sgauthier
6e64e138e2
All checks were successful
Publish To Prod / deploy_and_publish (push) Successful in 35s
67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
'use strict'
|
|
|
|
var has = require('hast-util-has-property')
|
|
var convert = require('hast-util-is-element/convert')
|
|
var toText = require('hast-util-to-text')
|
|
var wrapText = require('./wrap-text')
|
|
|
|
module.exports = findSelectedOptions
|
|
|
|
var option = convert('option')
|
|
|
|
function findSelectedOptions(h, node, properties) {
|
|
var props = properties || node.properties
|
|
var options = findOptions(node)
|
|
var size = Math.min(parseInt(props.size, 10), 0) || (props.multiple ? 4 : 1)
|
|
var index = -1
|
|
var selectedOptions = []
|
|
var values = []
|
|
var option
|
|
var list
|
|
var content
|
|
var label
|
|
var value
|
|
|
|
while (++index < options.length) {
|
|
if (has(options[index], 'selected')) {
|
|
selectedOptions.push(options[index])
|
|
}
|
|
}
|
|
|
|
list = selectedOptions.length ? selectedOptions : options
|
|
options = list.slice(0, size)
|
|
index = -1
|
|
|
|
while (++index < options.length) {
|
|
option = options[index]
|
|
content = wrapText(h, toText(option))
|
|
label = content || option.properties.label
|
|
value = option.properties.value || content
|
|
|
|
values.push([value, label === value ? null : label])
|
|
}
|
|
|
|
return values
|
|
}
|
|
|
|
function findOptions(node) {
|
|
var children = node.children
|
|
var index = -1
|
|
var results = []
|
|
var child
|
|
|
|
while (++index < children.length) {
|
|
child = children[index]
|
|
|
|
if (option(child)) {
|
|
if (!has(child, 'disabled')) {
|
|
results.push(child)
|
|
}
|
|
} else if (child.children) {
|
|
results = results.concat(findOptions(child))
|
|
}
|
|
}
|
|
|
|
return results
|
|
}
|