if и loop сделаны, добавлены для них тесты, нужно будет доделать в процессе

ilya
melentev_i 2025-05-17 19:02:17 +03:00
parent 3874c3d4bb
commit b73d25de50
6 changed files with 349 additions and 21 deletions

View File

@ -7,7 +7,7 @@
extern int yylineno;
void yyerror(const char *s) {
fprintf(stderr, "\033[91mError at line %i: %s\033[0m\n", yylineno, s);
fprintf(stderr, "\033[1;91mError at line %i: %s\033[0m\n", yylineno, s);
exit(1);
}
@ -31,7 +31,51 @@ LETTER_OR_DIGIT [a-zA-Z0-9_]
"int16" { return INT16; }
"int32" { return INT32; }
"int64" { return INT64; }
"complex64" { return COMPLEX64; }
"complex128" { return COMPLEX128; }
"byte" { return BYTE; }
"rune" { return RUNE; }
"float32" { return FLOAT32; }
"float64" { return FLOAT64; }
"uintptr" { return UINT_PTR; }
"true" { return BOOL_LIT; }
"false" { return BOOL_LIT; }
"if" { return IF; }
"else" { return ELSE; }
"<-" { return ARROW; }
"==" { return EQ; }
"&&" { return AND; }
"||" { return OR; }
"!" { return NOT; }
"!=" { return NEQ; }
"<" { return LT; }
">" { return GT; }
"<=" { return LEQ; }
">=" { return GEQ; }
"+=" { return PLUS_EQ; }
"-=" { return MINUS_EQ; }
"*=" { return MUL_EQ; }
"/=" { return DIV_EQ; }
"%=" { return MOD_EQ; }
"&=" { return AMPERSAND_EQ; }
"|=" { return PIPE_EQ; }
"^=" { return XOR_EQ; }
"<<=" { return LSHIFT_EQ; }
">>=" { return RSHIFT_EQ; }
"&^=" { return AND_NOT_EQ; }
"++" { return INC; }
"--" { return DEC; }
"for" { return FOR; }
"break" { return BREAK; }
"switch" { return SWITCH; }
"case" { return CASE; }
"chan" { return CHAN; }
"const" { return CONST; }
"continue" { return CONTINUE; }
"package" { return PACKAGE; }
"import" { return IMPORT; }
"var" { return VAR; }
@ -50,6 +94,8 @@ LETTER_OR_DIGIT [a-zA-Z0-9_]
")" { return RPAREN; }
"," { return COMMA; }
";" { return SEMICOLON; }
"..." { return DOTS; }
":" { return COLON; }
\"([^"\\]|\\.)*\" { // правило для строк с возможность экранирования через \спецсимвол
return STRING_LITERAL;

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@ -21,17 +21,32 @@ void free_node(char *str) {
double num;
}
%token SHORT_DECLARATION LBRACE RBRACE SEMICOLON ASSIGN LPAREN RPAREN COMMA
%token SHORT_DECLARATION LBRACE RBRACE SEMICOLON ASSIGN LPAREN RPAREN COMMA COLON DOTS
%token VAR FUNC RETURN STRING_LITERAL FLOAT_LITERAL NUMBER PACKAGE IMPORT
%token INC DEC PLUS_EQ MINUS_EQ MUL_EQ DIV_EQ MOD_EQ
%token AMPERSAND_EQ PIPE_EQ XOR_EQ LSHIFT_EQ RSHIFT_EQ AND_NOT_EQ
%token FOR BREAK CONTINUE ARROW IF ELSE
%token CHAN CONST CASE SWITCH
%token PLUS MINUS MULT DIV MOD
%token STRING
%token UINT UINT8 UINT16 UINT32 UINT64
%token UINT UINT8 UINT16 UINT32 UINT64 UINT_PTR
%token INT INT8 INT16 INT32 INT64
%token RUNE BYTE BOOL_LIT
%token FLOAT32 FLOAT64
%token COMPLEX64 COMPLEX128
%token <str> IDENTIFIER
%token AND OR NOT EQ NEQ LT GT LEQ GEQ
%left PLUS_EQ MINUS_EQ MUL_EQ DIV_EQ MOD_EQ
%left AMPERSAND_EQ PIPE_EQ XOR_EQ
%left LSHIFT_EQ RSHIFT_EQ AND_NOT_EQ
%left PLUS MINUS
%left MULT DIV MOD
%left OR
%left AND
%right INC DEC
%right NOT
%nonassoc EQ NEQ LT GT LEQ GEQ
%left UMINUS
%%
@ -41,21 +56,103 @@ program:
| program statement
;
statement:
expr SEMICOLON
| var_declaration SEMICOLON
{ printf("\033[1;33mSTATEMENT: variable declaration\033[0m\n"); }
| func_declaration
| block
{ printf("\033[1;33mSTATEMENT: function declaration\033[0m\n"); }
| cicle
{ printf("\033[1;33mSTATEMENT: loop construct\033[0m\n"); }
| IF log_expr block else_part
| IDENTIFIER COLON
{ printf("\033[1;33mSTATEMENT: label definition '%s'\033[0m\n", $1); }
;
else_part:
{ printf("\033[1;33mSTATEMENT: if condition with block\033[0m\n"); }
| ELSE IF log_expr block else_part { printf("\033[1;33mSTATEMENT: if condition with block else if block\033[0m\n"); }
| ELSE block { printf("\033[1;33mSTATEMENT: if condition with block else block\033[0m\n"); }
;
cicle:
FOR loop_block
{ printf("\033[1;34mLOOP: infinite for loop\033[0m\n"); }
| FOR init_loop_statement SEMICOLON log_expr SEMICOLON post_statement loop_block
{ printf("\033[1;34mLOOP: full for loop with init, condition and post\033[0m\n"); }
| FOR log_expr loop_block
{ printf("\033[1;34mLOOP: for loop with condition only\033[0m\n"); }
;
post_statement:
| IDENTIFIER ASSIGN math_expr { }
| IDENTIFIER INC { }
| IDENTIFIER DEC { }
| INC IDENTIFIER { }
| DEC IDENTIFIER { }
| IDENTIFIER PLUS_EQ math_expr { }
| IDENTIFIER MINUS_EQ math_expr { }
| IDENTIFIER MUL_EQ math_expr { }
| IDENTIFIER DIV_EQ math_expr { }
| IDENTIFIER MOD_EQ math_expr { }
| IDENTIFIER AMPERSAND_EQ math_expr { }
| IDENTIFIER PIPE_EQ math_expr { }
| IDENTIFIER XOR_EQ math_expr { }
| IDENTIFIER LSHIFT_EQ math_expr { }
| IDENTIFIER RSHIFT_EQ math_expr { }
| IDENTIFIER AND_NOT_EQ math_expr { }
block:
LBRACE statements_list RBRACE
;
statements_list:
| statements_list statement
| statements_list block
| statements_list expr SEMICOLON
;
loop_block:
LBRACE loop_statements RBRACE
;
init_loop_statement:
| IDENTIFIER SHORT_DECLARATION math_expr
| IDENTIFIER ASSIGN math_expr
loop_statements:
| loop_statements statement
| loop_statements loop_block
| loop_statements expr SEMICOLON
| loop_statements break_statement
| loop_statements continue_statement
| loop_statements IF log_expr loop_block else_part_loop
;
else_part_loop:
{ printf("\033[1;33mSTATEMENT: if condition with block\033[0m\n"); }
| ELSE IF log_expr loop_block else_part_loop { printf("\033[1;33mSTATEMENT: if condition with block else if block\033[0m\n"); }
| ELSE loop_block { printf("\033[1;33mSTATEMENT: if condition with block else block\033[0m\n"); }
;
break_statement:
BREAK SEMICOLON
{ printf("\033[1;31mBREAK\033[0m\n"); }
| BREAK IDENTIFIER SEMICOLON
{ printf("\033[1;31mBREAK TO LABEL: %s\033[0m\n", $2); }
;
continue_statement:
CONTINUE SEMICOLON
{ printf("\033[1;31mCONTINUE\033[0m\n"); }
| CONTINUE IDENTIFIER SEMICOLON
{ printf("\033[1;31mCONTINUE TO LABEL: %s\033[0m\n", $2); }
;
expr:
RETURN math_expr { printf("\033[1;35mRETURN math expr\033[0m\n") }
| RETURN literal { printf("\033[1;35mRETURN literal\033[0m\n") }
@ -74,9 +171,28 @@ math_expr:
| NUMBER { printf("NUMBER\n"); }
| FLOAT_LITERAL { printf("FLOAT LITERAL\n"); }
| IDENTIFIER { printf("IDENTIFIER: %s\n", $1); }
| IDENTIFIER INC { printf("POST-INCREMENT: %s++\n", $1); }
| IDENTIFIER DEC { printf("POST-DECREMENT: %s--\n", $1); }
;
log_expr:
| log_expr AND log_expr { }
| log_expr OR log_expr { }
| NOT log_expr %prec UMINUS { }
| comparison_expr { }
| LPAREN log_expr RPAREN { }
| BOOL_LIT
;
comparison_expr:
| math_expr EQ math_expr { }
| math_expr NEQ math_expr { }
| math_expr LT math_expr { }
| math_expr LEQ math_expr { }
| math_expr GT math_expr { }
| math_expr GEQ math_expr { }
;
/* Остальные правила остаются без изменений */
int_types:
UINT { }
| UINT8 { }
@ -90,6 +206,14 @@ int_types:
| INT64 { }
;
float_types:
FLOAT32
| FLOAT64
complex_types:
COMPLEX64
| COMPLEX128
string_types:
STRING { }
;
@ -97,10 +221,13 @@ string_types:
type:
int_types { }
| string_types { }
| float_types { }
| complex_types { }
;
literal:
STRING_LITERAL { }
| BOOL_LIT { }
| FLOAT_LITERAL { }
| NUMBER { }
;
@ -112,12 +239,13 @@ package_declaration:
;
import_declaration:
IMPORT { printf("\033[1;36mHELLO, IMPORT BLOCK\n\033[0m"); } import { printf("\033[1;36mBY, IMPORT BLOCK\n\n\033[0m"); }
| IMPORT { printf("\033[1;36mHELLO, IMPORT BLOCK\n\033[0m"); } import { printf("\033[1;36mBY, IMPORT BLOCK\n\n\033[0m"); }
| IMPORT { printf("\033[1;36mHELLO, IMPORT BLOCK\n\033[0m"); } LPAREN import_list RPAREN { printf("\033[1;36mBY, IMPORT BLOCK\n\n\033[0m"); }
;
import:
STRING_LITERAL { printf("\033[1;36mIMPORTED PACKAGE\n\033[0m"); } SEMICOLON
IDENTIFIER STRING_LITERAL { printf("\033[1;36mIMPORTED PACKAGE\n\033[0m"); } SEMICOLON
| STRING_LITERAL { printf("\033[1;36mIMPORTED PACKAGE\n\033[0m"); } SEMICOLON
;
import_list:
@ -126,6 +254,7 @@ import_list:
;
//
// functions decl
arg_declaration:
IDENTIFIER type
{ printf("\033[1;35mARG: %s\n\033[0m", $1); }
@ -146,7 +275,9 @@ func_declaration:
LPAREN arg_list RPAREN return_type block
{ printf("\033[1;35mBY, FUNC: %s\n\n\033[0m", $2); }
;
//
// vars decl
var_declaration:
IDENTIFIER SHORT_DECLARATION math_expr { printf("\033[1;33mSHORT DECL with math expr: %s\n\033[0m", $1); }
| IDENTIFIER SHORT_DECLARATION literal { printf("\033[1;33mSHORT DECL with literal: %s\n\033[0m", $1); }
@ -156,17 +287,18 @@ var_declaration:
;
%%
//
int main(int argc, char **argv) {
if (argc > 1) {
FILE *f = fopen(argv[1], "r");
if (!f) {
perror("\033[91mFailed to open file\033[0m");
perror("\033[1;91mFailed to open file\033[0m");
return 1;
}
yyin = f;
}
yyparse();
printf("\033[92mGOOD CODE\033[0m");
printf("\033[1;92mGOOD CODE\033[0m\n");
return 0;
}

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@ -3,9 +3,9 @@ import subprocess
# ЭТИ ПУТИ НАДО ЗАДАТЬ ВРУЧНУЮ
# *.l и *.y файлы из директории ANALYZERS_DIR ДОЛЖНЫ НАЗЫВАТЬСЯ как basename этой директории!!!
ANALYZERS_DIR = r'C:\Users\user\Desktop\УЧЕБА\6_СЕМ\КОМПИЛЯТОРЫ\go-analyzer\analyzers\test'
FLEX_EXE_PATH = r"C:\tools\win_flex_bison\win_flex.exe"
BISON_EXE_PATH = r"C:\tools\win_flex_bison\win_bison.exe"
ANALYZERS_DIR = r'C:\Users\Илья\Desktop\6sem\Компиляторы\Курсач\2\go-analyzer\analyzers\test'
FLEX_EXE_PATH = r"C:\Users\Илья\Desktop\win_flex_bison-latest\win_flex.exe"
BISON_EXE_PATH = r"C:\Users\Илья\Desktop\win_flex_bison-latest\win_bison.exe"
def main():
# Подготовка путей

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@ -1,3 +1,9 @@
package main;
import (
"fmt";
"log";
)
func test_func(a string, b int, c uint16) int {
var x int = 42;
@ -11,12 +17,29 @@ func func_without_args() int {
func func_without_return_type(a string) {
return a;
}
a := 1 + 2;
{
func main() {
a := 229.162613;
if (a > 300) {
s := "test string";
}
for i := 5; i < 10; i &^= 1 {
i++;
break;
}
for i := 0; i < 10 && j > 5; i++ {
}
for {
var d complex128;
a := 229.162613;
break gotocheck;
s := "test string";
b := 2 - 1;
}
for i := 0; i < 10; i += 2 { }
for i := 0; i < 10; i = i * 2 {
break;
}
for i := 10; i > 0; i-- { }
a = 1;
a = s;
@ -31,7 +54,10 @@ a := 1 + 2;
var a uint16;
var a uint32;
var a uint64;
var b float32;
var c float64;
var d complex128;
var e complex64;
var a string = "123123";
{

67
tests/test_cicle.txt Normal file
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@ -0,0 +1,67 @@
package main;
func main() {
for {
break;
}
i := 0;
for i < 5 {
i++;
}
for j := 0; j < 10; j++ {
}
for o := 0; o < 10; o++ {
if o%2 == 0 {
continue;
}
}
for n := 0; ; n++ {
if n > 5 {
break;
}
}
outer:
for p := 0; p < 3; p++ {
for q := 0; q < 3; q++ {
if p*q > 2 {
break outer;
}
}
}
outer2:
for r := 0; r < 3; r++ {
for s := 0; s < 3; s++ {
if r*s > 1 {
continue outer2;
}
}
}
for t := 10; t > 0; t-- {
}
u := 0;
for u < 5 {
u++;
}
for k, l := 0, 10; k < l; k, l = k+1, l-1 {
}
arr := []int{1, 2, 3}
for idx, val := range arr {
}
m := map[string]int{"a": 1, "b": 2}
for key, value := range m {
}
}

57
tests/test_if.txt Normal file
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@ -0,0 +1,57 @@
package main;
import "fmt";
func main() {
if true {
}
if false {
} else {
}
x := 10;
if x < 5 {
} else if x < 15 {
} else {
}
if true {
if false {
} else {
}
}
if (x > 5 || x < 15) && x != 10 {
}
if z := x * 2; z > 15 && z < 25 {
}
if false {
}
if isValid() {
}
if shouldReturn() {
return;
}
}
func isValid() bool {
return true
}
func shouldReturn() bool {
return false
}
if a, b := 1, 2; a < b && b < 3 {
}
if y := 20; y > 15 {
}