@portabletext/editor/lib/_chunks-es/selector.get-text-before.js

Portable Text Editor made in React

import { getBlockStartPoint, isKeyedSegment, reverseSelection } from "./util.slice-blocks.js";
import { getSelectionText } from "./selector.is-overlapping-selection.js";
const getBlockTextBefore = (snapshot) => {
  if (!snapshot.context.selection)
    return "";
  const point = (snapshot.context.selection.backward ? reverseSelection(snapshot.context.selection) : snapshot.context.selection).anchor, key = isKeyedSegment(point.path[0]) ? point.path[0]._key : void 0, block = key ? snapshot.context.value.find((block2) => block2._key === key) : void 0;
  if (!block)
    return "";
  const startOfBlock = getBlockStartPoint({
    node: block,
    path: [{
      _key: block._key
    }]
  });
  return getSelectionText({
    context: {
      ...snapshot.context,
      selection: {
        anchor: startOfBlock,
        focus: point
      }
    }
  });
};
export {
  getBlockTextBefore
};
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