Class: AgentHarness::Providers::Aider

Inherits:
Base
  • Object
show all
Defined in:
lib/agent_harness/providers/aider.rb

Overview

Aider AI coding assistant provider

Provides integration with the Aider CLI tool.

Constant Summary collapse

UV_VERSION = 
"0.8.17"
SUPPORTED_CLI_VERSION = 
"0.86.2"
SUPPORTED_CLI_REQUIREMENT = 
Gem::Requirement.new(">= #{SUPPORTED_CLI_VERSION}", "< 0.87.0").freeze
PYTHON_VERSION = 
"python3.12"
BINARY_PATH = 
"/usr/local/bin/aider"
UV_TOOL_ENV = 
{
  "UV_TOOL_BIN_DIR" => "/usr/local/bin",
  "UV_TOOL_DIR" => "/opt/uv/tools",
  "UV_PYTHON_INSTALL_DIR" => "/opt/uv/python"
}.freeze

Constants inherited from Base

Base::COMMON_ERROR_PATTERNS, Base::DEFAULT_SMOKE_TEST_CONTRACT

Instance Attribute Summary

Attributes inherited from Base

#config, #executor, #logger

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#configure, #initialize, #sandboxed_environment?, #send_message

Methods included from Adapter

#auth_type, #build_mcp_flags, #dangerous_mode_flags, #fetch_mcp_servers, #health_status, included, metadata_package_name, normalize_metadata_installation, normalize_metadata_source_type, normalize_metadata_version_requirement, #parse_rate_limit_reset, #send_message, #smoke_test, #smoke_test_contract, #supported_mcp_transports, #supports_dangerous_mode?, #supports_mcp?, #validate_config, #validate_mcp_servers!

Constructor Details

This class inherits a constructor from AgentHarness::Providers::Base

Class Method Details

.available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/agent_harness/providers/aider.rb', line 29

def available?
  executor = AgentHarness.configuration.command_executor
  !!executor.which(binary_name)
end

.binary_name ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 25

def binary_name
  "aider"
end

.discover_models ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 54

def discover_models
  return [] unless available?

  # Aider supports multiple model providers
  [
    {name: "gpt-4o", family: "gpt-4o", tier: "standard", provider: "aider"},
    {name: "claude-3-5-sonnet", family: "claude-3-5-sonnet", tier: "standard", provider: "aider"}
  ]
end

.firewall_requirements ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 34

def firewall_requirements
  {
    domains: [
      "api.openai.com",
      "api.anthropic.com"
    ],
    ip_ranges: []
  }
end

.installation_contract(version: SUPPORTED_CLI_VERSION) ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 64

def installation_contract(version: SUPPORTED_CLI_VERSION)
  unless SUPPORTED_CLI_REQUIREMENT.satisfied_by?(Gem::Version.new(version))
    raise ArgumentError,
      "Unsupported Aider CLI version #{version.inspect}; " \
      "supported versions must satisfy #{SUPPORTED_CLI_REQUIREMENT}"
  end

  default_package = "aider-chat==#{version}".freeze
  bootstrap_command = [
    "python3", "-m", "pip", "install", "--no-cache-dir", "--break-system-packages", "uv==#{UV_VERSION}"
  ].freeze
  install_command_prefix = [
    "uv", "tool", "install", "--force", "--python", PYTHON_VERSION, "--with", "pip"
  ].freeze
  install_command = (install_command_prefix + [default_package]).freeze
  supported_versions = [version].freeze
  version_requirement = SUPPORTED_CLI_REQUIREMENT.requirements
    .map { |op, ver| "#{op} #{ver}".freeze }
    .freeze

  contract = {
    source: :uv_tool,
    bootstrap_source: :pip,
    bootstrap_package: "uv==#{UV_VERSION}",
    bootstrap_commands: [bootstrap_command].freeze,
    install_environment: UV_TOOL_ENV,
    package: default_package,
    package_name: "aider-chat",
    version: version,
    version_format: "%{package_name}==%{version}",
    version_requirement: version_requirement,
    binary_name: binary_name,
    binary_path: BINARY_PATH,
    install_command_prefix: install_command_prefix,
    install_command: install_command,
    supported_versions: supported_versions
  }

  contract.each_value do |value|
    value.freeze if value.is_a?(String)
  end
  contract.freeze
end

.instruction_file_paths ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 44

def instruction_file_paths
  [
    {
      path: ".aider.conf.yml",
      description: "Aider configuration file",
      symlink: false
    }
  ]
end

.provider_name ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 21

def provider_name
  :aider
end

.smoke_test_contract ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 108

def smoke_test_contract
  Base::DEFAULT_SMOKE_TEST_CONTRACT
end

Instance Method Details

#capabilities ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 138

def capabilities
  {
    streaming: true,
    file_upload: true,
    vision: false,
    tool_use: true,
    json_mode: false,
    mcp: false,
    dangerous_mode: false
  }
end

#configuration_schema ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 121

def configuration_schema
  {
    fields: [
      {
        name: :model,
        type: :string,
        label: "Model",
        required: false,
        hint: "Model identifier (supports OpenAI, Anthropic, and other model names)",
        accepts_arbitrary: true
      }
    ],
    auth_modes: [:api_key],
    openai_compatible: false
  }
end

#display_name ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 117

def display_name
  "Aider"
end

#error_patterns ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 150

def error_patterns
  COMMON_ERROR_PATTERNS.merge(
    auth_expired: COMMON_ERROR_PATTERNS[:auth_expired] + [/incorrect.*api.*key/i],
    transient: COMMON_ERROR_PATTERNS[:transient] + [/connection.*reset/i]
  )
end

#execution_semantics ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 157

def execution_semantics
  {
    prompt_delivery: :flag,
    output_format: :text,
    sandbox_aware: false,
    uses_subcommand: false,
    non_interactive_flag: "--yes",
    legitimate_exit_codes: [0],
    stderr_is_diagnostic: true,
    parses_rate_limit_reset: false
  }
end

#name ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 113

def name
  "aider"
end

#session_flags(session_id) ⇒ Object 



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# File 'lib/agent_harness/providers/aider.rb', line 174

def session_flags(session_id)
  return [] unless session_id && !session_id.empty?
  ["--restore-chat-history", session_id]
end

#supports_sessions? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/agent_harness/providers/aider.rb', line 170

def supports_sessions?
  true
end