0.4.22 • Published 7 years ago
cycle-shell v0.4.22
cycle shell
A programmable web based shell-like interface
Installation
npm install cycle-shellUsage
import cycle from 'cycle-shell'
cycle(main, {
welcome: 'Welcome to my shell.'
})
function main (input) {
return input
}API
cycle(update, opts)
Initialize a cycle shell instance. By default, the cycle shell will be placed in the <body> of the document.
Returns Process count listener
var counter = require('cycle-shell')(main)
counter(function (num) {
console.log(num)
})update
- type:
function - An update function that gets run when the input box is submitted
opts
- type:
object
welcome
- type:
string - A message to be displayed when the shell is first run
title
- type:
string - The title of the game/application to be displayed next to the input box
view
- type:
function - The return value from the
mainfunction gets run through the view function to produce a valid output.
The default view function is set up to handle objects, arrays, strings, numbers, and vdux components.
const defaultView = (output) => {
if (typeof (output) !== 'object' || output.props) {
return output
} else if (isArray(output)) {
output.join('\n')
} else {
return reduce((arr, item, key) => {
arr.push(`${key}: ${item}`)
return arr
}, [], output).join('\n')
}
}initialState
- type:
object - set an initial state for the application
middleware
- type:
function || generator - Connect custom middleware to cycle shell
out(msg)
Exposed out action for adding messages to the output log.
msg
- type:
string - A message to be placed in the output log.
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