Stop trapping tab in AddressPickerDialog

Author: t3chguy

src/components/views/dialogs/AddressPickerDialog.js

@@ -142,6 +142,8 @@ module.exports = createReactClass({
  },
 
  onKeyDown: function(e) {
+ const textInput = this._textinput.current ? this._textinput.current.value : undefined;
+
  if (e.keyCode === 27) { // escape
  e.stopPropagation();
  e.preventDefault();
@@ -158,23 +160,23 @@ module.exports = createReactClass({
  e.stopPropagation();
  e.preventDefault();
  if (this.addressSelector) this.addressSelector.chooseSelection();
- } else if (this._textinput.current.value.length === 0 && this.state.selectedList.length && e.keyCode === 8) { // backspace
+ } else if (textInput.length === 0 && this.state.selectedList.length && e.keyCode === 8) { // backspace
  e.stopPropagation();
  e.preventDefault();
  this.onDismissed(this.state.selectedList.length - 1)();
  } else if (e.keyCode === 13) { // enter
  e.stopPropagation();
  e.preventDefault();
- if (this._textinput.current.value === '') {
+ if (textInput === '') {
  // if there's nothing in the input box, submit the form
  this.onButtonClick();
  } else {
- this._addAddressesToList([this._textinput.current.value]);
+ this._addAddressesToList([textInput]);
  }
- } else if (e.keyCode === 188 || e.keyCode === 9) { // comma or tab
+ } else if (textInput && (e.keyCode === 188 || e.keyCode === 9)) { // comma or tab
  e.stopPropagation();
  e.preventDefault();
- this._addAddressesToList([this._textinput.current.value]);
+ this._addAddressesToList([textInput]);
  }
  },