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Directory : /usr/lib/node_modules/npm/node_modules/gauge/lib/
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| Current File : //usr/lib/node_modules/npm/node_modules/gauge/lib/progress-bar.js |
'use strict'
var validate = require('aproba')
var renderTemplate = require('./render-template.js')
var wideTruncate = require('./wide-truncate')
var stringWidth = require('string-width')
module.exports = function (theme, width, completed) {
validate('ONN', [theme, width, completed])
if (completed < 0) {
completed = 0
}
if (completed > 1) {
completed = 1
}
if (width <= 0) {
return ''
}
var sofar = Math.round(width * completed)
var rest = width - sofar
var template = [
{ type: 'complete', value: repeat(theme.complete, sofar), length: sofar },
{ type: 'remaining', value: repeat(theme.remaining, rest), length: rest },
]
return renderTemplate(width, template, theme)
}
// lodash's way of repeating
function repeat (string, width) {
var result = ''
var n = width
do {
if (n % 2) {
result += string
}
n = Math.floor(n / 2)
/* eslint no-self-assign: 0 */
string += string
} while (n && stringWidth(result) < width)
return wideTruncate(result, width)
}
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