Enable eslint:recommended ruleset (#22433)

* Enable ESLint recommended ruleset

* Disable failing ESLint recommended rules

* Remove rules shadowed by eslint:recommended

74 files changed, 350 insertions, 348 deletions

diff --git a/.eslintrc.js b/.eslintrc.js
index e4ada6fe0..03af2975b 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -1,6 +1,10 @@
 module.exports = {
   root: true,
 
+  extends: [
+    'eslint:recommended',
+  ],
+
   env: {
     browser: true,
     node: true,
@@ -64,8 +68,8 @@ module.exports = {
     eqeqeq: 'error',
     indent: ['warn', 2],
     'jsx-quotes': ['error', 'prefer-single'],
+    'no-case-declarations': 'off',
     'no-catch-shadow': 'error',
-    'no-cond-assign': 'error',
     'no-console': [
       'warn',
       {
@@ -75,18 +79,16 @@ module.exports = {
         ],
       },
     ],
-    'no-fallthrough': 'error',
-    'no-irregular-whitespace': 'error',
-    'no-mixed-spaces-and-tabs': 'warn',
+    'no-empty': 'off',
     'no-nested-ternary': 'warn',
+    'no-prototype-builtins': 'off',
     'no-restricted-properties': [
       'error',
       { property: 'substring', message: 'Use .slice instead of .substring.' },
       { property: 'substr', message: 'Use .slice instead of .substr.' },
     ],
+    'no-self-assign': 'off',
     'no-trailing-spaces': 'warn',
-    'no-undef': 'error',
-    'no-unreachable': 'error',
     'no-unused-expressions': 'error',
     'no-unused-vars': [
       'error',
@@ -96,6 +98,7 @@ module.exports = {
         ignoreRestSiblings: true,
       },
     ],
+    'no-useless-escape': 'off',
     'object-curly-spacing': ['error', 'always'],
     'padded-blocks': [
       'error',
@@ -105,7 +108,6 @@ module.exports = {
     ],
     quotes: ['error', 'single'],
     semi: 'error',
-    strict: 'off',
     'valid-typeof': 'error',
 
     'react/jsx-boolean-value': 'error',
diff --git a/app/javascript/mastodon/actions/account_notes.js b/app/javascript/mastodon/actions/account_notes.js
index d17441000..72b943300 100644
--- a/app/javascript/mastodon/actions/account_notes.js
+++ b/app/javascript/mastodon/actions/account_notes.js
@@ -14,24 +14,24 @@ export function submitAccountNote(id, value) {
       dispatch(submitAccountNoteSuccess(response.data));
     }).catch(error => dispatch(submitAccountNoteFail(error)));
   };
-};
+}
 
 export function submitAccountNoteRequest() {
   return {
     type: ACCOUNT_NOTE_SUBMIT_REQUEST,
   };
-};
+}
 
 export function submitAccountNoteSuccess(relationship) {
   return {
     type: ACCOUNT_NOTE_SUBMIT_SUCCESS,
     relationship,
   };
-};
+}
 
 export function submitAccountNoteFail(error) {
   return {
     type: ACCOUNT_NOTE_SUBMIT_FAIL,
     error,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/accounts.js b/app/javascript/mastodon/actions/accounts.js
index f61f06e40..88407ae6c 100644
--- a/app/javascript/mastodon/actions/accounts.js
+++ b/app/javascript/mastodon/actions/accounts.js
@@ -91,7 +91,7 @@ export function fetchAccount(id) {
       dispatch(fetchAccountFail(id, error));
     });
   };
-};
+}
 
 export const lookupAccount = acct => (dispatch, getState) => {
   dispatch(lookupAccountRequest(acct));
@@ -126,13 +126,13 @@ export function fetchAccountRequest(id) {
     type: ACCOUNT_FETCH_REQUEST,
     id,
   };
-};
+}
 
 export function fetchAccountSuccess() {
   return {
     type: ACCOUNT_FETCH_SUCCESS,
   };
-};
+}
 
 export function fetchAccountFail(id, error) {
   return {
@@ -141,7 +141,7 @@ export function fetchAccountFail(id, error) {
     error,
     skipAlert: true,
   };
-};
+}
 
 export function followAccount(id, options = { reblogs: true }) {
   return (dispatch, getState) => {
@@ -156,7 +156,7 @@ export function followAccount(id, options = { reblogs: true }) {
       dispatch(followAccountFail(error, locked));
     });
   };
-};
+}
 
 export function unfollowAccount(id) {
   return (dispatch, getState) => {
@@ -168,7 +168,7 @@ export function unfollowAccount(id) {
       dispatch(unfollowAccountFail(error));
     });
   };
-};
+}
 
 export function followAccountRequest(id, locked) {
   return {
@@ -177,7 +177,7 @@ export function followAccountRequest(id, locked) {
     locked,
     skipLoading: true,
   };
-};
+}
 
 export function followAccountSuccess(relationship, alreadyFollowing) {
   return {
@@ -186,7 +186,7 @@ export function followAccountSuccess(relationship, alreadyFollowing) {
     alreadyFollowing,
     skipLoading: true,
   };
-};
+}
 
 export function followAccountFail(error, locked) {
   return {
@@ -195,7 +195,7 @@ export function followAccountFail(error, locked) {
     locked,
     skipLoading: true,
   };
-};
+}
 
 export function unfollowAccountRequest(id) {
   return {
@@ -203,7 +203,7 @@ export function unfollowAccountRequest(id) {
     id,
     skipLoading: true,
   };
-};
+}
 
 export function unfollowAccountSuccess(relationship, statuses) {
   return {
@@ -212,7 +212,7 @@ export function unfollowAccountSuccess(relationship, statuses) {
     statuses,
     skipLoading: true,
   };
-};
+}
 
 export function unfollowAccountFail(error) {
   return {
@@ -220,7 +220,7 @@ export function unfollowAccountFail(error) {
     error,
     skipLoading: true,
   };
-};
+}
 
 export function blockAccount(id) {
   return (dispatch, getState) => {
@@ -233,7 +233,7 @@ export function blockAccount(id) {
       dispatch(blockAccountFail(id, error));
     });
   };
-};
+}
 
 export function unblockAccount(id) {
   return (dispatch, getState) => {
@@ -245,14 +245,14 @@ export function unblockAccount(id) {
       dispatch(unblockAccountFail(id, error));
     });
   };
-};
+}
 
 export function blockAccountRequest(id) {
   return {
     type: ACCOUNT_BLOCK_REQUEST,
     id,
   };
-};
+}
 
 export function blockAccountSuccess(relationship, statuses) {
   return {
@@ -260,35 +260,35 @@ export function blockAccountSuccess(relationship, statuses) {
     relationship,
     statuses,
   };
-};
+}
 
 export function blockAccountFail(error) {
   return {
     type: ACCOUNT_BLOCK_FAIL,
     error,
   };
-};
+}
 
 export function unblockAccountRequest(id) {
   return {
     type: ACCOUNT_UNBLOCK_REQUEST,
     id,
   };
-};
+}
 
 export function unblockAccountSuccess(relationship) {
   return {
     type: ACCOUNT_UNBLOCK_SUCCESS,
     relationship,
   };
-};
+}
 
 export function unblockAccountFail(error) {
   return {
     type: ACCOUNT_UNBLOCK_FAIL,
     error,
   };
-};
+}
 
 
 export function muteAccount(id, notifications, duration=0) {
@@ -302,7 +302,7 @@ export function muteAccount(id, notifications, duration=0) {
       dispatch(muteAccountFail(id, error));
     });
   };
-};
+}
 
 export function unmuteAccount(id) {
   return (dispatch, getState) => {
@@ -314,14 +314,14 @@ export function unmuteAccount(id) {
       dispatch(unmuteAccountFail(id, error));
     });
   };
-};
+}
 
 export function muteAccountRequest(id) {
   return {
     type: ACCOUNT_MUTE_REQUEST,
     id,
   };
-};
+}
 
 export function muteAccountSuccess(relationship, statuses) {
   return {
@@ -329,35 +329,35 @@ export function muteAccountSuccess(relationship, statuses) {
     relationship,
     statuses,
   };
-};
+}
 
 export function muteAccountFail(error) {
   return {
     type: ACCOUNT_MUTE_FAIL,
     error,
   };
-};
+}
 
 export function unmuteAccountRequest(id) {
   return {
     type: ACCOUNT_UNMUTE_REQUEST,
     id,
   };
-};
+}
 
 export function unmuteAccountSuccess(relationship) {
   return {
     type: ACCOUNT_UNMUTE_SUCCESS,
     relationship,
   };
-};
+}
 
 export function unmuteAccountFail(error) {
   return {
     type: ACCOUNT_UNMUTE_FAIL,
     error,
   };
-};
+}
 
 
 export function fetchFollowers(id) {
@@ -374,14 +374,14 @@ export function fetchFollowers(id) {
       dispatch(fetchFollowersFail(id, error));
     });
   };
-};
+}
 
 export function fetchFollowersRequest(id) {
   return {
     type: FOLLOWERS_FETCH_REQUEST,
     id,
   };
-};
+}
 
 export function fetchFollowersSuccess(id, accounts, next) {
   return {
@@ -390,7 +390,7 @@ export function fetchFollowersSuccess(id, accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function fetchFollowersFail(id, error) {
   return {
@@ -399,7 +399,7 @@ export function fetchFollowersFail(id, error) {
     error,
     skipNotFound: true,
   };
-};
+}
 
 export function expandFollowers(id) {
   return (dispatch, getState) => {
@@ -421,14 +421,14 @@ export function expandFollowers(id) {
       dispatch(expandFollowersFail(id, error));
     });
   };
-};
+}
 
 export function expandFollowersRequest(id) {
   return {
     type: FOLLOWERS_EXPAND_REQUEST,
     id,
   };
-};
+}
 
 export function expandFollowersSuccess(id, accounts, next) {
   return {
@@ -437,7 +437,7 @@ export function expandFollowersSuccess(id, accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function expandFollowersFail(id, error) {
   return {
@@ -445,7 +445,7 @@ export function expandFollowersFail(id, error) {
     id,
     error,
   };
-};
+}
 
 export function fetchFollowing(id) {
   return (dispatch, getState) => {
@@ -461,14 +461,14 @@ export function fetchFollowing(id) {
       dispatch(fetchFollowingFail(id, error));
     });
   };
-};
+}
 
 export function fetchFollowingRequest(id) {
   return {
     type: FOLLOWING_FETCH_REQUEST,
     id,
   };
-};
+}
 
 export function fetchFollowingSuccess(id, accounts, next) {
   return {
@@ -477,7 +477,7 @@ export function fetchFollowingSuccess(id, accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function fetchFollowingFail(id, error) {
   return {
@@ -486,7 +486,7 @@ export function fetchFollowingFail(id, error) {
     error,
     skipNotFound: true,
   };
-};
+}
 
 export function expandFollowing(id) {
   return (dispatch, getState) => {
@@ -508,14 +508,14 @@ export function expandFollowing(id) {
       dispatch(expandFollowingFail(id, error));
     });
   };
-};
+}
 
 export function expandFollowingRequest(id) {
   return {
     type: FOLLOWING_EXPAND_REQUEST,
     id,
   };
-};
+}
 
 export function expandFollowingSuccess(id, accounts, next) {
   return {
@@ -524,7 +524,7 @@ export function expandFollowingSuccess(id, accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function expandFollowingFail(id, error) {
   return {
@@ -532,7 +532,7 @@ export function expandFollowingFail(id, error) {
     id,
     error,
   };
-};
+}
 
 export function fetchRelationships(accountIds) {
   return (dispatch, getState) => {
@@ -553,7 +553,7 @@ export function fetchRelationships(accountIds) {
       dispatch(fetchRelationshipsFail(error));
     });
   };
-};
+}
 
 export function fetchRelationshipsRequest(ids) {
   return {
@@ -561,7 +561,7 @@ export function fetchRelationshipsRequest(ids) {
     ids,
     skipLoading: true,
   };
-};
+}
 
 export function fetchRelationshipsSuccess(relationships) {
   return {
@@ -569,7 +569,7 @@ export function fetchRelationshipsSuccess(relationships) {
     relationships,
     skipLoading: true,
   };
-};
+}
 
 export function fetchRelationshipsFail(error) {
   return {
@@ -578,7 +578,7 @@ export function fetchRelationshipsFail(error) {
     skipLoading: true,
     skipNotFound: true,
   };
-};
+}
 
 export function fetchFollowRequests() {
   return (dispatch, getState) => {
@@ -590,13 +590,13 @@ export function fetchFollowRequests() {
       dispatch(fetchFollowRequestsSuccess(response.data, next ? next.uri : null));
     }).catch(error => dispatch(fetchFollowRequestsFail(error)));
   };
-};
+}
 
 export function fetchFollowRequestsRequest() {
   return {
     type: FOLLOW_REQUESTS_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchFollowRequestsSuccess(accounts, next) {
   return {
@@ -604,14 +604,14 @@ export function fetchFollowRequestsSuccess(accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function fetchFollowRequestsFail(error) {
   return {
     type: FOLLOW_REQUESTS_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function expandFollowRequests() {
   return (dispatch, getState) => {
@@ -629,13 +629,13 @@ export function expandFollowRequests() {
       dispatch(expandFollowRequestsSuccess(response.data, next ? next.uri : null));
     }).catch(error => dispatch(expandFollowRequestsFail(error)));
   };
-};
+}
 
 export function expandFollowRequestsRequest() {
   return {
     type: FOLLOW_REQUESTS_EXPAND_REQUEST,
   };
-};
+}
 
 export function expandFollowRequestsSuccess(accounts, next) {
   return {
@@ -643,14 +643,14 @@ export function expandFollowRequestsSuccess(accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function expandFollowRequestsFail(error) {
   return {
     type: FOLLOW_REQUESTS_EXPAND_FAIL,
     error,
   };
-};
+}
 
 export function authorizeFollowRequest(id) {
   return (dispatch, getState) => {
@@ -661,21 +661,21 @@ export function authorizeFollowRequest(id) {
       .then(() => dispatch(authorizeFollowRequestSuccess(id)))
       .catch(error => dispatch(authorizeFollowRequestFail(id, error)));
   };
-};
+}
 
 export function authorizeFollowRequestRequest(id) {
   return {
     type: FOLLOW_REQUEST_AUTHORIZE_REQUEST,
     id,
   };
-};
+}
 
 export function authorizeFollowRequestSuccess(id) {
   return {
     type: FOLLOW_REQUEST_AUTHORIZE_SUCCESS,
     id,
   };
-};
+}
 
 export function authorizeFollowRequestFail(id, error) {
   return {
@@ -683,7 +683,7 @@ export function authorizeFollowRequestFail(id, error) {
     id,
     error,
   };
-};
+}
 
 
 export function rejectFollowRequest(id) {
@@ -695,21 +695,21 @@ export function rejectFollowRequest(id) {
       .then(() => dispatch(rejectFollowRequestSuccess(id)))
       .catch(error => dispatch(rejectFollowRequestFail(id, error)));
   };
-};
+}
 
 export function rejectFollowRequestRequest(id) {
   return {
     type: FOLLOW_REQUEST_REJECT_REQUEST,
     id,
   };
-};
+}
 
 export function rejectFollowRequestSuccess(id) {
   return {
     type: FOLLOW_REQUEST_REJECT_SUCCESS,
     id,
   };
-};
+}
 
 export function rejectFollowRequestFail(id, error) {
   return {
@@ -717,7 +717,7 @@ export function rejectFollowRequestFail(id, error) {
     id,
     error,
   };
-};
+}
 
 export function pinAccount(id) {
   return (dispatch, getState) => {
@@ -729,7 +729,7 @@ export function pinAccount(id) {
       dispatch(pinAccountFail(error));
     });
   };
-};
+}
 
 export function unpinAccount(id) {
   return (dispatch, getState) => {
@@ -741,49 +741,49 @@ export function unpinAccount(id) {
       dispatch(unpinAccountFail(error));
     });
   };
-};
+}
 
 export function pinAccountRequest(id) {
   return {
     type: ACCOUNT_PIN_REQUEST,
     id,
   };
-};
+}
 
 export function pinAccountSuccess(relationship) {
   return {
     type: ACCOUNT_PIN_SUCCESS,
     relationship,
   };
-};
+}
 
 export function pinAccountFail(error) {
   return {
     type: ACCOUNT_PIN_FAIL,
     error,
   };
-};
+}
 
 export function unpinAccountRequest(id) {
   return {
     type: ACCOUNT_UNPIN_REQUEST,
     id,
   };
-};
+}
 
 export function unpinAccountSuccess(relationship) {
   return {
     type: ACCOUNT_UNPIN_SUCCESS,
     relationship,
   };
-};
+}
 
 export function unpinAccountFail(error) {
   return {
     type: ACCOUNT_UNPIN_FAIL,
     error,
   };
-};
+}
 
 export const revealAccount = id => ({
   type: ACCOUNT_REVEAL,
diff --git a/app/javascript/mastodon/actions/alerts.js b/app/javascript/mastodon/actions/alerts.js
index 1670f9c10..0220b0af5 100644
--- a/app/javascript/mastodon/actions/alerts.js
+++ b/app/javascript/mastodon/actions/alerts.js
@@ -17,13 +17,13 @@ export function dismissAlert(alert) {
     type: ALERT_DISMISS,
     alert,
   };
-};
+}
 
 export function clearAlert() {
   return {
     type: ALERT_CLEAR,
   };
-};
+}
 
 export function showAlert(title = messages.unexpectedTitle, message = messages.unexpectedMessage, message_values = undefined) {
   return {
@@ -32,7 +32,7 @@ export function showAlert(title = messages.unexpectedTitle, message = messages.u
     message,
     message_values,
   };
-};
+}
 
 export function showAlertForError(error, skipNotFound = false) {
   if (error.response) {
diff --git a/app/javascript/mastodon/actions/blocks.js b/app/javascript/mastodon/actions/blocks.js
index fd9881302..192aa3ce4 100644
--- a/app/javascript/mastodon/actions/blocks.js
+++ b/app/javascript/mastodon/actions/blocks.js
@@ -24,13 +24,13 @@ export function fetchBlocks() {
       dispatch(fetchRelationships(response.data.map(item => item.id)));
     }).catch(error => dispatch(fetchBlocksFail(error)));
   };
-};
+}
 
 export function fetchBlocksRequest() {
   return {
     type: BLOCKS_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchBlocksSuccess(accounts, next) {
   return {
@@ -38,14 +38,14 @@ export function fetchBlocksSuccess(accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function fetchBlocksFail(error) {
   return {
     type: BLOCKS_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function expandBlocks() {
   return (dispatch, getState) => {
@@ -64,13 +64,13 @@ export function expandBlocks() {
       dispatch(fetchRelationships(response.data.map(item => item.id)));
     }).catch(error => dispatch(expandBlocksFail(error)));
   };
-};
+}
 
 export function expandBlocksRequest() {
   return {
     type: BLOCKS_EXPAND_REQUEST,
   };
-};
+}
 
 export function expandBlocksSuccess(accounts, next) {
   return {
@@ -78,14 +78,14 @@ export function expandBlocksSuccess(accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function expandBlocksFail(error) {
   return {
     type: BLOCKS_EXPAND_FAIL,
     error,
   };
-};
+}
 
 export function initBlockModal(account) {
   return dispatch => {
diff --git a/app/javascript/mastodon/actions/bookmarks.js b/app/javascript/mastodon/actions/bookmarks.js
index 544ed2ff2..3c8eec546 100644
--- a/app/javascript/mastodon/actions/bookmarks.js
+++ b/app/javascript/mastodon/actions/bookmarks.js
@@ -25,13 +25,13 @@ export function fetchBookmarkedStatuses() {
       dispatch(fetchBookmarkedStatusesFail(error));
     });
   };
-};
+}
 
 export function fetchBookmarkedStatusesRequest() {
   return {
     type: BOOKMARKED_STATUSES_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchBookmarkedStatusesSuccess(statuses, next) {
   return {
@@ -39,14 +39,14 @@ export function fetchBookmarkedStatusesSuccess(statuses, next) {
     statuses,
     next,
   };
-};
+}
 
 export function fetchBookmarkedStatusesFail(error) {
   return {
     type: BOOKMARKED_STATUSES_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function expandBookmarkedStatuses() {
   return (dispatch, getState) => {
@@ -66,13 +66,13 @@ export function expandBookmarkedStatuses() {
       dispatch(expandBookmarkedStatusesFail(error));
     });
   };
-};
+}
 
 export function expandBookmarkedStatusesRequest() {
   return {
     type: BOOKMARKED_STATUSES_EXPAND_REQUEST,
   };
-};
+}
 
 export function expandBookmarkedStatusesSuccess(statuses, next) {
   return {
@@ -80,11 +80,11 @@ export function expandBookmarkedStatusesSuccess(statuses, next) {
     statuses,
     next,
   };
-};
+}
 
 export function expandBookmarkedStatusesFail(error) {
   return {
     type: BOOKMARKED_STATUSES_EXPAND_FAIL,
     error,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/columns.js b/app/javascript/mastodon/actions/columns.js
index 9b87415fb..302c3f0f9 100644
--- a/app/javascript/mastodon/actions/columns.js
+++ b/app/javascript/mastodon/actions/columns.js
@@ -15,7 +15,7 @@ export function addColumn(id, params) {
 
     dispatch(saveSettings());
   };
-};
+}
 
 export function removeColumn(uuid) {
   return dispatch => {
@@ -26,7 +26,7 @@ export function removeColumn(uuid) {
 
     dispatch(saveSettings());
   };
-};
+}
 
 export function moveColumn(uuid, direction) {
   return dispatch => {
@@ -38,7 +38,7 @@ export function moveColumn(uuid, direction) {
 
     dispatch(saveSettings());
   };
-};
+}
 
 export function changeColumnParams(uuid, path, value) {
   return dispatch => {
diff --git a/app/javascript/mastodon/actions/compose.js b/app/javascript/mastodon/actions/compose.js
index a9b7efc4a..531a5eb2b 100644
--- a/app/javascript/mastodon/actions/compose.js
+++ b/app/javascript/mastodon/actions/compose.js
@@ -94,14 +94,14 @@ export function setComposeToStatus(status, text, spoiler_text) {
     text,
     spoiler_text,
   };
-};
+}
 
 export function changeCompose(text) {
   return {
     type: COMPOSE_CHANGE,
     text: text,
   };
-};
+}
 
 export function replyCompose(status, routerHistory) {
   return (dispatch, getState) => {
@@ -112,19 +112,19 @@ export function replyCompose(status, routerHistory) {
 
     ensureComposeIsVisible(getState, routerHistory);
   };
-};
+}
 
 export function cancelReplyCompose() {
   return {
     type: COMPOSE_REPLY_CANCEL,
   };
-};
+}
 
 export function resetCompose() {
   return {
     type: COMPOSE_RESET,
   };
-};
+}
 
 export function mentionCompose(account, routerHistory) {
   return (dispatch, getState) => {
@@ -135,7 +135,7 @@ export function mentionCompose(account, routerHistory) {
 
     ensureComposeIsVisible(getState, routerHistory);
   };
-};
+}
 
 export function directCompose(account, routerHistory) {
   return (dispatch, getState) => {
@@ -146,7 +146,7 @@ export function directCompose(account, routerHistory) {
 
     ensureComposeIsVisible(getState, routerHistory);
   };
-};
+}
 
 export function submitCompose(routerHistory) {
   return function (dispatch, getState) {
@@ -211,27 +211,27 @@ export function submitCompose(routerHistory) {
       dispatch(submitComposeFail(error));
     });
   };
-};
+}
 
 export function submitComposeRequest() {
   return {
     type: COMPOSE_SUBMIT_REQUEST,
   };
-};
+}
 
 export function submitComposeSuccess(status) {
   return {
     type: COMPOSE_SUBMIT_SUCCESS,
     status: status,
   };
-};
+}
 
 export function submitComposeFail(error) {
   return {
     type: COMPOSE_SUBMIT_FAIL,
     error: error,
   };
-};
+}
 
 export function uploadCompose(files) {
   return function (dispatch, getState) {
@@ -294,9 +294,9 @@ export function uploadCompose(files) {
           }
         });
       }).catch(error => dispatch(uploadComposeFail(error)));
-    };
+    }
   };
-};
+}
 
 export const uploadComposeProcessing = () => ({
   type: COMPOSE_UPLOAD_PROCESSING,
@@ -354,14 +354,14 @@ export function initMediaEditModal(id) {
 
     dispatch(openModal('FOCAL_POINT', { id }));
   };
-};
+}
 
 export function onChangeMediaDescription(description) {
   return {
     type: COMPOSE_CHANGE_MEDIA_DESCRIPTION,
     description,
   };
-};
+}
 
 export function onChangeMediaFocus(focusX, focusY) {
   return {
@@ -369,7 +369,7 @@ export function onChangeMediaFocus(focusX, focusY) {
     focusX,
     focusY,
   };
-};
+}
 
 export function changeUploadCompose(id, params) {
   return (dispatch, getState) => {
@@ -381,14 +381,14 @@ export function changeUploadCompose(id, params) {
       dispatch(changeUploadComposeFail(id, error));
     });
   };
-};
+}
 
 export function changeUploadComposeRequest() {
   return {
     type: COMPOSE_UPLOAD_CHANGE_REQUEST,
     skipLoading: true,
   };
-};
+}
 
 export function changeUploadComposeSuccess(media) {
   return {
@@ -396,7 +396,7 @@ export function changeUploadComposeSuccess(media) {
     media: media,
     skipLoading: true,
   };
-};
+}
 
 export function changeUploadComposeFail(error) {
   return {
@@ -404,14 +404,14 @@ export function changeUploadComposeFail(error) {
     error: error,
     skipLoading: true,
   };
-};
+}
 
 export function uploadComposeRequest() {
   return {
     type: COMPOSE_UPLOAD_REQUEST,
     skipLoading: true,
   };
-};
+}
 
 export function uploadComposeProgress(loaded, total) {
   return {
@@ -419,7 +419,7 @@ export function uploadComposeProgress(loaded, total) {
     loaded: loaded,
     total: total,
   };
-};
+}
 
 export function uploadComposeSuccess(media, file) {
   return {
@@ -428,7 +428,7 @@ export function uploadComposeSuccess(media, file) {
     file: file,
     skipLoading: true,
   };
-};
+}
 
 export function uploadComposeFail(error) {
   return {
@@ -436,14 +436,14 @@ export function uploadComposeFail(error) {
     error: error,
     skipLoading: true,
   };
-};
+}
 
 export function undoUploadCompose(media_id) {
   return {
     type: COMPOSE_UPLOAD_UNDO,
     media_id: media_id,
   };
-};
+}
 
 export function clearComposeSuggestions() {
   if (fetchComposeSuggestionsAccountsController) {
@@ -452,7 +452,7 @@ export function clearComposeSuggestions() {
   return {
     type: COMPOSE_SUGGESTIONS_CLEAR,
   };
-};
+}
 
 const fetchComposeSuggestionsAccounts = throttle((dispatch, getState, token) => {
   if (fetchComposeSuggestionsAccountsController) {
@@ -530,7 +530,7 @@ export function fetchComposeSuggestions(token) {
       break;
     }
   };
-};
+}
 
 export function readyComposeSuggestionsEmojis(token, emojis) {
   return {
@@ -538,7 +538,7 @@ export function readyComposeSuggestionsEmojis(token, emojis) {
     token,
     emojis,
   };
-};
+}
 
 export function readyComposeSuggestionsAccounts(token, accounts) {
   return {
@@ -546,7 +546,7 @@ export function readyComposeSuggestionsAccounts(token, accounts) {
     token,
     accounts,
   };
-};
+}
 
 export const readyComposeSuggestionsTags = (token, tags) => ({
   type: COMPOSE_SUGGESTIONS_READY,
@@ -591,7 +591,7 @@ export function selectComposeSuggestion(position, token, suggestion, path) {
       });
     }
   };
-};
+}
 
 export function updateSuggestionTags(token) {
   return {
@@ -652,19 +652,19 @@ export function mountCompose() {
   return {
     type: COMPOSE_MOUNT,
   };
-};
+}
 
 export function unmountCompose() {
   return {
     type: COMPOSE_UNMOUNT,
   };
-};
+}
 
 export function changeComposeSensitivity() {
   return {
     type: COMPOSE_SENSITIVITY_CHANGE,
   };
-};
+}
 
 export const changeComposeLanguage = language => ({
   type: COMPOSE_LANGUAGE_CHANGE,
@@ -675,21 +675,21 @@ export function changeComposeSpoilerness() {
   return {
     type: COMPOSE_SPOILERNESS_CHANGE,
   };
-};
+}
 
 export function changeComposeSpoilerText(text) {
   return {
     type: COMPOSE_SPOILER_TEXT_CHANGE,
     text,
   };
-};
+}
 
 export function changeComposeVisibility(value) {
   return {
     type: COMPOSE_VISIBILITY_CHANGE,
     value,
   };
-};
+}
 
 export function insertEmojiCompose(position, emoji, needsSpace) {
   return {
@@ -698,33 +698,33 @@ export function insertEmojiCompose(position, emoji, needsSpace) {
     emoji,
     needsSpace,
   };
-};
+}
 
 export function changeComposing(value) {
   return {
     type: COMPOSE_COMPOSING_CHANGE,
     value,
   };
-};
+}
 
 export function addPoll() {
   return {
     type: COMPOSE_POLL_ADD,
   };
-};
+}
 
 export function removePoll() {
   return {
     type: COMPOSE_POLL_REMOVE,
   };
-};
+}
 
 export function addPollOption(title) {
   return {
     type: COMPOSE_POLL_OPTION_ADD,
     title,
   };
-};
+}
 
 export function changePollOption(index, title) {
   return {
@@ -732,14 +732,14 @@ export function changePollOption(index, title) {
     index,
     title,
   };
-};
+}
 
 export function removePollOption(index) {
   return {
     type: COMPOSE_POLL_OPTION_REMOVE,
     index,
   };
-};
+}
 
 export function changePollSettings(expiresIn, isMultiple) {
   return {
@@ -747,4 +747,4 @@ export function changePollSettings(expiresIn, isMultiple) {
     expiresIn,
     isMultiple,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/custom_emojis.js b/app/javascript/mastodon/actions/custom_emojis.js
index 7b7d0091b..9ec8156b1 100644
--- a/app/javascript/mastodon/actions/custom_emojis.js
+++ b/app/javascript/mastodon/actions/custom_emojis.js
@@ -14,14 +14,14 @@ export function fetchCustomEmojis() {
       dispatch(fetchCustomEmojisFail(error));
     });
   };
-};
+}
 
 export function fetchCustomEmojisRequest() {
   return {
     type: CUSTOM_EMOJIS_FETCH_REQUEST,
     skipLoading: true,
   };
-};
+}
 
 export function fetchCustomEmojisSuccess(custom_emojis) {
   return {
@@ -29,7 +29,7 @@ export function fetchCustomEmojisSuccess(custom_emojis) {
     custom_emojis,
     skipLoading: true,
   };
-};
+}
 
 export function fetchCustomEmojisFail(error) {
   return {
@@ -37,4 +37,4 @@ export function fetchCustomEmojisFail(error) {
     error,
     skipLoading: true,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/domain_blocks.js b/app/javascript/mastodon/actions/domain_blocks.js
index 34a33a654..d06de20a2 100644
--- a/app/javascript/mastodon/actions/domain_blocks.js
+++ b/app/javascript/mastodon/actions/domain_blocks.js
@@ -29,14 +29,14 @@ export function blockDomain(domain) {
       dispatch(blockDomainFail(domain, err));
     });
   };
-};
+}
 
 export function blockDomainRequest(domain) {
   return {
     type: DOMAIN_BLOCK_REQUEST,
     domain,
   };
-};
+}
 
 export function blockDomainSuccess(domain, accounts) {
   return {
@@ -44,7 +44,7 @@ export function blockDomainSuccess(domain, accounts) {
     domain,
     accounts,
   };
-};
+}
 
 export function blockDomainFail(domain, error) {
   return {
@@ -52,7 +52,7 @@ export function blockDomainFail(domain, error) {
     domain,
     error,
   };
-};
+}
 
 export function unblockDomain(domain) {
   return (dispatch, getState) => {
@@ -66,14 +66,14 @@ export function unblockDomain(domain) {
       dispatch(unblockDomainFail(domain, err));
     });
   };
-};
+}
 
 export function unblockDomainRequest(domain) {
   return {
     type: DOMAIN_UNBLOCK_REQUEST,
     domain,
   };
-};
+}
 
 export function unblockDomainSuccess(domain, accounts) {
   return {
@@ -81,7 +81,7 @@ export function unblockDomainSuccess(domain, accounts) {
     domain,
     accounts,
   };
-};
+}
 
 export function unblockDomainFail(domain, error) {
   return {
@@ -89,7 +89,7 @@ export function unblockDomainFail(domain, error) {
     domain,
     error,
   };
-};
+}
 
 export function fetchDomainBlocks() {
   return (dispatch, getState) => {
@@ -102,13 +102,13 @@ export function fetchDomainBlocks() {
       dispatch(fetchDomainBlocksFail(err));
     });
   };
-};
+}
 
 export function fetchDomainBlocksRequest() {
   return {
     type: DOMAIN_BLOCKS_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchDomainBlocksSuccess(domains, next) {
   return {
@@ -116,14 +116,14 @@ export function fetchDomainBlocksSuccess(domains, next) {
     domains,
     next,
   };
-};
+}
 
 export function fetchDomainBlocksFail(error) {
   return {
     type: DOMAIN_BLOCKS_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function expandDomainBlocks() {
   return (dispatch, getState) => {
@@ -142,13 +142,13 @@ export function expandDomainBlocks() {
       dispatch(expandDomainBlocksFail(err));
     });
   };
-};
+}
 
 export function expandDomainBlocksRequest() {
   return {
     type: DOMAIN_BLOCKS_EXPAND_REQUEST,
   };
-};
+}
 
 export function expandDomainBlocksSuccess(domains, next) {
   return {
@@ -156,11 +156,11 @@ export function expandDomainBlocksSuccess(domains, next) {
     domains,
     next,
   };
-};
+}
 
 export function expandDomainBlocksFail(error) {
   return {
     type: DOMAIN_BLOCKS_EXPAND_FAIL,
     error,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/emojis.js b/app/javascript/mastodon/actions/emojis.js
index 7cd9d4b7b..3b5d53996 100644
--- a/app/javascript/mastodon/actions/emojis.js
+++ b/app/javascript/mastodon/actions/emojis.js
@@ -11,4 +11,4 @@ export function useEmoji(emoji) {
 
     dispatch(saveSettings());
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/favourites.js b/app/javascript/mastodon/actions/favourites.js
index 9448b1efe..7388e0c58 100644
--- a/app/javascript/mastodon/actions/favourites.js
+++ b/app/javascript/mastodon/actions/favourites.js
@@ -25,14 +25,14 @@ export function fetchFavouritedStatuses() {
       dispatch(fetchFavouritedStatusesFail(error));
     });
   };
-};
+}
 
 export function fetchFavouritedStatusesRequest() {
   return {
     type: FAVOURITED_STATUSES_FETCH_REQUEST,
     skipLoading: true,
   };
-};
+}
 
 export function fetchFavouritedStatusesSuccess(statuses, next) {
   return {
@@ -41,7 +41,7 @@ export function fetchFavouritedStatusesSuccess(statuses, next) {
     next,
     skipLoading: true,
   };
-};
+}
 
 export function fetchFavouritedStatusesFail(error) {
   return {
@@ -49,7 +49,7 @@ export function fetchFavouritedStatusesFail(error) {
     error,
     skipLoading: true,
   };
-};
+}
 
 export function expandFavouritedStatuses() {
   return (dispatch, getState) => {
@@ -69,13 +69,13 @@ export function expandFavouritedStatuses() {
       dispatch(expandFavouritedStatusesFail(error));
     });
   };
-};
+}
 
 export function expandFavouritedStatusesRequest() {
   return {
     type: FAVOURITED_STATUSES_EXPAND_REQUEST,
   };
-};
+}
 
 export function expandFavouritedStatusesSuccess(statuses, next) {
   return {
@@ -83,11 +83,11 @@ export function expandFavouritedStatusesSuccess(statuses, next) {
     statuses,
     next,
   };
-};
+}
 
 export function expandFavouritedStatusesFail(error) {
   return {
     type: FAVOURITED_STATUSES_EXPAND_FAIL,
     error,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/height_cache.js b/app/javascript/mastodon/actions/height_cache.js
index 4c752993f..a8645410c 100644
--- a/app/javascript/mastodon/actions/height_cache.js
+++ b/app/javascript/mastodon/actions/height_cache.js
@@ -8,10 +8,10 @@ export function setHeight (key, id, height) {
     id,
     height,
   };
-};
+}
 
 export function clearHeight () {
   return {
     type: HEIGHT_CACHE_CLEAR,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/interactions.js b/app/javascript/mastodon/actions/interactions.js
index d60ccc1fb..bc35736ff 100644
--- a/app/javascript/mastodon/actions/interactions.js
+++ b/app/javascript/mastodon/actions/interactions.js
@@ -54,7 +54,7 @@ export function reblog(status, visibility) {
       dispatch(reblogFail(status, error));
     });
   };
-};
+}
 
 export function unreblog(status) {
   return (dispatch, getState) => {
@@ -67,7 +67,7 @@ export function unreblog(status) {
       dispatch(unreblogFail(status, error));
     });
   };
-};
+}
 
 export function reblogRequest(status) {
   return {
@@ -75,7 +75,7 @@ export function reblogRequest(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function reblogSuccess(status) {
   return {
@@ -83,7 +83,7 @@ export function reblogSuccess(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function reblogFail(status, error) {
   return {
@@ -92,7 +92,7 @@ export function reblogFail(status, error) {
     error: error,
     skipLoading: true,
   };
-};
+}
 
 export function unreblogRequest(status) {
   return {
@@ -100,7 +100,7 @@ export function unreblogRequest(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function unreblogSuccess(status) {
   return {
@@ -108,7 +108,7 @@ export function unreblogSuccess(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function unreblogFail(status, error) {
   return {
@@ -117,7 +117,7 @@ export function unreblogFail(status, error) {
     error: error,
     skipLoading: true,
   };
-};
+}
 
 export function favourite(status) {
   return function (dispatch, getState) {
@@ -130,7 +130,7 @@ export function favourite(status) {
       dispatch(favouriteFail(status, error));
     });
   };
-};
+}
 
 export function unfavourite(status) {
   return (dispatch, getState) => {
@@ -143,7 +143,7 @@ export function unfavourite(status) {
       dispatch(unfavouriteFail(status, error));
     });
   };
-};
+}
 
 export function favouriteRequest(status) {
   return {
@@ -151,7 +151,7 @@ export function favouriteRequest(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function favouriteSuccess(status) {
   return {
@@ -159,7 +159,7 @@ export function favouriteSuccess(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function favouriteFail(status, error) {
   return {
@@ -168,7 +168,7 @@ export function favouriteFail(status, error) {
     error: error,
     skipLoading: true,
   };
-};
+}
 
 export function unfavouriteRequest(status) {
   return {
@@ -176,7 +176,7 @@ export function unfavouriteRequest(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function unfavouriteSuccess(status) {
   return {
@@ -184,7 +184,7 @@ export function unfavouriteSuccess(status) {
     status: status,
     skipLoading: true,
   };
-};
+}
 
 export function unfavouriteFail(status, error) {
   return {
@@ -193,7 +193,7 @@ export function unfavouriteFail(status, error) {
     error: error,
     skipLoading: true,
   };
-};
+}
 
 export function bookmark(status) {
   return function (dispatch, getState) {
@@ -206,7 +206,7 @@ export function bookmark(status) {
       dispatch(bookmarkFail(status, error));
     });
   };
-};
+}
 
 export function unbookmark(status) {
   return (dispatch, getState) => {
@@ -219,14 +219,14 @@ export function unbookmark(status) {
       dispatch(unbookmarkFail(status, error));
     });
   };
-};
+}
 
 export function bookmarkRequest(status) {
   return {
     type: BOOKMARK_REQUEST,
     status: status,
   };
-};
+}
 
 export function bookmarkSuccess(status, response) {
   return {
@@ -234,7 +234,7 @@ export function bookmarkSuccess(status, response) {
     status: status,
     response: response,
   };
-};
+}
 
 export function bookmarkFail(status, error) {
   return {
@@ -242,14 +242,14 @@ export function bookmarkFail(status, error) {
     status: status,
     error: error,
   };
-};
+}
 
 export function unbookmarkRequest(status) {
   return {
     type: UNBOOKMARK_REQUEST,
     status: status,
   };
-};
+}
 
 export function unbookmarkSuccess(status, response) {
   return {
@@ -257,7 +257,7 @@ export function unbookmarkSuccess(status, response) {
     status: status,
     response: response,
   };
-};
+}
 
 export function unbookmarkFail(status, error) {
   return {
@@ -265,7 +265,7 @@ export function unbookmarkFail(status, error) {
     status: status,
     error: error,
   };
-};
+}
 
 export function fetchReblogs(id) {
   return (dispatch, getState) => {
@@ -278,14 +278,14 @@ export function fetchReblogs(id) {
       dispatch(fetchReblogsFail(id, error));
     });
   };
-};
+}
 
 export function fetchReblogsRequest(id) {
   return {
     type: REBLOGS_FETCH_REQUEST,
     id,
   };
-};
+}
 
 export function fetchReblogsSuccess(id, accounts) {
   return {
@@ -293,14 +293,14 @@ export function fetchReblogsSuccess(id, accounts) {
     id,
     accounts,
   };
-};
+}
 
 export function fetchReblogsFail(id, error) {
   return {
     type: REBLOGS_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function fetchFavourites(id) {
   return (dispatch, getState) => {
@@ -313,14 +313,14 @@ export function fetchFavourites(id) {
       dispatch(fetchFavouritesFail(id, error));
     });
   };
-};
+}
 
 export function fetchFavouritesRequest(id) {
   return {
     type: FAVOURITES_FETCH_REQUEST,
     id,
   };
-};
+}
 
 export function fetchFavouritesSuccess(id, accounts) {
   return {
@@ -328,14 +328,14 @@ export function fetchFavouritesSuccess(id, accounts) {
     id,
     accounts,
   };
-};
+}
 
 export function fetchFavouritesFail(id, error) {
   return {
     type: FAVOURITES_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function pin(status) {
   return (dispatch, getState) => {
@@ -348,7 +348,7 @@ export function pin(status) {
       dispatch(pinFail(status, error));
     });
   };
-};
+}
 
 export function pinRequest(status) {
   return {
@@ -356,7 +356,7 @@ export function pinRequest(status) {
     status,
     skipLoading: true,
   };
-};
+}
 
 export function pinSuccess(status) {
   return {
@@ -364,7 +364,7 @@ export function pinSuccess(status) {
     status,
     skipLoading: true,
   };
-};
+}
 
 export function pinFail(status, error) {
   return {
@@ -373,7 +373,7 @@ export function pinFail(status, error) {
     error,
     skipLoading: true,
   };
-};
+}
 
 export function unpin (status) {
   return (dispatch, getState) => {
@@ -386,7 +386,7 @@ export function unpin (status) {
       dispatch(unpinFail(status, error));
     });
   };
-};
+}
 
 export function unpinRequest(status) {
   return {
@@ -394,7 +394,7 @@ export function unpinRequest(status) {
     status,
     skipLoading: true,
   };
-};
+}
 
 export function unpinSuccess(status) {
   return {
@@ -402,7 +402,7 @@ export function unpinSuccess(status) {
     status,
     skipLoading: true,
   };
-};
+}
 
 export function unpinFail(status, error) {
   return {
@@ -411,4 +411,4 @@ export function unpinFail(status, error) {
     error,
     skipLoading: true,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/markers.js b/app/javascript/mastodon/actions/markers.js
index b7f406cb8..16ec7fe77 100644
--- a/app/javascript/mastodon/actions/markers.js
+++ b/app/javascript/mastodon/actions/markers.js
@@ -101,7 +101,7 @@ export function submitMarkersSuccess({ home, notifications }) {
     home: (home || {}).last_read_id,
     notifications: (notifications || {}).last_read_id,
   };
-};
+}
 
 export function submitMarkers(params = {}) {
   const result = (dispatch, getState) => debouncedSubmitMarkers(dispatch, getState);
@@ -111,7 +111,7 @@ export function submitMarkers(params = {}) {
   }
 
   return result;
-};
+}
 
 export const fetchMarkers = () => (dispatch, getState) => {
   const params = { timeline: ['notifications'] };
@@ -130,7 +130,7 @@ export function fetchMarkersRequest() {
     type: MARKERS_FETCH_REQUEST,
     skipLoading: true,
   };
-};
+}
 
 export function fetchMarkersSuccess(markers) {
   return {
@@ -138,7 +138,7 @@ export function fetchMarkersSuccess(markers) {
     markers,
     skipLoading: true,
   };
-};
+}
 
 export function fetchMarkersFail(error) {
   return {
@@ -147,4 +147,4 @@ export function fetchMarkersFail(error) {
     skipLoading: true,
     skipAlert: true,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/modal.js b/app/javascript/mastodon/actions/modal.js
index 3e576fab8..ef2ae0e4c 100644
--- a/app/javascript/mastodon/actions/modal.js
+++ b/app/javascript/mastodon/actions/modal.js
@@ -7,7 +7,7 @@ export function openModal(type, props) {
     modalType: type,
     modalProps: props,
   };
-};
+}
 
 export function closeModal(type, options = { ignoreFocus: false }) {
   return {
@@ -15,4 +15,4 @@ export function closeModal(type, options = { ignoreFocus: false }) {
     modalType: type,
     ignoreFocus: options.ignoreFocus,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/mutes.js b/app/javascript/mastodon/actions/mutes.js
index d8874f353..cbc42a67e 100644
--- a/app/javascript/mastodon/actions/mutes.js
+++ b/app/javascript/mastodon/actions/mutes.js
@@ -26,13 +26,13 @@ export function fetchMutes() {
       dispatch(fetchRelationships(response.data.map(item => item.id)));
     }).catch(error => dispatch(fetchMutesFail(error)));
   };
-};
+}
 
 export function fetchMutesRequest() {
   return {
     type: MUTES_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchMutesSuccess(accounts, next) {
   return {
@@ -40,14 +40,14 @@ export function fetchMutesSuccess(accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function fetchMutesFail(error) {
   return {
     type: MUTES_FETCH_FAIL,
     error,
   };
-};
+}
 
 export function expandMutes() {
   return (dispatch, getState) => {
@@ -66,13 +66,13 @@ export function expandMutes() {
       dispatch(fetchRelationships(response.data.map(item => item.id)));
     }).catch(error => dispatch(expandMutesFail(error)));
   };
-};
+}
 
 export function expandMutesRequest() {
   return {
     type: MUTES_EXPAND_REQUEST,
   };
-};
+}
 
 export function expandMutesSuccess(accounts, next) {
   return {
@@ -80,14 +80,14 @@ export function expandMutesSuccess(accounts, next) {
     accounts,
     next,
   };
-};
+}
 
 export function expandMutesFail(error) {
   return {
     type: MUTES_EXPAND_FAIL,
     error,
   };
-};
+}
 
 export function initMuteModal(account) {
   return dispatch => {
diff --git a/app/javascript/mastodon/actions/notifications.js b/app/javascript/mastodon/actions/notifications.js
index d4588db2c..93588d3c0 100644
--- a/app/javascript/mastodon/actions/notifications.js
+++ b/app/javascript/mastodon/actions/notifications.js
@@ -118,7 +118,7 @@ export function updateNotifications(notification, intlMessages, intlLocale) {
       });
     }
   };
-};
+}
 
 const excludeTypesFromSettings = state => state.getIn(['settings', 'notifications', 'shows']).filter(enabled => !enabled).keySeq().toJS();
 
@@ -197,14 +197,14 @@ export function expandNotifications({ maxId, forceLoad } = {}, done = noOp) {
       done();
     });
   };
-};
+}
 
 export function expandNotificationsRequest(isLoadingMore) {
   return {
     type: NOTIFICATIONS_EXPAND_REQUEST,
     skipLoading: !isLoadingMore,
   };
-};
+}
 
 export function expandNotificationsSuccess(notifications, next, isLoadingMore, isLoadingRecent, usePendingItems) {
   return {
@@ -215,7 +215,7 @@ export function expandNotificationsSuccess(notifications, next, isLoadingMore, i
     usePendingItems,
     skipLoading: !isLoadingMore,
   };
-};
+}
 
 export function expandNotificationsFail(error, isLoadingMore) {
   return {
@@ -224,7 +224,7 @@ export function expandNotificationsFail(error, isLoadingMore) {
     skipLoading: !isLoadingMore,
     skipAlert: !isLoadingMore || error.name === 'AbortError',
   };
-};
+}
 
 export function clearNotifications() {
   return (dispatch, getState) => {
@@ -234,14 +234,14 @@ export function clearNotifications() {
 
     api(getState).post('/api/v1/notifications/clear');
   };
-};
+}
 
 export function scrollTopNotifications(top) {
   return {
     type: NOTIFICATIONS_SCROLL_TOP,
     top,
   };
-};
+}
 
 export function setFilter (filterType) {
   return dispatch => {
@@ -253,7 +253,7 @@ export function setFilter (filterType) {
     dispatch(expandNotifications({ forceLoad: true }));
     dispatch(saveSettings());
   };
-};
+}
 
 export const mountNotifications = () => ({
   type: NOTIFICATIONS_MOUNT,
@@ -291,7 +291,7 @@ export function requestBrowserPermission(callback = noOp) {
       callback(permission);
     });
   };
-};
+}
 
 export function setBrowserSupport (value) {
   return {
diff --git a/app/javascript/mastodon/actions/pin_statuses.js b/app/javascript/mastodon/actions/pin_statuses.js
index 77abba7b5..e2de98ca9 100644
--- a/app/javascript/mastodon/actions/pin_statuses.js
+++ b/app/javascript/mastodon/actions/pin_statuses.js
@@ -18,13 +18,13 @@ export function fetchPinnedStatuses() {
       dispatch(fetchPinnedStatusesFail(error));
     });
   };
-};
+}
 
 export function fetchPinnedStatusesRequest() {
   return {
     type: PINNED_STATUSES_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchPinnedStatusesSuccess(statuses, next) {
   return {
@@ -32,11 +32,11 @@ export function fetchPinnedStatusesSuccess(statuses, next) {
     statuses,
     next,
   };
-};
+}
 
 export function fetchPinnedStatusesFail(error) {
   return {
     type: PINNED_STATUSES_FETCH_FAIL,
     error,
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/search.js b/app/javascript/mastodon/actions/search.js
index e333c0ea7..666c6c223 100644
--- a/app/javascript/mastodon/actions/search.js
+++ b/app/javascript/mastodon/actions/search.js
@@ -19,13 +19,13 @@ export function changeSearch(value) {
     type: SEARCH_CHANGE,
     value,
   };
-};
+}
 
 export function clearSearch() {
   return {
     type: SEARCH_CLEAR,
   };
-};
+}
 
 export function submitSearch() {
   return (dispatch, getState) => {
@@ -60,13 +60,13 @@ export function submitSearch() {
       dispatch(fetchSearchFail(error));
     });
   };
-};
+}
 
 export function fetchSearchRequest() {
   return {
     type: SEARCH_FETCH_REQUEST,
   };
-};
+}
 
 export function fetchSearchSuccess(results, searchTerm) {
   return {
@@ -74,14 +74,14 @@ export function fetchSearchSuccess(results, searchTerm) {
     results,
     searchTerm,
   };
-};
+}
 
 export function fetchSearchFail(error) {
   return {
     type: SEARCH_FETCH_FAIL,
     error,
   };
-};
+}
 
 export const expandSearch = type => (dispatch, getState) => {
   const value  = getState().getIn(['search', 'value']);
diff --git a/app/javascript/mastodon/actions/settings.js b/app/javascript/mastodon/actions/settings.js
index 6bf85e464..6ae001b6f 100644
--- a/app/javascript/mastodon/actions/settings.js
+++ b/app/javascript/mastodon/actions/settings.js
@@ -15,7 +15,7 @@ export function changeSetting(path, value) {
 
     dispatch(saveSettings());
   };
-};
+}
 
 const debouncedSave = debounce((dispatch, getState) => {
   if (getState().getIn(['settings', 'saved'])) {
@@ -31,4 +31,4 @@ const debouncedSave = debounce((dispatch, getState) => {
 
 export function saveSettings() {
   return (dispatch, getState) => debouncedSave(dispatch, getState);
-};
+}
diff --git a/app/javascript/mastodon/actions/statuses.js b/app/javascript/mastodon/actions/statuses.js
index 4ae1b21e0..275280a53 100644
--- a/app/javascript/mastodon/actions/statuses.js
+++ b/app/javascript/mastodon/actions/statuses.js
@@ -45,7 +45,7 @@ export function fetchStatusRequest(id, skipLoading) {
     id,
     skipLoading,
   };
-};
+}
 
 export function fetchStatus(id, forceFetch = false) {
   return (dispatch, getState) => {
@@ -66,14 +66,14 @@ export function fetchStatus(id, forceFetch = false) {
       dispatch(fetchStatusFail(id, error, skipLoading));
     });
   };
-};
+}
 
 export function fetchStatusSuccess(skipLoading) {
   return {
     type: STATUS_FETCH_SUCCESS,
     skipLoading,
   };
-};
+}
 
 export function fetchStatusFail(id, error, skipLoading) {
   return {
@@ -83,7 +83,7 @@ export function fetchStatusFail(id, error, skipLoading) {
     skipLoading,
     skipAlert: true,
   };
-};
+}
 
 export function redraft(status, raw_text) {
   return {
@@ -91,7 +91,7 @@ export function redraft(status, raw_text) {
     status,
     raw_text,
   };
-};
+}
 
 export const editStatus = (id, routerHistory) => (dispatch, getState) => {
   let status = getState().getIn(['statuses', id]);
@@ -147,21 +147,21 @@ export function deleteStatus(id, routerHistory, withRedraft = false) {
       dispatch(deleteStatusFail(id, error));
     });
   };
-};
+}
 
 export function deleteStatusRequest(id) {
   return {
     type: STATUS_DELETE_REQUEST,
     id: id,
   };
-};
+}
 
 export function deleteStatusSuccess(id) {
   return {
     type: STATUS_DELETE_SUCCESS,
     id: id,
   };
-};
+}
 
 export function deleteStatusFail(id, error) {
   return {
@@ -169,7 +169,7 @@ export function deleteStatusFail(id, error) {
     id: id,
     error: error,
   };
-};
+}
 
 export const updateStatus = status => dispatch =>
   dispatch(importFetchedStatus(status));
@@ -190,14 +190,14 @@ export function fetchContext(id) {
       dispatch(fetchContextFail(id, error));
     });
   };
-};
+}
 
 export function fetchContextRequest(id) {
   return {
     type: CONTEXT_FETCH_REQUEST,
     id,
   };
-};
+}
 
 export function fetchContextSuccess(id, ancestors, descendants) {
   return {
@@ -207,7 +207,7 @@ export function fetchContextSuccess(id, ancestors, descendants) {
     descendants,
     statuses: ancestors.concat(descendants),
   };
-};
+}
 
 export function fetchContextFail(id, error) {
   return {
@@ -216,7 +216,7 @@ export function fetchContextFail(id, error) {
     error,
     skipAlert: true,
   };
-};
+}
 
 export function muteStatus(id) {
   return (dispatch, getState) => {
@@ -228,21 +228,21 @@ export function muteStatus(id) {
       dispatch(muteStatusFail(id, error));
     });
   };
-};
+}
 
 export function muteStatusRequest(id) {
   return {
     type: STATUS_MUTE_REQUEST,
     id,
   };
-};
+}
 
 export function muteStatusSuccess(id) {
   return {
     type: STATUS_MUTE_SUCCESS,
     id,
   };
-};
+}
 
 export function muteStatusFail(id, error) {
   return {
@@ -250,7 +250,7 @@ export function muteStatusFail(id, error) {
     id,
     error,
   };
-};
+}
 
 export function unmuteStatus(id) {
   return (dispatch, getState) => {
@@ -262,21 +262,21 @@ export function unmuteStatus(id) {
       dispatch(unmuteStatusFail(id, error));
     });
   };
-};
+}
 
 export function unmuteStatusRequest(id) {
   return {
     type: STATUS_UNMUTE_REQUEST,
     id,
   };
-};
+}
 
 export function unmuteStatusSuccess(id) {
   return {
     type: STATUS_UNMUTE_SUCCESS,
     id,
   };
-};
+}
 
 export function unmuteStatusFail(id, error) {
   return {
@@ -284,7 +284,7 @@ export function unmuteStatusFail(id, error) {
     id,
     error,
   };
-};
+}
 
 export function hideStatus(ids) {
   if (!Array.isArray(ids)) {
@@ -295,7 +295,7 @@ export function hideStatus(ids) {
     type: STATUS_HIDE,
     ids,
   };
-};
+}
 
 export function revealStatus(ids) {
   if (!Array.isArray(ids)) {
@@ -306,7 +306,7 @@ export function revealStatus(ids) {
     type: STATUS_REVEAL,
     ids,
   };
-};
+}
 
 export function toggleStatusCollapse(id, isCollapsed) {
   return {
@@ -314,7 +314,7 @@ export function toggleStatusCollapse(id, isCollapsed) {
     id,
     isCollapsed,
   };
-};
+}
 
 export const translateStatus = id => (dispatch, getState) => {
   dispatch(translateStatusRequest(id));
diff --git a/app/javascript/mastodon/actions/store.js b/app/javascript/mastodon/actions/store.js
index 34dcafc51..b3030467b 100644
--- a/app/javascript/mastodon/actions/store.js
+++ b/app/javascript/mastodon/actions/store.js
@@ -21,4 +21,4 @@ export function hydrateStore(rawState) {
     dispatch(hydrateCompose());
     dispatch(importFetchedAccounts(Object.values(rawState.accounts)));
   };
-};
+}
diff --git a/app/javascript/mastodon/actions/suggestions.js b/app/javascript/mastodon/actions/suggestions.js
index 1f1116e75..9e8cd1ea4 100644
--- a/app/javascript/mastodon/actions/suggestions.js
+++ b/app/javascript/mastodon/actions/suggestions.js
@@ -21,14 +21,14 @@ export function fetchSuggestions(withRelationships = false) {
       }
     }).catch(error => dispatch(fetchSuggestionsFail(error)));
   };
-};
+}
 
 export function fetchSuggestionsRequest() {
   return {
     type: SUGGESTIONS_FETCH_REQUEST,
     skipLoading: true,
   };
-};
+}
 
 export function fetchSuggestionsSuccess(suggestions) {
   return {
@@ -36,7 +36,7 @@ export function fetchSuggestionsSuccess(suggestions) {
     suggestions,
     skipLoading: true,
   };
-};
+}
 
 export function fetchSuggestionsFail(error) {
   return {
@@ -45,7 +45,7 @@ export function fetchSuggestionsFail(error) {
     skipLoading: true,
     skipAlert: true,
   };
-};
+}
 
 export const dismissSuggestion = accountId => (dispatch, getState) => {
   dispatch({
diff --git a/app/javascript/mastodon/actions/timelines.js b/app/javascript/mastodon/actions/timelines.js
index a3434908f..4f772a55f 100644
--- a/app/javascript/mastodon/actions/timelines.js
+++ b/app/javascript/mastodon/actions/timelines.js
@@ -51,7 +51,7 @@ export function updateTimeline(timeline, status, accept) {
       dispatch(submitMarkers());
     }
   };
-};
+}
 
 export function deleteFromTimelines(id) {
   return (dispatch, getState) => {
@@ -67,13 +67,13 @@ export function deleteFromTimelines(id) {
       reblogOf,
     });
   };
-};
+}
 
 export function clearTimeline(timeline) {
   return (dispatch) => {
     dispatch({ type: TIMELINE_CLEAR, timeline });
   };
-};
+}
 
 const noOp = () => {};
 
@@ -122,7 +122,7 @@ export function expandTimeline(timelineId, path, params = {}, done = noOp) {
       done();
     });
   };
-};
+}
 
 export function fillTimelineGaps(timelineId, path, params = {}, done = noOp) {
   return (dispatch, getState) => {
@@ -168,7 +168,7 @@ export function expandTimelineRequest(timeline, isLoadingMore) {
     timeline,
     skipLoading: !isLoadingMore,
   };
-};
+}
 
 export function expandTimelineSuccess(timeline, statuses, next, partial, isLoadingRecent, isLoadingMore, usePendingItems) {
   return {
@@ -181,7 +181,7 @@ export function expandTimelineSuccess(timeline, statuses, next, partial, isLoadi
     usePendingItems,
     skipLoading: !isLoadingMore,
   };
-};
+}
 
 export function expandTimelineFail(timeline, error, isLoadingMore) {
   return {
@@ -191,7 +191,7 @@ export function expandTimelineFail(timeline, error, isLoadingMore) {
     skipLoading: !isLoadingMore,
     skipNotFound: timeline.startsWith('account:'),
   };
-};
+}
 
 export function scrollTopTimeline(timeline, top) {
   return {
@@ -199,7 +199,7 @@ export function scrollTopTimeline(timeline, top) {
     timeline,
     top,
   };
-};
+}
 
 export function connectTimeline(timeline) {
   return {
@@ -207,7 +207,7 @@ export function connectTimeline(timeline) {
     timeline,
     usePendingItems: preferPendingItems,
   };
-};
+}
 
 export const disconnectTimeline = timeline => ({
   type: TIMELINE_DISCONNECT,
diff --git a/app/javascript/mastodon/common.js b/app/javascript/mastodon/common.js
index 6818aa5d5..8f3505303 100644
--- a/app/javascript/mastodon/common.js
+++ b/app/javascript/mastodon/common.js
@@ -9,4 +9,4 @@ export function start() {
   } catch (e) {
     // If called twice
   }
-};
+}
diff --git a/app/javascript/mastodon/compare_id.js b/app/javascript/mastodon/compare_id.js
index 66cf51c4b..d2bd74f44 100644
--- a/app/javascript/mastodon/compare_id.js
+++ b/app/javascript/mastodon/compare_id.js
@@ -8,4 +8,4 @@ export default function compareId (id1, id2) {
   } else {
     return id1.length > id2.length ? 1 : -1;
   }
-};
+}
diff --git a/app/javascript/mastodon/components/admin/Retention.js b/app/javascript/mastodon/components/admin/Retention.js
index 47c9e7151..f312a45eb 100644
--- a/app/javascript/mastodon/components/admin/Retention.js
+++ b/app/javascript/mastodon/components/admin/Retention.js
@@ -137,7 +137,7 @@ export default class Retention extends React.PureComponent {
       break;
     default:
       title = <FormattedMessage id='admin.dashboard.monthly_retention' defaultMessage='User retention rate by month after sign-up' />;
-    };
+    }
 
     return (
       <div className='retention'>
diff --git a/app/javascript/mastodon/features/closed_registrations_modal/index.js b/app/javascript/mastodon/features/closed_registrations_modal/index.js
index 275bd50aa..e6540e825 100644
--- a/app/javascript/mastodon/features/closed_registrations_modal/index.js
+++ b/app/javascript/mastodon/features/closed_registrations_modal/index.js
@@ -72,4 +72,4 @@ class ClosedRegistrationsModal extends ImmutablePureComponent {
     );
   }
 
-};
+}
diff --git a/app/javascript/mastodon/features/compose/util/counter.js b/app/javascript/mastodon/features/compose/util/counter.js
index 7aa9e87b1..5a68bad99 100644
--- a/app/javascript/mastodon/features/compose/util/counter.js
+++ b/app/javascript/mastodon/features/compose/util/counter.js
@@ -6,4 +6,4 @@ export function countableText(inputText) {
   return inputText
     .replace(urlRegex, urlPlaceholder)
     .replace(/(^|[^\/\w])@(([a-z0-9_]+)@[a-z0-9\.\-]+[a-z0-9]+)/ig, '$1@$3');
-};
+}
diff --git a/app/javascript/mastodon/features/hashtag_timeline/components/column_settings.js b/app/javascript/mastodon/features/hashtag_timeline/components/column_settings.js
index ede8907e5..ac7863ed3 100644
--- a/app/javascript/mastodon/features/hashtag_timeline/components/column_settings.js
+++ b/app/javascript/mastodon/features/hashtag_timeline/components/column_settings.js
@@ -38,7 +38,7 @@ class ColumnSettings extends React.PureComponent {
     } else {
       return tags;
     }
-  };
+  }
 
   onSelect = mode => value => {
     const oldValue = this.tags(mode);
@@ -98,7 +98,7 @@ class ColumnSettings extends React.PureComponent {
     default:
       return '';
     }
-  };
+  }
 
   render () {
     const { settings, onChange } = this.props;
diff --git a/app/javascript/mastodon/features/list_timeline/index.js b/app/javascript/mastodon/features/list_timeline/index.js
index f1829d34d..c2e72e2e9 100644
--- a/app/javascript/mastodon/features/list_timeline/index.js
+++ b/app/javascript/mastodon/features/list_timeline/index.js
@@ -126,7 +126,7 @@ class ListTimeline extends React.PureComponent {
       onConfirm: () => {
         dispatch(deleteList(id));
 
-        if (!!columnId) {
+        if (columnId) {
           dispatch(removeColumn(columnId));
         } else {
           this.context.router.history.push('/lists');
diff --git a/app/javascript/mastodon/features/ui/components/disabled_account_banner.js b/app/javascript/mastodon/features/ui/components/disabled_account_banner.js
index cc8cc3285..038cc3553 100644
--- a/app/javascript/mastodon/features/ui/components/disabled_account_banner.js
+++ b/app/javascript/mastodon/features/ui/components/disabled_account_banner.js
@@ -89,4 +89,4 @@ class DisabledAccountBanner extends React.PureComponent {
     );
   }
 
-};
+}
diff --git a/app/javascript/mastodon/features/ui/components/link_footer.js b/app/javascript/mastodon/features/ui/components/link_footer.js
index c29aac418..2b83d6378 100644
--- a/app/javascript/mastodon/features/ui/components/link_footer.js
+++ b/app/javascript/mastodon/features/ui/components/link_footer.js
@@ -91,4 +91,4 @@ class LinkFooter extends React.PureComponent {
     );
   }
 
-};
+}
diff --git a/app/javascript/mastodon/features/ui/util/react_router_helpers.js b/app/javascript/mastodon/features/ui/util/react_router_helpers.js
index 2ee06c3ff..205dd6f10 100644
--- a/app/javascript/mastodon/features/ui/util/react_router_helpers.js
+++ b/app/javascript/mastodon/features/ui/util/react_router_helpers.js
@@ -46,7 +46,7 @@ export class WrappedRoute extends React.Component {
     return {
       hasError: true,
     };
-  };
+  }
 
   state = {
     hasError: false,
diff --git a/app/javascript/mastodon/middleware/errors.js b/app/javascript/mastodon/middleware/errors.js
index 0a65fd321..708df6bb8 100644
--- a/app/javascript/mastodon/middleware/errors.js
+++ b/app/javascript/mastodon/middleware/errors.js
@@ -14,4 +14,4 @@ export default function errorsMiddleware() {
 
     return next(action);
   };
-};
+}
diff --git a/app/javascript/mastodon/middleware/loading_bar.js b/app/javascript/mastodon/middleware/loading_bar.js
index a98f1bb2b..da8cc4c7d 100644
--- a/app/javascript/mastodon/middleware/loading_bar.js
+++ b/app/javascript/mastodon/middleware/loading_bar.js
@@ -22,4 +22,4 @@ export default function loadingBarMiddleware(config = {}) {
 
     return next(action);
   };
-};
+}
diff --git a/app/javascript/mastodon/middleware/sounds.js b/app/javascript/mastodon/middleware/sounds.js
index 9f1bc02b9..7f2388983 100644
--- a/app/javascript/mastodon/middleware/sounds.js
+++ b/app/javascript/mastodon/middleware/sounds.js
@@ -43,4 +43,4 @@ export default function soundsMiddleware() {
 
     return next(action);
   };
-};
+}
diff --git a/app/javascript/mastodon/reducers/accounts.js b/app/javascript/mastodon/reducers/accounts.js
index b5589668c..44973e939 100644
--- a/app/javascript/mastodon/reducers/accounts.js
+++ b/app/javascript/mastodon/reducers/accounts.js
@@ -35,4 +35,4 @@ export default function accounts(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/accounts_counters.js b/app/javascript/mastodon/reducers/accounts_counters.js
index 9ebf72af9..4e1256d1b 100644
--- a/app/javascript/mastodon/reducers/accounts_counters.js
+++ b/app/javascript/mastodon/reducers/accounts_counters.js
@@ -35,4 +35,4 @@ export default function accountsCounters(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/accounts_map.js b/app/javascript/mastodon/reducers/accounts_map.js
index 444bbda19..8412ad4d0 100644
--- a/app/javascript/mastodon/reducers/accounts_map.js
+++ b/app/javascript/mastodon/reducers/accounts_map.js
@@ -17,4 +17,4 @@ export default function accountsMap(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/alerts.js b/app/javascript/mastodon/reducers/alerts.js
index c62ab0dfd..5b3010a59 100644
--- a/app/javascript/mastodon/reducers/alerts.js
+++ b/app/javascript/mastodon/reducers/alerts.js
@@ -23,4 +23,4 @@ export default function alerts(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/announcements.js b/app/javascript/mastodon/reducers/announcements.js
index 34e08eac8..b53f93a4a 100644
--- a/app/javascript/mastodon/reducers/announcements.js
+++ b/app/javascript/mastodon/reducers/announcements.js
@@ -99,4 +99,4 @@ export default function announcementsReducer(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/compose.js b/app/javascript/mastodon/reducers/compose.js
index 60b0cfb57..9ce7e97ed 100644
--- a/app/javascript/mastodon/reducers/compose.js
+++ b/app/javascript/mastodon/reducers/compose.js
@@ -108,7 +108,7 @@ function statusToTextMentions(state, status) {
   }
 
   return set.union(status.get('mentions').filterNot(mention => mention.get('id') === me).map(mention => `@${mention.get('acct')} `)).join('');
-};
+}
 
 function clearAll(state) {
   return state.withMutations(map => {
@@ -126,7 +126,7 @@ function clearAll(state) {
     map.set('poll', null);
     map.set('idempotencyKey', uuid());
   });
-};
+}
 
 function appendMedia(state, media, file) {
   const prevSize = state.get('media_attachments').size;
@@ -146,7 +146,7 @@ function appendMedia(state, media, file) {
       map.set('sensitive', true);
     }
   });
-};
+}
 
 function removeMedia(state, mediaId) {
   const prevSize = state.get('media_attachments').size;
@@ -159,7 +159,7 @@ function removeMedia(state, mediaId) {
       map.set('sensitive', false);
     }
   });
-};
+}
 
 const insertSuggestion = (state, position, token, completion, path) => {
   return state.withMutations(map => {
@@ -524,4 +524,4 @@ export default function compose(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/contexts.js b/app/javascript/mastodon/reducers/contexts.js
index 4c2d6cc8a..7aa95b5d5 100644
--- a/app/javascript/mastodon/reducers/contexts.js
+++ b/app/javascript/mastodon/reducers/contexts.js
@@ -103,4 +103,4 @@ export default function replies(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/conversations.js b/app/javascript/mastodon/reducers/conversations.js
index 975418eda..feccf18f0 100644
--- a/app/javascript/mastodon/reducers/conversations.js
+++ b/app/javascript/mastodon/reducers/conversations.js
@@ -113,4 +113,4 @@ export default function conversations(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/custom_emojis.js b/app/javascript/mastodon/reducers/custom_emojis.js
index d2c801ade..0338c2e53 100644
--- a/app/javascript/mastodon/reducers/custom_emojis.js
+++ b/app/javascript/mastodon/reducers/custom_emojis.js
@@ -12,4 +12,4 @@ export default function custom_emojis(state = initialState, action) {
   }
 
   return state;
-};
+}
diff --git a/app/javascript/mastodon/reducers/domain_lists.js b/app/javascript/mastodon/reducers/domain_lists.js
index eff97fbd6..6bf8cee68 100644
--- a/app/javascript/mastodon/reducers/domain_lists.js
+++ b/app/javascript/mastodon/reducers/domain_lists.js
@@ -22,4 +22,4 @@ export default function domainLists(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/filters.js b/app/javascript/mastodon/reducers/filters.js
index f4f97cd3a..e1f014046 100644
--- a/app/javascript/mastodon/reducers/filters.js
+++ b/app/javascript/mastodon/reducers/filters.js
@@ -41,4 +41,4 @@ export default function filters(state = ImmutableMap(), action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/height_cache.js b/app/javascript/mastodon/reducers/height_cache.js
index 2f5716fae..77a59c8c5 100644
--- a/app/javascript/mastodon/reducers/height_cache.js
+++ b/app/javascript/mastodon/reducers/height_cache.js
@@ -20,4 +20,4 @@ export default function statuses(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/list_adder.js b/app/javascript/mastodon/reducers/list_adder.js
index b8c1b0e26..b144610a5 100644
--- a/app/javascript/mastodon/reducers/list_adder.js
+++ b/app/javascript/mastodon/reducers/list_adder.js
@@ -44,4 +44,4 @@ export default function listAdderReducer(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/list_editor.js b/app/javascript/mastodon/reducers/list_editor.js
index 91e524dd5..6e020dbe6 100644
--- a/app/javascript/mastodon/reducers/list_editor.js
+++ b/app/javascript/mastodon/reducers/list_editor.js
@@ -93,4 +93,4 @@ export default function listEditorReducer(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/lists.js b/app/javascript/mastodon/reducers/lists.js
index f30ffbcbd..ba3e2b3cb 100644
--- a/app/javascript/mastodon/reducers/lists.js
+++ b/app/javascript/mastodon/reducers/lists.js
@@ -34,4 +34,4 @@ export default function lists(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/markers.js b/app/javascript/mastodon/reducers/markers.js
index fb1572ff5..e3d1b1936 100644
--- a/app/javascript/mastodon/reducers/markers.js
+++ b/app/javascript/mastodon/reducers/markers.js
@@ -22,4 +22,4 @@ export default function markers(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/media_attachments.js b/app/javascript/mastodon/reducers/media_attachments.js
index 24119f628..7a155b77f 100644
--- a/app/javascript/mastodon/reducers/media_attachments.js
+++ b/app/javascript/mastodon/reducers/media_attachments.js
@@ -12,4 +12,4 @@ export default function meta(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/meta.js b/app/javascript/mastodon/reducers/meta.js
index 5040a340f..755dd7390 100644
--- a/app/javascript/mastodon/reducers/meta.js
+++ b/app/javascript/mastodon/reducers/meta.js
@@ -19,4 +19,4 @@ export default function meta(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/missed_updates.js b/app/javascript/mastodon/reducers/missed_updates.js
index b71d62d82..a3141d854 100644
--- a/app/javascript/mastodon/reducers/missed_updates.js
+++ b/app/javascript/mastodon/reducers/missed_updates.js
@@ -18,4 +18,4 @@ export default function missed_updates(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/modal.js b/app/javascript/mastodon/reducers/modal.js
index 3eab07d9d..edde2f947 100644
--- a/app/javascript/mastodon/reducers/modal.js
+++ b/app/javascript/mastodon/reducers/modal.js
@@ -36,4 +36,4 @@ export default function modal(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/notifications.js b/app/javascript/mastodon/reducers/notifications.js
index eb5368198..44fa1c613 100644
--- a/app/javascript/mastodon/reducers/notifications.js
+++ b/app/javascript/mastodon/reducers/notifications.js
@@ -303,4 +303,4 @@ export default function notifications(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/picture_in_picture.js b/app/javascript/mastodon/reducers/picture_in_picture.js
index 48772ae7f..10fbc1695 100644
--- a/app/javascript/mastodon/reducers/picture_in_picture.js
+++ b/app/javascript/mastodon/reducers/picture_in_picture.js
@@ -22,4 +22,4 @@ export default function pictureInPicture(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/push_notifications.js b/app/javascript/mastodon/reducers/push_notifications.js
index c48cfb705..6a62ecb81 100644
--- a/app/javascript/mastodon/reducers/push_notifications.js
+++ b/app/javascript/mastodon/reducers/push_notifications.js
@@ -50,4 +50,4 @@ export default function push_subscriptions(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/relationships.js b/app/javascript/mastodon/reducers/relationships.js
index 850ece351..a3b01a0f6 100644
--- a/app/javascript/mastodon/reducers/relationships.js
+++ b/app/javascript/mastodon/reducers/relationships.js
@@ -82,4 +82,4 @@ export default function relationships(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/search.js b/app/javascript/mastodon/reducers/search.js
index 7dceac6b9..d3e71da9d 100644
--- a/app/javascript/mastodon/reducers/search.js
+++ b/app/javascript/mastodon/reducers/search.js
@@ -64,4 +64,4 @@ export default function search(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/settings.js b/app/javascript/mastodon/reducers/settings.js
index f9d3236e4..f48d58bdc 100644
--- a/app/javascript/mastodon/reducers/settings.js
+++ b/app/javascript/mastodon/reducers/settings.js
@@ -171,4 +171,4 @@ export default function settings(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/status_lists.js b/app/javascript/mastodon/reducers/status_lists.js
index 106f64d32..b1716e9cf 100644
--- a/app/javascript/mastodon/reducers/status_lists.js
+++ b/app/javascript/mastodon/reducers/status_lists.js
@@ -145,4 +145,4 @@ export default function statusLists(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/statuses.js b/app/javascript/mastodon/reducers/statuses.js
index c30c1e2cc..a39ac6b64 100644
--- a/app/javascript/mastodon/reducers/statuses.js
+++ b/app/javascript/mastodon/reducers/statuses.js
@@ -92,4 +92,4 @@ export default function statuses(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/suggestions.js b/app/javascript/mastodon/reducers/suggestions.js
index 1a6e66ee7..0b4bc7789 100644
--- a/app/javascript/mastodon/reducers/suggestions.js
+++ b/app/javascript/mastodon/reducers/suggestions.js
@@ -34,4 +34,4 @@ export default function suggestionsReducer(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/tags.js b/app/javascript/mastodon/reducers/tags.js
index d24098e39..ea73af452 100644
--- a/app/javascript/mastodon/reducers/tags.js
+++ b/app/javascript/mastodon/reducers/tags.js
@@ -22,4 +22,4 @@ export default function tags(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/timelines.js b/app/javascript/mastodon/reducers/timelines.js
index d72109e69..973e3cf18 100644
--- a/app/javascript/mastodon/reducers/timelines.js
+++ b/app/javascript/mastodon/reducers/timelines.js
@@ -223,4 +223,4 @@ export default function timelines(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/trends.js b/app/javascript/mastodon/reducers/trends.js
index 3e01bd07d..3d5f6ecd6 100644
--- a/app/javascript/mastodon/reducers/trends.js
+++ b/app/javascript/mastodon/reducers/trends.js
@@ -43,4 +43,4 @@ export default function trendsReducer(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/reducers/user_lists.js b/app/javascript/mastodon/reducers/user_lists.js
index 88b51fb63..2a80cf639 100644
--- a/app/javascript/mastodon/reducers/user_lists.js
+++ b/app/javascript/mastodon/reducers/user_lists.js
@@ -187,4 +187,4 @@ export default function userLists(state = initialState, action) {
   default:
     return state;
   }
-};
+}
diff --git a/app/javascript/mastodon/store/configureStore.js b/app/javascript/mastodon/store/configureStore.js
index e18af842f..0e0d45c66 100644
--- a/app/javascript/mastodon/store/configureStore.js
+++ b/app/javascript/mastodon/store/configureStore.js
@@ -12,4 +12,4 @@ export default function configureStore() {
     errorsMiddleware(),
     soundsMiddleware(),
   ), window.__REDUX_DEVTOOLS_EXTENSION__ ? window.__REDUX_DEVTOOLS_EXTENSION__() : f => f));
-};
+}
diff --git a/app/javascript/mastodon/uuid.js b/app/javascript/mastodon/uuid.js
index be1899305..0d2cfaa77 100644
--- a/app/javascript/mastodon/uuid.js
+++ b/app/javascript/mastodon/uuid.js
@@ -1,3 +1,3 @@
 export default function uuid(a) {
   return a ? (a^Math.random() * 16 >> a / 4).toString(16) : ([1e7]+-1e3+-4e3+-8e3+-1e11).replace(/[018]/g, uuid);
-};
+}
diff --git a/streaming/index.js b/streaming/index.js
index 34bf1d1fc..0350c488d 100644
--- a/streaming/index.js
+++ b/streaming/index.js
@@ -717,7 +717,7 @@ const startWorker = async (workerId) => {
 
             Object.keys(req.cachedFilters).forEach((key) => {
               req.cachedFilters[key].regexp = new RegExp(req.cachedFilters[key].keywords.map(([keyword, whole_word]) => {
-                let expr = keyword.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');;
+                let expr = keyword.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
 
                 if (whole_word) {
                   if (/^[\w]/.test(expr)) {