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#if __clang__
# define COMPILER_CLANG 1
#elif _MSC_VER
# define COMPILER_MSVC 1
#elif __GNUC__
# define COMPILER_GNU 1
#endif
#if defined(COMPILER_GNU)
# define PUSH_WARNINGS \
_Pragma("GCC diagnostic push") \
_Pragma("GCC diagnostic ignored \"-Weverything\"")
# define POP_WARNINGS \
_Pragma("GCC diagnostic pop")
#elif defined(COMPILER_CLANG)
# define PUSH_WARNINGS \
_Pragma("clang diagnostic push") \
_Pragma("clang diagnostic ignored \"-Weverything\"")
# define POP_WARNINGS \
_Pragma("clang diagnostic pop")
#else
# define PUSH_WARNINGS \
_Pragma("message \"No compatible compiler found\"")
# define POP_WARNINGS
#endif
PUSH_WARNINGS
#include "md.h"
#include "md.c"
POP_WARNINGS
#define Assert(Expression) if(!(Expression)) { __asm__ volatile("int3"); }
static MD_Arena *Arena = 0;
int main(int ArgsCount, char *Args[])
{
if(ArgsCount > 1)
{
Arena = MD_ArenaAlloc();
MD_String8 FileName = MD_S8CString(Args[1]);
MD_ParseResult Parse = MD_ParseWholeFile(Arena, FileName);
// print metadesk errors
for(MD_Message *Message = Parse.errors.first;
Message != 0;
Message = Message->next)
{
MD_CodeLoc code_loc = MD_CodeLocFromNode(Message->node);
MD_PrintMessage(stdout, code_loc, Message->kind, Message->string);
}
if(Parse.errors.max_message_kind < MD_MessageKind_Error)
{
MD_Node *Root = Parse.node->first_child;
MD_String8List Stream = {0};
for(MD_EachNode(Node, Root))
{
// 1. If we find a table_gen_enum_flags tag
if(MD_NodeHasTag(Node, MD_S8Lit("table_gen_enum_flags"), 0))
{
MD_String8 TableName = MD_NodeAtIndex(Node->first_tag->first_child, 0)->string;
MD_String8 MemberName = MD_NodeAtIndex(Node->first_tag->first_child, 1)->string;
// 2. Find the table in the first argument
// TODO(luca): Check for not nil otherwise print error
MD_Node *TableNode = MD_FirstNodeWithString(Root, TableName, 0);
MD_Node *TableTag = MD_TagFromString(TableNode, MD_S8Lit("table"), 0);
// TODO(luca): Check for not nil otherwise print error
MD_Node *MemberNode = MD_FirstNodeWithString(TableTag->first_child, MemberName, 0);
int MemberIndex = MD_IndexFromNode(MemberNode);
// Header
MD_S8ListPushFmt(Arena, &Stream, "enum %S\n{\n", Node->string);
int MemberCount = 0;
for(MD_EachNode(Member, TableNode->first_child))
{
// 3. Use the member of it in the second argument
MD_Node *MemberNode = MD_NodeAtIndex(Member->first_child, MemberIndex);
// 4. For each member in the table
// 1. Create an enum where you create flags in the form
// Flag_None 0 << 1
// Flag_First 1 << 1
// ...
MD_S8ListPushFmt(Arena, &Stream, " Flag_%S = (1 << %d),\n",
MemberNode->string, MemberCount);
MemberCount++;
}
MD_S8ListPush(Arena, &Stream, MD_S8Lit("};\n\n"));
}
// 1. If we find a table_gen_data tag
if(MD_NodeHasTag(Node, MD_S8Lit("table_gen_data"), 0))
{
MD_String8 TableName = MD_NodeAtIndex(Node->first_tag->first_child, 0)->string;
MD_String8 Type = MD_NodeAtIndex(Node->first_tag->first_child, 1)->string;
MD_String8 MemberName = MD_NodeAtIndex(Node->first_tag->first_child, 2)->string;
MD_Node *Table = MD_FirstNodeWithString(Root, TableName, 0);
MD_Node *TableTag = MD_TagFromString(Table, MD_S8Lit("table"), 0);
MD_Node *MemberNode = MD_FirstNodeWithString(TableTag->first_child, MemberName, 0);
int MemberIndex = MD_IndexFromNode(MemberNode);
int MemberCount = MD_ChildCountFromNode(Table);
MD_S8ListPushFmt(Arena, &Stream, "int %S_count = %d;\n", Node->string, MemberCount);
// Header
MD_S8ListPushFmt(Arena, &Stream, "%S%S[] =\n{\n", Type, Node->string);
for(MD_EachNode(Member, Table->first_child))
{
MD_Node *ValueNode = MD_NodeAtIndex(Member->first_child, MemberIndex);
MD_S8ListPushFmt(Arena, &Stream, " %S,\n", ValueNode->raw_string);
}
MD_S8ListPush(Arena, &Stream, MD_S8Lit("};\n\n"));
}
if(MD_NodeHasTag(Node, MD_S8Lit("table_gen_enum"), 0))
{
// Header
MD_S8ListPushFmt(Arena, &Stream, "enum %S\n{\n", Node->string);
for(MD_EachNode(Member, Node->first_child))
{
if(MD_NodeHasTag(Member, MD_S8Lit("expand"), 0))
{
MD_Node *Tag = MD_TagFromString(Member, MD_S8Lit("expand"), 0);
MD_String8 TableName = MD_NodeAtIndex(Tag->first_child, 0)->string;
MD_Node *Table = MD_FirstNodeWithString(Root, TableName, 0);
// 2. For each node in the table
for(MD_EachNode(TableMember, Table->first_child))
{
// 3. Evaluate the expression
// 1. Search Member->string for a '$' sign
// 2. If it's followed by a dot and a name, parse that name.
// 3. Store the name and use it to lookup the members
// TODO(luca):
Member->string;
}
}
else
{
MD_S8ListPush(Arena, &Stream, Member->string);
MD_S8ListPush(Arena, &Stream, MD_S8Lit("\n"));
}
}
MD_S8ListPush(Arena, &Stream, MD_S8Lit("};\n"));
}
// MD_PrintDebugDumpFromNode(stderr, Node, MD_GenerateFlags_All);
}
MD_String8 Str = MD_S8ListJoin(Arena, Stream, 0);
fwrite(Str.str, 1, Str.size, stdout);
}
}
return 0;
}
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