до убирания ненужных стрдапов и тд

analyzers/test/test.l

@@ -37,6 +37,11 @@ LETTER_OR_DIGIT [a-zA-Z0-9_]
 "return"               { return RETURN; }
 ":="                   { return SHORT_DECLARATION; }
 "="                    { return ASSIGN; }
+"+"                    { return PLUS; }
+"-"                    { return MINUS; }
+"*"                    { return MULT; }
+"/"                    { return DIV; }
+"%"                    { return MOD; }
 "{"                    { return LBRACE; }
 "}"                    { return RBRACE; }
 "("                    { return LPAREN; }
@@ -45,7 +50,7 @@ LETTER_OR_DIGIT [a-zA-Z0-9_]
 ";"                    { return SEMICOLON; }
 
 \"([^"\\]|\\.)*\"      { // правило для строк с возможность экранирования через \спецсимвол
-    yylval.str = strdup(yytext); 
+    // yylval.str = strdup(yytext); 
     return STRING_LITERAL; 
 }
 
@@ -60,7 +65,7 @@ LETTER_OR_DIGIT [a-zA-Z0-9_]
 }
 
 {DIGIT}+                 { 
-    yylval.str = strdup(yytext); 
+    yylval.num = atoi(yytext); 
     return NUMBER; 
 }
 

analyzers/test/test.y

@@ -2,6 +2,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <math.h>
 
 extern int yylineno;
 extern char *yytext;
@@ -17,18 +18,27 @@ void free_node(char *str) {
 
 %union {
     char *str;
+    double num;
 }
 
-%token <str> IDENTIFIER NUMBER TEXT STRING_LITERAL FLOAT_LITERAL
 %token SHORT_DECLARATION LBRACE RBRACE SEMICOLON ASSIGN LPAREN RPAREN COMMA
 %token VAR FUNC RETURN
-
+%token PLUS MINUS MULT DIV MOD EXP
 %token STRING
 %token UINT UINT8 UINT16 UINT32 UINT64
 %token INT INT8 INT16 INT32 INT64
 
-%type <str> var_declaration literal type int_types string_types
+
+%token <str> IDENTIFIER STRING_LITERAL FLOAT_LITERAL
+%type <str> var_declaration type int_types string_types
 %type <str> arg_declaration return_type
+%type <num> expr literal math_expr
+%token <num> NUMBER
+
+%left PLUS MINUS
+%left MULT DIV MOD
+%left EXP
+%left UMINUS
 
 %%
 
@@ -52,14 +62,26 @@ statements_list:
     ;
 
 expr:
-    // return 
-    RETURN literal
-    | RETURN IDENTIFIER
-    //
-    | IDENTIFIER ASSIGN literal
-    | IDENTIFIER ASSIGN IDENTIFIER
+    RETURN math_expr { printf("Return: %g\n", $2); }
+    | IDENTIFIER ASSIGN math_expr { printf("Assignment: %s = %g\n", $1, $3); free_node($1); }
+    | math_expr { $$ = $1; }
     ;
 
+math_expr:
+    math_expr PLUS math_expr { $$ = $1 + $3; }
+    | math_expr MINUS math_expr { $$ = $1 - $3; }
+    | math_expr MULT math_expr { $$ = $1 * $3; }
+    | math_expr DIV math_expr { $$ = $1 / $3; }
+    | math_expr MOD math_expr { $$ = fmod($1, $3); }
+    | math_expr EXP math_expr { $$ = pow($1, $3); }
+    | MINUS math_expr %prec UMINUS { $$ = -$2; }
+    | LPAREN math_expr RPAREN { $$ = $2; }
+    | NUMBER { $$ = $1; }
+    | FLOAT_LITERAL { $$ = atof($1); free_node($1); }
+    | IDENTIFIER { $$ = 0; free_node($1); }
+    ;
+
+/* Остальные правила остаются без изменений */
 int_types:
     UINT { $$ = strdup("uint"); }
     | UINT8 { $$ = strdup("uint8"); }
@@ -83,15 +105,14 @@ type:
     ;
 
 literal:
-    STRING_LITERAL { $$ = $1; }
-    | FLOAT_LITERAL { $$ = $1; }
+    STRING_LITERAL { $$ = 0; /* Для строк возвращаем 0 */ free_node($1); }
+    | FLOAT_LITERAL { $$ = atof($1); free_node($1); }
     | NUMBER { $$ = $1; }
     ;
 
-// Объявление функций
 arg_declaration:
     IDENTIFIER type {
-        $$ = $2; // Возвращаем только тип
+        $$ = $2;
         printf("Argument: %s %s\n", $1, $2);
         free_node($1);
     }
@@ -102,7 +123,6 @@ arg_list:
     | arg_list COMMA arg_declaration
     ;
 
-// тип
 return_type:
     /* empty */ { $$ = NULL; }
     | type { $$ = $1; }
@@ -115,11 +135,13 @@ func_declaration:
         if ($6) free_node($6);
     }
     ;
-//
 
-// Объявление переменных
 var_declaration:
-    IDENTIFIER SHORT_DECLARATION literal {
+    IDENTIFIER SHORT_DECLARATION math_expr {
+        printf("Short declaration: %s := %g\n", $1, $3);
+        free_node($1);
+    }
+    | IDENTIFIER SHORT_DECLARATION literal {
         printf("Short declaration: %s := %s\n", $1, $3);
         free_node($1);
         free_node($3);
@@ -129,6 +151,11 @@ var_declaration:
         free_node($2);
         free_node($3);
     }
+    | VAR IDENTIFIER type ASSIGN math_expr {
+        printf("Var with assign declaration: var %s %s = %g\n", $2, $3, $5);
+        free_node($2);
+        free_node($3);
+    }
     | VAR IDENTIFIER type ASSIGN literal {
         printf("Var with assign declaration: var %s %s = %s\n", $2, $3, $5);
         free_node($2);
@@ -136,7 +163,6 @@ var_declaration:
         free_node($5);
     }
     ;
-//
 
 %%
 

tests/test_blocks.txt

@@ -12,7 +12,7 @@ func func_without_return_type(a string) {
     return a;
 }
 
-a := 1;
+a := 1 + 2;
 {
 
     a := 229.162613;
@@ -35,7 +35,7 @@ a := 1;
     var a string = "123123";
     {
 
-        b := 2;
+        b := 2 - 1;
 
 
         s := "123";

tests/test_math.txt

@@ -0,0 +1,14 @@
+
+
+func test() {
+
+    return a;
+}
+
+func main() {
+
+    var a int;
+    a = 2+2*2-(1+10);
+    a = a + 1;
+    a = a;
+}