Class: Shadwire::Commands::Diff

Inherits:
Object
  • Object
show all
Defined in:
lib/shadwire/commands/diff.rb

Overview

Reports how installed files have drifted from the registry: for each file of each requested (or, with no names, every installed) item, compares the local bytes to the freshly fetched registry content. Status per file is "unchanged", "modified", or "missing". Read-only — never writes.

Instance Method Summary collapse

Constructor Details

#initialize(root:, names: [], registry: nil, json: false, ui: UI.new) ⇒ Diff

Returns a new instance of Diff.



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# File 'lib/shadwire/commands/diff.rb', line 12

def initialize(root:, names: [], registry: nil, json: false, ui: UI.new)
  @root = root.to_s
  @names = names
  @registry_override = registry
  @json = json
  @ui = ui
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/shadwire/commands/diff.rb', line 20

def call
  config = Config.load(@root)
  client = RegistryClient.new(@registry_override || config.registry)

  entries = []
  diffs = {}
  resolve_names(config).each do |name|
    client.item(name).fetch("files").each do |file|
      target = file["target"]
      status, rendered = compare(target, file["content"])
      entries << { name:, file: target, status: }
      diffs["#{name}:#{target}"] = rendered if status == "modified"
    end
  end

  drifted = entries.any? { |entry| entry[:status] != "unchanged" }
  emit(entries, diffs)
  { entries:, diffs:, drifted: }
end