Example data files for http://stackoverflow.com/questions/24705434/assemble-dynamic-or-conditional-partials

sidebar.json

[
  {
    "slug": "about",
    "links": [
      {
        "modifier": "heading",
        "link": true,
        "url": "#",
        "text": "Learn About GeneAware"
      },
      {
        "link": true,
        "url": "#",
        "text": "Diseases & Disorders Search"
      },
      {
        "separator": true
      },
      {
        "link": true,
        "url": "#",
        "text": "Next Steps"
      }
    ]
  },
  {
    "slug": "contact",
    "links": [
      {
        "modifier": "heading",
        "link": true,
        "url": "#",
        "text": "Foo"
      },
      {
        "link": true,
        "url": "#",
        "text": "Bar"
      },
      {
        "separator": true
      },
      {
        "link": true,
        "url": "#",
        "text": "Baz"
      }
    ]
  }
]

sidebar.yml

# About page
- slug: about
  links:
  - modifier: heading
    link: true
    url:  '#'
    text: Learn About GeneAware
  - link: true
    url:  '#'
    text: 'Diseases & Disorders Search'
  - separator: true
  - link: true
    url:  '#'
    text: Next Steps

# Contact page
- slug: contact
  links:
  - modifier: heading
    link: true
    url:  '#'
    text: Foo
  - link: true
    url:  '#'
    text: Bar
  - separator: true
  - link: true
    url:  '#'
    text: Baz