Class: Expressir::Manifest::Validator

Inherits:
Object
  • Object
show all
Defined in:
lib/expressir/manifest/validator.rb

Overview

Validates schema manifests for completeness and integrity Performs three types of validation:

  1. File existence - checks if schema files exist

  2. Path completeness - warns about missing paths

  3. Referential integrity - validates USE/REFERENCE FROM resolution

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(manifest, options = {}) ⇒ Validator

Initialize validator

Parameters:

  • manifest (SchemaManifest) —

    The manifest to validate

  • options (Hash) (defaults to: {}) —

    Validation options

Options Hash (options):

  • :verbose (Boolean) —

    Enable verbose output



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# File 'lib/expressir/manifest/validator.rb', line 17

def initialize(manifest, options = {})
  @manifest = manifest
  @options = options
  @base_dirs = extract_base_dirs_from_manifest
end

Instance Attribute Details

#manifest ⇒ Object (readonly)

Returns the value of attribute manifest.



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# File 'lib/expressir/manifest/validator.rb', line 11

def manifest
  @manifest
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/expressir/manifest/validator.rb', line 11

def options
  @options
end

Instance Method Details

#validate_file_existence ⇒ Array<Hash>

Validate that all schema files exist on disk

Returns:

  • (Array<Hash>) —

    Array of error hashes with :schema, :path, :message



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# File 'lib/expressir/manifest/validator.rb', line 25

def validate_file_existence
  errors = []
  manifest.schemas.each do |schema_entry|
    next if schema_entry.path.nil? || schema_entry.path.empty?

    unless File.exist?(schema_entry.path)
      errors << {
        schema: schema_entry.id,
        path: schema_entry.path,
        message: "Schema file not found: #{schema_entry.path} (#{schema_entry.id})",
      }
    end
  end
  errors
end

#validate_path_completeness ⇒ Array<Hash>

Validate that all schemas have paths specified

Returns:

  • (Array<Hash>) —

    Array of warning hashes with :schema, :message



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# File 'lib/expressir/manifest/validator.rb', line 43

def validate_path_completeness
  warnings = []
  manifest.schemas.each do |schema_entry|
    if schema_entry.path.nil? || schema_entry.path.empty?
      warnings << {
        schema: schema_entry.id,
        message: "Schema '#{schema_entry.id}' has no path specified - please provide path",
      }
    end
  end
  warnings
end

#validate_referential_integrity ⇒ Array<Hash>

Validate referential integrity using DependencyResolver Checks that all USE FROM and REFERENCE FROM interfaces can be resolved

Returns:

  • (Array<Hash>) —

    Array of error hashes with interface details



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# File 'lib/expressir/manifest/validator.rb', line 85

def validate_referential_integrity
  errors = []

  # Filter schemas to validate
  schemas_to_validate = manifest.schemas.select do |s|
    !s.path.nil? && !s.path.empty? && File.exist?(s.path)
  end

  # Show header if verbose
  if @options[:verbose]
    puts "Validating referential integrity for #{schemas_to_validate.size} schemas..."
    puts ""
  end

  # Create resolver ONCE for all schemas (efficiency)
  # Share verbose output behavior with manifest create command (DRY)
  resolver = Model::DependencyResolver.new(
    base_dirs: @base_dirs,
    schema_registry: build_schema_registry,
    verbose: @options[:verbose], # Let resolver show detailed interface resolution
  )

  schemas_to_validate.each do |schema_entry|
    # Extract interfaces from this schema
    begin
      interfaces = resolver.extract_interfaces(schema_entry.path)
    rescue StandardError => e
      errors << {
        schema: schema_entry.id,
        path: schema_entry.path,
        message: "Failed to parse schema: #{e.message}",
      }
      next
    end

    # Check each interface can be resolved
    # The resolver will print verbose output for each resolution when verbose=true
    interfaces.each do |interface|
      # Print schema name context if verbose (matches create command style)
      if @options[:verbose]
        print "  #{interface[:kind]} FROM #{interface[:schema_name]} (in #{schema_entry.id}): "
      end

      resolved_path = resolver.resolve_schema_location(
        interface[:schema_name],
        interface[:kind],
        schema_entry.path,
      )

      if resolved_path.nil?
        puts "\e[31m✗ not found\e[0m" if @options[:verbose]

        errors << {
          schema: schema_entry.id,
          path: schema_entry.path,
          interface_kind: interface[:kind],
          referenced_schema: interface[:schema_name],
          message: "Cannot resolve #{interface[:kind]} FROM #{interface[:schema_name]} in #{schema_entry.id}",
        }
      elsif @options[:verbose]
        relative_path = File.basename(resolved_path)
        puts "\e[32m✓\e[0m #{relative_path}"
      end
    end
  end

  errors
end

#validate_schema_names ⇒ Array<Hash>

Validate that manifest IDs match actual schema names in files

Returns:

  • (Array<Hash>) —

    Array of error hashes with :schema, :path, :actual_name, :message



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# File 'lib/expressir/manifest/validator.rb', line 58

def validate_schema_names
  errors = []
  manifest.schemas.each do |schema_entry|
    next if schema_entry.path.nil? || schema_entry.path.empty?
    next unless File.exist?(schema_entry.path)

    begin
      actual_name = extract_schema_name(schema_entry.path)
      if actual_name != schema_entry.id
        errors << {
          schema: schema_entry.id,
          path: schema_entry.path,
          actual_name: actual_name,
          message: "Schema ID mismatch: manifest has '#{schema_entry.id}' but file declares '#{actual_name}'",
        }
      end
    rescue StandardError
      # Skip validation if we can't parse the file
      next
    end
  end
  errors
end