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Encode pure in CallableFunction variant.

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This commit is contained in:
Stephen Chung
2023-04-11 10:26:23 +08:00
parent 8662ffec62
commit 407d376a61
5 changed files with 47 additions and 60 deletions
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30
src/func/call.rs
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@@ -276,6 +276,7 @@ impl Engine {
func: CallableFunction::Method {
func: Shared::new(f),
has_context,
is_pure: false,
},
source: None,
})
@@ -285,6 +286,7 @@ impl Engine {
func: CallableFunction::Method {
func: Shared::new(f),
has_context,
is_pure: true,
},
source: None,
}),
@@ -372,8 +374,8 @@ impl Engine {
let backup = &mut ArgBackup::new();
// Calling pure function but the first argument is a reference?
let swap = is_ref_mut && func.is_pure() && !args.is_empty();
// Calling non-method function but the first argument is a reference?
let swap = is_ref_mut && !func.is_method() && !args.is_empty();
if swap {
// Clone the first argument
@@ -400,12 +402,11 @@ impl Engine {
.has_context()
.then(|| (self, name, src, &*global, pos).into());
let mut _result = if let Some(f) = func.get_plugin_fn() {
if !f.is_pure() && !args.is_empty() && args[0].is_read_only() {
Err(ERR::ErrorNonPureMethodCallOnConstant(name.to_string(), pos).into())
} else {
f.call(context, args)
}
let mut _result = if !func.is_pure() && !args.is_empty() && args[0].is_read_only() {
// If function is not pure, there must be at least one argument
Err(ERR::ErrorNonPureMethodCallOnConstant(name.to_string(), pos).into())
} else if let Some(f) = func.get_plugin_fn() {
f.call(context, args)
} else if let Some(f) = func.get_native_fn() {
f(context, args)
} else {
@@ -1493,17 +1494,18 @@ impl Engine {
self.call_script_fn(global, caches, scope, None, environ, f, args, true, pos)
}
Some(f) if !f.is_pure() && args[0].is_read_only() => {
// If function is not pure, there must be at least one argument
Err(ERR::ErrorNonPureMethodCallOnConstant(fn_name.to_string(), pos).into())
}
Some(f) if f.is_plugin_fn() => {
let f = f.get_plugin_fn().expect("plugin function");
let context = f
.has_context()
.then(|| (self, fn_name, module.id(), &*global, pos).into());
if !f.is_pure() && !args.is_empty() && args[0].is_read_only() {
Err(ERR::ErrorNonPureMethodCallOnConstant(fn_name.to_string(), pos).into())
} else {
f.call(context, args)
.and_then(|r| self.check_data_size(r, pos))
}
f.call(context, args)
.and_then(|r| self.check_data_size(r, pos))
}
Some(f) if f.is_native() => {