From 435c9d6f38cab6d38b1c83bb611ef8fcf4db6d93 Mon Sep 17 00:00:00 2001
From: Salis Braimah <msbrime@gmail.com>
Date: Thu, 7 Sep 2017 06:33:11 +0000
Subject: [PATCH 1/2] collapse spaces and line breaks Added a collapseSpaces
 method in util that removes double spacing and line endings. This helps
 eliminate unecessary text nodes being generated in elm

---
 src/parser.ts |  3 ++-
 src/utils.ts  | 12 ++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/parser.ts b/src/parser.ts
index 59bb086..7a9b947 100644
--- a/src/parser.ts
+++ b/src/parser.ts
@@ -1,6 +1,6 @@
 'use strict';
 
-import {Parser} from 'htmlparser2';
+import { Parser } from 'htmlparser2';
 import * as utils from './utils';
 
 
@@ -20,6 +20,7 @@ export function convert(html: string, options: { indent: { with: string, size: n
     let indentWith = options.indent.with;
     let depth = -1;
     let context = [];
+    html = utils.sanitizeHtml(html);
     let onOpenTag = (name: string, attributes: any): void => {
         let pre = '';
         let tag = [];
diff --git a/src/utils.ts b/src/utils.ts
index a6f8b45..3045a34 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -10,4 +10,16 @@ export function styleToElm(value: string): string[] {
         let arr = s.split(/\s*:\s*(.+)/).filter((s) => !!s.length);
         return '( "' + arr.join('", "') + '" )';
     });
+}
+
+export function sanitizeHtml(value: string): string {
+    return collapseSpaces(value);
+}
+
+function collapseSpaces(value: string): string {
+    let
+        regex = /(\s{2,}|\n)/gm,
+        collapsedValue = value.replace(regex, ' ');
+
+    return collapsedValue;
 }
\ No newline at end of file

From 100a979864134ead1aaa8f8806f9be68c2c880c1 Mon Sep 17 00:00:00 2001
From: Salis Braimah <msbrime@gmail.com>
Date: Sat, 7 Oct 2017 12:22:34 +0000
Subject: [PATCH 2/2] transform data and aria attributes into elm attribute
 declarations

---
 src/parser.ts |  9 ++++++++-
 src/utils.ts  | 21 +++++++++++++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/src/parser.ts b/src/parser.ts
index 7a9b947..6c5cf37 100644
--- a/src/parser.ts
+++ b/src/parser.ts
@@ -64,6 +64,13 @@ export function convert(html: string, options: { indent: { with: string, size: n
         depth--;
         elm += ']';
     };
+    let postParseOps = (elmCode): string => {
+        return utils.ariaToAttributes(
+            utils.dataToAttributes(
+                utils.fixTypeDeclaration(elmCode)
+            )
+        );
+    };
     let parser = new Parser({
         onopentag: onOpenTag,
         ontext: onText,
@@ -72,5 +79,5 @@ export function convert(html: string, options: { indent: { with: string, size: n
 
     parser.write(html);
     parser.end('');
-    return elm;
+    return postParseOps(elm);
 }
diff --git a/src/utils.ts b/src/utils.ts
index 3045a34..7ecf68e 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -22,4 +22,25 @@ function collapseSpaces(value: string): string {
         collapsedValue = value.replace(regex, ' ');
 
     return collapsedValue;
+}
+
+
+export function ariaToAttributes(value: string): string {
+    let
+        regex = /(aria-.+?)\s/gm,
+        ariaAsAttributes = value.replace(regex, 'attribute "$1" ');
+
+    return ariaAsAttributes;
+}
+
+export function dataToAttributes(value: string): string {
+    let
+        regex = /(data-.+?)\s/gm,
+        dataAsAttributes = value.replace(regex, 'attribute "$1" ');
+
+    return dataAsAttributes;
+}
+
+export function fixTypeDeclaration(value: string): string {
+    return value.replace(/type'/, "type_");
 }
\ No newline at end of file