128 lines
3.7 KiB
Rust
128 lines
3.7 KiB
Rust
use crate::plugin::*;
|
|
use crate::{def_package, FnPtr, ImmutableString, NativeCallContext};
|
|
#[cfg(feature = "no_std")]
|
|
use std::prelude::v1::*;
|
|
|
|
def_package!(crate:BasicFnPackage:"Basic Fn functions.", lib, {
|
|
combine_with_exported_module!(lib, "FnPtr", fn_ptr_functions);
|
|
});
|
|
|
|
#[export_module]
|
|
mod fn_ptr_functions {
|
|
#[rhai_fn(name = "name", get = "name", pure)]
|
|
pub fn name(f: &mut FnPtr) -> ImmutableString {
|
|
f.fn_name_raw().into()
|
|
}
|
|
|
|
#[cfg(not(feature = "no_function"))]
|
|
pub mod functions {
|
|
#[rhai_fn(name = "is_anonymous", get = "is_anonymous", pure)]
|
|
pub fn is_anonymous(f: &mut FnPtr) -> bool {
|
|
f.is_anonymous()
|
|
}
|
|
}
|
|
|
|
#[cfg(not(feature = "no_function"))]
|
|
#[cfg(not(feature = "no_index"))]
|
|
#[cfg(not(feature = "no_object"))]
|
|
pub mod functions_and_maps {
|
|
pub fn get_fn_metadata_list(ctx: NativeCallContext) -> crate::Array {
|
|
collect_fn_metadata(ctx)
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(not(feature = "no_function"))]
|
|
#[cfg(not(feature = "no_index"))]
|
|
#[cfg(not(feature = "no_object"))]
|
|
fn collect_fn_metadata(ctx: NativeCallContext) -> crate::Array {
|
|
use crate::{ast::ScriptFnDef, Array, Identifier, Map};
|
|
use std::collections::BTreeSet;
|
|
|
|
// Create a metadata record for a function.
|
|
fn make_metadata(
|
|
dict: &BTreeSet<Identifier>,
|
|
namespace: Option<Identifier>,
|
|
f: &ScriptFnDef,
|
|
) -> Map {
|
|
const DICT: &str = "never fails because the dictionary is pre-filled with all the keys";
|
|
|
|
let mut map = Map::new();
|
|
|
|
if let Some(ns) = namespace {
|
|
map.insert(dict.get("namespace").expect(DICT).clone().into(), ns.into());
|
|
}
|
|
map.insert(
|
|
dict.get("name").expect(DICT).clone().into(),
|
|
f.name.clone().into(),
|
|
);
|
|
map.insert(
|
|
dict.get("access").expect(DICT).clone().into(),
|
|
match f.access {
|
|
FnAccess::Public => dict.get("public").expect(DICT).clone(),
|
|
FnAccess::Private => dict.get("private").expect(DICT).clone(),
|
|
}
|
|
.into(),
|
|
);
|
|
map.insert(
|
|
dict.get("is_anonymous").expect(DICT).clone().into(),
|
|
f.name.starts_with(crate::engine::FN_ANONYMOUS).into(),
|
|
);
|
|
map.insert(
|
|
dict.get("params").expect(DICT).clone().into(),
|
|
f.params
|
|
.iter()
|
|
.cloned()
|
|
.map(Into::<Dynamic>::into)
|
|
.collect::<Array>()
|
|
.into(),
|
|
);
|
|
|
|
map.into()
|
|
}
|
|
|
|
// Intern strings
|
|
let dict: BTreeSet<Identifier> = [
|
|
"namespace",
|
|
"name",
|
|
"access",
|
|
"public",
|
|
"private",
|
|
"is_anonymous",
|
|
"params",
|
|
]
|
|
.iter()
|
|
.map(|&s| s.into())
|
|
.collect();
|
|
|
|
let mut list: Array = Default::default();
|
|
|
|
ctx.iter_namespaces()
|
|
.flat_map(|m| m.iter_script_fn())
|
|
.for_each(|(_, _, _, _, f)| list.push(make_metadata(&dict, None, f).into()));
|
|
|
|
#[cfg(not(feature = "no_module"))]
|
|
{
|
|
// Recursively scan modules for script-defined functions.
|
|
fn scan_module(
|
|
list: &mut Array,
|
|
dict: &BTreeSet<Identifier>,
|
|
namespace: Identifier,
|
|
module: &Module,
|
|
) {
|
|
module.iter_script_fn().for_each(|(_, _, _, _, f)| {
|
|
list.push(make_metadata(dict, Some(namespace.clone()), f).into())
|
|
});
|
|
module.iter_sub_modules().for_each(|(ns, m)| {
|
|
let ns = format!("{}::{}", namespace, ns);
|
|
scan_module(list, dict, ns.into(), m.as_ref())
|
|
});
|
|
}
|
|
|
|
ctx.iter_imports_raw()
|
|
.for_each(|(ns, m)| scan_module(&mut list, &dict, ns.clone(), m.as_ref()));
|
|
}
|
|
|
|
list
|
|
}
|