Support relative paths for add_link and add_link_template

lib/leadlight/hyperlinkable.rb

@@ -29,15 +29,19 @@ def link(key, *expand_args, &fallback)
     end
 
     def add_link(url, rel=nil, title=rel, options={})
-      template = LinkTemplate.new(__service__, url, rel, title, options)
-      link     = template.expand(captures_for_variables(__captures__,
-                                                        template.variables))
+      absolute_url = base_url + url
+      template     = LinkTemplate.new(__service__, absolute_url, rel,
+                                      title,       options)
+      link         = template.expand(captures_for_variables(__captures__,
+                                                            template.variables))
       define_link_helper(rel) if rel
       links << link
     end
 
     def add_link_template(template, rel=nil, title=rel, options={})
-      link = LinkTemplate.new(__service__, template, rel, title, options)
+      absolute_url = base_url + template
+      link = LinkTemplate.new(__service__, absolute_url.to_s, rel,
+                              title,       options)
       define_link_helper(rel) if rel
       links << link
     end
@@ -131,5 +135,13 @@ def captures_for_variables(captures, variables)
         h[key] = captures[key] if captures[key]
       end
     end
+
+    def base_url
+      loc = __location__.to_s
+      unless loc[-1] == "/"
+        loc = loc + "/"
+      end
+      Addressable::URI.parse(loc)
+    end
   end
 end

spec/cassettes/Leadlight/authorized_GitHub_example/test_team/.yml

@@ -177,4 +177,42 @@ http_interactions:
       Test Team","id":127491,"url":"https://api.github.com/teams/127491"}'
     http_version: 
   recorded_at: Sat, 21 Jul 2012 05:42:23 GMT
+- request:
+    method: get
+    uri: https://api.github.com/teams
+    body: ''
+    headers:
+      Authorization:
+      - <AUTH FILTERED>
+      Accept:
+      - application/json, text/x-yaml, application/xml, application/xhtml+xml, text/html,
+        text/plain
+  response:
+    status:
+      code: 404
+      message: 
+    headers:
+      server:
+      - nginx/1.0.13
+      date:
+      - Sat, 21 Jul 2012 06:23:24 GMT
+      content-type:
+      - application/json; charset=utf-8
+      transfer-encoding:
+      - chunked
+      connection:
+      - close
+      status:
+      - 404 Not Found
+      x-ratelimit-remaining:
+      - '4996'
+      cache-control:
+      - ''
+      x-oauth-scopes:
+      - repo
+      x-ratelimit-limit:
+      - '5000'
+    body: ! '{"message":"Not Found"}'
+    http_version: 
+  recorded_at: Sat, 21 Jul 2012 06:23:22 GMT
 recorded_with: VCR 2.0.0.rc1