chore(doc-gen): add method signatures to members and functions

Closes https://github.com/angular/dgeni/issues/124

docs/dgeni-package/processors/processClassDocs.js

@@ -17,15 +17,20 @@ module.exports = function processClassDocs(log, getJSDocComment) {
           // Create a new doc for each member of the class
           _.forEach(classDoc.elements, function(memberDoc) {
 
-            if (ignorePrivateMembers && memberDoc.name.literalToken.value.charAt(0) === '_') return;
+            var memberName = memberDoc.name.location.toString();
+
+            if (ignorePrivateMembers && memberName.charAt(0) === '_') return;
 
-            classDoc.members.push(memberDoc);
             memberDocs.push(memberDoc);
 
             memberDoc.docType = 'member';
             memberDoc.classDoc = classDoc;
-            memberDoc.name = memberDoc.name.literalToken.value;
+            memberDoc.name = memberName;
-
+            if (memberDoc.parameterList) {
+              memberDoc.params = memberDoc.parameterList.parameters.map(function(param) {
+                return param.location.toString();
+              });
+            }
 
             if (memberDoc.commentBefore ) {
               // If this export has a comment, remove it from the list of
@@ -37,6 +42,14 @@ module.exports = function processClassDocs(log, getJSDocComment) {
 
               _.assign(memberDoc, getJSDocComment(memberDoc.commentBefore));
             }
+
+            // Constuctor is a special case member
+            if (memberName === 'constructor') {
+              classDoc.constructorDoc = memberDoc;
+            } else {
+              insertSorted(classDoc.members, memberDoc, 'name');
+            }
+
           });
         }
       });
@@ -45,3 +58,13 @@ module.exports = function processClassDocs(log, getJSDocComment) {
     }
   };
 };
+
+
+function insertSorted(collection, item, property) {
+  var index = collection.length;
+  while(index>0) {
+    if(collection[index-1][property] < item[property]) break;
+    index -= 1;
+  }
+  collection.splice(index, 0, item);
+}

docs/dgeni-package/services/ExportTreeVisitor.js

@@ -38,7 +38,9 @@ module.exports = function ExportTreeVisitor(ParseTreeVisitor, log) {
         this.updateExport(tree);
         this.currentExport.name = tree.name.identifierToken.value;
         this.currentExport.functionKind = tree.functionKind;
-        this.currentExport.parameters = tree.parameterList.parameters;
+        this.currentExport.parameters = tree.parameterList.parameters.map(function(param) {
+          return param.location.toString();
+        });
         this.currentExport.typeAnnotation = tree.typeAnnotation;
         this.currentExport.annotations = tree.annotations;
         this.currentExport.docType = 'function';

docs/dgeni-package/templates/class.template.html

@@ -1,13 +1,18 @@
-{% extends 'layout/base.template.html' %}
+{% include "lib/paramList.html" -%}
+{% extends 'layout/base.template.html' -%}
 
 {% block body %}
-<h1>{$ doc.name $} <span class="type">class</span></h1>
+<h1 class="class export">{$ doc.name $} <span class="type">class</span></h1>
 <p class="module">exported from <a href="/{$ doc.moduleDoc.path $}">{$ doc.moduleDoc.id $}</a></p>
 <p>{$ doc.description | marked $}</p>
 
 <h2>Members</h2>
-{% for member in doc.members %}
+{%- if doc.constructorDoc %}
-  <h3>{$ member.name $}</h3>
+  <h3>{$ doc.constructorDoc.name $}{$ paramList(doc.constructorDoc.params) $}</h3>
+  <p>{$ doc.constructorDoc.description | marked $}</p>
+{% endif -%}
+{%- for member in doc.members %}
+  <h3>{$ member.name $}{$ paramList(member.params) $}</h3>
   <p>{$ member.description | marked $}</p>
 {% endfor %}
 

docs/dgeni-package/templates/function.template.html

@@ -0,0 +1,9 @@
+{% include "lib/paramList.html" -%}
+{% extends 'layout/base.template.html' -%}
+
+{% block body %}
+<h1 class="function export">{$ doc.name $}{$ paramList(doc.parameters) $}</h1>
+<p class="module">exported from <a href="/{$ doc.moduleDoc.path $}">{$ doc.moduleDoc.id $}</a></p>
+<p>{$ doc.description | marked $}</p>
+
+{% endblock %}

docs/dgeni-package/templates/lib/paramList.html

@@ -0,0 +1,7 @@
+{% macro paramList(params) -%}
+  {%- if params -%}<span class="params">(
+    {%- for param in params -%}
+      <span class="param">{$ param $}{% if not loop.last %}, {% endif %}</span>
+    {%- endfor %})</span>
+  {%- endif %}
+{%- endmacro -%}