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Allow if expressions.

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This commit is contained in:
Stephen Chung
2020-03-27 23:47:23 +08:00
parent a541a4507f
commit ef6dd9414a
6 changed files with 115 additions and 59 deletions
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7
tests/expressions.rs
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@@ -12,14 +12,15 @@ fn test_expressions() -> Result<(), EvalAltResult> {
engine.eval_expression_with_scope::<INT>(&mut scope, "2 + (x + 10) * 2")?,
42
);
assert_eq!(
engine.eval_expression_with_scope::<INT>(&mut scope, "if x > 0 { 42 } else { 123 }")?,
42
);
assert!(engine.eval_expression::<()>("40 + 2;").is_err());
assert!(engine.eval_expression::<()>("40 + { 2 }").is_err());
assert!(engine.eval_expression::<()>("x = 42").is_err());
assert!(engine.compile_expression("let x = 42").is_err());
assert!(engine
.eval_expression_with_scope::<INT>(&mut scope, "if x > 0 { 42 } else { 123 }")
.is_err());
Ok(())
}