Function coords

lib/web/CodeMirror/src/display/selection.js:73–75

(ch, bias)

    let lineLen = lineObj.text.length
    let start, end
    function coords(ch, bias) {
      return charCoords(cm, Pos(line, ch), "div", lineObj, bias)
    }

    function wrapX(pos, dir, side) {
      let extent = wrappedLineExtentChar(cm, lineObj, null, pos)