Show error when a wildcard does not match any renderer (prototype)

Witiko · Apr 6, 2023 · dd9b425 · dd9b425
1 parent b863821
commit dd9b425
Showing 1 changed file with 36 additions and 0 deletions.
diff --git a/markdown.dtx b/markdown.dtx
@@ -20015,6 +20015,8 @@ variant of the `import` \LaTeX{} option:
           \regex_set:NV
             \l_tmpa_regex
             \l_tmpa_tl
+          \int_zero:N
+            \l_tmpa_int
           \seq_map_inline:Nn
             \g_@@_renderers_seq
             {
@@ -20037,10 +20039,20 @@ variant of the `import` \LaTeX{} option:
                         \cs_set:Npn
                         \l_tmpb_tl
                         \l_@@_renderer_prototype_definition_tl
+                      \int_incr:N
+                        \l_tmpa_int
                       \@@_with_various_cases_break:
                     }
                 }
             }
+          \int_compare:nNnT
+            { \l_tmpa_int } = { 0 }
+            {
+              \msg_error:nnV
+                { markdown }
+                { nonmatched-renderer-wildcard }
+                \l_keys_key_str
+            }
         }
         {
           \msg_error:nnV
@@ -20056,6 +20068,12 @@ variant of the `import` \LaTeX{} option:
   {
     Renderer~#1~is~undefined.
   }
+\msg_new:nnn
+  { markdown }
+  { nonmatched-renderer-wildcard }
+  {
+    Wildcard~#1~matches~no~renderers.
+  }
 \cs_generate_variant:Nn
   \regex_set:Nn
   { NV }
@@ -20172,6 +20190,8 @@ variant of the `import` \LaTeX{} option:
           \regex_set:NV
             \l_tmpa_regex
             \l_tmpa_tl
+          \int_zero:N
+            \l_tmpa_int
           \seq_map_inline:Nn
             \g_@@_renderers_seq
             {
@@ -20194,10 +20214,20 @@ variant of the `import` \LaTeX{} option:
                         \cs_set:Npn
                         \l_tmpb_tl
                         \l_@@_renderer_prototype_definition_tl
+                      \int_incr:N
+                        \l_tmpa_int
                       \@@_with_various_cases_break:
                     }
                 }
             }
+          \int_compare:nNnT
+            { \l_tmpa_int } = { 0 }
+            {
+              \msg_error:nnV
+                { markdown }
+                { nonmatched-renderer-prototype-wildcard }
+                \l_keys_key_str
+            }
         }
         {
           \msg_error:nnV
@@ -20213,6 +20243,12 @@ variant of the `import` \LaTeX{} option:
   {
     Renderer~prototype~#1~is~undefined.
   }
+\msg_new:nnn
+  { markdown }
+  { nonmatched-renderer-prototype-wildcard }
+  {
+    Wildcard~#1~matches~no~renderer~prototypes.
+  }
 \cs_generate_variant:Nn
   \regex_set:Nn
   { NV }