strategyState => {
var selection = strategyState.getSelection();
var offset = selection.getStartOffset();
// If there are no words before the cursor, remove the preceding newline.
if (offset === 0) {
return moveSelectionBackward(strategyState, 1);
}
var key = selection.getStartKey();
var content = strategyState.getCurrentContent();
var text = content.getBlockForKey(key).getText().slice(0, offset);
var toRemove = DraftRemovableWord.getBackward(text);
return moveSelectionBackward(
strategyState,
toRemove.length || 1,
);
},
strategyState => {
var selection = strategyState.getSelection();
var content = strategyState.getCurrentContent();
var key = selection.getAnchorKey();
var offset = selection.getAnchorOffset();
var charBehind = content.getBlockForKey(key).getText()[offset - 1];
return moveSelectionBackward(
strategyState,
charBehind ? UnicodeUtils.getUTF16Length(charBehind, 0) : 1
);
},
strategyState => {
const selection = strategyState.getSelection();
if (selection.isCollapsed() && selection.getAnchorOffset() === 0) {
return moveSelectionBackward(strategyState, 1);
}
const domSelection = global.getSelection();
let range = domSelection.getRangeAt(0);
range = expandRangeToStartOfLine(range);
return getDraftEditorSelectionWithNodes(
strategyState,
null,
range.endContainer,
range.endOffset,
range.startContainer,
range.startOffset,
).selectionState;
},