Method _checkElement

src/AutoNumeric.js:7929–7946

* Check if the DOM element is supported by autoNumeric. * A supported element is either an element with the correct 'type' attribute, or a tag whitelisted in the `allowedTagList` array. * If the check fails, this method throws. * This function also sets the info `this.isInputE

()

     * @private
     */
    _checkElement() {
        const currentElementTag = this.domElement.tagName.toLowerCase();

        if (!this._isElementTagSupported()) {
            AutoNumericHelper.throwError(`The <${currentElementTag}> tag is not supported by autoNumeric`);
        }

        if (this._isInputElement()) {
            if (!this._isInputTypeSupported()) {
                AutoNumericHelper.throwError(`The input type "${this.domElement.type}" is not supported by autoNumeric`);
            }

            this.isInputElement = true;
        } else {
            this.isInputElement = false;
            this.isContentEditable = this._isContentEditable(this.domElement);
        }
    }

    /**
     * Returns `true` if the given DOM element is a contenteditable one (set to `true`)