Class: Cfoo::Parser

Inherits:
Object show all
Defined in:
lib/cfoo/parser.rb

Defined Under Namespace

Classes: CfooParseError, ElExpansionError, ElParseError, ParseError

Instance Method Summary collapse

Constructor Details

#initialize(file_system) ⇒ Parser

Returns a new instance of Parser.



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# File 'lib/cfoo/parser.rb', line 117

def initialize(file_system)
    @file_system = file_system
end

Instance Method Details

#parse_file(file_name) ⇒ Object 



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# File 'lib/cfoo/parser.rb', line 121

def parse_file(file_name)
    @file_system.parse_file(file_name).expand_el
rescue Parslet::ParseFailed => failure
    #TODO: spec this somehow
    cause = failure.cause
    source = cause.source.str
    row, column = @file_system.find_coordinates(source, file_name)
    raise ElParseError.new(file_name, cause, source, row, column)
rescue ElExpansionError => failure
    raise failure
rescue Exception => failure
    raise CfooParseError.new(file_name, failure)
end