Remove trait support

Author: vladbelousoff

CMakeLists.txt

@@ -84,7 +84,7 @@ set(TEA_HEADER_FILES
         include/tea_stmt.h
         include/tea_fn.h
         include/tea_struct.h
-        include/tea_trait.h
+
 )
 
 set(TEA_SOURCE_FILES
@@ -99,7 +99,7 @@ set(TEA_SOURCE_FILES
         src/tea_stmt.c
         src/tea_fn.c
         src/tea_struct.c
-        src/tea_trait.c
+
 )
 
 add_library(tea_lang

examples/018_traits.tea

@@ -41,10 +41,7 @@ typedef enum {
   TEA_N_FIELD_ACC,
   TEA_N_OPT_TYPE,
   TEA_N_NULL,
-  TEA_N_TRAIT,
-  TEA_N_TRAIT_METHOD,
-  TEA_N_TRAIT_IMPL,
-  TEA_N_TRAIT_IMPL_ITEM,
+
 } tea_node_type_t;
 
 typedef struct tea_node {

include/tea_ast.h

@@ -8,8 +8,7 @@ typedef struct {
   rtl_list_entry_t fns;
   rtl_list_entry_t nfns;
   rtl_list_entry_t structs;
-  rtl_list_entry_t traits;
-  rtl_list_entry_t impls;
+
   rtl_list_entry_t vars;
 } tea_ctx_t;
 

include/tea_scope.h

@@ -158,14 +158,7 @@ const char *tea_node_type_name(const tea_node_type_t type)
     return "OPTIONAL_TYPE";
   case TEA_N_NULL:
     return "NULL";
-  case TEA_N_TRAIT:
-    return "TRAIT";
-  case TEA_N_TRAIT_METHOD:
-    return "TRAIT_METHOD";
-  case TEA_N_TRAIT_IMPL:
-    return "TRAIT_IMPL";
-  case TEA_N_TRAIT_IMPL_ITEM:
-    return "TRAIT_IMPL_ITEM";
+
   default:
     return "UNKNOWN";
   }

include/tea_trait.h

@@ -3,7 +3,7 @@
 #include "tea_expr.h"
 #include "tea_stmt.h"
 #include "tea_struct.h"
-#include "tea_trait.h"
+
 
 #include <stdlib.h>
 #include <string.h>
@@ -271,11 +271,7 @@ tea_val_t tea_eval_fn_call(tea_ctx_t *ctx, tea_scope_t *scp,
     function_name = field_token->buf;
     function = tea_ctx_find_fn(&struct_declaration->fns, function_name);
 
-    // If not found in struct methods, try trait methods
-    if (!function) {
-      function =
-        tea_resolve_trait_method(ctx, variable->val.obj->type, function_name);
-    }
+
   } else {
     const tea_tok_t *token = node->tok;
     if (token) {

src/tea_ast.c

@@ -12,8 +12,7 @@ void tea_interp_init(tea_ctx_t *ctx, const char *fname)
   rtl_list_init(&ctx->fns);
   rtl_list_init(&ctx->nfns);
   rtl_list_init(&ctx->structs);
-  rtl_list_init(&ctx->traits);
-  rtl_list_init(&ctx->impls);
+
   rtl_list_init(&ctx->vars);
 }
 

src/tea_fn.c

@@ -2,7 +2,7 @@
 #include "tea_expr.h"
 #include "tea_fn.h"
 #include "tea_struct.h"
-#include "tea_trait.h"
+
 
 #include <stdlib.h>
 
@@ -405,10 +405,6 @@ bool tea_exec(tea_ctx_t *ctx, tea_scope_t *scp, const tea_node_t *node,
     return tea_interp_struct_decl(ctx, node);
   case TEA_N_IMPL_BLK:
     return tea_interp_impl_blk(ctx, node);
-  case TEA_N_TRAIT:
-    return tea_interp_trait_decl(ctx, node);
-  case TEA_N_TRAIT_IMPL:
-    return tea_interp_trait_impl(ctx, node);
   case TEA_N_PROG:
   case TEA_N_STMT:
   case TEA_N_FN_ARGS:

src/tea_interp.c

@@ -11,8 +11,7 @@ static const tea_kw_entry_t tea_keywords[] = {
   { "break", TEA_TOKEN_BREAK },   { "continue", TEA_TOKEN_CONTINUE },
   { "struct", TEA_TOKEN_STRUCT }, { "impl", TEA_TOKEN_IMPL },
   { "return", TEA_TOKEN_RETURN }, { "new", TEA_TOKEN_NEW },
-  { "null", TEA_TOKEN_NULL },     { "trait", TEA_TOKEN_TRAIT },
-  { "for", TEA_TOKEN_FOR },       { NULL, 0 }
+  { "null", TEA_TOKEN_NULL },     { NULL, 0 }
 };
 
 static bool equals(const char *a, const char *b, const int n)
@@ -66,10 +65,7 @@ const char *tea_tok_name(const int token_type)
     return "RETURN";
   case TEA_TOKEN_NEW:
     return "NEW";
-  case TEA_TOKEN_TRAIT:
-    return "TRAIT";
-  case TEA_TOKEN_FOR:
-    return "FOR";
+
   case TEA_TOKEN_IDENT:
     return "IDENT";
   case TEA_TOKEN_LPAREN: