brew/Library/Homebrew/extend/api_hashable.rb
apainintheneck 38146893c3 api_hashable: Make API path subs generic
This turns the ability to replace common paths with placeholders
into a mixin that can be used with both Casks and Formulae.

The idea here is to make formula hash generation more consistent.
2023-03-21 23:20:42 -07:00

35 lines
909 B
Ruby

# typed: true
# frozen_string_literal: true
# Used to substitute common paths with generic placeholders when generating JSON for the API.
module APIHashable
def generating_hash!
return if generating_hash?
# Apply monkeypatches for API generation
@old_homebrew_prefix = HOMEBREW_PREFIX
@old_home = Dir.home
Object.send(:remove_const, :HOMEBREW_PREFIX)
Object.const_set(:HOMEBREW_PREFIX, Pathname.new(HOMEBREW_PREFIX_PLACEHOLDER))
ENV["HOME"] = HOMEBREW_HOME_PLACEHOLDER
@generating_hash = true
end
def generated_hash!
return unless generating_hash?
# Revert monkeypatches for API generation
Object.send(:remove_const, :HOMEBREW_PREFIX)
Object.const_set(:HOMEBREW_PREFIX, @old_homebrew_prefix)
ENV["HOME"] = @old_home
@generating_hash = false
end
def generating_hash?
@generating_hash ||= false
@generating_hash == true
end
end