code-complexity/dist/src/lib/churn/churns.js

Measure the churn/complexity score. Higher values mean hotspots where refactorings should happen.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const churn_1 = require("./churn");
// FIXME: add commits
class Churns {
    churnByPath;
    options;
    static from(history, options) {
        return new Churns(history, options);
    }
    constructor(history, options) {
        this.options = options;
        this.churnByPath = this.computeChurnsPerFiles(history);
    }
    get files() {
        return [...this.churnByPath.keys()];
    }
    getByPath(path) {
        const churn = this.churnByPath.get(path);
        if (!churn) {
            throw new Error("churn not found for path: " + path);
        }
        return churn;
    }
    computeChurnsPerFiles(history) {
        return history.reduce((map, path) => {
            if (map.has(path)) {
                const actualChurn = map.get(path);
                if (actualChurn) {
                    actualChurn.increment();
                }
                else {
                    throw new Error("A churn should have existed for path: " + path);
                }
            }
            else {
                const churn = new churn_1.default(path).increment();
                map.set(path, churn);
            }
            return map;
        }, new Map());
    }
}
exports.default = Churns;