Created
October 18, 2013 17:17
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Invoke a shotgun.js shell from command-line without opening prompt. Put these files in a directory, run npm install, then run `node . help` to see it work.
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| var readline = require('readline'), | |
| shotgun = require('shotgun'), | |
| shell = new shotgun.Shell(), | |
| context = {}; // Declare empty context object. | |
| // Create interface that reads from console and outputs to console. | |
| var rl = readline.createInterface(process.stdin, process.stdout); | |
| // Configure shotgun. | |
| shell | |
| // Handle the onContextSave callback and save the context to our custom variable. | |
| .onContextSave(function (updatedContext) { | |
| context = updatedContext; | |
| }) | |
| // This callback is fired every time shotgun sends data back to your application. | |
| .onData(function (data) { | |
| if (data.clearDisplay) { | |
| console.log('\u001B[2J\u001B[0;0f'); | |
| } | |
| if (data.line) { | |
| console[data.line.type](data.line.text); | |
| } | |
| if (data.exit) { | |
| rl.close(); | |
| process.exit(); | |
| } | |
| }); | |
| rl.on('line', function (cmdStr) { | |
| shell.execute(cmdStr, context); | |
| rl.prompt(); | |
| }); | |
| if (process.argv.length > 2) { | |
| // trying to invoke a command directly | |
| var cmdStr = process.argv.slice(2).join(" "); | |
| shell.execute(cmdStr, context); | |
| if (process.argv.indexOf('--prompt') !== -1) { | |
| rl.prompt(); | |
| } else { | |
| process.exit(); | |
| } | |
| } else { | |
| rl.prompt(); | |
| } |
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| { | |
| "name": "shotgun-test", | |
| "version": "0.1.0", | |
| "decription": "Trying out shotgun.", | |
| "dependencies": { | |
| "shotgun": "~5.2.24", | |
| "readline": "0.0.3" | |
| } | |
| } |
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