From d8d0a15abc0be253c6cfe29c34930f2bdc48bc41 Mon Sep 17 00:00:00 2001
From: Naina Raisinghani <nainar@google.com>
Date: Thu, 3 Aug 2017 17:55:03 +0200
Subject: [PATCH 1/3] Add description for StylePropertyMapReadOnly.get()

---
 css-typed-om/Overview.bs | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/css-typed-om/Overview.bs b/css-typed-om/Overview.bs
index 429bd190..74785773 100644
--- a/css-typed-om/Overview.bs
+++ b/css-typed-om/Overview.bs
@@ -275,8 +275,19 @@ The <dfn method for=StylePropertyMap>append(DOMString <var>property</var>,
 <div algorithm>
     To <dfn>get a value from a StylePropertyMap</dfn>, run these steps:
 
-    Issue(148): Write this
+    1. If |property| does not start with two dashes (U+002D HYPHEN),
+        let |property| be |property| [=ASCII lowercased=].
+
+    2. If |property| is not a [=supported property name=],
+        [=throw=] a {{TypeError}} and exit this algorithm.
 
+    3. If |property| is not a [=list-valued property=],
+        [=throw=] a {{TypeError}} and exit this algorithm.
+
+    4. If {{StylePropertyMap}}’s [=property model=] contains an entry for |property|,
+        return that entry.
+    
+    5. Else, return `null`.
 </div>
 
 <div algorithm>

From 9bf6a106f2d27608419382d37e86026bd1d3649a Mon Sep 17 00:00:00 2001
From: Naina Raisinghani <nainar@google.com>
Date: Fri, 4 Aug 2017 09:28:16 +0200
Subject: [PATCH 2/3] Ensure that the get() function works for list-valued and
 non-list-valued properties

---
 css-typed-om/Overview.bs | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/css-typed-om/Overview.bs b/css-typed-om/Overview.bs
index 74785773..8bea8872 100644
--- a/css-typed-om/Overview.bs
+++ b/css-typed-om/Overview.bs
@@ -281,13 +281,10 @@ The <dfn method for=StylePropertyMap>append(DOMString <var>property</var>,
     2. If |property| is not a [=supported property name=],
         [=throw=] a {{TypeError}} and exit this algorithm.
 
-    3. If |property| is not a [=list-valued property=],
-        [=throw=] a {{TypeError}} and exit this algorithm.
-
-    4. If {{StylePropertyMap}}’s [=property model=] contains an entry for |property|,
+    3. If {{StylePropertyMap}}’s [=property model=] contains an entry for |property|,
         return that entry.
     
-    5. Else, return `null`.
+    4. Else, return `null`.
 </div>
 
 <div algorithm>

From c527156a337ae91baf8057cdb276dfffd51cbe2b Mon Sep 17 00:00:00 2001
From: Naina Raisinghani <nainar@google.com>
Date: Fri, 18 Aug 2017 14:48:58 -0700
Subject: [PATCH 3/3] Only return the first entry in a list of values for each
 property

---
 css-typed-om/Overview.bs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/css-typed-om/Overview.bs b/css-typed-om/Overview.bs
index 0c567447..f8e71816 100644
--- a/css-typed-om/Overview.bs
+++ b/css-typed-om/Overview.bs
@@ -282,7 +282,7 @@ The <dfn method for=StylePropertyMap>append(DOMString <var>property</var>,
         [=throw=] a {{TypeError}} and exit this algorithm.
 
     3. If {{StylePropertyMap}}’s [=property model=] contains an entry for |property|,
-        return that entry.
+        return the first value found in that entry.
     
     4. Else, return `null`.
 </div>