Method getNodeAtPosition

src/lib/editor/editor.ts:293–309

(pos: IPosition)

  }

  getNodeAtPosition(pos: IPosition) {
    const model = this.model();

    if (!(model && this.tree.valid())) {
      return undefined;
    }

    const text = this.text();

    // Get the offset of the current cursor in the entire document.
    let offset = model.getOffsetAt(pos);
    if (text[offset] === "\n" && text[offset - 1] === ",") {
      offset--;
    }

    return this.tree.findNodeAtOffset(offset);
  }

  // Register a drag event handler to support dragging files to the editor.
  listenOnDropFile() {