Fix unused vars eslint warnings

.eslintrc.json

@@ -48,7 +48,7 @@
         "ignoreComments": true
     }],
     "no-unexpected-multiline": "off",
-    "no-unused-vars": "warn",
+    "no-unused-vars": "error",
     "no-useless-escape": "off",
     "no-dupe-keys": "off",
     "react/no-direct-mutation-state": "off",

jsx/Form.js

@@ -1528,21 +1528,6 @@ export class DateElement extends Component {
     this.handleChange = this.handleChange.bind(this);
   }
 
-  /**
-   * Called by React when the component has been rendered on the page.
-   */
-  componentDidMount() {
-    // Check if props minYear and maxYear are valid values if supplied
-    let minYear = this.props.minYear;
-    let maxYear = this.props.maxYear;
-    if (this.props.minYear === '' || this.props.minYear === null) {
-      minYear = '1000';
-    }
-    if (this.props.maxYear === '' || this.props.maxYear === null) {
-      maxYear = '9999';
-    }
-  }
-
   /**
    * Handle change
    *

modules/document_repository/jsx/editForm.js

@@ -8,7 +8,6 @@ import {
     TextareaElement,
     SelectElement,
     ButtonElement,
-    FileElement,
 } from 'jsx/Form';
 /**
  * Document Edit Form

modules/electrophysiology_browser/jsx/react-series-data-viewer/src/series/store/logic/fetchChunks.tsx

@@ -147,11 +147,6 @@ export const createFetchChunksEpic = (fromState: (any) => State) => (
                       Math.ceil(bounds.interval[1] - bounds.domain[0])
                     ) / recordingDuration;
 
-                  const interval : [number, number] = [
-                    Math.floor(i0),
-                    Math.min(Math.ceil(i1), numChunks),
-                  ];
-
                   return {
                     interval:
                       [

modules/instrument_builder/jsx/react.questions.js

@@ -16,9 +16,7 @@ import {
     DateElement,
     TextboxElement,
     TextareaElement,
-    TextElement,
     NumericElement,
-    ButtonElement,
     StaticElement,
 } from 'jsx/Form';
 

modules/media/jsx/editForm.js

@@ -14,7 +14,6 @@ import PropTypes from 'prop-types';
 import swal from 'sweetalert2';
 import {
     FormElement,
-    TextboxElement,
     TextareaElement,
     SelectElement,
     DateElement,