Class: Primer::Octicon::Cache

Inherits:

Object

• Object
• Primer::Octicon::Cache

Defined in:

app/lib/primer/octicon/cache.rb

Overview

:nodoc:

Constant Summary

LOOKUP =

{}

PRELOADED_ICONS =

Preload the top 20 used icons.

[:alert, :check, :"chevron-down", :paste, :clock, :"dot-fill", :info, :"kebab-horizontal", :link, :lock, :mail, :pencil, :plus, :question, :repo, :search, :"shield-lock", :star, :trash, :x].freeze

Class Method Summary

• .clear! ⇒ Object
• .get_key(symbol:, size:, width: nil, height: nil) ⇒ Object
• .limit ⇒ Object

  Cache size limit.

• .preload! ⇒ Object
• .read(key) ⇒ Object
• .set(key, value) ⇒ Object

Class Method Details

.clear! ⇒ Object

# File 'app/lib/primer/octicon/cache.rb', line 34

def clear!
  LOOKUP.clear
end

.get_key(symbol:, size:, width: nil, height: nil) ⇒ Object

# File 'app/lib/primer/octicon/cache.rb', line 12

def get_key(symbol:, size:, width: nil, height: nil)
  attrs = { symbol: symbol, size: size, width: width, height: height }
  attrs.compact!
  attrs.hash
end

.limit ⇒ Object

Cache size limit.

# File 'app/lib/primer/octicon/cache.rb', line 23

def limit
  500
end

.preload! ⇒ Object

# File 'app/lib/primer/octicon/cache.rb', line 38

def preload!
  PRELOADED_ICONS.each { |icon| Primer::Beta::Octicon.new(icon: icon) }
end

.read(key) ⇒ Object

# File 'app/lib/primer/octicon/cache.rb', line 18

def read(key)
  LOOKUP[key]
end

.set(key, value) ⇒ Object

# File 'app/lib/primer/octicon/cache.rb', line 27

def set(key, value)
  LOOKUP[key] = value

  # Remove first item when the cache is too large.
  LOOKUP.shift if LOOKUP.size > limit
end