Module: Kumi::RegistryV2::Loader

Defined in:
lib/kumi/registry_v2/loader.rb

Class Method Summary collapse

Class Method Details

.build_dtype_rule_from_hash(spec) ⇒ Object

Build dtype rule from structured hash



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# File 'lib/kumi/registry_v2/loader.rb', line 25

def build_dtype_rule_from_hash(spec)
  rule_type = spec.fetch("rule") { raise "dtype hash requires 'rule' key" }

  case rule_type
  when "same_as"
    param = spec.fetch("param") { raise "same_as rule requires 'param' key" }
    Kumi::Core::Functions::TypeRules.build_same_as(param.to_sym)

  when "promote"
    params = spec.fetch("params") { raise "promote rule requires 'params' key" }
    param_syms = Array(params).map { |p| p.to_sym }
    Kumi::Core::Functions::TypeRules.build_promote(*param_syms)

  when "element_of"
    param = spec.fetch("param") { raise "element_of rule requires 'param' key" }
    Kumi::Core::Functions::TypeRules.build_element_of(param.to_sym)

  when "unify"
    param1 = spec.fetch("param1") { raise "unify rule requires 'param1' key" }
    param2 = spec.fetch("param2") { raise "unify rule requires 'param2' key" }
    Kumi::Core::Functions::TypeRules.build_unify(param1.to_sym, param2.to_sym)

  when "common_type"
    param = spec.fetch("param") { raise "common_type rule requires 'param' key" }
    Kumi::Core::Functions::TypeRules.build_common_type(param.to_sym)

  when "array"
    if spec.key?("element_type")
      element_type_spec = spec["element_type"]
      element_type = if element_type_spec.is_a?(Hash)
                       # Nested structured format
                       build_dtype_rule_from_hash(element_type_spec).call({})
                     else
                       # String or symbol
                       element_type_spec.to_sym
                     end
      Kumi::Core::Functions::TypeRules.build_array(element_type)
    elsif spec.key?("element_type_param")
      element_type_param = spec["element_type_param"].to_sym
      Kumi::Core::Functions::TypeRules.build_array(element_type_param)
    else
      raise "array rule requires either 'element_type' or 'element_type_param' key"
    end

  when "tuple"
    if spec.key?("element_types")
      element_types_spec = spec["element_types"]
      element_types = Array(element_types_spec).map do |et|
        if et.is_a?(Hash)
          build_dtype_rule_from_hash(et).call({})
        else
          et.to_sym
        end
      end
      Kumi::Core::Functions::TypeRules.build_tuple(*element_types)
    elsif spec.key?("element_types_param")
      element_types_param = spec["element_types_param"].to_sym
      Kumi::Core::Functions::TypeRules.build_tuple(element_types_param)
    else
      raise "tuple rule requires either 'element_types' or 'element_types_param' key"
    end

  when "scalar"
    kind = spec.fetch("kind") { raise "scalar rule requires 'kind' key" }
    kind_sym = kind.to_sym
    raise "scalar rule has unknown kind: #{kind}" unless Kumi::Core::Types::Validator.valid_kind?(kind_sym)

    Kumi::Core::Functions::TypeRules.build_scalar(kind_sym)

  else
    raise "unknown dtype rule: #{rule_type}"
  end
end

.build_dtype_rule_from_yaml(dtype_spec) ⇒ Object

Build dtype rule from YAML specification (structured or legacy string format)



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# File 'lib/kumi/registry_v2/loader.rb', line 11

def build_dtype_rule_from_yaml(dtype_spec)
  case dtype_spec
  when String
    # Legacy string format: "same_as(x)", "promote(a,b)", "integer", etc.
    Kumi::Core::Functions::TypeRules.compile_dtype_rule(dtype_spec, [])
  when Hash
    # Structured format: { rule: 'same_as', param: 'x' }
    build_dtype_rule_from_hash(dtype_spec)
  else
    raise "Invalid dtype specification: #{dtype_spec.inspect}"
  end
end

.deep_symbolize_keys(obj) ⇒ Object 



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# File 'lib/kumi/registry_v2/loader.rb', line 132

def deep_symbolize_keys(obj)
  case obj
  when Hash
    obj.each_with_object({}) { |(k, v), out| out[k.to_sym] = deep_symbolize_keys(v) }
  when Array
    obj.map { |v| deep_symbolize_keys(v) }
  else
    obj
  end
end

.load_functions(dir, func_struct) ⇒ Object

{ “core.mul” => Function(id: “core.mul”, kind: :elementwise, params: […]) }



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# File 'lib/kumi/registry_v2/loader.rb', line 100

def load_functions(dir, func_struct)
  files = Dir.glob(File.join(dir, "**", "*.y{a,}ml")).sort
  funcs = files.flat_map { |p| (YAML.load_file(p) || {}).fetch("functions", []) }
  # funcs.each_with_object({}) do |h, acc|
  #   acc[h.fetch("id").to_s] = {
  #     kind: h.fetch("kind").to_s.to_sym,
  #     aliases: Array(h["aliases"]).map!(&:to_s),
  #     params: h.fetch("params")
  #   }
  # end
  funcs.each_with_object({}) do |h, acc|
    f = func_struct.new(
      id: h.fetch("id").to_s,
      kind: h.fetch("kind").to_s.to_sym,
      aliases: Array(h["aliases"]).map!(&:to_s),
      params: h.fetch("params"),
      dtype: h["dtype"],
      expand: h["expand"],
      options: symbolize_keys(h["options"] || {}),
      folding_class_method: h["folding_class_method"],
      reduction_strategy: h["reduction_strategy"]&.to_sym
    )
    raise "duplicate function id `#{f.id}`" if acc.key?(f.id)

    acc[f.id] = f
  end
end

.load_kernels(root, kernel_struct) ⇒ Object

{ [“core.mul”, :ruby] => Kernel }



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# File 'lib/kumi/registry_v2/loader.rb', line 144

def load_kernels(root, kernel_struct)
  targets = Dir.glob(File.join(root, "*")).select { |p| File.directory?(p) }.map { |p| File.basename(p).to_sym }
  out = {}
  targets.each do |t|
    Dir.glob(File.join(root, t.to_s, "**", "*.y{a,}ml")).sort.each do |p|
      (YAML.load_file(p) || {}).fetch("kernels", []).each do |h|
        k = kernel_struct.new(
          id: h.fetch("id"),
          fn_id: h.fetch("fn").to_s,
          target: t,
          impl: h["impl"],
          identity: h["identity"],
          inline: h["inline"],
          fold_inline: h["fold_inline"]
        )
        key = [k.fn_id, t]
        raise "duplicate kernel for #{key}" if out.key?(key)

        out[key] = k
      end
    end
  end
  out
end

.symbolize_keys(h) ⇒ Object 



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# File 'lib/kumi/registry_v2/loader.rb', line 128

def symbolize_keys(h)
  h.each_with_object({}) { |(k, v), out| out[k.to_sym] = v }
end