fix(lib): safe access address components

Author: bittlerr

projects/angular-material-extensions/google-maps-autocomplete/src/lib/component/mat-google-maps-autocomplete.component.ts

@@ -150,35 +150,37 @@ export class MatGoogleMapsAutocompleteComponent implements OnInit, ControlValueA
               germanAddress.geoLocation.longitude = place.geometry.location.lng();
             }
 
-            place.address_components.forEach(value => {
-              if (value.types.indexOf('street_number') > -1) {
-                germanAddress.streetNumber = value.short_name;
-              }
-              if (value.types.indexOf('route') > -1) {
-                germanAddress.streetName = value.long_name;
-              }
-              if (value.types.indexOf('postal_code') > -1) {
-                germanAddress.postalCode = Number(value.short_name);
-              }
-              if (value.types.indexOf('sublocality') > -1) {
-                germanAddress.sublocality = value.long_name;
-              }
-              if (value.types.indexOf('locality') > -1) {
-                germanAddress.locality.long = value.long_name;
-                germanAddress.locality.short = value.short_name;
-              }
-              if (value.types.indexOf('administrative_area_level_1') > -1) {
-                germanAddress.state.long = value.long_name;
-                germanAddress.state.short = value.short_name;
-              }
-              if (value.types.indexOf('country') > -1) {
-                germanAddress.country.long = value.long_name;
-                germanAddress.country.short = value.short_name;
-              }
-              if (value.types.indexOf('administrative_area_level_3') > -1) {
-                germanAddress.locality.short = value.short_name;
-              }
-            });
+            if(place.address_components) {
+              place.address_components.forEach(value => {
+                if (value.types.indexOf('street_number') > -1) {
+                  germanAddress.streetNumber = value.short_name;
+                }
+                if (value.types.indexOf('route') > -1) {
+                  germanAddress.streetName = value.long_name;
+                }
+                if (value.types.indexOf('postal_code') > -1) {
+                  germanAddress.postalCode = Number(value.short_name);
+                }
+                if (value.types.indexOf('sublocality') > -1) {
+                  germanAddress.sublocality = value.long_name;
+                }
+                if (value.types.indexOf('locality') > -1) {
+                  germanAddress.locality.long = value.long_name;
+                  germanAddress.locality.short = value.short_name;
+                }
+                if (value.types.indexOf('administrative_area_level_1') > -1) {
+                  germanAddress.state.long = value.long_name;
+                  germanAddress.state.short = value.short_name;
+                }
+                if (value.types.indexOf('country') > -1) {
+                  germanAddress.country.long = value.long_name;
+                  germanAddress.country.short = value.short_name;
+                }
+                if (value.types.indexOf('administrative_area_level_3') > -1) {
+                  germanAddress.locality.short = value.short_name;
+                }
+              });
+            }
 
             this.onGermanAddressMapped.emit(germanAddress);