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Remove extra menu separators (#11827)

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* add function to remove leading/trailing separators

* change const  name for clarity

* add spec to check filtered separators

* clean method and add edge case spec per review
This commit is contained in:
shelley vohr 2018-02-05 12:55:12 -05:00 • committed by Charles Kerr
parent e6a5990b95
commit 5240352326
2 changed files with 73 additions and 12 deletions
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15
lib/browser/api/menu.js
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@ -184,11 +184,13 @@ Menu.buildFromTemplate = function (template) {
}
const menu = new Menu()
const filtered = removeExtraSeparators(template)
const positioned = []
let idx = 0
// sort template by position
template.forEach(item => {
filtered.forEach(item => {
idx = (item.position) ? indexToInsertByPosition(positioned, item.position) : idx += 1
positioned.splice(idx, 0, item)
})
@ -262,6 +264,17 @@ function indexToInsertByPosition (items, position) {
return (query in queries) ? queries[query](idx) : idx
}
function removeExtraSeparators (items) {
// remove invisible items
let ret = items.filter(e => e.visible !== false)
// fold adjacent separators together
ret = ret.filter((e, idx, arr) => e.type !== 'separator' || idx === 0 || arr[idx - 1].type !== 'separator')
// remove edge separators
return ret.filter((e, idx, arr) => e.type !== 'separator' || (idx !== 0 && idx !== arr.length - 1))
}
function insertItemByType (item, pos) {
const types = {
normal: () => this.insertItem(pos, item.commandId, item.label),