@plugjs/cov8/dist/coverage.cjs

V8 Coverage Plugin for the PlugJS Build System ==============================================

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// coverage.ts
var coverage_exports = {};
__export(coverage_exports, {
  Coverage: () => Coverage
});
module.exports = __toCommonJS(coverage_exports);
var import_node_path = require("node:path");
var import_cov8_html = require("@plugjs/cov8-html");
var import_asserts = require("@plugjs/plug/asserts");
var import_files = require("@plugjs/plug/files");
var import_logging = require("@plugjs/plug/logging");
var import_paths = require("@plugjs/plug/paths");
var import_utils = require("@plugjs/plug/utils");
var import_analysis = require("./analysis.cjs");
var import_report = require("./report.cjs");
var Coverage = class {
  constructor(_coverageDir, _options = {}) {
    this._coverageDir = _coverageDir;
    this._options = _options;
  }
  async pipe(files, context) {
    const coverageDir = context.resolve(this._coverageDir);
    const coverageFiles = [];
    for await (const file of (0, import_utils.walk)(coverageDir, ["coverage-*.json"])) {
      coverageFiles.push((0, import_paths.resolveAbsolutePath)(coverageDir, file));
    }
    (0, import_asserts.assert)(coverageFiles.length > 0, `No coverage files found in ${(0, import_logging.$p)(coverageDir)}`);
    const sourceFiles = [...files.absolutePaths()];
    const ms1 = Date.now();
    const analyser = await (0, import_analysis.createAnalyser)(
      sourceFiles,
      coverageFiles,
      this._options.sourceMapBias || "least_upper_bound",
      context.log
    );
    context.log.info("Parsed", coverageFiles.length, "coverage files", (0, import_logging.$ms)(Date.now() - ms1));
    const ms2 = Date.now();
    const report = await (0, import_report.coverageReport)(analyser, sourceFiles, context.log);
    context.log.info("Analysed", sourceFiles.length, "source files", (0, import_logging.$ms)(Date.now() - ms2));
    analyser.destroy();
    const {
      minimumCoverage = 50,
      minimumFileCoverage = minimumCoverage,
      optimalCoverage = Math.round((100 + minimumCoverage) / 2),
      optimalFileCoverage = Math.round((100 + minimumFileCoverage) / 2)
    } = this._options;
    let max = 0;
    for (const file in report) {
      if (file.length > max) max = file.length;
    }
    let maxLength = 0;
    for (const file in report.results) {
      if (file.length > maxLength) maxLength = file.length;
    }
    let fileErrors = 0;
    let fileWarnings = 0;
    const _report = context.log.report("Coverage report");
    for (const [_file, result] of Object.entries(report.results)) {
      const { coverage } = result.nodeCoverage;
      const file = _file;
      if (coverage == null) {
        _report.annotate(import_logging.NOTICE, file, "n/a");
      } else if (coverage < minimumFileCoverage) {
        _report.annotate(import_logging.ERROR, file, `${coverage} %`);
        fileErrors++;
      } else if (coverage < optimalFileCoverage) {
        _report.annotate(import_logging.WARN, file, `${coverage} %`);
        fileWarnings++;
      } else {
        _report.annotate(import_logging.NOTICE, file, `${coverage} %`);
      }
    }
    if (report.nodes.coverage == null) {
      const message = "No coverage data collected";
      _report.add({ level: import_logging.WARN, message });
    } else if (report.nodes.coverage < minimumCoverage) {
      const message = `${(0, import_logging.$red)(`${report.nodes.coverage}%`)} does not meet minimum coverage ${(0, import_logging.$gry)(`(${minimumCoverage}%)`)}`;
      _report.add({ level: import_logging.ERROR, message });
    } else if (report.nodes.coverage < optimalCoverage) {
      const message = `${(0, import_logging.$ylw)(`${report.nodes.coverage}%`)} does not meet optimal coverage ${(0, import_logging.$gry)(`(${optimalCoverage}%)`)}`;
      _report.add({ level: import_logging.WARN, message });
    }
    if (fileErrors) {
      const f = (0, import_logging.$plur)(fileErrors, "file does", "files do");
      const message = `${f} not meet minimum file coverage ${(0, import_logging.$gry)(`(${minimumFileCoverage}%)`)}`;
      _report.add({ level: import_logging.ERROR, message });
    }
    if (fileWarnings) {
      const f = (0, import_logging.$plur)(fileWarnings, "file does", "files do");
      const message = `${f} not meet optimal file coverage ${(0, import_logging.$gry)(`(${optimalFileCoverage}%)`)}`;
      _report.add({ level: import_logging.WARN, message });
    }
    if (this._options.reportDir == null) return _report.done(false);
    const reportDir = context.resolve(this._options.reportDir);
    const builder = import_files.Files.builder(reportDir);
    const date = (/* @__PURE__ */ new Date()).toISOString();
    const thresholds = {
      minimumCoverage,
      minimumFileCoverage,
      optimalCoverage,
      optimalFileCoverage
    };
    await builder.write("report.json", JSON.stringify({ ...report, thresholds, date }));
    await builder.write("index.html", import_cov8_html.html);
    const results = {};
    for (const [rel, abs] of files.pathMappings()) {
      results[rel] = report.results[abs];
    }
    const tree = {};
    for (const relative of Object.keys(results)) {
      const directories = relative.split(import_node_path.sep);
      const file = directories.pop();
      let node = tree;
      for (const dir of directories) {
        node = node[dir] = node[dir] || {};
      }
      node[file] = relative;
    }
    const jsonp = JSON.stringify({ ...report, results, thresholds, tree, date });
    await builder.write("report.js", `${import_cov8_html.initFunction}(${jsonp});`);
    _report.done(false);
    return builder.build();
  }
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  Coverage
});
//# sourceMappingURL=coverage.cjs.map