--- /dev/null
+/**
+ * @fileoverview Stylish reporter
+ * @author Sindre Sorhus
+ */
+"use strict";
+
+const chalk = require("chalk"),
+ stripAnsi = require("strip-ansi"),
+ table = require("text-table");
+
+//------------------------------------------------------------------------------
+// Helpers
+//------------------------------------------------------------------------------
+
+/**
+ * Given a word and a count, append an s if count is not one.
+ * @param {string} word A word in its singular form.
+ * @param {int} count A number controlling whether word should be pluralized.
+ * @returns {string} The original word with an s on the end if count is not one.
+ */
+function pluralize(word, count) {
+ return (count === 1 ? word : `${word}s`);
+}
+
+//------------------------------------------------------------------------------
+// Public Interface
+//------------------------------------------------------------------------------
+
+module.exports = function(results) {
+
+ let output = "\n",
+ errorCount = 0,
+ warningCount = 0,
+ fixableErrorCount = 0,
+ fixableWarningCount = 0,
+ summaryColor = "yellow";
+
+ results.forEach(result => {
+ const messages = result.messages;
+
+ if (messages.length === 0) {
+ return;
+ }
+
+ errorCount += result.errorCount;
+ warningCount += result.warningCount;
+ fixableErrorCount += result.fixableErrorCount;
+ fixableWarningCount += result.fixableWarningCount;
+
+ output += `${chalk.underline(result.filePath)}\n`;
+
+ output += `${table(
+ messages.map(message => {
+ let messageType;
+
+ if (message.fatal || message.severity === 2) {
+ messageType = chalk.red("error");
+ summaryColor = "red";
+ } else {
+ messageType = chalk.yellow("warning");
+ }
+
+ return [
+ "",
+ message.line || 0,
+ message.column || 0,
+ messageType,
+ message.message.replace(/([^ ])\.$/u, "$1"),
+ chalk.dim(message.ruleId || "")
+ ];
+ }),
+ {
+ align: ["", "r", "l"],
+ stringLength(str) {
+ return stripAnsi(str).length;
+ }
+ }
+ ).split("\n").map(el => el.replace(/(\d+)\s+(\d+)/u, (m, p1, p2) => chalk.dim(`${p1}:${p2}`))).join("\n")}\n\n`;
+ });
+
+ const total = errorCount + warningCount;
+
+ if (total > 0) {
+ output += chalk[summaryColor].bold([
+ "\u2716 ", total, pluralize(" problem", total),
+ " (", errorCount, pluralize(" error", errorCount), ", ",
+ warningCount, pluralize(" warning", warningCount), ")\n"
+ ].join(""));
+
+ if (fixableErrorCount > 0 || fixableWarningCount > 0) {
+ output += chalk[summaryColor].bold([
+ " ", fixableErrorCount, pluralize(" error", fixableErrorCount), " and ",
+ fixableWarningCount, pluralize(" warning", fixableWarningCount),
+ " potentially fixable with the `--fix` option.\n"
+ ].join(""));
+ }
+ }
+
+ // Resets output color, for prevent change on top level
+ return total > 0 ? chalk.reset(output) : "";
+};