Remove the continue keyword

Author: mertyildiran

ast/ast.c

@@ -355,15 +355,6 @@ Stmt* breakStmt(int lineno)
     return stmt;
 }
 
-Stmt* continueStmt(int lineno)
-{
-    ContinueStmt* continue_stmt = (struct ContinueStmt*)calloc(1, sizeof(ContinueStmt));
-    continue_stmt->kind = ContinueStmt_kind;
-    Stmt* stmt = buildStmt(ContinueStmt_kind, lineno);
-    stmt->v.continue_stmt = continue_stmt;
-    return stmt;
-}
-
 
 // Spec
 

ast/ast.h

@@ -172,7 +172,6 @@ enum StmtKind {
     FunctionTableStmt_kind=10,
     BlockStmt_kind=11,
     BreakStmt_kind=12,
-    ContinueStmt_kind=13,
 };
 
 typedef struct Stmt {
@@ -190,7 +189,6 @@ typedef struct Stmt {
         struct FunctionTableStmt* function_table_stmt;
         struct BlockStmt* block_stmt;
         struct BreakStmt* break_stmt;
-        struct ContinueStmt* continue_stmt;
     } v;
 } Stmt;
 
@@ -247,10 +245,6 @@ typedef struct BreakStmt {
     enum StmtKind kind;
 } BreakStmt;
 
-typedef struct ContinueStmt {
-    enum StmtKind kind;
-} ContinueStmt;
-
 
 // Spec
 
@@ -473,7 +467,6 @@ Stmt* delStmt(Expr* ident, int lineno);
 Stmt* exitStmt(Expr* x, int lineno);
 Stmt* functionTableStmt(int lineno);
 Stmt* breakStmt(int lineno);
-Stmt* continueStmt(int lineno);
 Stmt* blockStmt(StmtList* stmt_list, int lineno);
 Spec* buildSpec(enum SpecKind kind, int lineno);
 Spec* typeSpec(enum Type type, Spec* sub_type_spec, int lineno);

ast/ast_print.c

@@ -235,13 +235,6 @@ void printASTStmt(Stmt* stmt, bool is_list, char *end)
             __KAOS_INDENT_CHAR__
         );
         break;
-    case ContinueStmt_kind:
-        printf(
-            "%*c\"_type\": \"ContinueStmt\"\n",
-            indent,
-            __KAOS_INDENT_CHAR__
-        );
-        break;
     default:
         break;
     }

compiler/compiler.c

@@ -432,9 +432,6 @@ void compileStmt(KaosIR* program, Stmt* stmt)
         push_inst_(program, DYN_BREAK);
         break;
     }
-    case ContinueStmt_kind: {
-        break;
-    }
     default:
         break;
     }

compiler/compiler_emit.c

@@ -401,7 +401,7 @@ void emitBytecode(cpu *c)
     case DYN_GET_COMP_SIZE:
         sprintf(str_inst, "%s R(%d) R(%d)", "DYN_GET_COMP_SIZE", c->inst->op1->reg, c->inst->op2->reg);
         break;
-    // Dynamic Loop Break/Continue
+    // Dynamic Loop Break
     case DYN_BREAK:
         sprintf(str_inst, "%s", "DYN_BREAK");
         break;

interpreter/errors.c

@@ -144,15 +144,9 @@ void throw_error_base(
     case E_BREAK_CALL_OUTSIDE_LOOP:
         sprintf(error_msg, "Call to a function with `break` from outside a loop: %s", str1);
         break;
-    case E_CONTINUE_CALL_OUTSIDE_LOOP:
-        sprintf(error_msg, "Call to a function with `continue` from outside a loop: %s", str1);
-        break;
     case E_BREAK_CALL_MULTILINE_LOOP:
         sprintf(error_msg, "Call to a function with `break` from a multiline loop: %s", str1);
         break;
-    case E_CONTINUE_CALL_MULTILINE_LOOP:
-        sprintf(error_msg, "Call to a function with `continue` from a multiline loop: %s", str1);
-        break;
     case E_STACK_OVERFLOW:
         sprintf(error_msg, "Stack overflow! Report this error to https://github.com/chaos-lang/chaos/issues");
         break;

interpreter/errors.h

@@ -66,9 +66,7 @@ enum ExitCode {
     E_INVALID_OPTION,
     E_NEGATIVE_ITERATION_COUNT,
     E_BREAK_CALL_OUTSIDE_LOOP,
-    E_CONTINUE_CALL_OUTSIDE_LOOP,
     E_BREAK_CALL_MULTILINE_LOOP,
-    E_CONTINUE_CALL_MULTILINE_LOOP,
     E_STACK_OVERFLOW,
     E_PREEMPTIVE
 };

lexer/lexer.l

@@ -284,6 +284,5 @@ default:
 "def"                           {shell_indicator_block_counter++; return T_DEF;}
 "import"                        {return T_IMPORT;}
 "break"                         {return T_BREAK;}
-"continue"                      {return T_CONTINUE;}
 [a-zA-Z_][a-zA-Z0-9_]*          {yylval.sval=strdup(yytext); return T_VAR;}
 %%

parser/parser.y

@@ -74,7 +74,7 @@ extern unsigned long long shell_indicator_block_counter;
 %token T_NEWLINE T_EXIT
 %token T_PRINT T_ECHO T_PRETTY
 %token T_VAR_BOOL T_VAR_NUMBER T_VAR_STRING T_VAR_LIST T_VAR_DICT T_VAR_ANY T_NULL
-%token T_DEL T_RETURN T_VOID T_DEFAULT T_BREAK T_CONTINUE
+%token T_DEL T_RETURN T_VOID T_DEFAULT T_BREAK
 %token T_SYMBOL_TABLE T_FUNCTION_TABLE
 %token T_TIMES_DO T_FOREACH T_AS T_END T_DEF T_IMPORT T_FROM T_BACKSLASH T_INFINITE
 %token T_EQL T_NEQ T_GTR T_LSS T_GEQ T_LEQ
@@ -91,7 +91,7 @@ extern unsigned long long shell_indicator_block_counter;
 %type<expr> selector_expr call_expr decision_expr default_expr
 %type<stmt> stmt assign_stmt print_stmt echo_stmt return_stmt expr_stmt decl_stmt del_stmt exit_stmt
 %type<stmt> function_table_stmt
-%type<stmt> block_stmt break_stmt continue_stmt
+%type<stmt> block_stmt break_stmt
 %type<spec> type_spec sub_type_spec pretty_spec import parent_dir_spec asterisk_spec
 %type<spec> field_spec optional_field_spec field_list_spec optional_field_list_spec
 %type<spec> decision_block
@@ -437,9 +437,6 @@ decision_expr:
     | bool_expr T_COLON break_stmt {
         $$ = decisionExpr($1, $3, yylineno);
     }
-    | bool_expr T_COLON continue_stmt {
-        $$ = decisionExpr($1, $3, yylineno);
-    }
 ;
 
 default_expr:
@@ -452,9 +449,6 @@ default_expr:
     | T_DEFAULT T_COLON break_stmt {
         $$ = defaultExpr($3, yylineno);
     }
-    | T_DEFAULT T_COLON continue_stmt {
-        $$ = defaultExpr($3, yylineno);
-    }
 ;
 
 decision_expr_list:
@@ -617,12 +611,6 @@ break_stmt:
     }
 ;
 
-continue_stmt:
-    T_CONTINUE {
-        $$ = continueStmt(yylineno);
-    }
-;
-
 type_spec:
     T_VOID {
         $$ = typeSpec(K_BOOL, NULL, yylineno);