fix: Use configured heading even when signature is not separated

Issue-767: mkdocstrings/mkdocstrings#767

Author: pawamoy

src/mkdocstrings_handlers/python/templates/material/_base/attribute.html.jinja

@@ -48,8 +48,10 @@ Context:
           This block renders the heading for the attribute.
           -#}
           {% if config.show_symbol_type_heading %}<code class="doc-symbol doc-symbol-heading doc-symbol-attribute"></code>{% endif %}
-          {% if config.separate_signature %}
-            <span class="doc doc-object-name doc-attribute-name">{{ config.heading if config.heading and root else attribute_name }}</span>
+          {% if config.heading and root %}
+            {{ config.heading }}
+          {% elif config.separate_signature %}
+            <span class="doc doc-object-name doc-attribute-name">{{ attribute_name }}</span>
           {% else %}
             {%+ filter highlight(language="python", inline=True) %}
               {{ attribute_name }}{% if attribute.annotation and config.show_signature_annotations %}: {{ attribute.annotation }}{% endif %}

src/mkdocstrings_handlers/python/templates/material/_base/class.html.jinja

@@ -47,8 +47,10 @@ Context:
           This block renders the heading for the class.
           -#}
           {% if config.show_symbol_type_heading %}<code class="doc-symbol doc-symbol-heading doc-symbol-class"></code>{% endif %}
-          {% if config.separate_signature %}
-            <span class="doc doc-object-name doc-class-name">{{ config.heading if config.heading and root else class_name }}</span>
+          {% if config.heading and root %}
+            {{ config.heading }}
+          {% elif config.separate_signature %}
+            <span class="doc doc-object-name doc-class-name">{{ class_name }}</span>
           {% elif config.merge_init_into_class and "__init__" in all_members %}
             {% with function = all_members["__init__"] %}
               {%+ filter highlight(language="python", inline=True) -%}

src/mkdocstrings_handlers/python/templates/material/_base/function.html.jinja

@@ -54,8 +54,10 @@ Context:
           This block renders the heading for the function.
           -#}
           {% if config.show_symbol_type_heading %}<code class="doc-symbol doc-symbol-heading doc-symbol-{{ symbol_type }}"></code>{% endif %}
-          {% if config.separate_signature %}
-            <span class="doc doc-object-name doc-function-name">{{ config.heading if config.heading and root else function_name }}</span>
+          {% if config.heading and root %}
+            {{ config.heading }}
+          {% elif config.separate_signature %}
+            <span class="doc doc-object-name doc-function-name">{{ function_name }}</span>
           {% else %}
             {%+ filter highlight(language="python", inline=True) -%}
               {#- YORE: Bump 2: Replace `"|get_template` with `.html.jinja"` within line. -#}

src/mkdocstrings_handlers/python/templates/material/_base/module.html.jinja

@@ -47,8 +47,10 @@ Context:
           This block renders the heading for the module.
           -#}
           {% if config.show_symbol_type_heading %}<code class="doc-symbol doc-symbol-heading doc-symbol-module"></code>{% endif %}
-          {% if config.separate_signature %}
-            <span class="doc doc-object-name doc-module-name">{{ config.heading if config.heading and root else module_name }}</span>
+          {% if config.heading and root %}
+            {{ config.heading }}
+          {% elif config.separate_signature %}
+            <span class="doc doc-object-name doc-module-name">{{ module_name }}</span>
           {% else %}
             <code>{{ module_name }}</code>
           {% endif %}