remove error from javascript file with L variable

app/assets/javascripts/api_carto/backend.js

@@ -1,4 +1,5 @@
-(function () {
+if (typeof L != 'undefined') {
+    (function () {
         OSM = L.tileLayer("http://{s}.tile.openstreetmap.fr/osmfr/{z}/{x}/{y}.png", {
             attribution: '&copy; Openstreetmap France | &copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>'
         });
@@ -98,4 +99,5 @@
             /**/
         }
 
-}).call(this);
+    }).call(this);
+}

app/assets/javascripts/api_carto/lib/easy-button.js

@@ -1,4 +1,5 @@
-L.Control.EasyButtons = L.Control.extend({
+if (typeof L != 'undefined') {
+  L.Control.EasyButtons = L.Control.extend({
       options: {
           position: 'topleft',
           title: '',
@@ -33,9 +34,9 @@ L.Control.EasyButtons = L.Control.extend({
           var icon = L.DomUtil.create('i', this.options.intendedIcon + extraClasses, this.link);
           icon.id = this.options.id;
       }
-});
+  });
 
-L.easyButton = function( btnIcon , btnFunction , btnTitle , btnMap , btnId) {
+  L.easyButton = function( btnIcon , btnFunction , btnTitle , btnMap , btnId) {
     var newControl = new L.Control.EasyButtons();
 
     if (btnIcon) newControl.options.intendedIcon = btnIcon;
@@ -55,4 +56,5 @@ L.easyButton = function( btnIcon , btnFunction , btnTitle , btnMap , btnId) {
       map.addControl(newControl);
     }
     return newControl;
-};
+  };
+}

app/assets/javascripts/api_carto/lib/leaflet.photon.js

@@ -1,4 +1,5 @@
-L.PhotonBase = L.Class.extend({
+if (typeof L != 'undefined') {
+    L.PhotonBase = L.Class.extend({
 
         forEach: function (els, callback) {
             Array.prototype.forEach.call(els, callback);
@@ -45,10 +46,10 @@ L.PhotonBase = L.Class.extend({
             return container;
         }
 
-});
+    });
 
 
-L.PhotonSearch = L.PhotonBase.extend({
+    L.PhotonSearch = L.PhotonBase.extend({
 
         includes: L.Mixin.Events,
 
@@ -363,10 +364,10 @@ L.PhotonSearch = L.PhotonBase.extend({
             };
         }
 
-});
+    });
 
 
-L.Control.Photon = L.Control.extend({
+    L.Control.Photon = L.Control.extend({
 
         includes: L.Mixin.Events,
 
@@ -392,16 +393,16 @@ L.Control.Photon = L.Control.extend({
         }
 
 
-});
+    });
 
-L.Map.addInitHook(function () {
+    L.Map.addInitHook(function () {
         if (this.options.photonControl) {
             this.photonControl = new L.Control.Photon(this.options.photonControlOptions || {});
             this.addControl(this.photonControl);
         }
-});
+    });
 
-L.PhotonReverse = L.PhotonBase.extend({
+    L.PhotonReverse = L.PhotonBase.extend({
 
         includes: L.Mixin.Events,
 
@@ -441,4 +442,5 @@ L.PhotonReverse = L.PhotonBase.extend({
             };
         }
 
-});
+    });
+}

app/assets/javascripts/api_carto/lib/leaflet.spin.js

@@ -1,4 +1,5 @@
-L.SpinMapMixin = {
+if (typeof L != 'undefined') {
+    L.SpinMapMixin = {
         spin: function (state, options) {
             if (!!state) {
                 // start spinning !
@@ -19,11 +20,11 @@ L.SpinMapMixin = {
                 }
             }
         }
-};
+    };
 
-L.Map.include(L.SpinMapMixin);
+    L.Map.include(L.SpinMapMixin);
 
-L.Map.addInitHook(function () {
+    L.Map.addInitHook(function () {
         this.on('layeradd', function (e) {
             // If added layer is currently loading, spin !
             if (e.layer.loading) this.spin(true);
@@ -38,4 +39,5 @@ L.Map.addInitHook(function () {
             e.layer.off('data:loaded');
             e.layer.off('data:loading');
         }, this);
-});
+    });
+}

app/assets/javascripts/api_carto/qp.js

@@ -1,4 +1,6 @@
-(function () {
+if (typeof L != 'undefined') {
+    (function () {
+
         API_URL = '//api-adresse.data.gouv.fr';
 
         var showSearchPoints = function (geojson) {
@@ -263,4 +265,5 @@
         }
 
 
-}).call(this);
+    }).call(this);
+}

app/assets/javascripts/application.js

@@ -16,6 +16,5 @@
 //= require_tree .
 //= require jquery
 //= require bootstrap-sprockets
-
 //= require bootstrap-datepicker/core
 //= require bootstrap-datepicker/locales/bootstrap-datepicker.fr.js