Class: Autoproj::PackageManifest::Loader Private

Inherits:
BaseLoader
  • Object
show all
Defined in:
lib/autoproj/package_manifest.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

REXML stream parser object used to load the XML contents into a Autoproj::PackageManifest object

Direct Known Subclasses

RosPackageManifest::Loader

Constant Summary collapse

MANIFEST_CLASS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 

PackageManifest
TEXT_FIELDS =

This constant is part of a private API. You should avoid using this constant if possible, as it may be removed or be changed in the future. 



AUTHOR_FIELDS =






This constant is part of a private API.
You should avoid using this constant if possible, as it may be removed or be changed in the future.

















Instance Attribute Summary collapse




Class Method Summary
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Instance Method Summary
collapse




Methods inherited from BaseLoader


#tag_end, #tag_start, #text




Constructor Details





#initialize(path, manifest, condition_context: Configuration.new) ⇒ Loader








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.



Returns a new instance of Loader.















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# File 'lib/autoproj/package_manifest.rb', line 223

def initialize(path, manifest, condition_context: Configuration.new)
    super()
    @path = path
    @manifest = manifest
    @condition_parser = RosConditionParser.new do |var|
        Loader.expand_configuration_variable(var, condition_context)
    end
end













Instance Attribute Details






#manifest ⇒ Object (readonly)








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 188

def manifest
  @manifest
end













#path ⇒ Object (readonly)








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 188

def path
  @path
end













Class Method Details





.expand_configuration_variable(var, config) ⇒ Object








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 192

def self.expand_configuration_variable(var, config)
    prefix = var[0, 1]
    var = var[1..-1] if prefix == "$"

    if var.start_with?("operating_system_name_")
        os = config.get("operating_system", nil)
        return "" if os.nil?

        os_names, = os
        return "" unless os_names.any? do |name|
            var == "operating_system_name_#{name}"
        end

        return "true"
    end

    if var.start_with?("operating_system_version_")
        os = config.get("operating_system", nil)
        return "" if os.nil?

        _, os_versions = os
        return "" unless os_versions.any? do |ver|
            var == "operating_system_version_#{ver.gsub(/[.,+-]/, '_')}"
        end

        return "true"
    end

    config.get(var)
end













Instance Method Details





#handle_condition(expr) ⇒ Object








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 232

def handle_condition(expr)
    return true unless expr && !expr.empty?

    @condition_parser.evaluate(expr)
end












#parse_contact_field(text) ⇒ Object








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 259

def parse_contact_field(text)
    text.strip.split(",").map do |str|
        name, email = str.split("/").map(&:strip)
        email = nil if email&.empty?
        ContactInfo.new(name, email)
    end
end












#parse_depend_tag(tag_name, attributes, modes: [], optional: false) ⇒ Object








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 238

def parse_depend_tag(tag_name, attributes, modes: [], optional: false)
    package = attributes["package"] || attributes["name"]
    unless package
        raise InvalidPackageManifest,
              "found '#{tag_name}' tag in #{path} "\
              "without a 'package' attribute"
    end

    return unless handle_condition(attributes["condition"])

    if (tag_modes = attributes["modes"])
        modes += tag_modes.split(",")
    end

    manifest.add_dependency(
        package,
        optional: optional || (attributes["optional"] == "1"),
        modes: modes
    )
end












#toplevel_tag_end(name) ⇒ Object








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 293

def toplevel_tag_end(name)
    if AUTHOR_FIELDS.include?(name)
        manifest.send("#{name}s").concat(parse_contact_field(@tag_text))
    elsif TEXT_FIELDS.include?(name)
        field = @tag_text.strip
        manifest.send("#{name}=", field) unless field.empty?
    elsif name == "tags"
        manifest.tags.concat(@tag_text.strip.split(",").map(&:strip))
    end
    @tag_text = nil
end












#toplevel_tag_start(name, attributes) ⇒ Object








This method is part of a private API.
You should avoid using this method if possible, as it may be removed or be changed in the future.
















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# File 'lib/autoproj/package_manifest.rb', line 270

def toplevel_tag_start(name, attributes)
    if name == "depend"
        parse_depend_tag(name, attributes)
    elsif name == "depend_optional"
        parse_depend_tag(name, attributes, optional: true)
    elsif name == "rosdep"
        parse_depend_tag(name, attributes)
    elsif name =~ /^(\w+)_depend$/
        parse_depend_tag(name, attributes, modes: [$1])
    elsif name == "description"
        if (brief = attributes["brief"])
            manifest.brief_description = brief
        end
        @tag_text = ""
    elsif TEXT_FIELDS.include?(name) || AUTHOR_FIELDS.include?(name)
        @tag_text = ""
    elsif name == "tags"
        @tag_text = ""
    else
        @tag_text = nil
    end
end