src/rougail/error.py

@@ -83,11 +83,4 @@ class NotFoundError(Exception):
 ## ---- specific exceptions ----
 
 class VariableCalculationDependencyError(Exception):
-    """When an attribute is set, and 
+    pass
-    the target of this attribute doesn't exists.
-    """
-    def __init__(self, msg, errno, xmlfiles):
-        if xmlfiles:
-            msg = _(f"{msg} in {display_xmlfiles(xmlfiles)}")
-        super().__init__(msg)
-        self.errno = errno

src/rougail/object_model.py

@@ -293,6 +293,9 @@ class JinjaCalculation(Calculation):
                 "__internal_jinja": jinja_path,
                 "__internal_type": return_type,
                 "__internal_multi": multi,
+                "__internal_files": self.xmlfiles,
+                "__internal_attribute": self.attribute_name,
+                "__internal_variable": self.path,
             },
         }
         if self.default_values:
@@ -461,6 +464,8 @@ class _VariableCalculation(Calculation):
                         calc_variable_is_multi = True
                 else:
                     calc_variable_is_multi = True
+            elif suffix and '{{ suffix }}' in suffix:
+                calc_variable_is_multi = True
         if needs_multi:
             if calc_variable_is_multi:
                 if self.inside_list:
@@ -473,8 +478,12 @@ class _VariableCalculation(Calculation):
             msg = f'the variable "{self.path}" has an invalid attribute "{self.attribute_name}", it\'s a list'
             raise DictConsistencyError(msg, 23, self.xmlfiles)
         elif calc_variable_is_multi:
-            msg = f'the variable "{self.path}" has an invalid attribute "{self.attribute_name}", the variable "{variable.path}" is a multi'
+            if variable.multi or variable.path.rsplit('.', 1)[0] != self.path.rsplit('.', 1)[0]:
-            raise DictConsistencyError(msg, 21, self.xmlfiles)
+                # it's not a follower or not in same leadership
+                msg = f'the variable "{self.path}" has an invalid attribute "{self.attribute_name}", the variable "{variable.path}" is a multi'
+                raise DictConsistencyError(msg, 21, self.xmlfiles)
+            else:
+                params[None][0]['index'] = {'index': {'type': 'index'}}
         return params
 
 
@@ -486,13 +495,12 @@ class VariableCalculation(_VariableCalculation):
         self,
         objectspace,
     ) -> dict:
-        if self.attribute_name != "default" and self.optional is True:
+        if self.attribute_name != "default" and self.optional:
             msg = f'"{self.attribute_name}" variable shall not have an "optional" attribute for variable "{self.variable}"'
             raise DictConsistencyError(msg, 33, self.xmlfiles)
         variable, suffix = self.get_variable(objectspace)
         if not variable and self.optional:
-            msg = f'the dependent variable was not found "{self.optional}" for attribute "{self.attribute_name}" in variable "{self.path}"'
+            raise VariableCalculationDependencyError()
-            raise VariableCalculationDependencyError(msg, 90, self.xmlfiles)
         params = self.get_params(objectspace,
                                  variable,
                                  suffix,
@@ -728,6 +736,7 @@ class Variable(BaseModel):
     path: str
     namespace: Optional[str]
     version: str
+    path_prefix: Optional[str]
     xmlfiles: List[str] = []
 
     model_config = ConfigDict(extra="forbid", arbitrary_types_allowed=True)
@@ -740,6 +749,7 @@ class SymLink(BaseModel):
     opt: Variable
     namespace: Optional[str]
     version: str
+    path_prefix: Optional[str]
     xmlfiles: List[str] = []
 
     model_config = ConfigDict(extra="forbid")

src/rougail/tiramisu.py

@@ -36,7 +36,8 @@ from importlib.util import spec_from_loader as _spec_from_loader, module_from_sp
 from jinja2 import StrictUndefined, DictLoader
 from jinja2.sandbox import SandboxedEnvironment
 from rougail.object_model import CONVERT_OPTION
-from tiramisu.error import ValueWarning
+from rougail.error import display_xmlfiles
+from tiramisu.error import ValueWarning, ConfigError
 from .utils import normalize_family
 
 
@@ -66,7 +67,7 @@ def rougail_calc_value(*args, __default_value=None, **kwargs):
     return values
 
 
-def jinja_to_function(__internal_jinja, __internal_type, __internal_multi, __default_value=None, **kwargs):
+def jinja_to_function(__internal_variable, __internal_attribute, __internal_jinja, __internal_type, __internal_multi, __internal_files, __default_value=None, **kwargs):
     global ENV, CONVERT_OPTION
     kw = {}
     for key, value in kwargs.items():
@@ -77,15 +78,23 @@ def jinja_to_function(__internal_jinja, __internal_type, __internal_multi, __def
                 c_kw = c_kw.setdefault(subkey, {})
             c_kw[var] = value
         else:
+            if key in kw:
+                raise ConfigError(f'internal error, multi key for "{key}" in jinja_to_function')
             kw[key] = value
-    values = ENV.get_template(__internal_jinja).render(kw, **func).strip()
+    try:
+        values = ENV.get_template(__internal_jinja).render(kw, **func).strip()
+    except Exception as err:
+        raise ConfigError(f'cannot calculating "{__internal_attribute}" attribute for variable "{__internal_variable}" in {display_xmlfiles(__internal_files)}: {err}') from err
     convert = CONVERT_OPTION[__internal_type].get('func', str)
     if __internal_multi:
-        values = [convert(val) for val in values.split()]
+        values = [convert(val) for val in values.split('\n') if val != ""]
         if not values and __default_value is not None:
             return __default_value
         return values
-    values = convert(values)
+    try:
+        values = convert(values)
+    except Exception as err:
+        raise ConfigError(f'cannot converting "{__internal_attribute}" attribute for variable "{__internal_variable}" in {display_xmlfiles(__internal_files)}: {err}') from err
     values = values if values != '' and values != 'None' else None
     if values is None and __default_value is not None:
         return __default_value

src/rougail/utils.py

@@ -30,6 +30,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 from typing import List, Union
 from unicodedata import normalize, combining
 import re
+from itertools import chain
 
 from importlib.machinery import SourceFileLoader
 from importlib.util import spec_from_loader, module_from_spec
@@ -116,10 +117,10 @@ def get_jinja_variable_to_param(
         for g in parsed_content.find_all(Getattr):
             variables.add(recurse_getattr(g))
     except TemplateSyntaxError as err:
-        msg = _(f'error in jinja "{jinja_text}": {err}')
+        msg = _(f'error in jinja "{jinja_text}" for the variable "{ current_path }": {err}')
-        raise Exception(msg) from err
+        raise DictConsistencyError(msg, 39, xmlfiles) from err
     variables = list(variables)
-    variables.sort()
+    variables.sort(reverse=True)
     founded_variables = {}
     unknown_variables = []
     for variable_path in variables:
@@ -134,7 +135,13 @@ def get_jinja_variable_to_param(
         if variable and variable.path in objectspace.variables:
             founded_variables[variable_path] = (suffix, variable)
         else:
-            unknown_variables.append(variable_path)
+            sub_family = variable_path + '.'
+            for founded_variable in chain(founded_variables, unknown_variables):
+                if founded_variable.startswith(sub_family):
+                    break
+            else:
+                unknown_variables.append(variable_path)
+
     for variable_path in unknown_variables:
         for v in founded_variables:
             if get_common_path(v, variable_path) == v: