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Code Issues Releases Wiki Activity

Remove legacy COMPAT code from cloneFragment (#1836)

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This commit is contained in:
Tobias Andersen
2018-05-11 17:54:19 +02:00
committed by Ian Storm Taylor
parent c1bad2b84c
commit ffb19cac1a
1 changed files with 1 additions and 31 deletions
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32
packages/slate-react/src/utils/clone-fragment.js
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@@ -1,6 +1,4 @@
import Base64 from 'slate-base64-serializer'
import { IS_CHROME, IS_SAFARI, IS_OPERA } from 'slate-dev-environment'
import TRANSFER_TYPES from '../constants/transfer-types'
import getWindow from 'get-window'
import findDOMNode from './find-dom-node'
@@ -20,7 +18,7 @@ const { FRAGMENT, HTML, TEXT } = TRANSFER_TYPES
function cloneFragment(event, value, fragment = value.fragment) {
const window = getWindow(event.target)
const native = window.getSelection()
const { startKey, endKey, startText } = value
const { startKey, endKey } = value
const startVoid = value.document.getClosestVoid(startKey)
const endVoid = value.document.getClosestVoid(endKey)
@@ -59,24 +57,6 @@ function cloneFragment(event, value, fragment = value.fragment) {
attach = contents.childNodes[0].childNodes[1].firstChild
}
// COMPAT: in Safari and Chrome when selecting a single marked word, marks are
// not preserved when copying. If the attatched is not void, and the start key
// and endKey is the same, check if there is marks involved. If so, set the
// range start just before the start text node.
if ((IS_CHROME || IS_SAFARI || IS_OPERA) && !endVoid && startKey === endKey) {
const hasMarks =
startText.characters
.slice(value.selection.anchorOffset, value.selection.focusOffset)
.filter(char => char.marks.size !== 0).size !== 0
if (hasMarks) {
const r = range.cloneRange()
const node = findDOMNode(startText, window)
r.setStartBefore(node)
contents = r.cloneContents()
attach = contents.childNodes[contents.childNodes.length - 1].firstChild
}
}
// Remove any zero-width space spans from the cloned DOM so that they don't
// show up elsewhere when pasted.
;[].slice.call(contents.querySelectorAll(ZERO_WIDTH_SELECTOR)).forEach(zw => {
@@ -84,16 +64,6 @@ function cloneFragment(event, value, fragment = value.fragment) {
zw.textContent = isNewline ? '\n' : ''
})
// COMPAT: In Chrome and Safari, if the last element in the selection to
// copy has `contenteditable="false"` the copy will fail, and nothing will
// be put in the clipboard. So we remove them all. (2017/05/04)
if (IS_CHROME || IS_SAFARI || IS_OPERA) {
const els = [].slice.call(
contents.querySelectorAll('[contenteditable="false"]')
)
els.forEach(el => el.removeAttribute('contenteditable'))
}
// Set a `data-slate-fragment` attribute on a non-empty node, so it shows up
// in the HTML, and can be used for intra-Slate pasting. If it's a text
// node, wrap it in a `<span>` so we have something to set an attribute on.