Remove leftover TODO.

Fix incorrectly highlighted line.
Remove redundant pragma.
Reorder slice members.
Wrap panic macro in block.

Author: voxelstack

docs/lib/overview/comparators.rst

@@ -47,4 +47,3 @@ Consider an example where the data is an album with a rating:
 .. todo::
 
     * Proper definition of ordering and equality.
-    * Ensure that comparators get inlined.

docs/lib/utilities/container_of.rst

@@ -8,7 +8,7 @@ Data structures can be implemented without being tied to any data, and then embe
 
 .. code-block:: c
     :caption: This binary search tree node holds no data. Instead it's embedded onto an album.
-    :emphasize-lines: 5
+    :emphasize-lines: 12
 
     struct bstree
     {

include/container_of.h

@@ -1,5 +1,4 @@
 #pragma once
-#pragma once
 #pragma icanc include
 #include <leet.h>
 #pragma icanc end

include/ds/slice.h

@@ -31,11 +31,11 @@
  */
 struct slice
 {
+        byte* _data;      ///< Pointer to the managed array.
         size_t _capacity; ///< Size of the managed array in bytes.
         size_t _el_size;  ///< Size of each element in bytes.
         ptrdiff_t _ptr; ///< Write pointer. (Byte offset to the first free spot
                         ///< on the array.)
-        byte* _data;    ///< Pointer to the managed array.
 };
 
 /**

include/error.h

@@ -38,10 +38,13 @@ struct error
  * @param ... Parameters for the format string.
  */
 #define panic(...)                                                            \
-        fprintf(stderr, "panicked at %s:%d:\n", __FILE__, __LINE__);          \
-        fprintf(stderr, __VA_ARGS__);                                         \
-        fprintf(stderr, "\n");                                                \
-        exit(-1);
+        {                                                                     \
+                fprintf(stderr, "panicked at %s:%d:\n", __FILE__, __LINE__);  \
+                fprintf(stderr, __VA_ARGS__);                                 \
+                fprintf(stderr, "\n");                                        \
+                exit(-1);                                                     \
+                \                                                             \
+        }
 
 /**
  * @brief Reports a recoverable error with a formatted message.