diff --git a/typings/custom-element-defs.d.ts b/typings/custom-element-defs.d.ts
index 5e924809405a..d69d37b09ce9 100644
--- a/typings/custom-element-defs.d.ts
+++ b/typings/custom-element-defs.d.ts
@@ -2,6 +2,6 @@
 // unit testing. See http://stackoverflow.com/a/29833832 for more
 // details.
 interface HTMLElement {
-    getControllerScope?: (() => ng.IScope),
-    getLocalControllerScope?: (() => ng.IController)
+    getControllerScope?: (() => ng.IScope);
+    getLocalControllerScope?: (() => ng.IController);
 }
diff --git a/typings/guppy-defs-f509e155dc66f6310737c328cbfbc35b85194be2.d.ts b/typings/guppy-defs-f509e155dc66f6310737c328cbfbc35b85194be2.d.ts
index cef5a059c543..414074366aa8 100644
--- a/typings/guppy-defs-f509e155dc66f6310737c328cbfbc35b85194be2.d.ts
+++ b/typings/guppy-defs-f509e155dc66f6310737c328cbfbc35b85194be2.d.ts
@@ -21,7 +21,7 @@ interface GuppyInitConfig {
     debug?: Function;
     error?: Function;
     focus?: Function;
-  }
+  };
   settings?: {
     xml_content?: string;
     autoreplace?: string;
@@ -30,7 +30,7 @@ interface GuppyInitConfig {
     blacklist?: string[];
     buttons?: string[];
     cliptype?: string;
-  }
+  };
   callback?: Function;
 }
 
@@ -100,9 +100,9 @@ declare namespace Guppy {
     name: string, symbol: Object, template?: string): void;
   export function get_loc(
     x: number, y: number, current_node?: Object, current_caret?: Object): {
-      current: Object,
-      caret: number,
-      pos: string
+      current: Object;
+      caret: number;
+      pos: string;
     };
   export let kb: Object;
   export function make_button(url: string, cb: Function): HTMLImageElement;
diff --git a/typings/karma-fixtures.d.ts b/typings/karma-fixtures.d.ts
index 02b427ba29cd..27731ec1d010 100644
--- a/typings/karma-fixtures.d.ts
+++ b/typings/karma-fixtures.d.ts
@@ -6,8 +6,8 @@ interface KNN {
   'fingerprint_data': {
     [key: number]: {
       class: number;
-      fingerprint: number[][]
-    }
+      fingerprint: number[][];
+    };
   };
   'token_to_id': {
     [key: string]: number;
@@ -35,7 +35,7 @@ interface SVM {
 type ClassifierAccuracyTest = {
   'answer_group_index': number;
   'answers': {
-    code: string
+    code: string;
   }[];
 }[];
 
@@ -195,7 +195,7 @@ interface RuleTemplates {
     StartsWith: RuleDescription;
     Contains: RuleDescription;
     FuzzyEquals: RuleDescription;
-  }
+  };
 }
 
 interface KarmaFixtures {
diff --git a/typings/pencil-code-embed-defs.d.ts b/typings/pencil-code-embed-defs.d.ts
index 7b5603eb8f85..3e1f68c7cf7a 100644
--- a/typings/pencil-code-embed-defs.d.ts
+++ b/typings/pencil-code-embed-defs.d.ts
@@ -3,8 +3,8 @@
 // only class exported by the library.
 
 interface SetupCode {
-  code: string,
-  type: string
+  code: string;
+  type: string;
 }
 
 declare class PencilCodeEmbed {
diff --git a/typings/skulpt-defs-7b61d.d.ts b/typings/skulpt-defs-7b61d.d.ts
index d2635689f129..54aaf5b0e6c5 100644
--- a/typings/skulpt-defs-7b61d.d.ts
+++ b/typings/skulpt-defs-7b61d.d.ts
@@ -32,7 +32,7 @@ interface SkulptPython {
 
 interface SkulptMappings {
   round$: {
-    classes: Object[],
+    classes: Object[];
     2: null;
     3: string;
   };
@@ -96,39 +96,39 @@ interface SkulptCompiled {
 }
 
 interface SkulptDunderToSkulpt {
-  '__eq__': 'ob$eq',
-  '__ne__': 'ob$ne',
-  '__lt__': 'ob$lt',
-  '__le__': 'ob$le',
-  '__gt__': 'ob$gt',
-  '__ge__': 'ob$ge',
-  '__hash__': 'tp$hash',
-  '__abs__': 'nb$abs',
-  '__neg__': 'nb$negative',
-  '__pos__': 'nb$positive',
-  '__int__': 'nb$int_',
-  '__long__': 'nb$lng',
-  '__float__': 'nb$float_',
-  '__add__': 'nb$add',
-  '__radd__': 'nb$reflected_add',
-  '__sub__': 'nb$subtract',
-  '__rsub__': 'nb$reflected_subtract',
-  '__mul__': 'nb$multiply',
-  '__rmul__': 'nb$reflected_multiply',
-  '__div__': 'nb$divide',
-  '__rdiv__': 'nb$reflected_divide',
-  '__floordiv__': 'nb$floor_divide',
-  '__rfloordiv__': 'nb$reflected_floor_divide',
-  '__mod__': 'nb$remainder',
-  '__rmod__': 'nb$reflected_remainder',
-  '__divmod__': 'nb$divmod',
-  '__rdivmod__': 'nb$reflected_divmod',
-  '__pow__': 'nb$power',
-  '__rpow__': 'nb$reflected_power',
-  '__contains__': 'sq$contains',
-  '__len__': ['sq$length', 1],
-  '__get__': ['tp$descr_get', 3],
-  '__set__': ['tp$descr_set', 3]
+  '__eq__': 'ob$eq';
+  '__ne__': 'ob$ne';
+  '__lt__': 'ob$lt';
+  '__le__': 'ob$le';
+  '__gt__': 'ob$gt';
+  '__ge__': 'ob$ge';
+  '__hash__': 'tp$hash';
+  '__abs__': 'nb$abs';
+  '__neg__': 'nb$negative';
+  '__pos__': 'nb$positive';
+  '__int__': 'nb$int_';
+  '__long__': 'nb$lng';
+  '__float__': 'nb$float_';
+  '__add__': 'nb$add';
+  '__radd__': 'nb$reflected_add';
+  '__sub__': 'nb$subtract';
+  '__rsub__': 'nb$reflected_subtract';
+  '__mul__': 'nb$multiply';
+  '__rmul__': 'nb$reflected_multiply';
+  '__div__': 'nb$divide';
+  '__rdiv__': 'nb$reflected_divide';
+  '__floordiv__': 'nb$floor_divide';
+  '__rfloordiv__': 'nb$reflected_floor_divide';
+  '__mod__': 'nb$remainder';
+  '__rmod__': 'nb$reflected_remainder';
+  '__divmod__': 'nb$divmod';
+  '__rdivmod__': 'nb$reflected_divmod';
+  '__pow__': 'nb$power';
+  '__rpow__': 'nb$reflected_power';
+  '__contains__': 'sq$contains';
+  '__len__': ['sq$length', 1];
+  '__get__': ['tp$descr_get', 3];
+  '__set__': ['tp$descr_set', 3];
 }
 
 interface SkulptFFI {
@@ -146,7 +146,7 @@ interface SkulptInternalPy {
     'src/classmethod.py': string;
     'src/property.py': string;
     'src/staticmethod.py': string;
-  }
+  };
 }
 
 interface SkulptMisceval {