Inline partials and blocks worked as-is.

src/renderer/renderer.rs

@@ -338,6 +338,30 @@ impl<'a> DustRenderer<'a> {
                     return Ok(rendered_content);
                 }
             }
+            DustTag::DTInlinePartial(_named_block) => {
+                // Inline partials are blank during rendering (they get injected into blocks)
+                return Ok("".to_owned());
+            }
+            DustTag::DTBlock(named_block) => {
+                let new_breadcrumbs = self.new_breadcrumbs_partial(
+                    breadcrumbs,
+                    blocks.breadcrumbs,
+                    None,
+                    &named_block.explicit_context,
+                );
+                return match blocks.blocks.get_block(named_block.path.keys[0]) {
+                    None => self.render_maybe_body(
+                        &named_block.contents,
+                        new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
+                        blocks,
+                    ),
+                    Some(inline_partial) => self.render_maybe_body(
+                        inline_partial,
+                        new_breadcrumbs.as_ref().unwrap_or(breadcrumbs),
+                        blocks,
+                    ),
+                };
+            }
             _ => panic!("Unsupported tag"),
         }
         Ok("".to_owned())