Class: Aidp::Skills::Loader

Inherits:
Object
  • Object
show all
Defined in:
lib/aidp/skills/loader.rb

Overview

Loads skills from SKILL.md files with YAML frontmatter

Parses skill files in the format:

---
id: skill_id
name: Skill Name
...
---
# Skill content in markdown

Examples:

Loading a skill

skill = Loader.load_from_file("/path/to/SKILL.md")

Loading a skill with provider filtering

skill = Loader.load_from_file("/path/to/SKILL.md", provider: "anthropic")

Class Method Summary collapse

Class Method Details

.load_from_directory(directory, provider: nil) ⇒ Array<Skill>

Load all skills from a directory

Parameters:

  • directory (String) —

    Path to directory containing skill subdirectories

  • provider (String, nil) (defaults to: nil) —

    Optional provider name for compatibility check

Returns:

  • (Array<Skill>) —

    Array of loaded skills (excludes incompatible)



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# File 'lib/aidp/skills/loader.rb', line 96

def self.load_from_directory(directory, provider: nil)
  Aidp.log_debug("skills", "Loading skills from directory", directory: directory, provider: provider)

  unless Dir.exist?(directory)
    Aidp.log_warn("skills", "Skills directory not found", directory: directory)
    return []
  end

  skills = []
  skill_dirs = Dir.glob(File.join(directory, "*")).select { |path| File.directory?(path) }

  skill_dirs.each do |skill_dir|
    skill_file = File.join(skill_dir, "SKILL.md")
    next unless File.exist?(skill_file)

    begin
      skill = load_from_file(skill_file, provider: provider)
      skills << skill if skill # nil if incompatible with provider
    rescue Aidp::Errors::ValidationError => e
      Aidp.log_warn(
        "skills",
        "Failed to load skill",
        file: skill_file,
        error: e.message
      )
      # Continue loading other skills even if one fails
    end
  end

  Aidp.log_info(
    "skills",
    "Loaded skills from directory",
    directory: directory,
    count: skills.size
  )

  skills
end

.load_from_file(file_path, provider: nil) ⇒ Skill?

Load a skill from a file path

Parameters:

  • file_path (String) —

    Path to SKILL.md file

  • provider (String, nil) (defaults to: nil) —

    Optional provider name for compatibility check

Returns:

  • (Skill, nil) —

    Loaded skill or nil if incompatible with provider

Raises:



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# File 'lib/aidp/skills/loader.rb', line 30

def self.load_from_file(file_path, provider: nil)
  Aidp.log_debug("skills", "Loading skill from file", file: file_path, provider: provider)

  unless File.exist?(file_path)
    raise Aidp::Errors::ValidationError, "Skill file not found: #{file_path}"
  end

  content = File.read(file_path, encoding: "UTF-8")
  load_from_string(content, source_path: file_path, provider: provider)
end

.load_from_string(content, source_path:, provider: nil) ⇒ Skill?

Load a skill from a string

Parameters:

  • content (String) —

    SKILL.md file content

  • source_path (String) —

    Source file path for reference

  • provider (String, nil) (defaults to: nil) —

    Optional provider name for compatibility check

Returns:

  • (Skill, nil) —

    Loaded skill or nil if incompatible with provider

Raises:



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# File 'lib/aidp/skills/loader.rb', line 48

def self.load_from_string(content, source_path:, provider: nil)
  metadata, markdown = parse_frontmatter(content, source_path: source_path)

  skill = Skill.new(
    id: metadata["id"],
    name: metadata["name"],
    description: metadata["description"],
    version: metadata["version"],
    expertise: metadata["expertise"] || [],
    keywords: metadata["keywords"] || [],
    when_to_use: metadata["when_to_use"] || [],
    when_not_to_use: metadata["when_not_to_use"] || [],
    compatible_providers: metadata["compatible_providers"] || [],
    content: markdown,
    source_path: source_path
  )

  # Filter by provider compatibility if specified
  if provider && !skill.compatible_with?(provider)
    Aidp.log_debug(
      "skills",
      "Skipping incompatible skill",
      skill_id: skill.id,
      provider: provider,
      compatible: skill.compatible_providers
    )
    return nil
  end

  Aidp.log_debug(
    "skills",
    "Loaded skill",
    skill_id: skill.id,
    version: skill.version,
    source: source_path
  )

  skill
rescue Aidp::Errors::ValidationError => e
  Aidp.log_error("skills", "Skill validation failed", error: e.message, file: source_path)
  raise
end