Function onComposition

external/.scrollLibs.js:13343–13353

(cm)

  }

  function onComposition(cm) {
    setTimeout(function () {
      var empty = false
      if (cm.lineCount() == 1) {
        var input = cm.getInputField()
        empty = input.nodeName == "TEXTAREA" ? !cm.getLine(0).length : !/[^\u200b]/.test(input.querySelector(".CodeMirror-line").textContent)
      }
      if (empty) setPlaceholder(cm)
      else clearPlaceholder(cm)
    }, 20)
  }

  function onBlur(cm) {
    if (isEmpty(cm)) setPlaceholder(cm)