odin-javascript-exercises/node_modules/eslint/lib/formatters/stylish.js
2017-12-15 12:56:14 -06:00

100 lines
3.2 KiB
JavaScript

/**
* @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 += `${table(
messages.map(message => {
let messageType;
if (message.fatal || message.severity === 2) {
messageType = chalk.red("error");
summaryColor = "red";
} else {
messageType = chalk.yellow("warning");
}
return [
"",
message.line || 0,
message.column || 0,
messageType,
message.message.replace(/([^ ])\.$/, "$1"),
chalk.dim(message.ruleId || "")
];
}),
{
align: ["", "r", "l"],
stringLength(str) {
return stripAnsi(str).length;
}
}
).split("\n").map(el => el.replace(/(\d+)\s+(\d+)/, (m, p1, p2) => chalk.dim(`${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), ", ",
fixableWarningCount, pluralize(" warning", fixableWarningCount),
" potentially fixable with the `--fix` option.\n"
].join(""));
}
}
return total > 0 ? output : "";
};