setDxfValue = (reader, line) => {
    if (reader.options.strict) {
      // TODO evaluate the value based on DXF specifications
      reader.value = line
    } else {
      reader.value = line
    }
  }
Parse the given line in the context of the given reader, and update the (group) value
@param reader {DxfReader} - context DxfReader to use
@param line {String} - line to parse