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https://github.com/gdwrd/had

🗃 Gem for generating documentation by specs for hanami
https://github.com/gdwrd/had

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🗃 Gem for generating documentation by specs for hanami

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# Had

Had is Hanami Api Documentation. Gem generates API documentation from your integration tests written with `rspec` for [Hanami](https://hanamirb.org).

This is fork of [`reqres_rspec`](https://github.com/reqres-api/reqres_rspec) gem and worked implemantation for Hanami.

## Installation

### 1) Gem

Just add this gem to `Gemfile` of your API Application

gem 'had', group: :test

And then execute:

$ bundle install

If necessary, add `require "had"` to your `spec/spec_helper.rb` file

## Usage

Before start you need to setup environment.
`export APP_ROOT=/path/to/your/application`

By default `had` is not active (this may be configured!). To activate it, run `rspec` with

`HAD_RUN=1 bundle exec rspec --order=defined`

Documentation will be put into your application's `/doc` folder

### Sample controller action

```ruby
params do
required(:book).schema do
required(:author).filled(:str?) # This is params description
required(:title).filled(:str?) # Can be empty
end
end

# @description creates Category from given parameters
# description text may be multiline
# @param book[author] required String | You can use this params
# @param book[title] in which order | if you did't using dry-validation
# param text may also be multiline
def call(params)
# action code
end
```

### Sample rspec test

```ruby
it 'validates params', :skip_had do
...
end

context 'With valid params' do
it 'bakes pie' do
...
end
end

context 'With invalid params', :skip_had do
it 'returns errors' do
...
end
end
```

By default all examples will be added to docs. A context of examples (`context` and `describe` blocks) or any particular examples may be excluded from docs with option `:skip_had`

Doc will use full example description, as a title for each separate spec

If you want to group examples in another way, you can do something like:

```ruby
describe 'Something', had_section: 'Foo' do
context 'valid params', had_title: 'Bakes Pie' do
it 'works' do
...
end

it 'tires baker', had_title: 'Tires baker' do
...
end
end
end
```

## Configuration

```ruby
Had.configure do |c|
c.templates_path = './spec/support/reqres/templates' # Path to custom templates
c.output_path = 'some path' # by default it will use doc/reqres
c.formatters = %w(MyCustomFormatter) # List of custom formatters, these can be inherited from Had::Formatters::HTML
c.title = 'My API Documentation' # Title for your documentation
end
```

## Custom Formatter example

```ruby
class CustomAPIDoc < Had::Formatters::HTML
private
def write
# Copy assets
%w(styles images components scripts).each do |folder|
FileUtils.cp_r(path(folder), output_path)
end

# Generate general pages
@pages = {
'index.html' => 'Introduction',
'authentication.html' => 'Authentication',
'filtering.html' => 'Filtering, Sorting and Pagination',
'locations.html' => 'Locations',
'files.html' => 'Files',
'external-ids.html' => 'External IDs',
}

@pages.each do |filename, _|
@current_page = filename
save filename, render("pages/#{filename}")
end

# Generate API pages
@records.each do |record|
@record = record
@current_page = @record[:filename]
save "#{record[:filename]}.html", render('spec.html.erb')
end
end
end
```

1. Fork it
2. Create your feature branch (`git checkout -b my_new_feature`)
3. Commit your changes (`git commit -am 'Add some feature'`)
4. Push to the branch (`git push origin my_new_feature`)
5. Create new Pull Request