stryker/src/mutants/MutatorFacade.js

The extendable JavaScript mutation testing framework

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var plugin_1 = require("stryker-api/plugin");
var di_1 = require("../di");
var MutatorFacade = /** @class */ (function () {
    function MutatorFacade(options, pluginCreator, log) {
        this.options = options;
        this.pluginCreator = pluginCreator;
        this.log = log;
    }
    MutatorFacade.prototype.mutate = function (inputFiles) {
        var allMutants = this.pluginCreator.create(this.getMutatorName(this.options.mutator))
            .mutate(inputFiles);
        var includedMutants = this.removeExcludedMutants(allMutants);
        this.logMutantCount(includedMutants.length, allMutants.length);
        return includedMutants;
    };
    MutatorFacade.prototype.removeExcludedMutants = function (mutants) {
        if (typeof this.options.mutator === 'string') {
            return mutants;
        }
        else {
            var mutatorDescriptor_1 = this.options.mutator;
            return mutants.filter(function (mutant) { return mutatorDescriptor_1.excludedMutations.indexOf(mutant.mutatorName) === -1; });
        }
    };
    MutatorFacade.prototype.getMutatorName = function (mutator) {
        if (typeof mutator === 'string') {
            return mutator;
        }
        else {
            return mutator.name;
        }
    };
    MutatorFacade.prototype.logMutantCount = function (includedMutantCount, totalMutantCount) {
        var mutantCountMessage;
        if (includedMutantCount) {
            mutantCountMessage = includedMutantCount + " Mutant(s) generated";
        }
        else {
            mutantCountMessage = "It's a mutant-free world, nothing to test.";
        }
        var numberExcluded = totalMutantCount - includedMutantCount;
        if (numberExcluded) {
            mutantCountMessage += " (" + numberExcluded + " Mutant(s) excluded)";
        }
        this.log.info(mutantCountMessage);
    };
    MutatorFacade.inject = plugin_1.tokens(plugin_1.commonTokens.options, di_1.coreTokens.pluginCreatorMutator, plugin_1.commonTokens.logger);
    return MutatorFacade;
}());
exports.MutatorFacade = MutatorFacade;
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