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Reduce usage of Default::default() to make it easier to refactor.

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This commit is contained in:
Stephen Chung
2021-11-07 18:12:37 +08:00
parent 61cc3d0bf2
commit 68c0ee08c0
26 changed files with 224 additions and 189 deletions
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91
tests/functions.rs
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@@ -1,5 +1,5 @@
#![cfg(not(feature = "no_function"))]
use rhai::{Engine, EvalAltResult, FnNamespace, Module, Shared, INT};
use rhai::{Engine, EvalAltResult, FnNamespace, Module, NativeCallContext, Shared, INT};
#[cfg(not(feature = "no_object"))]
#[test]
@@ -43,7 +43,35 @@ fn test_functions_trait_object() -> Result<(), Box<EvalAltResult>> {
fn test_functions_namespaces() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
#[cfg(not(feature = "no_function"))]
#[cfg(not(feature = "no_module"))]
{
let mut m = Module::new();
let hash = m.set_native_fn("test", || Ok(999 as INT));
m.update_fn_namespace(hash, FnNamespace::Global);
engine.register_static_module("hello", m.into());
let mut m = Module::new();
m.set_var("ANSWER", 123 as INT);
assert_eq!(engine.eval::<INT>("test()")?, 999);
assert_eq!(engine.eval::<INT>("fn test() { 123 } test()")?, 123);
}
engine.register_fn("test", || 42 as INT);
assert_eq!(engine.eval::<INT>("fn test() { 123 } test()")?, 123);
assert_eq!(engine.eval::<INT>("test()")?, 42);
Ok(())
}
#[test]
fn test_functions_global_module() -> Result<(), Box<EvalAltResult>> {
let mut engine = Engine::new();
#[cfg(not(feature = "no_module"))]
{
assert_eq!(
@@ -56,43 +84,28 @@ fn test_functions_namespaces() -> Result<(), Box<EvalAltResult>> {
)?,
42
);
}
#[cfg(not(feature = "no_module"))]
{
let mut m = Module::new();
let hash = m.set_native_fn("test", || Ok(999 as INT));
m.update_fn_namespace(hash, FnNamespace::Global);
assert!(matches!(*engine.run("
fn foo() { global::ANSWER }
engine.register_static_module("hello", m.into());
{
const ANSWER = 42;
foo()
}
").expect_err("should error"),
EvalAltResult::ErrorInFunctionCall(_, _, err, _)
if matches!(&*err, EvalAltResult::ErrorVariableNotFound(v, _) if v == "global::ANSWER")
));
let mut m = Module::new();
m.set_var("ANSWER", 123 as INT);
engine.register_static_module("global", m.into());
assert_eq!(engine.eval::<INT>("test()")?, 999);
#[cfg(not(feature = "no_function"))]
assert_eq!(engine.eval::<INT>("fn test() { 123 } test()")?, 123);
}
engine.register_fn("test", || 42 as INT);
assert_eq!(engine.eval::<INT>("test()")?, 42);
#[cfg(not(feature = "no_function"))]
#[cfg(not(feature = "no_module"))]
{
assert_eq!(engine.eval::<INT>("fn test() { 123 } test()")?, 123);
let mut module = Module::new();
module.set_var("ANSWER", 123 as INT);
engine.register_static_module("global", module.into());
assert_eq!(
engine.eval::<INT>(
"
const ANSWER = 42;
fn foo() { global::ANSWER }
foo()
"
)?,
@@ -100,5 +113,23 @@ fn test_functions_namespaces() -> Result<(), Box<EvalAltResult>> {
);
}
engine.register_result_fn(
"do_stuff",
|context: NativeCallContext, callback: rhai::FnPtr| {
callback.call_dynamic(&context, None, [])
},
);
#[cfg(not(feature = "no_closure"))]
assert!(matches!(*engine.run("
do_stuff(|| {
const LOCAL_VALUE = 42;
global::LOCAL_VALUE
});
").expect_err("should error"),
EvalAltResult::ErrorInFunctionCall(_, _, err, _)
if matches!(&*err, EvalAltResult::ErrorVariableNotFound(v, _) if v == "global::LOCAL_VALUE")
));
Ok(())
}