@stryker-mutator/core/dist/src/checker/checker-worker.js

The extendable JavaScript mutation testing framework

import { PluginKind, tokens, commonTokens } from '@stryker-mutator/api/plugin';
import { StrykerError } from '@stryker-mutator/util';
import { coreTokens } from '../di/index.js';
export class CheckerWorker {
    innerCheckers;
    static inject = tokens(commonTokens.options, coreTokens.pluginCreator);
    constructor(options, pluginCreator) {
        this.innerCheckers = new Map(options.checkers.map((name) => [
            name,
            pluginCreator.create(PluginKind.Checker, name),
        ]));
    }
    async init() {
        for (const [name, checker] of this.innerCheckers.entries()) {
            try {
                await checker.init();
            }
            catch (error) {
                throw new StrykerError(`An error occurred during initialization of the "${name}" checker`, error);
            }
        }
    }
    async check(checkerName, mutants) {
        return this.perform(checkerName, (checker) => checker.check(mutants));
    }
    async group(checkerName, mutants) {
        return this.perform(checkerName, (checker) => checker.group?.(mutants) ??
            // Group one by one by default
            mutants.map(({ id }) => [id]));
    }
    perform(checkerName, act) {
        const checker = this.innerCheckers.get(checkerName);
        if (checker) {
            return act(checker);
        }
        else {
            throw new Error(`Checker ${checkerName} does not exist!`);
        }
    }
}
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