Method keydown

src/server/web/public/terminal.js:1129–1136

(e3)

            this._finalizeComposition(true);
          }
          keydown(e3) {
            if (this._isComposing || this._isSendingComposition) {
              if (229 === e3.keyCode) return false;
              if (16 === e3.keyCode || 17 === e3.keyCode || 18 === e3.keyCode) return false;
              this._finalizeComposition(false);
            }
            return 229 !== e3.keyCode || (this._handleAnyTextareaChanges(), false);
          }
          _finalizeComposition(e3) {
            if (this._compositionView.classList.remove("active"), this._isComposing = false, e3) {
              const e4 = { start: this._compositionPosition.start, end: this._compositionPosition.end };