class MakeMeSpiffy::InputManifest

Attributes

manifest[R]

Public Class Methods

from_file(manifest_path) click to toggle source
# File lib/makemespiffy/input_manifest.rb, line 9
def self.from_file(manifest_path)
  file = YAML.load_file(manifest_path)
  self.new(file)
end
new(bosh_manifest_yaml) click to toggle source
# File lib/makemespiffy/input_manifest.rb, line 14
def initialize(bosh_manifest_yaml)
  @manifest = bosh_manifest_yaml
end

Public Instance Methods

insert_scope_value(meta_scope, value) click to toggle source

Usage: insert_scope_value(“meta.foo.bar”, 1234) Will add the following into manifest YAML

meta:
  foo:
    bar: 1234
# File lib/makemespiffy/input_manifest.rb, line 47
def insert_scope_value(meta_scope, value)
  parts = meta_scope.split('.')
  submanifest = manifest
  scoping_parts, key = parts[0..-2], parts[-1]
  for part in scoping_parts
    submanifest[part] ||= {}
    submanifest = submanifest[part]
  end
  submanifest[key] = value
end
spiffy(extraction_scope, meta_scope) click to toggle source

Primary method to replace a chunk of manifest with a (( meta.scope ))

# File lib/makemespiffy/input_manifest.rb, line 19
def spiffy(extraction_scope, meta_scope)
  part, *other_parts = extraction_scope.split('.')

  if manifest.is_a?(Array)
    part_value = manifest.find { |item| item["name"] == part }
  else
    part_value = manifest[part]
  end

  if other_parts.size == 0
    if part_value
      manifest[extraction_scope] = "(( #{meta_scope} ))"
    end
    return part_value
  else
    unless part_value
      raise UnknownScopeError, extraction_scope
    end
    inner_manifest = InputManifest.new(part_value)
    return inner_manifest.spiffy(other_parts.join("."), meta_scope)
  end
end