'use strict';
var childProcess = require('child_process');
/** @type {{ [kind: string]: string[] }} */
var KIND_LANGS = {
    js: ['js', 'javascript'],
    sh: ['sh'],
};
/** @param {readonly string[]} evalLangs */
function normalizeKinds(evalLangs) {
    /** @type {string[]} */
    var kinds = [];
    evalLangs.forEach(function (lang) {
        var kind = (lang === 'javascript') ? 'js' : lang;
        if (kind && kinds.indexOf(kind) === -1) {
            kinds.push(kind);
        }
    });
    return kinds;
}
/** @param {string | undefined} content */
function parsePromptBlock(content) {
    var lines = String(content || '').split(/\r\n?|\n/);
    /** @type {{ command: string, output: string[] }[]} */
    var commands = [];
    /** @type {false | { command: string, output: string[] }} */
    var current = false;
    lines.forEach(function (line) {
        var match = line.match(/^[$%>]\s+(.*)$/);
        if (match) {
            current = { command: match[1], output: [] };
            commands.push(current);
        }
        else if (current) {
            current.output.push(line);
        }
    });
    return commands.map(function (item) { return ({ command: item.command, expected: item.output.join('\n') }); });
}
/** @param {string} command */
function runPromptCommand(command) {
    var mergeStderrIntoStdout = "( ".concat(command, " ) 2>&1");
    return new Promise(function (resolve) {
        childProcess.exec(mergeStderrIntoStdout, function (error, stdout) {
            resolve({
                code: (error) ? ((typeof error.code === 'number') ? error.code : 1) : 0,
                output: String((stdout === null || stdout === undefined) ? '' : stdout),
            });
        });
    });
}
/**
 * @param {{ command: string, expected: string }} item
 * @param {{ code: number, output: string }} result
 */
function checkPromptCommand(item, result) {
    var actual = String(result.output).replace(/\r\n/g, '\n').replace(/\n+$/, '');
    var expected = String(item.expected).replace(/\r\n/g, '\n').replace(/\n+$/, '');
    if (result.code !== 0) {
        return new Error("command `".concat(item.command, "` exited with code ").concat(result.code).concat(actual ? "\n".concat(actual) : ''));
    }
    if (actual !== expected) {
        return new Error([
            "command `".concat(item.command, "` output did not match:"),
            '--- expected ---',
            expected,
            '--- actual ---',
            actual,
        ].join('\n'));
    }
    return false;
}
module.exports = {
    KIND_LANGS: KIND_LANGS,
    normalizeKinds: normalizeKinds,
    parsePromptBlock: parsePromptBlock,
    runPromptCommand: runPromptCommand,
    checkPromptCommand: checkPromptCommand,
};