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Diffstat (limited to 'src/client/util/prosemirrorPatches.js')
| -rw-r--r-- | src/client/util/prosemirrorPatches.js | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/src/client/util/prosemirrorPatches.js b/src/client/util/prosemirrorPatches.js deleted file mode 100644 index 269423482..000000000 --- a/src/client/util/prosemirrorPatches.js +++ /dev/null @@ -1,139 +0,0 @@ -'use strict'; - -Object.defineProperty(exports, '__esModule', { value: true }); - -var prosemirrorInputRules = require('prosemirror-inputrules'); -var prosemirrorTransform = require('prosemirror-transform'); -var prosemirrorModel = require('prosemirror-model'); - -exports.liftListItem = liftListItem; -exports.sinkListItem = sinkListItem; -exports.wrappingInputRule = wrappingInputRule; -// :: (NodeType) → (state: EditorState, dispatch: ?(tr: Transaction)) → bool -// Create a command to lift the list item around the selection up into -// a wrapping list. -function liftListItem(itemType) { - return function (tx, dispatch) { - var ref = tx.selection; - var $from = ref.$from; - var $to = ref.$to; - var range = $from.blockRange($to, function (node) { return node.childCount && node.firstChild.type == itemType; }); - if (!range) { return false } - if (!dispatch) { return true } - if ($from.node(range.depth - 1).type == itemType) // Inside a parent list - { return liftToOuterList(tx, dispatch, itemType, range) } - else // Outer list node - { return liftOutOfList(tx, dispatch, range) } - } -} - -function liftToOuterList(tr, dispatch, itemType, range) { - var end = range.end, endOfList = range.$to.end(range.depth); - if (end < endOfList) { - // There are siblings after the lifted items, which must become - // children of the last item - tr.step(new prosemirrorTransform.ReplaceAroundStep(end - 1, endOfList, end, endOfList, - new prosemirrorModel.Slice(prosemirrorModel.Fragment.from(itemType.create(null, range.parent.copy())), 1, 0), 1, true)); - range = new prosemirrorModel.NodeRange(tr.doc.resolve(range.$from.pos), tr.doc.resolve(endOfList), range.depth); - } - dispatch(tr.lift(range, prosemirrorTransform.liftTarget(range)).scrollIntoView()); - return true -} - -function liftOutOfList(tr, dispatch, range) { - var list = range.parent; - // Merge the list items into a single big item - for (var pos = range.end, i = range.endIndex - 1, e = range.startIndex; i > e; i--) { - pos -= list.child(i).nodeSize; - tr.delete(pos - 1, pos + 1); - } - var $start = tr.doc.resolve(range.start), item = $start.nodeAfter; - var atStart = range.startIndex == 0, atEnd = range.endIndex == list.childCount; - var parent = $start.node(-1), indexBefore = $start.index(-1); - if (!parent.canReplace(indexBefore + (atStart ? 0 : 1), indexBefore + 1, - item.content.append(atEnd ? prosemirrorModel.Fragment.empty : prosemirrorModel.Fragment.from(list)))) { return false } - var start = $start.pos, end = start + item.nodeSize; - // Strip off the surrounding list. At the sides where we're not at - // the end of the list, the existing list is closed. At sides where - // this is the end, it is overwritten to its end. - tr.step(new prosemirrorTransform.ReplaceAroundStep(start - (atStart ? 1 : 0), end + (atEnd ? 1 : 0), start + 1, end - 1, - new prosemirrorModel.Slice((atStart ? prosemirrorModel.Fragment.empty : prosemirrorModel.Fragment.from(list.copy(prosemirrorModel.Fragment.empty))) - .append(atEnd ? prosemirrorModel.Fragment.empty : prosemirrorModel.Fragment.from(list.copy(prosemirrorModel.Fragment.empty))), - atStart ? 0 : 1, atEnd ? 0 : 1), atStart ? 0 : 1)); - dispatch(tr.scrollIntoView()); - return true -} - -// :: (NodeType) → (state: EditorState, dispatch: ?(tr: Transaction)) → bool -// Create a command to sink the list item around the selection down -// into an inner list. -function sinkListItem(itemType) { - return function (state, dispatch) { - var ref = state.selection; - var $from = ref.$from; - var $to = ref.$to; - var range = $from.blockRange($to, function (node) { return node.childCount && node.firstChild.type == itemType; }); - if (!range) { return false } - var startIndex = range.startIndex; - if (startIndex == 0) { return false } - var parent = range.parent, nodeBefore = parent.child(startIndex - 1); - if (nodeBefore.type != itemType) { return false; } - - if (dispatch) { - var nestedBefore = nodeBefore.lastChild && nodeBefore.lastChild.type == parent.type; - var inner = prosemirrorModel.Fragment.from(nestedBefore ? itemType.create() : null); - let slice = new prosemirrorModel.Slice(prosemirrorModel.Fragment.from(itemType.create(null, prosemirrorModel.Fragment.from(parent.type.create({ ...parent.attrs, fontSize: parent.attrs.fontSize ? parent.attrs.fontSize - 4 : undefined }, inner)))), - nestedBefore ? 3 : 1, 0); - var before = range.start, after = range.end; - dispatch(state.tr.step(new prosemirrorTransform.ReplaceAroundStep(before - (nestedBefore ? 3 : 1), after, - before, after, slice, 1, true)) - .scrollIntoView()); - } - return true - } -} - -function findWrappingOutside(range, type) { - var parent = range.parent; - var startIndex = range.startIndex; - var endIndex = range.endIndex; - var around = parent.contentMatchAt(startIndex).findWrapping(type); - if (!around) { return null } - var outer = around.length ? around[0] : type; - return parent.canReplaceWith(startIndex, endIndex, outer) ? around : null -} - -function findWrappingInside(range, type) { - var parent = range.parent; - var startIndex = range.startIndex; - var endIndex = range.endIndex; - var inner = parent.child(startIndex); - var inside = type.contentMatch.findWrapping(inner.type); - if (!inside) { return null } - var lastType = inside.length ? inside[inside.length - 1] : type; - var innerMatch = lastType.contentMatch; - for (var i = startIndex; innerMatch && i < endIndex; i++) { innerMatch = innerMatch.matchType(parent.child(i).type); } - if (!innerMatch || !innerMatch.validEnd) { return null } - return inside -} -function findWrapping(range, nodeType, attrs, innerRange, customWithAttrs = null) { - if (innerRange === void 0) innerRange = range; - let withAttrs = (type) => ({ type: type, attrs: null }); - var around = findWrappingOutside(range, nodeType); - var inner = around && findWrappingInside(innerRange, nodeType); - if (!inner) { return null } - return around.map(withAttrs).concat({ type: nodeType, attrs: attrs }).concat(inner.map(customWithAttrs ? customWithAttrs : withAttrs)) -} -function wrappingInputRule(regexp, nodeType, getAttrs, joinPredicate, customWithAttrs = null) { - return new prosemirrorInputRules.InputRule(regexp, function (state, match, start, end) { - var attrs = getAttrs instanceof Function ? getAttrs(match) : getAttrs; - var tr = state.tr.delete(start, end); - var $start = tr.doc.resolve(start), range = $start.blockRange(), wrapping = range && findWrapping(range, nodeType, attrs, undefined, customWithAttrs); - if (!wrapping) { return null } - tr.wrap(range, wrapping); - var before = tr.doc.resolve(start - 1).nodeBefore; - if (before && before.type == nodeType && prosemirrorTransform.canJoin(tr.doc, start - 1) && - (!joinPredicate || joinPredicate(match, before))) { tr.join(start - 1); } - return tr - }) -}
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