100 lines
2.6 KiB
JavaScript
100 lines
2.6 KiB
JavaScript
const stripIndents = require('common-tags').stripIndents;
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exports.run = async (bot, msg, args) => {
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let parsed = bot.utils.parseArgs(args, ['l:', 'i', 'q']);
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let lang = parsed.options.l || '';
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let code = parsed.leftover.join(' ');
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let output;
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try {
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output = await eval(code);
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} catch (err) {
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let message = err;
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if (err && err.response && err.response.body && err.response.body.message) {
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message = err.response.body.message;
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}
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return errorHandler(msg, bot, code, `${message}`);
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}
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msg.delete();
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if (parsed.options.q) {
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return;
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}
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if (typeof output !== 'string') {
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output = require('util').inspect(output);
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}
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if (!lang) {
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lang = 'javascript';
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}
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output = clean(output).replace(new RegExp(bot.utils.quoteRegex(bot.token), 'g'), 'BOT_TOKEN');
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const displayedOutput = output.length < 1500
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? `\n\`\`\`${lang}\n${output}\n\`\`\``
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: `\n${await tryUpload(bot, output)}\n`;
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msg.channel.send({
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embed: bot.utils.embed('', stripIndents`
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**Input:**\n\`\`\`js\n${code}\n\`\`\`
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**Output:**${displayedOutput}
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`)
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});
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if (output.length > 1500 && parsed.options.i) {
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bot.utils.sendLarge(msg.channel, output, {
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prefix: '```' + lang + '\n',
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suffix: '```',
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cutOn: ',',
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cutAfter: true
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});
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}
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};
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const tryUpload = async (bot, content) => {
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const { url } = await bot.utils.textUpload(content);
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if (!url) {
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throw 'Failed to upload!';
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}
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return url;
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};
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const errorHandler = (msg, bot, code, err) => {
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msg.delete();
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msg.channel.send({
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embed: bot.utils.embed('', `**Input:**\n\`\`\`js\n${code}\n\`\`\`\n:x: **Error!**\n\`\`\`xl\n${clean(err)}\n\`\`\``, [], {
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color: '#ff0000'
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})
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}).then(m => m.delete(15000));
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};
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// Prevent @mentions, #channels or code blocks inside code blocks.
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const clean = text => text.replace(/([`@#])/g, '$1\u200b');
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exports.info = {
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name: 'eval',
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usage: 'eval <code>',
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description: 'Evaluates arbitrary JavaScript',
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options: [
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{
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name: '-l',
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usage: '-l <lang>',
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description: 'Sets the output code-block syntax language'
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},
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{
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name: '-i',
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usage: '-i',
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description: 'Inline extra-long output in addition to uploading to hastebin'
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},
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{
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name: '-q',
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usage: '-q',
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description: 'Does not print any output'
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}
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]
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};
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