Simple Jekyll Search JSON file

search.json

---
layout: none
---

{% capture json %}

{% assign first = true %}
[
{% for collection in site.collections %}
    {% for item in collection %}
        {% for item in site[item.label] %}
            {% if item.title != null and item.title != empty %}
            {% unless first %},{% endunless %}{
                "title": {{item.title | strip_html | jsonify}},
                "subtitle": {{item.subtitle | strip_html | jsonify}},
                "content": {{item.content | markdownify | strip_html | jsonify}},
                "link": "{{ site.baseurl }}{{ item.url }}",
                "date": "{{ item.date }}",
                "excerpt": "{{ item.snippet }}",
                "search_omit": "{{ item.search_omit }}"
            }
            {% assign first = false %}
            {% endif %}
        {% endfor %}
    {% endfor %}
{% endfor %}

{% for post in site.posts %}
    {% if post.title != null and post.title != empty %}
    {% unless first %},{% endunless %}{
        "title": {{post.title | strip_html  | jsonify}},
        "subtitle": {{post.subtitle | strip_html  | jsonify}},
        "content": {{post.content | markdownify | strip_html | jsonify}},
        "link": "{{ site.baseurl }}{{ post.url }}",
        "date": "{{ post.date }}",
        "excerpt": "{{ post.snippet }}",
        "search_omit": "{{ post.search_omit }}"
    }
    {% assign first = false %}
    {% endif %}
{% endfor %}

{% for page in site.pages %}
    {% if page.title != null and page.title != empty %}
    {% unless first %},{% endunless %}{
        "title": {{page.title | strip_html | jsonify}},
        "subtitle": {{page.subtitle | strip_html | jsonify}},
        "content": {{page.content | strip_html | jsonify}},
        "link": "{{ site.baseurl }}{{ page.url | replace: 'index.html', '' }}",
        "date": {{ page.date | jsonify }},
        "excerpt": {{ page.description | jsonify }},
        "search_omit": "{{ page.search_omit }}"
    }
    {% assign first = false %}
    {% endif %}
{% endfor %}
]
{% endcapture %}

{{ json | strip_newlines }}