Added some basic table sorting

assets/scripts/edgeville.coffee

@@ -1,7 +1,34 @@
 $ ->
-  # run foundation scripts
+  # let us know when javascript is running.
   console.log('Ready.')
 
+  lastColumn = null
+  ascending  = true
+
+  tableHeaders = $('th')
+  tableHeaders.click (e) ->
+    column = $(this).index()
+    table = $(this).closest('table')
+
+    if column is lastColumn
+      ascending = not ascending
+    else
+      ascending = true
+
+    lastColumn = column
+    sortTable(table, column, ascending)
+
+sortTable = (table, column, ascending) ->
+  rows = table.find('tbody tr').get()
+
+  compareFunction = (a, b) ->
+    res = a.cells[column].textContent.localeCompare b.cells[column].textContent
+    if ascending then res else -res
+
+  rows.sort compareFunction
+  $(rows).detach().appendTo(table.find('tbody'))
+  return
+
 averageResults = (results, decimals = 2) ->
   avgScore = 0
   minScore = Infinity

views/index/index.erb

@@ -8,9 +8,9 @@
       <table class="table table-hover table-responsive">
         <thead class="table-light">
           <tr>
-            <th>Test name</th>
-            <th># Benchmarks</th>
-            <th>Last Updated</th>
+            <th data-sort="name">Test name</th>
+            <th data-sort="benchmark-count"># Benchmarks</th>
+            <th data-sort="updated'">Last Updated</th>
           </tr>
         </thead>
         <tbody>