quartz-research-note/quartz/trace.ts

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import chalk from "chalk"
import process from "process"
import { isMainThread } from "workerpool"
const rootFile = /.*at file:/
export function trace(msg: string, err: Error) {
const stack = err.stack
const lines: string[] = []
lines.push("")
lines.push(
"\n" +
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chalk.bgRed.black.bold(" ERROR ") +
"\n" +
chalk.red(` ${msg}`) +
(err.message.length > 0 ? `: ${err.message}` : ""),
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)
if (!stack) {
return
}
let reachedEndOfLegibleTrace = false
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for (const line of stack.split("\n").slice(1)) {
if (reachedEndOfLegibleTrace) {
break
}
if (!line.includes("node_modules")) {
lines.push(` ${line}`)
if (rootFile.test(line)) {
reachedEndOfLegibleTrace = true
}
}
}
const traceMsg = lines.join("\n")
if (!isMainThread) {
// gather lines and throw
throw new Error(traceMsg)
} else {
// print and exit
console.error(traceMsg)
process.exit(1)
}
}