61 lines
1.1 KiB
JavaScript
Executable file
61 lines
1.1 KiB
JavaScript
Executable file
'use strict';
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/* eslint-disable
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no-param-reassign,
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space-before-function-paren
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*/
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const MethodFactory = require('./MethodFactory');
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const defaults = {
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name (options) {
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return options.logger.name;
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},
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time () {
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return new Date().toTimeString().split(' ')[0];
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},
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level (options) {
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return `[${options.level}]`;
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},
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template: '{{time}} {{level}} '
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};
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class PrefixFactory extends MethodFactory {
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constructor(logger, options) {
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super(logger);
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this.options = Object.assign({}, defaults, options);
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}
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interpolate(level) {
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return this.options.template.replace(/{{([^{}]*)}}/g, (stache, prop) => {
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const fn = this.options[prop];
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if (fn) {
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return fn({ level, logger: this.logger });
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}
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return stache;
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});
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}
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make(method) {
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const og = super.make(method);
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return (...args) => {
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const [first] = args;
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const output = this.interpolate(method);
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if (typeof first === 'string') {
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args[0] = output + first;
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} else {
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args.unshift(output);
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}
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og(...args);
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};
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}
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}
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module.exports = PrefixFactory;
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