remove some unused code

src/generators/nodes/Component.ts

@@ -6,7 +6,6 @@ import CodeBuilder from '../../utils/CodeBuilder';
 import getTailSnippet from '../../utils/getTailSnippet';
 import getObject from '../../utils/getObject';
 import quoteIfNecessary from '../../utils/quoteIfNecessary';
-import mungeAttribute from './shared/mungeAttribute';
 import Node from './shared/Node';
 import Block from '../dom/Block';
 import Attribute from './Attribute';
@@ -136,14 +135,6 @@ export default class Component extends Node {
 		let name_updating: string;
 		let beforecreate: string = null;
 
-		// const attributes = this.attributes
-		// 	.filter(a => a.type === 'Attribute' || a.type === 'Spread')
-		// 	.map(a => mungeAttribute(a, block));
-
-		// const bindings = this.attributes
-		// 	.filter(a => a.type === 'Binding')
-		// 	.map(a => mungeBinding(a, block));
-
 		// const eventHandlers = this.attributes
 		// 	.filter((a: Node) => a.type === 'EventHandler')
 		// 	.map(a => mungeEventHandler(compiler, this, a, block, allContexts));
@@ -490,38 +481,6 @@ export default class Component extends Node {
 	}
 }
 
-function mungeBinding(binding: Node, block: Block): Binding {
-	const { name } = getObject(binding.value);
-	const { dependencies, snippet } = binding.expression;
-
-	const contextual = block.contexts.has(name);
-
-	let obj;
-	let prop;
-
-	if (contextual) {
-		obj = `ctx.${block.listNames.get(name)}`;
-		prop = `${block.indexNames.get(name)}`;
-	} else if (binding.value.type === 'MemberExpression') {
-		prop = `[✂${binding.value.property.start}-${binding.value.property.end}✂]`;
-		if (!binding.value.computed) prop = `'${prop}'`;
-		obj = `[✂${binding.value.object.start}-${binding.value.object.end}✂]`;
-	} else {
-		obj = 'ctx';
-		prop = `'${name}'`;
-	}
-
-	return {
-		name: binding.name,
-		value: binding.value,
-		contexts,
-		snippet,
-		obj,
-		prop,
-		dependencies
-	};
-}
-
 function mungeEventHandler(compiler: DomGenerator, node: Node, handler: Node, block: Block, allContexts: Set<string>) {
 	let body;
 

src/generators/nodes/Element.ts

@@ -6,7 +6,6 @@ import validCalleeObjects from '../../utils/validCalleeObjects';
 import reservedNames from '../../utils/reservedNames';
 import fixAttributeCasing from '../../utils/fixAttributeCasing';
 import quoteIfNecessary from '../../utils/quoteIfNecessary';
-import mungeAttribute from './shared/mungeAttribute';
 import Node from './shared/Node';
 import Block from '../dom/Block';
 import Attribute from './Attribute';

src/generators/nodes/shared/mungeAttribute.ts

@@ -1,106 +0,0 @@
-import { stringify } from '../../../utils/stringify';
-import getExpressionPrecedence from '../../../utils/getExpressionPrecedence';
-import Node from './Node';
-import Attribute from '../Attribute';
-import Block from '../../dom/Block';
-
-type MungedAttribute = {
-	spread: boolean;
-	name: string;
-	value: string | true;
-	dependencies: string[];
-	dynamic: boolean;
-}
-
-export default function mungeAttribute(attribute: Node, block: Block): MungedAttribute {
-	if (attribute.type === 'Spread') {
-		const { dependencies, snippet } = attribute.expression;
-
-		return {
-			spread: true,
-			name: null,
-			value: snippet,
-			dynamic: dependencies.length > 0,
-			dependencies
-		};
-	}
-
-	if (attribute.value === true) {
-		// attributes without values, e.g. <textarea readonly>
-		return {
-			spread: false,
-			name: attribute.name,
-			value: true,
-			dynamic: false,
-			dependencies: []
-		};
-	}
-
-	if (attribute.value.length === 0) {
-		return {
-			spread: false,
-			name: attribute.name,
-			value: `''`,
-			dynamic: false,
-			dependencies: []
-		};
-	}
-
-	if (attribute.value.length === 1) {
-		const value = attribute.value[0];
-
-		if (value.type === 'Text') {
-			// static attributes
-			return {
-				spread: false,
-				name: attribute.name,
-				value: stringify(value.data),
-				dynamic: false,
-				dependencies: []
-			};
-		}
-
-		// simple dynamic attributes
-		block.contextualise(value.expression); // TODO remove
-		const { dependencies, snippet } = value.metadata;
-
-		// TODO only update attributes that have changed
-		return {
-			spread: false,
-			name: attribute.name,
-			value: snippet,
-			dependencies,
-			dynamic: true
-		};
-	}
-
-	// otherwise we're dealing with a complex dynamic attribute
-	const allDependencies = new Set();
-
-	const value =
-		(attribute.value[0].type === 'Text' ? '' : `"" + `) +
-		attribute.value
-			.map((chunk: Node) => {
-				if (chunk.type === 'Text') {
-					return stringify(chunk.data);
-				} else {
-					block.contextualise(chunk.expression); // TODO remove
-					const { dependencies, snippet } = chunk.metadata;
-
-					dependencies.forEach((dependency: string) => {
-						allDependencies.add(dependency);
-					});
-
-					return getExpressionPrecedence(chunk.expression) <= 13 ? `(${snippet})` : snippet;
-				}
-			})
-			.join(' + ');
-
-	return {
-		spread: false,
-		name: attribute.name,
-		value,
-		dependencies: Array.from(allDependencies),
-		dynamic: true
-	};
-}