53 lines
1.5 KiB
JavaScript
53 lines
1.5 KiB
JavaScript
var Web3 = require('web3');
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var Console = function(options) {
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this.plugins = options.plugins;
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this.version = options.version;
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};
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Console.prototype.runCode = function(code) {
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eval(code); // jshint ignore:line
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};
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Console.prototype.executeCmd = function(cmd, callback) {
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var plugin, pluginOutput;
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var plugins = this.plugins.getPluginsFor('console');
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for (var i = 0; i < plugins.length; i++) {
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plugin = plugins[i];
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pluginOutput = plugin.runCommands(cmd, {});
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if (pluginOutput !== false && pluginOutput !== 'false') return callback(pluginOutput);
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}
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if (cmd === 'help') {
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var helpText = [
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'Welcome to Embark ' + this.version,
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'',
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'possible commands are:',
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// TODO: only if the blockchain is actually active!
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// will need to pass te current embark state here
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'web3 - instantiated web3.js object configured to the current environment',
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'quit - to immediatly exit',
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'',
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'The web3 object and the interfaces for the deployed contrats and their methods are also available'
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];
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return callback(helpText.join('\n'));
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} else if (cmd === 'quit') {
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exit();
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}
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try {
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var result = eval(cmd); // jshint ignore:line
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return callback(result);
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}
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catch(e) {
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if (e.message.indexOf('not defined') > 0) {
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return callback(("error: " + e.message).red + ("\nType " + "help".bold + " to see the list of available commands").cyan);
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} else {
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return callback(e.message);
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}
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}
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};
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module.exports = Console;
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