBranch : nextBranch, false, last);
		        });
		    }
		    printBranch(initialTree, '', true, false);
		}
		function printStats(stats) {
		    const longestTaskName = Math.max(...stats.map((i)=>i.name.length));
		    const realStart = Math.min(...stats.map((i)=>i.start));
		    const realEnd = Math.max(...stats.map((i)=>i.end));
		    const statsStep = (realEnd - realStart) / 120 | 0;
		    stats.sort((a, b)=>a.start - b.start).forEach((stat)=>{
		        console.log(`[${stat.name}]${' '.repeat(longestTaskName - stat.name.length)}`, ' '.repeat((stat.start - realStart) / statsStep | 0), '='.repeat(Math.max((stat.end - stat.start) / statsStep | 0, 1)));
		    });
		} 
	} (index.__exports));
	return index.__exports;
}exports.__require=requireTrace;