Allow truncating name links

1 files changed, 9 insertions, 2 deletions

diff --git a/lib/render.js b/lib/render.js
index 7e8ffc9..09030db 100644
--- a/lib/render.js
+++ b/lib/render.js
@@ -403,11 +403,18 @@ Render.prototype.getName = function (id, cb) {
   }
 }
 
-Render.prototype.getNameLink = function (id, cb) {
+function truncate(str, len) {
+  str = String(str)
+  return str.length > len ? str.substr(0, len) + '...' : str
+}
+
+Render.prototype.getNameLink = function (id, opts, cb) {
+  if (!cb && typeof opts === 'function') cb = opts, opts = null
+  var length = opts && opts.length || Infinity
   var self = this
   self.getName(id, function (err, name) {
     if (err) return cb(err)
-    cb(null, h('a', {href: self.toUrl(id)}, name))
+    cb(null, h('a', {href: self.toUrl(id)}, truncate(name, length)))
   })
 }