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Versions: 39
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Contents
require 'bel_parser/language'
require 'bel_parser/language/syntax_function'
require 'bel_parser/language/syntax_error'
require 'bel_parser/parsers/ast/node'
require 'concurrent/hash'
require_relative '../keywords'
module BELParser
module Script
module Syntax
class UnsupportedBELVersion
extend BELParser::Language::Syntax::SyntaxFunction
extend Keyword
TARGET_NODE = BELParser::Parsers::AST::DocumentProperty
def self.map(ast_node, script_context)
return nil unless ast_node.is_a?(TARGET_NODE)
name, value = ast_node.children
name_string = name.identifier.string_literal
return nil unless is_bel_version?(name_string)
value_string = value.children[0].string_literal
begin
BELParser::Language.specification(value_string)
nil
rescue ArgumentError
script_context[:specification] = BELParser::Language.default_specification
UnsupportedBELVersionWarning.new(ast_node, value_string)
end
end
end
# UnsupportedBELVersionError represents the use of an unsupported
# BEL version string.
class UnsupportedBELVersionWarning < BELParser::Language::Syntax::SyntaxWarning
# Gets the unsupported bel version.
attr_reader :unsupported_version
def initialize(document_property_node, unsupported_version)
super(document_property_node, nil)
@unsupported_version = unsupported_version
@default = BELParser::Language.default_version
end
def msg
<<-MSG.gsub(/^ +/, '').delete("\n")
Unsupported BEL version "#@unsupported_version".
Setting BEL version to the default version "#@default".
MSG
end
end
end
end
end
Version data entries
39 entries across 39 versions & 1 rubygems