MIRROR: javascript for 🐜's, a tiny runtime with big ambitions
fix nullish and boolean casting
+48
-5
+2
-3
src/ant.c
+2
-3
src/ant.c
···
97
97
static bool is_ident_begin(int c) { return c == '_' || c == '$' || is_alpha(c); }
98
98
static bool is_ident_continue(int c) { return c == '_' || c == '$' || is_alpha(c) || is_digit(c); }
99
99
static bool is_err(jsval_t v) { return vtype(v) == T_ERR; }
100
-
static bool is_unary(uint8_t tok) { return tok >= TOK_POSTINC && tok <= TOK_UMINUS; }
100
+
static bool is_unary(uint8_t tok) { return (tok >= TOK_POSTINC && tok <= TOK_UMINUS) || tok == TOK_NOT || tok == TOK_TILDA || tok == TOK_TYPEOF || tok == TOK_VOID; }
101
101
static bool is_assign(uint8_t tok) { return (tok >= TOK_ASSIGN && tok <= TOK_OR_ASSIGN); }
102
102
static void saveoff(struct js *js, jsoff_t off, jsoff_t val) { memcpy(&js->mem[off], &val, sizeof(val)); }
103
103
static void saveval(struct js *js, jsoff_t off, jsval_t val) { memcpy(&js->mem[off], &val, sizeof(val)); }
···
1138
1138
if (vtype(lhs) != T_PROP) return js_mkerr(js, "bad lhs for --");
1139
1139
do_assign_op(js, TOK_MINUS_ASSIGN, lhs, tov(1)); return l;
1140
1140
}
1141
-
case TOK_NOT: if (vtype(r) == T_BOOL) return mkval(T_BOOL, !vdata(r)); break;
1141
+
case TOK_NOT: return mkval(T_BOOL, !js_truthy(js, r));
1142
1142
}
1143
1143
if (is_assign(op)) return do_assign_op(js, op, lhs, r);
1144
1144
if (op == TOK_EQ || op == TOK_NE) {
···
1189
1189
case TOK_UMINUS: return tov(-b);
1190
1190
case TOK_UPLUS: return r;
1191
1191
case TOK_TILDA: return tov((double)(~(long) b));
1192
-
case TOK_NOT: return mkval(T_BOOL, b == 0);
1193
1192
case TOK_SHL: return tov((double)((long) a << (long) b));
1194
1193
case TOK_SHR: return tov((double)((long) a >> (long) b));
1195
1194
case TOK_DOT: return do_dot_op(js, l, r);
+1
-1
tests/server/radix3.cjs
+1
-1
tests/server/radix3.cjs
+1
-1
tests/server/server.cjs
+1
-1
tests/server/server.cjs
+44
tests/test_not_operator.cjs
+44
tests/test_not_operator.cjs
···
1
+
// Test the NOT operator fix
2
+
3
+
Ant.println("Test 1 - if (!null) with block:");
4
+
if (!null) {
5
+
Ant.println(" PASS");
6
+
}
7
+
8
+
Ant.println("\nTest 2 - if (!undefined) with block:");
9
+
if (!undefined) {
10
+
Ant.println(" PASS");
11
+
}
12
+
13
+
Ant.println("\nTest 3 - if (!false) with block:");
14
+
if (!false) {
15
+
Ant.println(" PASS");
16
+
}
17
+
18
+
Ant.println("\nTest 4 - if (!0) with block:");
19
+
if (!0) {
20
+
Ant.println(" PASS");
21
+
}
22
+
23
+
Ant.println("\nTest 5 - if (!'') with block:");
24
+
if (!'') {
25
+
Ant.println(" PASS");
26
+
}
27
+
28
+
const x = null;
29
+
Ant.println("\nTest 6 - if (!x) return {}:");
30
+
function test6() {
31
+
if (!x) return {};
32
+
return { value: "should not reach" };
33
+
}
34
+
Ant.println(" Result:", test6());
35
+
36
+
Ant.println("\nTest 7 - if (!handler) return {} from radix3:");
37
+
function lookup(handler) {
38
+
if (!handler) return {};
39
+
return { handler, params: {} };
40
+
}
41
+
Ant.println(" With null:", lookup(null));
42
+
Ant.println(" With value:", lookup("test"));
43
+
44
+
Ant.println("\nAll tests passed!");