# Program
Status: 🟢
Assertions: 10
```rustleaf
// Test exclusive ranges (1..10 = [1, 2, 3, 4, 5, 6, 7, 8, 9])
var range = 1..10;
// Test range properties
assert(range.start == 1);
assert(range.end == 10);
assert(range.inclusive == false);
// Test range iteration (convert to list)
var list = range.to_list();
assert(list.length == 9);
assert(list[0] == 1);
assert(list[8] == 9);
assert(not (10 in list));
// Test range membership
assert(5 in range);
assert(not (10 in range));
assert(not (0 in range));
```
# Output
```
parse_program: starting
parse_program: parsing statement at position 0 (Var)
parse_statement: starting at position 0 (Var)
consume_token: position 0 consumed Var
consume_token: position 1 consumed Ident
consume_token: position 2 consumed Equal
parse_expression: starting at position 3 (Int(1))
consume_token: position 3 consumed Int
parse_primary: success - parsed numeric/string literal
consume_token: position 4 consumed DotDot
consume_token: position 5 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 6 consumed Semicolon
parse_statement: success - parsed var declaration
parse_program: parsing statement at position 7 (Ident(assert))
parse_statement: starting at position 7 (Ident(assert))
consume_token: position 7 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 7 (Ident(assert))
consume_token: position 7 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 8 consumed LeftParen
parse_expression: starting at position 9 (Ident(range))
consume_token: position 9 consumed Ident
parse_primary: success - parsed identifier (range)
consume_token: position 10 consumed Dot
consume_token: position 11 consumed Ident
consume_token: position 12 consumed EqualEqual
consume_token: position 13 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 14 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 15 consumed Semicolon
parse_program: parsing statement at position 16 (Ident(assert))
parse_statement: starting at position 16 (Ident(assert))
consume_token: position 16 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 16 (Ident(assert))
consume_token: position 16 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 17 consumed LeftParen
parse_expression: starting at position 18 (Ident(range))
consume_token: position 18 consumed Ident
parse_primary: success - parsed identifier (range)
consume_token: position 19 consumed Dot
consume_token: position 20 consumed Ident
consume_token: position 21 consumed EqualEqual
consume_token: position 22 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 23 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 24 consumed Semicolon
parse_program: parsing statement at position 25 (Ident(assert))
parse_statement: starting at position 25 (Ident(assert))
consume_token: position 25 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 25 (Ident(assert))
consume_token: position 25 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 26 consumed LeftParen
parse_expression: starting at position 27 (Ident(range))
consume_token: position 27 consumed Ident
parse_primary: success - parsed identifier (range)
consume_token: position 28 consumed Dot
consume_token: position 29 consumed Ident
consume_token: position 30 consumed EqualEqual
consume_token: position 31 consumed False
parse_primary: success - parsed boolean literal (false)
parse_expression: success - parsed precedence expression
consume_token: position 32 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 33 consumed Semicolon
parse_program: parsing statement at position 34 (Var)
parse_statement: starting at position 34 (Var)
consume_token: position 34 consumed Var
consume_token: position 35 consumed Ident
consume_token: position 36 consumed Equal
parse_expression: starting at position 37 (Ident(range))
consume_token: position 37 consumed Ident
parse_primary: success - parsed identifier (range)
consume_token: position 38 consumed Dot
consume_token: position 39 consumed Ident
consume_token: position 40 consumed LeftParen
consume_token: position 41 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 42 consumed Semicolon
parse_statement: success - parsed var declaration
parse_program: parsing statement at position 43 (Ident(assert))
parse_statement: starting at position 43 (Ident(assert))
consume_token: position 43 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 43 (Ident(assert))
consume_token: position 43 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 44 consumed LeftParen
parse_expression: starting at position 45 (Ident(list))
consume_token: position 45 consumed Ident
parse_primary: success - parsed identifier (list)
consume_token: position 46 consumed Dot
consume_token: position 47 consumed Ident
consume_token: position 48 consumed EqualEqual
consume_token: position 49 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 50 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 51 consumed Semicolon
parse_program: parsing statement at position 52 (Ident(assert))
parse_statement: starting at position 52 (Ident(assert))
consume_token: position 52 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 52 (Ident(assert))
consume_token: position 52 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 53 consumed LeftParen
parse_expression: starting at position 54 (Ident(list))
consume_token: position 54 consumed Ident
parse_primary: success - parsed identifier (list)
consume_token: position 55 consumed LeftBracket
parse_expression: starting at position 56 (Int(0))
consume_token: position 56 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 57 consumed RightBracket
consume_token: position 58 consumed EqualEqual
consume_token: position 59 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 60 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 61 consumed Semicolon
parse_program: parsing statement at position 62 (Ident(assert))
parse_statement: starting at position 62 (Ident(assert))
consume_token: position 62 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 62 (Ident(assert))
consume_token: position 62 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 63 consumed LeftParen
parse_expression: starting at position 64 (Ident(list))
consume_token: position 64 consumed Ident
parse_primary: success - parsed identifier (list)
consume_token: position 65 consumed LeftBracket
parse_expression: starting at position 66 (Int(8))
consume_token: position 66 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 67 consumed RightBracket
consume_token: position 68 consumed EqualEqual
consume_token: position 69 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 70 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 71 consumed Semicolon
parse_program: parsing statement at position 72 (Ident(assert))
parse_statement: starting at position 72 (Ident(assert))
consume_token: position 72 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 72 (Ident(assert))
consume_token: position 72 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 73 consumed LeftParen
parse_expression: starting at position 74 (Not)
consume_token: position 74 consumed Not
consume_token: position 75 consumed LeftParen
parse_primary: success - parsing parenthesized expression
parse_expression: starting at position 76 (Int(10))
consume_token: position 76 consumed Int
parse_primary: success - parsed numeric/string literal
consume_token: position 77 consumed In
consume_token: position 78 consumed Ident
parse_primary: success - parsed identifier (list)
parse_expression: success - parsed precedence expression
consume_token: position 79 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 80 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 81 consumed Semicolon
parse_program: parsing statement at position 82 (Ident(assert))
parse_statement: starting at position 82 (Ident(assert))
consume_token: position 82 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 82 (Ident(assert))
consume_token: position 82 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 83 consumed LeftParen
parse_expression: starting at position 84 (Int(5))
consume_token: position 84 consumed Int
parse_primary: success - parsed numeric/string literal
consume_token: position 85 consumed In
consume_token: position 86 consumed Ident
parse_primary: success - parsed identifier (range)
parse_expression: success - parsed precedence expression
consume_token: position 87 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 88 consumed Semicolon
parse_program: parsing statement at position 89 (Ident(assert))
parse_statement: starting at position 89 (Ident(assert))
consume_token: position 89 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 89 (Ident(assert))
consume_token: position 89 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 90 consumed LeftParen
parse_expression: starting at position 91 (Not)
consume_token: position 91 consumed Not
consume_token: position 92 consumed LeftParen
parse_primary: success - parsing parenthesized expression
parse_expression: starting at position 93 (Int(10))
consume_token: position 93 consumed Int
parse_primary: success - parsed numeric/string literal
consume_token: position 94 consumed In
consume_token: position 95 consumed Ident
parse_primary: success - parsed identifier (range)
parse_expression: success - parsed precedence expression
consume_token: position 96 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 97 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 98 consumed Semicolon
parse_program: parsing statement at position 99 (Ident(assert))
parse_statement: starting at position 99 (Ident(assert))
consume_token: position 99 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 99 (Ident(assert))
consume_token: position 99 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 100 consumed LeftParen
parse_expression: starting at position 101 (Not)
consume_token: position 101 consumed Not
consume_token: position 102 consumed LeftParen
parse_primary: success - parsing parenthesized expression
parse_expression: starting at position 103 (Int(0))
consume_token: position 103 consumed Int
parse_primary: success - parsed numeric/string literal
consume_token: position 104 consumed In
consume_token: position 105 consumed Ident
parse_primary: success - parsed identifier (range)
parse_expression: success - parsed precedence expression
consume_token: position 106 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 107 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 108 consumed Semicolon
parse_program: parsed 12 statements
```
# Result
```rust
Ok(
Unit,
)
```
# Lex
```rust
Ok(
[
0: Token(Var),
1: Token(Ident, "range"),
2: Token(Equal),
3: Token(Int, "1"),
4: Token(DotDot),
5: Token(Int, "10"),
6: Token(Semicolon),
7: Token(Ident, "assert"),
8: Token(LeftParen),
9: Token(Ident, "range"),
10: Token(Dot),
11: Token(Ident, "start"),
12: Token(EqualEqual),
13: Token(Int, "1"),
14: Token(RightParen),
15: Token(Semicolon),
16: Token(Ident, "assert"),
17: Token(LeftParen),
18: Token(Ident, "range"),
19: Token(Dot),
20: Token(Ident, "end"),
21: Token(EqualEqual),
22: Token(Int, "10"),
23: Token(RightParen),
24: Token(Semicolon),
25: Token(Ident, "assert"),
26: Token(LeftParen),
27: Token(Ident, "range"),
28: Token(Dot),
29: Token(Ident, "inclusive"),
30: Token(EqualEqual),
31: Token(False),
32: Token(RightParen),
33: Token(Semicolon),
34: Token(Var),
35: Token(Ident, "list"),
36: Token(Equal),
37: Token(Ident, "range"),
38: Token(Dot),
39: Token(Ident, "to_list"),
40: Token(LeftParen),
41: Token(RightParen),
42: Token(Semicolon),
43: Token(Ident, "assert"),
44: Token(LeftParen),
45: Token(Ident, "list"),
46: Token(Dot),
47: Token(Ident, "length"),
48: Token(EqualEqual),
49: Token(Int, "9"),
50: Token(RightParen),
51: Token(Semicolon),
52: Token(Ident, "assert"),
53: Token(LeftParen),
54: Token(Ident, "list"),
55: Token(LeftBracket),
56: Token(Int, "0"),
57: Token(RightBracket),
58: Token(EqualEqual),
59: Token(Int, "1"),
60: Token(RightParen),
61: Token(Semicolon),
62: Token(Ident, "assert"),
63: Token(LeftParen),
64: Token(Ident, "list"),
65: Token(LeftBracket),
66: Token(Int, "8"),
67: Token(RightBracket),
68: Token(EqualEqual),
69: Token(Int, "9"),
70: Token(RightParen),
71: Token(Semicolon),
72: Token(Ident, "assert"),
73: Token(LeftParen),
74: Token(Not),
75: Token(LeftParen),
76: Token(Int, "10"),
77: Token(In),
78: Token(Ident, "list"),
79: Token(RightParen),
80: Token(RightParen),
81: Token(Semicolon),
82: Token(Ident, "assert"),
83: Token(LeftParen),
84: Token(Int, "5"),
85: Token(In),
86: Token(Ident, "range"),
87: Token(RightParen),
88: Token(Semicolon),
89: Token(Ident, "assert"),
90: Token(LeftParen),
91: Token(Not),
92: Token(LeftParen),
93: Token(Int, "10"),
94: Token(In),
95: Token(Ident, "range"),
96: Token(RightParen),
97: Token(RightParen),
98: Token(Semicolon),
99: Token(Ident, "assert"),
100: Token(LeftParen),
101: Token(Not),
102: Token(LeftParen),
103: Token(Int, "0"),
104: Token(In),
105: Token(Ident, "range"),
106: Token(RightParen),
107: Token(RightParen),
108: Token(Semicolon),
109: Token(Eof)
],
)
```
# Parse
```rust
Ok(
Program(
[
VarDecl {
pattern: Variable(
"range",
),
value: Some(
RangeExclusive(
Literal(
Int(
1,
),
),
Literal(
Int(
10,
),
),
),
),
},
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
GetAttr(
Identifier(
"range",
),
"start",
),
Literal(
Int(
1,
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
GetAttr(
Identifier(
"range",
),
"end",
),
Literal(
Int(
10,
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
GetAttr(
Identifier(
"range",
),
"inclusive",
),
Literal(
Bool(
false,
),
),
),
],
),
),
VarDecl {
pattern: Variable(
"list",
),
value: Some(
MethodCall(
Identifier(
"range",
),
"to_list",
[],
),
),
},
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
GetAttr(
Identifier(
"list",
),
"length",
),
Literal(
Int(
9,
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
GetItem(
Identifier(
"list",
),
Literal(
Int(
0,
),
),
),
Literal(
Int(
1,
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
GetItem(
Identifier(
"list",
),
Literal(
Int(
8,
),
),
),
Literal(
Int(
9,
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Not(
In(
Literal(
Int(
10,
),
),
Identifier(
"list",
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
In(
Literal(
Int(
5,
),
),
Identifier(
"range",
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Not(
In(
Literal(
Int(
10,
),
),
Identifier(
"range",
),
),
),
],
),
),
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Not(
In(
Literal(
Int(
0,
),
),
Identifier(
"range",
),
),
),
],
),
),
],
),
)
```
# Eval
```rust
Ok(
RustValue(<unknown>),
)
```