Balright time to break master again

include/groundvm.h

@@ -11,6 +11,7 @@
 #include <stdbool.h>
 #include <stdlib.h>
 #include <stdarg.h>
+#include <uthash.h>
 
 typedef enum GroundInstType {
     IF, JUMP, END, INPUT, PRINT, PRINTLN, SET, GETTYPE, EXISTS, SETLIST, SETLISTAT, GETLISTAT, GETLISTSIZE, LISTAPPEND, GETSTRSIZE, GETSTRCHARAT, ADD, SUBTRACT, MULTIPLY, DIVIDE, EQUAL, INEQUAL, NOT, GREATER, LESSER, STOI, STOD, TOSTRING, FUN, RETURN, ENDFUN, PUSHARG, CALL, STRUCT, ENDSTRUCT, INIT, USE, EXTERN, CREATELABEL, PAUSE, DROP, ERRORCMD
@@ -41,6 +42,17 @@ typedef struct List {
     struct GroundValue* values;
 } List;
 
+/*
+ * Stores data associated with an error thrown during Ground execution.
+ */
+typedef struct GroundError {
+    char* what;
+    char* type;
+    struct GroundInstruction* where;
+    size_t line;
+    bool hasLine;
+} GroundError;
+
 /*
  * Stores literal values created in a Ground program.
  */
@@ -53,8 +65,10 @@ typedef struct GroundValue {
         char charVal;
         bool boolVal;
         List listVal;
+        GroundError errorVal;
         struct GroundFunction* fnVal;
-        void* customVal;
+        struct GroundStruct* structVal;
+        struct GroundObject* customVal;
     } data;
 } GroundValue;
 
@@ -115,6 +129,39 @@ typedef struct GroundFunction {
     size_t startLine;
 } GroundFunction;
 
+/*
+ * Field for a GroundStruct
+ */
+typedef struct GroundStructField {
+    char id[64];
+    GroundValue value;
+    UT_hash_handle hh;
+} GroundStructField;
+
+/*
+ * Represents a Ground struct.
+ */
+typedef struct GroundStruct {
+    GroundStructField* fields;
+    size_t size;
+} GroundStruct;
+
+/*
+ * Field for a GroundObject
+ */
+typedef struct GroundObjectField {
+    char id[64];
+    GroundValue value;
+    UT_hash_handle hh;
+} GroundObjectField;
+
+/*
+ * Represents an initialised Ground struct.
+ */
+typedef struct GroundObject {
+    GroundObjectField* fields;
+} GroundObject;
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -133,6 +180,9 @@ GroundValue groundCreateValue(GroundValueType type, ...);
 
 GroundProgram groundParseFile(const char* code);
 
+GroundStruct groundCreateStruct();
+void groundAddFieldToStruct(GroundStruct* gstruct, char* name, GroundValue field);
+
 #ifdef __cplusplus
 }
 #endif