Dependency Injection

dependency_injection_examples.js

// Examples of Dependency Injection

// Example 1
class LoggerConstructorInjection {
	constructor(config) {
		this.config = config;
	}

	getConfig() {
		return this.config;
	}
}

// Example 2
class LoggerSetterInjection {
	constructor() {}

	setConfig(config) {
		this.config = config;
	}

	getConfig() {
		return this.config;
	}
}

// Example 3
class LoggerFieldInjection {
	static config;

	getConfig() {
		return this.config;
	}

	setConfig(config) {
		this.config = config;
	}
}