Class: Shakapacker::BuildConfigLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/shakapacker/build_config_loader.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config_file_path = nil) ⇒ BuildConfigLoader

Returns a new instance of BuildConfigLoader.



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# File 'lib/shakapacker/build_config_loader.rb', line 7

def initialize(config_file_path = nil)
  @config_file_path = config_file_path || File.join(Dir.pwd, "config", "shakapacker-builds.yml")
end

Instance Attribute Details

#config_file_path ⇒ Object (readonly)

Returns the value of attribute config_file_path.



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# File 'lib/shakapacker/build_config_loader.rb', line 5

def config_file_path
  @config_file_path
end

Instance Method Details

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shakapacker/build_config_loader.rb', line 11

def exists?
  File.exist?(@config_file_path)
end

#list_builds ⇒ Object 



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# File 'lib/shakapacker/build_config_loader.rb', line 82

def list_builds
  config = load_config
  builds = config["builds"]

  puts "\nAvailable builds in #{@config_file_path}:\n\n"

  builds.each do |name, build|
    bundler = build["bundler"] || config["default_bundler"] || "webpack (default)"
    outputs = build["outputs"] ? build["outputs"].join(", ") : "missing (invalid)"

    puts "  #{name}"
    puts "    Description: #{build["description"]}" if build["description"]
    puts "    Bundler: #{bundler}"
    puts "    Outputs: #{outputs}"
    puts ""
  end
end

#load_build(build_name) ⇒ Object 



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# File 'lib/shakapacker/build_config_loader.rb', line 15

def load_build(build_name)
  unless exists?
    raise ArgumentError, "Config file not found: #{@config_file_path}\n" \
                        "Run 'bin/shakapacker --init' to generate a sample config file."
  end

  config = load_config
  fetch_build_or_raise(config, build_name)
end

#resolve_build_config(build_name, default_bundler: "webpack") ⇒ Object 



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# File 'lib/shakapacker/build_config_loader.rb', line 25

def resolve_build_config(build_name, default_bundler: "webpack")
  config = load_config
  build = fetch_build_or_raise(config, build_name)

  # Resolve bundler with precedence: build.bundler > config.default_bundler > default_bundler
  bundler = build["bundler"] || config["default_bundler"] || default_bundler

  # Get environment variables
  environment = build["environment"] || {}

  # Get config file path if specified
  config_file = build["config"]
  if config_file
    # Expand ${BUNDLER} variable
    config_file = config_file.gsub("${BUNDLER}", bundler)
  end

  # Get bundler_env for --env flags
  bundler_env = build["bundler_env"] || {}

  # Get outputs
  outputs = build["outputs"] || []

  # Validate outputs
  if outputs.empty?
    raise ArgumentError, "Build '#{build_name}' has empty outputs array. " \
                        "Please specify at least one output type (client, server, or all)."
  end

  {
    name: build_name,
    description: build["description"],
    bundler: bundler,
    dev_server: build["dev_server"],
    environment: environment,
    bundler_env: bundler_env,
    outputs: outputs,
    config_file: config_file
  }
end

#uses_dev_server?(build_config) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/shakapacker/build_config_loader.rb', line 66

def uses_dev_server?(build_config)
  # Check explicit dev_server flag first (preferred)
  # Only return early if the value is explicitly set (not nil)
  return build_config[:dev_server] unless build_config[:dev_server].nil?

  # Fallback: check environment variables for backward compatibility
  env = build_config[:environment]
  return false unless env

  # Handle both string "true" and boolean true from YAML
  %w[WEBPACK_SERVE HMR].any? do |key|
    value = env[key]
    value.to_s.strip.casecmp("true").zero?
  end
end