node-gamedig/lib/Logger.js

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import { debugDump } from './HexUtil.js'
import { Buffer} from 'node:buffer'
export default class Logger {
constructor () {
this.debugEnabled = false
this.prefix = ''
}
debug (...args) {
if (!this.debugEnabled) return
this._print(...args)
}
_print (...args) {
try {
const strings = this._convertArgsToStrings(...args)
if (strings.length) {
if (this.prefix) {
strings.unshift(this.prefix)
}
console.log(...strings)
}
} catch (e) {
console.log('Error while logging: ' + e)
}
}
_convertArgsToStrings (...args) {
const out = []
for (const arg of args) {
if (arg instanceof Error) {
out.push(arg.stack)
} else if (arg instanceof Buffer) {
out.push(debugDump(arg))
} else if (typeof arg === 'function') {
const result = arg.call(undefined, (...args) => this._print(...args))
if (result !== undefined) out.push(...this._convertArgsToStrings(result))
} else {
out.push(arg)
}
}
return out
}
}