# Program
Status: 🟢
Assertions: 1
```rustleaf
var x = 5;
assert((if x > 0 { "positive" } else { "zero or negative" }) == "positive");
```
# 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(5))
consume_token: position 3 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 4 consumed Semicolon
parse_statement: success - parsed var declaration
parse_program: parsing statement at position 5 (Ident(assert))
parse_statement: starting at position 5 (Ident(assert))
consume_token: position 5 consumed Ident
parse_statement: falling back to expression statement
parse_expression: starting at position 5 (Ident(assert))
consume_token: position 5 consumed Ident
parse_primary: success - parsed identifier (assert)
consume_token: position 6 consumed LeftParen
parse_expression: starting at position 7 (LeftParen)
consume_token: position 7 consumed LeftParen
parse_primary: success - parsing parenthesized expression
parse_expression: starting at position 8 (If)
consume_token: position 8 consumed If
parse_primary: success - parsing if expression
parse_expression: starting at position 9 (Ident(x))
consume_token: position 9 consumed Ident
parse_primary: success - parsed identifier (x)
consume_token: position 10 consumed Greater
consume_token: position 11 consumed Int
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 12 consumed LeftBrace
parse_statement: starting at position 13 (String(positive))
parse_statement: falling back to expression statement
parse_expression: starting at position 13 (String(positive))
consume_token: position 13 consumed String
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
parse_statement: failed - Expected Semicolon, found RightBrace at position 14
parse_expression: starting at position 13 (String(positive))
consume_token: position 13 consumed String
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 14 consumed RightBrace
consume_token: position 15 consumed Else
consume_token: position 16 consumed LeftBrace
parse_statement: starting at position 17 (String(zero or negative))
parse_statement: falling back to expression statement
parse_expression: starting at position 17 (String(zero or negative))
consume_token: position 17 consumed String
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
parse_statement: failed - Expected Semicolon, found RightBrace at position 18
parse_expression: starting at position 17 (String(zero or negative))
consume_token: position 17 consumed String
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 18 consumed RightBrace
parse_expression: success - parsed precedence expression
consume_token: position 19 consumed RightParen
consume_token: position 20 consumed EqualEqual
consume_token: position 21 consumed String
parse_primary: success - parsed numeric/string literal
parse_expression: success - parsed precedence expression
consume_token: position 22 consumed RightParen
parse_expression: success - parsed precedence expression
consume_token: position 23 consumed Semicolon
parse_program: parsed 2 statements
```
# Result
```rust
Ok(
Unit,
)
```
# Lex
```rust
Ok(
[
0: Token(Var),
1: Token(Ident, "x"),
2: Token(Equal),
3: Token(Int, "5"),
4: Token(Semicolon),
5: Token(Ident, "assert"),
6: Token(LeftParen),
7: Token(LeftParen),
8: Token(If),
9: Token(Ident, "x"),
10: Token(Greater),
11: Token(Int, "0"),
12: Token(LeftBrace),
13: Token(String, "positive"),
14: Token(RightBrace),
15: Token(Else),
16: Token(LeftBrace),
17: Token(String, "zero or negative"),
18: Token(RightBrace),
19: Token(RightParen),
20: Token(EqualEqual),
21: Token(String, "positive"),
22: Token(RightParen),
23: Token(Semicolon),
24: Token(Eof)
],
)
```
# Parse
```rust
Ok(
Program(
[
VarDecl {
pattern: Variable(
"x",
),
value: Some(
Literal(
Int(
5,
),
),
),
},
Expression(
FunctionCall(
Identifier(
"assert",
),
[
Eq(
If {
condition: Gt(
Identifier(
"x",
),
Literal(
Int(
0,
),
),
),
then_expr: Block {
statements: [],
final_expr: Some(
Literal(
String(
"positive",
),
),
),
},
else_expr: Some(
Block {
statements: [],
final_expr: Some(
Literal(
String(
"zero or negative",
),
),
),
},
),
},
Literal(
String(
"positive",
),
),
),
],
),
),
],
),
)
```
# Eval
```rust
Ok(
RustValue(<unknown>),
)
```