Fix missing content flash for paths that weren't normalized correctly.

CHANGELOG-NPM.md

@@ -9,6 +9,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+### Fixed
+- Fix missing content flash (that was partially fixed with [#48](https://github.com/dillonkearns/elm-pages/pull/48)) for 
+    some cases where paths weren't normalized correctly. 
+
 ## [1.1.8] - 2020-01-20
 
 ### Fixed

src/Pages/ContentCache.elm

@@ -175,7 +175,7 @@ parseMetadata maybeInitialPageContent document content =
                                     in
                                     case maybeInitialPageContent of
                                         Just { contentJson, initialUrl } ->
-                                            if initialUrl.path == ("/" ++ String.join "/" path) then
+                                            if normalizePath initialUrl.path == (String.join "/" path |> normalizePath) then
                                                 Parsed metadata
                                                     { body = renderer contentJson.body
                                                     , staticData = contentJson.staticData
@@ -195,6 +195,30 @@ parseMetadata maybeInitialPageContent document content =
             )
 
 
+normalizePath : String -> String
+normalizePath pathString =
+    let
+        hasPrefix =
+            String.startsWith "/" pathString
+
+        hasSuffix =
+            String.endsWith "/" pathString
+    in
+    String.concat
+        [ if hasPrefix then
+            ""
+
+          else
+            "/"
+        , pathString
+        , if hasSuffix then
+            ""
+
+          else
+            "/"
+        ]
+
+
 parseContent :
     String
     -> String