69 lines
1.4 KiB
TypeScript
69 lines
1.4 KiB
TypeScript
/**
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* @file Sequelize module for debug and deprecation messages.
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* It require a `context` for which messages will be printed.
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*
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* @module logging
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* @access package
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*/
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import nodeDebug from 'debug';
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import util from 'util';
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/**
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* The configuration for sequelize's logging interface.
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*
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* @access package
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*/
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export interface LoggerConfig {
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/**
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* The context which the logger should log in.
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*
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* @default 'sequelize'
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*/
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context?: string;
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}
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export class Logger {
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protected config: LoggerConfig;
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constructor({ context = 'sequelize', ...rest }: Partial<LoggerConfig> = {}) {
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this.config = {
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context,
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...rest
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};
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}
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/**
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* Logs a warning in the logger's context.
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*
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* @param message The message of the warning.
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*/
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warn(message: string): void {
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console.warn(`(${this.config.context}) Warning: ${message}`);
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}
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/**
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* Uses node's util.inspect to stringify a value.
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*
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* @param value The value which should be inspected.
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* @returns The string of the inspected value.
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*/
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inspect(value: unknown): string {
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return util.inspect(value, {
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showHidden: false,
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depth: 1
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});
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}
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/**
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* Gets a debugger for a context.
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*
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* @param name The name of the context.
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* @returns A debugger interace which can be used to debug.
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*/
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debugContext(name: string): nodeDebug.Debugger {
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return nodeDebug(`${this.config.context}:${name}`);
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}
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}
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export const logger = new Logger();
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