Method _selectOptionByValue

src/material/select/select.ts:1068–1096

* Finds and selects and option based on its value. * @returns Option that has the corresponding value.

(value: any)

   * @returns Option that has the corresponding value.
   */
  private _selectOptionByValue(value: any): MatOption | undefined {
    const correspondingOption = this.options.find((option: MatOption) => {
      // Skip options that are already in the model. This allows us to handle cases
      // where the same primitive value is selected multiple times.
      if (this._selectionModel.isSelected(option)) {
        return false;
      }

      try {
        // Treat null as a special reset value.
        return (
          (option.value != null || this.canSelectNullableOptions) &&
          this._compareWith(option.value, value)
        );
      } catch (error) {
        if (typeof ngDevMode === 'undefined' || ngDevMode) {
          // Notify developers of errors in their comparator.
          console.warn(error);
        }
        return false;
      }
    });

    if (correspondingOption) {
      this._selectionModel.select(correspondingOption);
    }

    return correspondingOption;
  }

  /** Assigns a specific value to the select. Returns whether the value has changed. */
  private _assignValue(newValue: any | any[]): boolean {