rhai/tests/comments.rs

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use rhai::{Engine, EvalAltResult, INT};
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#[test]
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fn test_comments() -> Result<(), Box<EvalAltResult>> {
let engine = Engine::new();
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assert_eq!(
engine.eval::<INT>("let x = 42; x // I am a single line comment, yay!")?,
42
);
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assert_eq!(
engine.eval::<INT>(
r#"
let /* I am a
multi-line
comment, yay!
*/ x = 42; x
"#
)?,
42
);
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assert_eq!(engine.eval::<()>("/* Hello world */")?, ());
Ok(())
}
#[cfg(not(feature = "no_function"))]
#[test]
fn test_comments_doc() -> Result<(), Box<EvalAltResult>> {
let engine = Engine::new();
let ast = engine.compile(
r"
/// Hello world
fn foo() {}
",
)?;
assert_eq!(
ast.iter_functions().next().unwrap().comments[0],
"/// Hello world"
);
assert!(engine
.compile(
r"
/// Hello world
let x = 42;
"
)
.is_err());
let ast = engine.compile(
r"
/** Hello world
** how are you?
**/
fn foo() {}
",
)?;
assert_eq!(
ast.iter_functions().next().unwrap().comments[0],
"/** Hello world\n ** how are you?\n **/"
);
assert!(engine
.compile(
r"
/** Hello world */
let x = 42;
"
)
.is_err());
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Ok(())
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}