Function visualLine

lib/web/CodeMirror/src/line/spans.js:254–259

(line)

// visual line. This finds the start of the visual line that the
// given line is part of (usually that is the line itself).
export function visualLine(line) {
  let merged
  while (merged = collapsedSpanAtStart(line))
    line = merged.find(-1, true).line
  return line
}

export function visualLineEnd(line) {
  let merged