Make table inputs_wrapper accept a :labels option and automatically s…

…et up th tags with the labels for each column

CHANGELOG

@@ -1,5 +1,7 @@
 === HEAD
 
+* Make table inputs_wrapper accept a :labels option and automatically set up th tags with the labels for each column (jeremyevans)
+
 * Form#inputs now accepts a :nested_inputs_wrapper option to set default inputs_wrapper transformer inside the block (jeremyevans)
 
 * Add tr inputs_wrapper and td wrapper, for horizontal layout of inputs inside a table (jeremyevans)

lib/forme.rb

@@ -1265,13 +1265,16 @@ class InputsWrapper::Table
     # Wrap the inputs in a table tag.
     def call(form, opts, &block)
       attr = opts[:attr] ? opts[:attr].dup : {}
-      if legend = opts[:legend]
-        form.tag(:table, attr) do
+      form.tag(:table, attr) do
+        if legend = opts[:legend]
           form.emit(form.tag(:caption, opts[:legend_attr], legend))
-          yield
         end
-      else
-        form.tag(:table, attr, &Proc.new)
+
+        if labels = opts[:labels]
+          form.emit(form.tag(:tr, {}, labels.map{|l| form._tag(:th, {}, l)}))
+        end
+
+        yield
       end
     end
   end

spec/forme_spec.rb

@@ -711,6 +711,10 @@ def o.foo(t) t.form.tag(:input, :class=>t.attr[:class]) end
     Forme::Form.new(:inputs_wrapper=>:table, :wrapper=>:trtd).inputs([:textarea], :legend=>'Inputs', :legend_attr=>{:class=>'foo'}).to_s.should == '<table><caption class="foo">Inputs</caption><tr><td><textarea></textarea></td><td></td></tr></table>'
   end
 
+  specify "inputs_wrapper: table accepts a :labels option" do
+    Forme::Form.new(:inputs_wrapper=>:table).inputs(:labels=>%w'A B C').to_s.should == '<table><tr><th>A</th><th>B</th><th>C</th></tr></table>'
+  end
+
   specify "serializer: html_usa formats dates and datetimes in American format without timezones" do
     Forme::Form.new(:serializer=>:html_usa).tag(:div, :foo=>Date.new(2011, 6, 5)).to_s.should == '<div foo="06/05/2011"></div>'
     Forme::Form.new(:serializer=>:html_usa).tag(:div, :foo=>DateTime.new(2011, 6, 5, 16, 3, 2)).to_s.should == '<div foo="06/05/2011 04:03:02PM"></div>'