node errors sample

build.bat

@@ -11,6 +11,7 @@ cl %compile_flags% ..\samples\old_style_custom_layer.c
 cl %compile_flags% ..\samples\static_site_generator\static_site_generator.c
 cl %compile_flags% ..\samples\output_parse\output_parse.c
 cl %compile_flags% ..\samples\c_code_generation.c
+cl %compile_flags% ..\samples\node_errors\node_errors.c
 echo.
 echo ~~~ Build All Tests ~~~
 cl %compile_flags% ..\tests\sanity_tests.c
@@ -55,4 +56,10 @@ echo.
 echo ~~~ Running C Code Generation Sample ~~~
 pushd build
 c_code_generation.exe
-popd
+popd
+
+echo.
+echo ~~~ Running Error Generation Sample ~~~
+pushd build
+node_errors.exe %~dp0\samples\node_errors\node_errors.md
+popd

samples/node_errors/node_errors.c

@@ -0,0 +1,27 @@
+// Sample code to demonstrate errors being reported for certain nodes.
+
+#include "md.h"
+#include "md.c"
+
+int main(int argument_count, char **arguments)
+{
+    // NOTE(rjf): Parse all the files passed in via command line.
+    MD_Node *first = MD_NilNode();
+    MD_Node *last = MD_NilNode();
+    for(int i = 1; i < argument_count; i += 1)
+    {
+        MD_Node *root = MD_ParseWholeFile(MD_S8CString(arguments[i]));
+        MD_PushSibling(&first, &last, MD_NilNode(), root);
+    }
+    
+    // NOTE(rjf): Put errors on every single node.
+    for(MD_EachNode(root, first))
+    {
+        for(MD_EachNode(node, root->first_child))
+        {
+            MD_NodeErrorF(node, "This node has an error!");
+        }
+    }
+    
+    return 0;
+}

samples/node_errors/node_errors.md

@@ -0,0 +1,12 @@
+
+@foo @bar Foo:
+{
+    x, y, z,
+    a, b, c,
+    1, 2, 3,
+}
+
+@baz Blah:
+{
+    x100 y200 z300
+}