fix: no multi empty line when a variable finish by a multi line description

src/rougail/output_formatter/__init__.py

@@ -256,9 +256,9 @@ class RougailOutputFormatter:
                 path_len -= 1
             column = path_len * 2 + len(name) + add_column
             if self.remaining:
-                description = family["description"] + "\n\n"
+                description = family["description"].strip() + "\n\n"
             else:
-                description = family["description"]
+                description = family["description"].strip()
             ret.yaml_add_eol_comment(description, name, column=column)
         else:
             self.add_space(family)
@@ -354,7 +354,7 @@ class RougailOutputFormatter:
                     ret[name] = default
                     add_column += len(str(default)) + 1
             if "description" in variable:
-                description = variable["description"]
+                description = variable["description"].strip()
                 if self.remaining and (not multi or not default):
                     description += "\n\n"
                 path_len = path.count(".")
@@ -383,11 +383,11 @@ class RougailOutputFormatter:
             return typ, parent, param
 
         param = list(obj)[-1]
-        if isinstance(obj[param], ScalarString):
+        typ, parent, param = _get_last_obj(obj[param], obj, param, "map")
+        if isinstance(parent[param], ScalarString):
             enter = "\n"
         else:
             enter = "\n\n"
-        typ, parent, param = _get_last_obj(obj[param], obj, param, "map")
         if typ == "seq":
             func = parent.yaml_key_comment_extend
         else:
@@ -430,9 +430,9 @@ class RougailOutputFormatter:
                 jinja["return_type"] = value.return_type
             if value.description:
                 if "\n" in value.description:
-                    jinja["description"] = LiteralScalarString(value.description)
+                    jinja["description"] = LiteralScalarString(value.description.strip())
                 else:
-                    jinja["description"] = value.description
+                    jinja["description"] = value.description.strip()
             if value.params:
                 jinja["params"] = self.object_to_yaml(
                     "params", type_, value.params, multi, object_path
@@ -471,9 +471,9 @@ class RougailOutputFormatter:
                 del variable["type"]
             if value.description:
                 if "\n" in value.description:
-                    variable["description"] = LiteralScalarString(value.description)
+                    variable["description"] = LiteralScalarString(value.description.strip())
                 else:
-                    variable["description"] = value.description
+                    variable["description"] = value.description.strip()
             return variable
         elif isinstance(value, Param):
             param_attributes = self.get_attributes(
@@ -503,7 +503,7 @@ class RougailOutputFormatter:
         elif type_ == "port" and isinstance(value, str) and value.isnumeric():
             return int(value)
         elif key == "help" and "\n" in value:
-            return LiteralScalarString(value)
+            return LiteralScalarString(value.strip())
         return value
 
     def calc_variable_path(self, object_path, variable_path):

tests/results/00_2default_calculated_variable_description_multi_line/rougail/00-base.yml

@@ -0,0 +1,18 @@
+%YAML 1.2
+---
+version: 1.1
+
+var1:  # a first variable
+
+var2:
+  description: a second variable
+  default:
+    variable: _.var1
+    description: |-
+      value
+      of
+      a
+      variable!
+
+var3:  # a new variable
+...

tests/results/40_0leadership_reduce/rougail/00-base.yml

@@ -0,0 +1,20 @@
+%YAML 1.2
+---
+version: 1.1
+
+leadership:
+  description: a leadership
+  type: leadership
+
+  leader:
+    description: a leader
+    test:
+      - val1
+      - val2
+    default:
+      - value_1
+      - value_2
+      - value_3
+
+  follower:  # a follower
+...