refactor(yamllint): use existing Jinja variables wherever possible

Author: myii

ssf/files/default/.yamllint

@@ -66,8 +66,8 @@ rules:
   empty-values:
     {%- set yl_ev = yamllint.rules.get('empty-values') %}
     {{- format_ignore(yl_ev) }}
-    forbid-in-block-mappings: {{ yamllint.rules.get('empty-values').get('forbid-in-block-mappings') }}
-    forbid-in-flow-mappings: {{ yamllint.rules.get('empty-values').get('forbid-in-flow-mappings') }}
+    forbid-in-block-mappings: {{ yl_ev.get('forbid-in-block-mappings') }}
+    forbid-in-flow-mappings: {{ yl_ev.get('forbid-in-flow-mappings') }}
 
   {%- if yamllint.rules.get('key-duplicates') %}
   key-duplicates:
@@ -79,15 +79,15 @@ rules:
   line-length:
     {%- set yl_ll = yamllint.rules.get('line-length') %}
     {{- format_ignore(yl_ll) }}
-    {%- if yamllint.rules.get('line-length').max == yamllint.rules.get('line-length').bugbear %}
-    # Increase from default of `{{ yamllint.rules.get('line-length').default }}`
+    {%- if yl_ll.max == yl_ll.bugbear %}
+    # Increase from default of `{{ yl_ll.default }}`
     # Based on https://github.com/PyCQA/flake8-bugbear#opinionated-warnings (`B950`)
     {%- endif %}
-    max: {{ yamllint.rules.get('line-length').max }}
+    max: {{ yl_ll.max }}
 
   {#- Don't need the `if` here since we're always providing a `octal-values` setting #}
   octal-values:
     {%- set yl_ov = yamllint.rules.get('octal-values') %}
     {{- format_ignore(yl_ov) }}
-    forbid-implicit-octal: {{ yamllint.rules.get('octal-values').get('forbid-implicit-octal') }}
-    forbid-explicit-octal: {{ yamllint.rules.get('octal-values').get('forbid-explicit-octal') }}
+    forbid-implicit-octal: {{ yl_ov.get('forbid-implicit-octal') }}
+    forbid-explicit-octal: {{ yl_ov.get('forbid-explicit-octal') }}