From e4d410c4530b3dcb49e8d5409596184c2e87408b Mon Sep 17 00:00:00 2001
From: Rich Harris <richard.a.harris@gmail.com>
Date: Wed, 22 Nov 2017 16:48:43 -0500
Subject: [PATCH] remove some unused code

---
 src/generators/dom/Block.ts      | 4 +---
 src/generators/dom/preprocess.ts | 8 +-------
 2 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/src/generators/dom/Block.ts b/src/generators/dom/Block.ts
index 1c08ce7bfc..e2d3ed7a55 100644
--- a/src/generators/dom/Block.ts
+++ b/src/generators/dom/Block.ts
@@ -10,12 +10,12 @@ export interface BlockOptions {
 	generator?: DomGenerator;
 	expression?: Node;
 	context?: string;
+	destructuredContexts?: string[];
 	comment?: string;
 	key?: string;
 	contexts?: Map<string, string>;
 	indexes?: Map<string, string>;
 	changeableIndexes?: Map<string, boolean>;
-	contextDependencies?: Map<string, string[]>;
 	params?: string[];
 	indexNames?: Map<string, string>;
 	listNames?: Map<string, string>;
@@ -38,7 +38,6 @@ export default class Block {
 	contexts: Map<string, string>;
 	indexes: Map<string, string>;
 	changeableIndexes: Map<string, boolean>;
-	contextDependencies: Map<string, string[]>;
 	dependencies: Set<string>;
 	params: string[];
 	indexNames: Map<string, string>;
@@ -86,7 +85,6 @@ export default class Block {
 		this.contexts = options.contexts;
 		this.indexes = options.indexes;
 		this.changeableIndexes = options.changeableIndexes;
-		this.contextDependencies = options.contextDependencies;
 		this.dependencies = new Set();
 
 		this.params = options.params;
diff --git a/src/generators/dom/preprocess.ts b/src/generators/dom/preprocess.ts
index bf48e1ebd0..c8cdc291d1 100644
--- a/src/generators/dom/preprocess.ts
+++ b/src/generators/dom/preprocess.ts
@@ -230,13 +230,9 @@ const preprocessors = {
 		const changeableIndexes = new Map(block.changeableIndexes);
 		if (node.index) changeableIndexes.set(node.index, node.key);
 
-		const contextDependencies = new Map(block.contextDependencies);
-		contextDependencies.set(node.context, dependencies);
-
 		if (node.destructuredContexts) {
-			for (const i = 0; i < node.destructuredContexts.length; i++) {
+			for (let i = 0; i < node.destructuredContexts.length; i += 1) {
 				contexts.set(node.destructuredContexts[i], `${context}[${i}]`);
-				contextDependencies.set(node.destructuredContexts[i], dependencies);
 			}
 		}
 
@@ -247,7 +243,6 @@ const preprocessors = {
 			context: node.context,
 			key: node.key,
 
-			contextDependencies,
 			contexts,
 			indexes,
 			changeableIndexes,
@@ -524,7 +519,6 @@ export default function preprocess(
 		contexts: new Map(),
 		indexes: new Map(),
 		changeableIndexes: new Map(),
-		contextDependencies: new Map(),
 
 		params: ['state'],
 		indexNames: new Map(),