Class: Ruby::Merge::Provider

Inherits:
Object
  • Object
show all
Defined in:
lib/ruby/merge/provider.rb

Overview

Tree-sitter workflow provider backed by the shared Ruby substrate. rubocop:disable Metrics/AbcSize, Metrics/ClassLength, Metrics/CyclomaticComplexity, Metrics/MethodLength, Metrics/ParameterLists, Metrics/PerceivedComplexity -- provider operations keep request, rendering, and result-envelope logic together

Constant Summary collapse

DEFAULT_PROFILE = 
:source_preserving
TREE_SITTER_BACKENDS = 
[
  *TreeHaver::NATIVE_BACKENDS,
  :tslp,
  :'kreuzberg-language-pack'
].freeze

Instance Method Summary collapse

Instance Method Details

#analyze(request) ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 35

def analyze(request)
  parsed = parse_source(request.fetch(:source), request)
  return parse_failure(:analyze, :source, parsed, request) unless parsed[:ok]

  result(
    :analyze,
    request,
    analysis: parsed.fetch(:analysis),
    verification: { source_parsed: true }
  )
end

#capabilities ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 19

def capabilities
  {
    operations: Ast::Merge::ProviderContract::OPERATIONS,
    dialects: %i[ruby],
    backends: TREE_SITTER_BACKENDS,
    profiles: [DEFAULT_PROFILE],
    role: :workflow,
    parser_requirements: {
      allowed_backend_families: ['tree-sitter'],
      denied_backend_ids: ['prism'],
      required_capabilities: %w[normalized-nodes exact-byte-spans]
    },
    source_preservation: %i[exact_source owner_fragments line_provenance reparse]
  }.freeze
end

#diff2(request) ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 47

def diff2(request)
  before = parse_source(request.fetch(:before_source), request)
  return parse_failure(:diff2, :before, before, request) unless before[:ok]

  after = parse_source(request.fetch(:after_source), request)
  return parse_failure(:diff2, :after, after, request) unless after[:ok]

  changes = owner_changes(
    request.fetch(:before_source),
    request.fetch(:after_source)
  )
  result(
    :diff2,
    request,
    diff: { changes: changes },
    changes: changes,
    verification: { before_parsed: true, after_parsed: true }
  )
end

#family ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 17

def family = 'ruby'

#merge2(request) ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 67

def merge2(request)
  merged = Ruby::Merge.merge_ruby(
    request.fetch(:incoming_source),
    request.fetch(:current_source),
    'ruby',
    backend: request[:backend]
  )
  return substrate_failure(:merge2, merged, request) unless merged[:ok]

  output = merged.fetch(:output)
  verified = parse_source(output, request)
  return parse_failure(:merge2, :output, verified, request, category: :render_failure) unless verified[:ok]

  result(
    :merge2,
    request,
    output: output,
    render_report: { strategy: :ruby_substrate, synthesis: :family_emission },
    verification: { output_reparsed: true }
  )
end

#merge3(request) ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 89

def merge3(request)
  parsed = %i[base ours theirs].to_h do |role|
    result = parse_source(request.fetch(:"#{role}_source"), request)
    return parse_failure(:merge3, role, result, request) unless result[:ok]

    [role, result]
  end
  winner = exact_revision_role(request)
  unless winner
    return failure(
      :merge3,
      request,
      category: :unsupported_capability,
      message: 'ruby-merge has not proven composite three-way merging for tree-sitter runtimes.',
      verification: { base_participated: true }
    )
  end

  output = request.fetch(:"#{winner}_source")
  result(
    :merge3,
    request,
    output: output,
    render_report: { strategy: :exact_revision, source_role: winner },
    verification: {
      base_participated: true,
      output_reparsed: parsed.fetch(winner)[:ok],
      byte_exact: true,
      source_role: winner
    }
  )
end

#provider_id ⇒ Object 



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# File 'lib/ruby/merge/provider.rb', line 16

def provider_id = 'ruby.ruby'