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Fix doc test.

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This commit is contained in:
Stephen Chung 2020-04-01 10:21:49 +08:00
parent d7ac57c060
commit 246a865abd
1 changed files with 6 additions and 3 deletions
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9
src/parser.rs
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@ -179,12 +179,14 @@ impl AST {
///
/// ```
/// # fn main() -> Result<(), rhai::EvalAltResult> {
/// # #[cfg(not(feature = "no_function"))]
/// # {
/// use rhai::Engine;
///
/// let mut engine = Engine::new();
///
/// let ast1 = engine.compile(r#"fn foo(x) { 42 + x } foo(1)"#)?;
/// let ast2 = engine.compile(r#"fn foo(n) { "hello" + n } foo(2)"#)?;
/// let ast2 = engine.compile(r#"fn foo(n) { "hello" + n } foo("!")"#)?;
///
/// let ast = ast1.merge(ast2); // Merge 'ast2' into 'ast1'
///
@ -196,10 +198,11 @@ impl AST {
/// // fn foo(n) { "hello" + n } // <- definition of first 'foo' is overwritten
/// // foo(1) // <- notice this will be "hello1" instead of 43,
/// // // but it is no longer the return value
/// // foo(2) // returns "hello2"
/// // foo("!") // returns "hello!"
///
/// // Evaluate it
/// assert_eq!(engine.eval_ast::<String>(&ast)?, "hello2");
/// assert_eq!(engine.eval_ast::<String>(&ast)?, "hello!");
/// # }
/// # Ok(())
/// # }
/// ```