diff --git a/package-lock.json b/package-lock.json
index 90db93a..e436cdc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "trebor-tools",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index ae6fd13..951ca1e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "trebor-tools",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "description": "",
   "main": "index.js",
   "scripts": {
diff --git a/src/baseComp.ts b/src/baseComp.ts
index 8aa38fd..f6e9c8b 100644
--- a/src/baseComp.ts
+++ b/src/baseComp.ts
@@ -165,13 +165,11 @@ _$assign(_$BaseComponent[PROP_MAP.h], {
   }
 });
 
-export function _$Ctor(moduleName: string, tpl: Function, options: Object) {
-	const ctor: ComponentConstructor = <any>{
-		[moduleName](_$attrs, _$parent) {
-			_$BaseComponent.call(this, _$attrs, tpl, options, _$parent);
-			!_$parent && this.$create();
-		}
-	}[moduleName];
+export function _$Ctor(tpl: Function, options: Object) {
+	const ctor: ComponentConstructor = <any>function (_$attrs, _$parent) {
+		_$BaseComponent.call(this, _$attrs, tpl, options, _$parent);
+		!_$parent && this.$create();
+	};
 	ctor.plugin = (fn: PluginFn, options?: ObjectLike<any>) => {
 		TPS.push({ options, fn });
 	};
diff --git a/src/index.ts b/src/index.ts
index 9cbdcf0..a5e8c52 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,23 +1,22 @@
+import { _$Ctor } from './baseComp';
 import {
-  _$removeChild, _$isType, _$noop, _$componentUpdate, _$bindClasses,
-	_$bindStyle, _$forLoop, _$each, _$bindBooleanAttr, _$setReference, _$isKey,
-	_$textUpdate, _$tagUpdate, _$removeReference, _$destroyComponent, _$setElements,
-  _$conditionalUpdate, _$emptyElse, _$htmlUpdate, _$addChild, _$toString, _$bindUpdate,
+  _$removeChild, _$isType, _$noop, _$componentUpdate, _$bindClasses, _$bindStyle, _$forLoop,
+  _$destroyComponent, _$setElements, _$conditionalUpdate, _$emptyElse, _$htmlUpdate, _$addChild,
+  _$each, _$bindBooleanAttr, _$setReference, _$isKey, _$textUpdate, _$tagUpdate, _$removeReference,
+  _$toString, _$bindUpdate, _$emptySlot, _$appendToSlot, _$declareSlots
 } from './utilities';
 import {
-	_$el, _$svg, _$text, _$comment, _$setAttr,
-  _$removeStyle, _$getValue, _$bindMultiSelect,
-	_$select, _$docFragment, _$append, _$assignEl, _$removeEl,
-  _$getAttr, _$addListener, _$updateListener, _$removeListener, _$insertStyle,
-  _$bindGroup, _$updateMultiSelect
+  _$select, _$docFragment, _$append, _$assignEl, _$removeEl, _$getAttr, _$addListener,
+  _$updateListener, _$removeListener, _$insertStyle, _$bindGroup, _$updateMultiSelect,
+  _$el, _$svg, _$text, _$comment, _$setAttr, _$removeStyle, _$getValue, _$bindMultiSelect,
 } from './dom';
-import { _$Ctor } from './baseComp';
 
 export {
-	_$removeChild, _$bindGroup, _$emptyElse, _$Ctor, _$bindMultiSelect, _$setAttr,
-  _$removeEl, _$assignEl, _$el, _$bindStyle, _$forLoop, _$each, _$insertStyle, _$removeStyle,
-  _$getAttr, _$addListener, _$updateListener, _$removeListener, _$bindClasses, _$destroyComponent,
-  _$svg, _$noop, _$toString, _$setReference, _$isType, _$isKey, _$select, _$docFragment, _$append,
-	_$updateMultiSelect, _$componentUpdate, _$htmlUpdate, _$tagUpdate, _$bindBooleanAttr, _$removeReference,
-	_$addChild, _$textUpdate, _$getValue, _$text, _$conditionalUpdate, _$bindUpdate, _$comment, _$setElements
+	_$bindUpdate, _$comment, _$setElements, _$emptySlot, _$appendToSlot, _$declareSlots,
+  _$updateMultiSelect, _$componentUpdate, _$htmlUpdate, _$tagUpdate, _$bindBooleanAttr,
+  _$removeReference, _$addChild, _$textUpdate, _$getValue, _$text, _$conditionalUpdate,
+  _$noop, _$toString, _$setReference, _$isType, _$isKey, _$select, _$docFragment, _$append,
+  _$removeChild, _$bindGroup, _$emptyElse, _$Ctor, _$bindMultiSelect, _$setAttr, _$removeEl,
+  _$assignEl, _$el, _$bindStyle, _$forLoop, _$each, _$insertStyle, _$removeStyle, _$getAttr,
+  _$addListener, _$updateListener, _$removeListener, _$bindClasses, _$destroyComponent, _$svg,
 };
\ No newline at end of file
diff --git a/src/utilities.ts b/src/utilities.ts
index aa9ebe2..3b6d396 100644
--- a/src/utilities.ts
+++ b/src/utilities.ts
@@ -1,6 +1,6 @@
 import { PROP_MAP } from './constants';
 import { _$toArgs, _$List } from './list';
-import { _$el, _$getAttr, _$setAttr, _$select, _$assignEl, _$removeEl } from './dom';
+import { _$el, _$getAttr, _$setAttr, _$select, _$assignEl, _$removeEl, _$docFragment, _$append } from './dom';
 
 function _$toLowerCase(str: string) {
   return str.toLowerCase();
@@ -172,6 +172,16 @@ export function _$emptyElse() {
 export function _$isKey(event: KeyboardEvent, key: string) {
   return _$toLowerCase(event.key) === key || !!event[`${key}Key`];
 }
+export function _$emptySlot(inst: Component, slot: string) {
+	let slots = inst.$slots;
+	return slots[slot] && !slots[slot].hasChildNodes() ? (slots[slot] = _$docFragment()) : null;
+}
+export function _$appendToSlot(slots: ObjectLike<DocumentFragment>, slot: string, el: HTMLElement) {
+	!slots[slot].firstChild && _$append(<any>slots[slot], el);
+}
+export function _$declareSlots($slots: ObjectLike<DocumentFragment>, slots: string[]) {
+	_$each(slots, slot => { $slots[slot] = _$docFragment(); });
+}
 export function _$bindClasses(value: string | ObjectLike<boolean> | (string | ObjectLike<boolean>)[]) {
   let classes = '';
   if (_$isString(value)) {
diff --git a/tslint.json b/tslint.json
new file mode 100644
index 0000000..6baf0eb
--- /dev/null
+++ b/tslint.json
@@ -0,0 +1,13 @@
+{
+	"rules": {
+		"semicolon": [
+			true, "always"
+		],
+		"triple-equals": [
+			true, "allow-null-check"
+		],
+		"quotemark": [
+			true, "single"
+		]
+	}
+}
\ No newline at end of file
diff --git a/types.d.ts b/types.d.ts
index dff769b..42e7f2c 100644
--- a/types.d.ts
+++ b/types.d.ts
@@ -27,12 +27,12 @@ interface DirectiveOptions {
   modifiers: ObjectLike<boolean>;
 }
 
-interface ComponentOptions {
-  model: ObjectLike<any>;
-  attrs: string[] | ObjectLike<AttrDefinition>;
-  filters: ObjectLike<(...args: any[]) => any>;
-  children: ObjectLike<ComponentConstructor>;
-  directives: ObjectLike<DirectiveDefinition>;
+interface ComponentOptions extends ComponentHooks {
+	model?: ObjectLike<any>;
+  attrs?: string[] | ObjectLike<AttrDefinition>;
+  filters?: ObjectLike<(...args: any[]) => any>;
+  children?: ObjectLike<ComponentConstructor>;
+  directives?: ObjectLike<DirectiveDefinition>;
 }
 
 interface ComponentTemplate {
@@ -43,6 +43,19 @@ interface ComponentTemplate {
   $destroy(): void;
 }
 
+interface ComponentHooks {
+	willCreate?(this: Component): void;
+	willMount?(this: Component): void;
+	willUpdate?(this: Component): void;
+	willUnmount?(this: Component): void;
+	willDestroy?(this: Component): void;
+	didCreate?(this: Component): void;
+	didMount?(this: Component): void;
+	didUpdate?(this: Component): void;
+	didUnmount?(this: Component): void;
+	didDestroy?(this: Component): void;
+}
+
 interface Component extends ComponentTemplate {
   $parent: Component;
   $parentEl: HTMLElement;