dependency-cruiser/src/analyze/derive/metrics/get-module-metrics.mjs

Validate and visualize dependencies. With your rules. JavaScript, TypeScript, CoffeeScript. ES6, CommonJS, AMD.

import { calculateInstability, metricsAreCalculable } from "../module-utl.mjs";

export function addInstabilityMetric(pModule) {
	return {
		...pModule,
		...(metricsAreCalculable(pModule)
			? {
					instability: calculateInstability(
						pModule.dependencies.length,
						pModule.dependents.length,
					),
				}
			: {}),
	};
}

function addInstabilityToDependency(pIndexedModules) {
	return (pDependency) => ({
		...pDependency,
		instability:
			(pIndexedModules.findVertexByName(pDependency.resolved) || {})
				.instability || 0,
	});
}

export function deNormalizeInstabilityMetricsToDependencies(
	pModule,
	pIndexedModules,
) {
	return {
		...pModule,
		dependencies: pModule.dependencies.map(
			addInstabilityToDependency(pIndexedModules),
		),
	};
}