1453 lines
53 KiB
Rust
1453 lines
53 KiB
Rust
use quote::{quote, ToTokens};
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use syn::{parse::Parse, parse::ParseStream, spanned::Spanned};
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use crate::function::{ExportedFn, ExportedFnParams};
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use crate::rhai_module::ExportedConst;
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#[cfg(no_std)]
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use alloc::vec as new_vec;
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#[cfg(not(no_std))]
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use std::vec as new_vec;
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#[cfg(no_std)]
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use core::mem;
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#[cfg(not(no_std))]
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use std::mem;
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use std::borrow::Cow;
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use std::collections::HashMap;
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fn inner_fn_attributes(f: &mut syn::ItemFn) -> syn::Result<ExportedFnParams> {
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// #[cfg] attributes are not allowed on objects
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if let Some(cfg_attr) = f.attrs.iter().find(|a| {
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a.path
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.get_ident()
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.map(|i| i.to_string() == "cfg")
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.unwrap_or(false)
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}) {
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return Err(syn::Error::new(cfg_attr.span(), "cfg attributes not allowed on this item"));
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}
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// Find the #[rhai_fn] attribute which will turn be read for the function parameters.
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if let Some(rhai_fn_idx) = f.attrs.iter().position(|a| {
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a.path
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.get_ident()
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.map(|i| i.to_string() == "rhai_fn")
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.unwrap_or(false)
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}) {
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let rhai_fn_attr = f.attrs.remove(rhai_fn_idx);
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rhai_fn_attr.parse_args()
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} else if let syn::Visibility::Public(_) = f.vis {
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Ok(ExportedFnParams::default())
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} else {
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Ok(ExportedFnParams::skip())
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}
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}
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fn check_rename_collisions(fns: &Vec<ExportedFn>) -> Result<(), syn::Error> {
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let mut renames = HashMap::<String, proc_macro2::Span>::new();
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let mut names = HashMap::<String, proc_macro2::Span>::new();
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for itemfn in fns.iter() {
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if let Some(ref name) = itemfn.params.name {
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let current_span = itemfn.params.span.as_ref().unwrap();
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let key = itemfn.arg_list().fold(name.clone(), |mut argstr, fnarg| {
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let type_string: String = match fnarg {
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syn::FnArg::Receiver(_) => unimplemented!("receiver rhai_fns not implemented"),
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syn::FnArg::Typed(syn::PatType { ref ty, .. }) =>
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ty.as_ref().to_token_stream().to_string(),
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};
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argstr.push('.');
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argstr.extend(type_string.chars());
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argstr
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});
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if let Some(other_span) = renames.insert(key,
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current_span.clone()) {
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let mut err = syn::Error::new(current_span.clone(),
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format!("duplicate Rhai signature for '{}'", &name));
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err.combine(syn::Error::new(other_span,
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format!("duplicated function renamed '{}'", &name)));
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return Err(err);
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}
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} else {
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let ident = itemfn.name();
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names.insert(ident.to_string(), ident.span());
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}
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}
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for (new_name, attr_span) in renames.drain() {
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let new_name = new_name.split('.').next().unwrap();
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if let Some(fn_span) = names.get(new_name) {
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let mut err = syn::Error::new(attr_span,
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format!("duplicate Rhai signature for '{}'", &new_name));
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err.combine(syn::Error::new(fn_span.clone(),
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format!("duplicated function '{}'", &new_name)));
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return Err(err);
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}
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}
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Ok(())
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}
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fn inner_mod_attributes(f: &mut syn::ItemMod) -> syn::Result<ExportedModParams> {
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if let Some(rhai_mod_idx) = f.attrs.iter().position(|a| {
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a.path
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.get_ident()
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.map(|i| i.to_string() == "rhai_mod")
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.unwrap_or(false)
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}) {
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let rhai_mod_attr = f.attrs.remove(rhai_mod_idx);
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rhai_mod_attr.parse_args()
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} else if let syn::Visibility::Public(_) = f.vis {
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Ok(ExportedModParams::default())
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} else {
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Ok(ExportedModParams::skip())
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}
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}
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#[derive(Debug, Default)]
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pub(crate) struct ExportedModParams {
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pub name: Option<String>,
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pub skip: bool,
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}
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impl ExportedModParams {
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pub fn skip() -> ExportedModParams {
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let mut skip = ExportedModParams::default();
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skip.skip = true;
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skip
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}
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}
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impl Parse for ExportedModParams {
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fn parse(args: ParseStream) -> syn::Result<Self> {
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if args.is_empty() {
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return Ok(ExportedModParams::default());
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}
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let arg_list = args.call(
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syn::punctuated::Punctuated::<syn::Expr, syn::Token![,]>::parse_separated_nonempty,
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)?;
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let mut attrs: HashMap<syn::Ident, Option<syn::LitStr>> = HashMap::new();
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for arg in arg_list {
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let (left, right) = match arg {
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syn::Expr::Assign(syn::ExprAssign {
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ref left,
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ref right,
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..
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}) => {
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let attr_name: syn::Ident = match left.as_ref() {
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syn::Expr::Path(syn::ExprPath {
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path: attr_path, ..
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}) => attr_path.get_ident().cloned().ok_or_else(|| {
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syn::Error::new(attr_path.span(), "expecting attribute name")
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})?,
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x => return Err(syn::Error::new(x.span(), "expecting attribute name")),
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};
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let attr_value = match right.as_ref() {
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syn::Expr::Lit(syn::ExprLit {
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lit: syn::Lit::Str(string),
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..
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}) => string.clone(),
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x => return Err(syn::Error::new(x.span(), "expecting string literal")),
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};
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(attr_name, Some(attr_value))
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}
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syn::Expr::Path(syn::ExprPath {
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path: attr_path, ..
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}) => attr_path
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.get_ident()
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.cloned()
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.map(|a| (a, None))
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.ok_or_else(|| syn::Error::new(attr_path.span(), "expecting attribute name"))?,
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x => return Err(syn::Error::new(x.span(), "expecting identifier")),
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};
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attrs.insert(left, right);
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}
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let mut name = None;
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let mut skip = false;
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for (ident, value) in attrs.drain() {
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match (ident.to_string().as_ref(), value) {
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("name", Some(s)) => name = Some(s.value()),
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("name", None) => return Err(syn::Error::new(ident.span(), "requires value")),
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("skip", None) => skip = true,
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("skip", Some(s)) => {
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return Err(syn::Error::new(s.span(), "extraneous value"))
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}
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(attr, _) => {
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return Err(syn::Error::new(
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ident.span(),
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format!("unknown attribute '{}'", attr),
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))
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}
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}
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}
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Ok(ExportedModParams { name, skip, ..Default::default() })
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}
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}
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#[derive(Debug)]
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pub(crate) struct Module {
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mod_all: Option<syn::ItemMod>,
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fns: Vec<ExportedFn>,
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consts: Vec<ExportedConst>,
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submodules: Vec<Module>,
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params: ExportedModParams,
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}
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impl Parse for Module {
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fn parse(input: ParseStream) -> syn::Result<Self> {
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let mut mod_all: syn::ItemMod = input.parse()?;
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let fns: Vec<_>;
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let mut consts: Vec<_> = new_vec![];
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let mut submodules: Vec<_> = Vec::new();
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if let Some((_, ref mut content)) = mod_all.content {
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// Gather and parse functions.
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fns = content
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.iter_mut()
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.filter_map(|item| match item {
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syn::Item::Fn(f) => Some(f),
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_ => None,
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})
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.try_fold(Vec::new(), |mut vec, mut itemfn| {
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let params = match inner_fn_attributes(&mut itemfn) {
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Ok(p) => p,
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Err(e) => return Err(e),
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};
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syn::parse2::<ExportedFn>(itemfn.to_token_stream())
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.map(|mut f| {
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f.params = params;
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f
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})
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.map(|f| if !f.params.skip { vec.push(f) })
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.map(|_| vec)
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})?;
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// Gather and parse constants definitions.
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for item in content.iter() {
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match item {
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syn::Item::Const(syn::ItemConst {
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vis,
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ref expr,
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ident,
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attrs,
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..
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}) => {
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// #[cfg] attributes are not allowed on const declarations
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if let Some(cfg_attr) = attrs.iter().find(|a| {
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a.path
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.get_ident()
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.map(|i| i.to_string() == "cfg")
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.unwrap_or(false)
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}) {
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return Err(syn::Error::new(
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cfg_attr.span(),
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"cfg attributes not allowed on this item"));
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}
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if let syn::Visibility::Public(_) = vis {
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consts.push((ident.to_string(), expr.as_ref().clone()));
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}
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},
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_ => {},
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}
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};
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// Gather and parse submodule definitions.
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//
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// They are actually removed from the module's body, because they will need
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// re-generating later when generated code is added.
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submodules.reserve(content.len() - fns.len() - consts.len());
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let mut i = 0;
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while i < content.len() {
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if let syn::Item::Mod(_) = &content[i] {
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let mut itemmod = match content.remove(i) {
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syn::Item::Mod(m) => m,
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_ => unreachable!(),
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};
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let params = match inner_mod_attributes(&mut itemmod) {
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Ok(p) => p,
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Err(e) => return Err(e),
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};
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let module = syn::parse2::<Module>(itemmod.to_token_stream())
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.map(|mut f| {
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f.params = params;
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f
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})?;
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if !module.params.skip {
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submodules.push(module);
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}
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} else {
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i += 1;
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}
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}
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} else {
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fns = new_vec![];
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}
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Ok(Module {
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mod_all: Some(mod_all),
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fns,
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consts,
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submodules,
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params: ExportedModParams::default(),
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})
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}
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}
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impl Module {
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pub fn attrs(&self) -> Option<&Vec<syn::Attribute>> {
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self.mod_all.as_ref().map(|m| &m.attrs)
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}
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pub fn module_name(&self) -> Option<&syn::Ident> {
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self.mod_all.as_ref().map(|m| &m.ident)
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}
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pub fn exported_name(&self) -> Option<Cow<str>> {
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if let Some(ref s) = self.params.name {
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Some(Cow::Borrowed(s))
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} else {
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self.module_name().map(|m| Cow::Owned(m.to_string()))
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}
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}
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pub fn generate(self) -> proc_macro2::TokenStream {
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match self.generate_inner() {
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Ok(tokens) => tokens,
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Err(e) => e.to_compile_error(),
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}
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}
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fn generate_inner(mut self) -> Result<proc_macro2::TokenStream, syn::Error> {
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// Check for collisions if the "name" attribute was used on inner functions.
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check_rename_collisions(&self.fns)?;
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// Generate new module items.
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//
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// This is done before inner module recursive generation, because that is destructive.
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let mod_gen = crate::rhai_module::generate_body(&self.fns, &self.consts, &self.submodules);
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// NB: submodules must have their new items for exporting generated in depth-first order to
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// avoid issues with reparsing them.
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let inner_modules: Vec<proc_macro2::TokenStream> = self.submodules.drain(..)
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.try_fold::<Vec<proc_macro2::TokenStream>, _,
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Result<Vec<proc_macro2::TokenStream>, syn::Error>>(
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Vec::new(), |mut acc, m| { acc.push(m.generate_inner()?); Ok(acc) })?;
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// Generate new module items for exporting functions and constant.
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// Rebuild the structure of the module, with the new content added.
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let Module { mod_all, .. } = self;
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let mut mod_all = mod_all.unwrap();
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let mod_name = mod_all.ident.clone();
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let (_, orig_content) = mod_all.content.take().unwrap();
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let mod_attrs = mem::replace(&mut mod_all.attrs, Vec::with_capacity(0));
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Ok(quote! {
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#(#mod_attrs)*
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pub mod #mod_name {
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#(#orig_content)*
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#(#inner_modules)*
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#mod_gen
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}
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})
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}
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pub fn name(&self) -> Option<&syn::Ident> {
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self.mod_all.as_ref().map(|m| &m.ident)
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}
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pub fn content(&self) -> Option<&Vec<syn::Item>> {
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match self.mod_all {
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Some(syn::ItemMod { content: Some((_, ref vec)), .. }) => Some(vec),
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_ => None,
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}
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}
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}
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#[cfg(test)]
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mod module_tests {
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use super::Module;
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use proc_macro2::TokenStream;
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use quote::quote;
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#[test]
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fn empty_module() {
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let input_tokens: TokenStream = quote! {
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pub mod empty { }
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};
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let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
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assert!(item_mod.fns.is_empty());
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assert!(item_mod.consts.is_empty());
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}
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|
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#[test]
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fn one_factory_fn_module() {
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let input_tokens: TokenStream = quote! {
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pub mod one_fn {
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pub fn get_mystic_number() -> INT {
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42
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}
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}
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};
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let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
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assert!(item_mod.consts.is_empty());
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assert_eq!(item_mod.fns.len(), 1);
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assert_eq!(item_mod.fns[0].name().to_string(), "get_mystic_number");
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assert_eq!(item_mod.fns[0].arg_count(), 0);
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assert_eq!(
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item_mod.fns[0].return_type().unwrap(),
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&syn::parse2::<syn::Type>(quote! { INT }).unwrap()
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);
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}
|
|
|
|
#[test]
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fn one_single_arg_fn_module() {
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let input_tokens: TokenStream = quote! {
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pub mod one_fn {
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pub fn add_one_to(x: INT) -> INT {
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x + 1
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}
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}
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};
|
|
|
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let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
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assert!(item_mod.consts.is_empty());
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assert_eq!(item_mod.fns.len(), 1);
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assert_eq!(item_mod.fns[0].name().to_string(), "add_one_to");
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assert_eq!(item_mod.fns[0].arg_count(), 1);
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assert_eq!(
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item_mod.fns[0].arg_list().next().unwrap(),
|
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&syn::parse2::<syn::FnArg>(quote! { x: INT }).unwrap()
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|
);
|
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assert_eq!(
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item_mod.fns[0].return_type().unwrap(),
|
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&syn::parse2::<syn::Type>(quote! { INT }).unwrap()
|
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);
|
|
}
|
|
|
|
#[test]
|
|
fn one_double_arg_fn_module() {
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|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
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|
pub fn add_together(x: INT, y: INT) -> INT {
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|
x + y
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
let mut args = item_mod.fns[0].arg_list();
|
|
assert!(item_mod.consts.is_empty());
|
|
assert_eq!(item_mod.fns.len(), 1);
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assert_eq!(item_mod.fns[0].name().to_string(), "add_together");
|
|
assert_eq!(item_mod.fns[0].arg_count(), 2);
|
|
assert_eq!(
|
|
args.next().unwrap(),
|
|
&syn::parse2::<syn::FnArg>(quote! { x: INT }).unwrap()
|
|
);
|
|
assert_eq!(
|
|
args.next().unwrap(),
|
|
&syn::parse2::<syn::FnArg>(quote! { y: INT }).unwrap()
|
|
);
|
|
assert!(args.next().is_none());
|
|
assert_eq!(
|
|
item_mod.fns[0].return_type().unwrap(),
|
|
&syn::parse2::<syn::Type>(quote! { INT }).unwrap()
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn one_constant_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
pub mod it_is {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert!(item_mod.consts.is_empty());
|
|
assert_eq!(item_mod.submodules.len(), 1);
|
|
assert_eq!(&item_mod.submodules[0].consts[0].0, "MYSTIC_NUMBER");
|
|
assert_eq!(
|
|
item_mod.submodules[0].consts[0].1,
|
|
syn::parse2::<syn::Expr>(quote! { 42 }).unwrap()
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn one_skipped_fn_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
pub mod skip_this {
|
|
#[rhai_fn(skip)]
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert!(item_mod.consts.is_empty());
|
|
assert_eq!(item_mod.submodules.len(), 1);
|
|
assert!(item_mod.submodules[0].fns.is_empty());
|
|
assert!(item_mod.submodules[0].consts.is_empty());
|
|
assert!(item_mod.submodules[0].submodules.is_empty());
|
|
}
|
|
|
|
#[test]
|
|
fn one_skipped_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
#[rhai_mod(skip)]
|
|
pub mod skip_this {
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert!(item_mod.consts.is_empty());
|
|
assert!(item_mod.submodules.is_empty());
|
|
}
|
|
|
|
#[test]
|
|
fn one_constant_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert_eq!(item_mod.consts.len(), 1);
|
|
assert_eq!(&item_mod.consts[0].0, "MYSTIC_NUMBER");
|
|
assert_eq!(
|
|
item_mod.consts[0].1,
|
|
syn::parse2::<syn::Expr>(quote! { 42 }).unwrap()
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn one_private_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert!(item_mod.consts.is_empty());
|
|
}
|
|
|
|
#[test]
|
|
fn one_skipped_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
#[rhai_fn(skip)]
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert!(item_mod.consts.is_empty());
|
|
}
|
|
|
|
#[test]
|
|
fn one_private_constant_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert!(item_mod.fns.is_empty());
|
|
assert!(item_mod.consts.is_empty());
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod generate_tests {
|
|
use super::Module;
|
|
|
|
use proc_macro2::TokenStream;
|
|
use quote::quote;
|
|
|
|
fn assert_streams_eq(actual: TokenStream, expected: TokenStream) {
|
|
let actual = actual.to_string();
|
|
let expected = expected.to_string();
|
|
if &actual != &expected {
|
|
let mut counter = 0;
|
|
let iter = actual
|
|
.chars()
|
|
.zip(expected.chars())
|
|
.inspect(|_| counter += 1)
|
|
.skip_while(|(a, e)| *a == *e);
|
|
let (actual_diff, expected_diff) = {
|
|
let mut actual_diff = String::new();
|
|
let mut expected_diff = String::new();
|
|
for (a, e) in iter.take(50) {
|
|
actual_diff.push(a);
|
|
expected_diff.push(e);
|
|
}
|
|
(actual_diff, expected_diff)
|
|
};
|
|
eprintln!("actual != expected, diverge at char {}", counter);
|
|
}
|
|
assert_eq!(actual, expected);
|
|
}
|
|
|
|
#[test]
|
|
fn empty_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod empty { }
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod empty {
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_factory_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("get_mystic_number", FnAccess::Public, &[],
|
|
CallableFunction::from_plugin(get_mystic_number_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct get_mystic_number_token();
|
|
impl PluginFunction for get_mystic_number_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 0usize,
|
|
"wrong arg count: {} != {}", args.len(), 0usize);
|
|
Ok(Dynamic::from(get_mystic_number()))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { false }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(get_mystic_number_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn get_mystic_number_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(get_mystic_number_token())
|
|
}
|
|
pub fn get_mystic_number_token_input_types() -> Box<[TypeId]> {
|
|
get_mystic_number_token().input_types()
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_single_arg_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
pub fn add_one_to(x: INT) -> INT {
|
|
x + 1
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
pub fn add_one_to(x: INT) -> INT {
|
|
x + 1
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("add_one_to", FnAccess::Public, &[core::any::TypeId::of::<INT>()],
|
|
CallableFunction::from_plugin(add_one_to_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct add_one_to_token();
|
|
impl PluginFunction for add_one_to_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 1usize,
|
|
"wrong arg count: {} != {}", args.len(), 1usize);
|
|
let arg0 = mem::take(args[0usize]).clone().cast::<INT>();
|
|
Ok(Dynamic::from(add_one_to(arg0)))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { false }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(add_one_to_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![TypeId::of::<INT>()].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn add_one_to_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(add_one_to_token())
|
|
}
|
|
pub fn add_one_to_token_input_types() -> Box<[TypeId]> {
|
|
add_one_to_token().input_types()
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_double_arg_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
pub fn add_together(x: INT, y: INT) -> INT {
|
|
x + y
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
pub fn add_together(x: INT, y: INT) -> INT {
|
|
x + y
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("add_together", FnAccess::Public, &[core::any::TypeId::of::<INT>(),
|
|
core::any::TypeId::of::<INT>()],
|
|
CallableFunction::from_plugin(add_together_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct add_together_token();
|
|
impl PluginFunction for add_together_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 2usize,
|
|
"wrong arg count: {} != {}", args.len(), 2usize);
|
|
let arg0 = mem::take(args[0usize]).clone().cast::<INT>();
|
|
let arg1 = mem::take(args[1usize]).clone().cast::<INT>();
|
|
Ok(Dynamic::from(add_together(arg0, arg1)))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { false }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(add_together_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![TypeId::of::<INT>(),
|
|
TypeId::of::<INT>()].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn add_together_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(add_together_token())
|
|
}
|
|
pub fn add_together_token_input_types() -> Box<[TypeId]> {
|
|
add_together_token().input_types()
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_constant_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_constant {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("MYSTIC_NUMBER", 42);
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_constant_module_imports_preserved() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
pub use rhai::INT;
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_constant {
|
|
pub use rhai::INT;
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("MYSTIC_NUMBER", 42);
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_private_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_skipped_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
#[rhai_fn(skip)]
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
pub fn get_mystic_number() -> INT {
|
|
42
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_private_constant_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_constant {
|
|
const MYSTIC_NUMBER: INT = 42;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_str_arg_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod str_fn {
|
|
pub fn print_out_to(x: &str) {
|
|
x + 1
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod str_fn {
|
|
pub fn print_out_to(x: &str) {
|
|
x + 1
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("print_out_to", FnAccess::Public,
|
|
&[core::any::TypeId::of::<ImmutableString>()],
|
|
CallableFunction::from_plugin(print_out_to_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct print_out_to_token();
|
|
impl PluginFunction for print_out_to_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 1usize,
|
|
"wrong arg count: {} != {}", args.len(), 1usize);
|
|
let arg0 = mem::take(args[0usize]).clone().cast::<ImmutableString>();
|
|
Ok(Dynamic::from(print_out_to(&arg0)))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { false }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(print_out_to_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![TypeId::of::<ImmutableString>()].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn print_out_to_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(print_out_to_token())
|
|
}
|
|
pub fn print_out_to_token_input_types() -> Box<[TypeId]> {
|
|
print_out_to_token().input_types()
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_mut_ref_fn_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod ref_fn {
|
|
pub fn increment(x: &mut FLOAT) {
|
|
*x += 1.0 as FLOAT;
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod ref_fn {
|
|
pub fn increment(x: &mut FLOAT) {
|
|
*x += 1.0 as FLOAT;
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("increment", FnAccess::Public,
|
|
&[core::any::TypeId::of::<FLOAT>()],
|
|
CallableFunction::from_plugin(increment_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct increment_token();
|
|
impl PluginFunction for increment_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 1usize,
|
|
"wrong arg count: {} != {}", args.len(), 1usize);
|
|
let arg0: &mut _ = &mut args[0usize].write_lock::<FLOAT>().unwrap();
|
|
Ok(Dynamic::from(increment(arg0)))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { true }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(increment_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![TypeId::of::<FLOAT>()].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn increment_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(increment_token())
|
|
}
|
|
pub fn increment_token_input_types() -> Box<[TypeId]> {
|
|
increment_token().input_types()
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_fn_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
pub mod it_is {
|
|
pub fn increment(x: &mut FLOAT) {
|
|
*x += 1.0 as FLOAT;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
pub mod it_is {
|
|
pub fn increment(x: &mut FLOAT) {
|
|
*x += 1.0 as FLOAT;
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("increment", FnAccess::Public,
|
|
&[core::any::TypeId::of::<FLOAT>()],
|
|
CallableFunction::from_plugin(increment_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct increment_token();
|
|
impl PluginFunction for increment_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 1usize,
|
|
"wrong arg count: {} != {}", args.len(), 1usize);
|
|
let arg0: &mut _ = &mut args[0usize].write_lock::<FLOAT>().unwrap();
|
|
Ok(Dynamic::from(increment(arg0)))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { true }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(increment_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![TypeId::of::<FLOAT>()].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn increment_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(increment_token())
|
|
}
|
|
pub fn increment_token_input_types() -> Box<[TypeId]> {
|
|
increment_token().input_types()
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
{ m.set_sub_module("it_is", self::it_is::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_fn_with_cfg_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_fn {
|
|
#[cfg(not(feature = "no_float"))]
|
|
pub mod it_is {
|
|
pub fn increment(x: &mut FLOAT) {
|
|
*x += 1.0 as FLOAT;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_fn {
|
|
#[cfg(not(feature = "no_float"))]
|
|
pub mod it_is {
|
|
pub fn increment(x: &mut FLOAT) {
|
|
*x += 1.0 as FLOAT;
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_fn("increment", FnAccess::Public,
|
|
&[core::any::TypeId::of::<FLOAT>()],
|
|
CallableFunction::from_plugin(increment_token()));
|
|
m
|
|
}
|
|
#[allow(non_camel_case_types)]
|
|
struct increment_token();
|
|
impl PluginFunction for increment_token {
|
|
fn call(&self,
|
|
args: &mut [&mut Dynamic], pos: Position
|
|
) -> Result<Dynamic, Box<EvalAltResult>> {
|
|
debug_assert_eq!(args.len(), 1usize,
|
|
"wrong arg count: {} != {}", args.len(), 1usize);
|
|
let arg0: &mut _ = &mut args[0usize].write_lock::<FLOAT>().unwrap();
|
|
Ok(Dynamic::from(increment(arg0)))
|
|
}
|
|
|
|
fn is_method_call(&self) -> bool { true }
|
|
fn is_varadic(&self) -> bool { false }
|
|
fn clone_boxed(&self) -> Box<dyn PluginFunction> {
|
|
Box::new(increment_token())
|
|
}
|
|
fn input_types(&self) -> Box<[TypeId]> {
|
|
new_vec![TypeId::of::<FLOAT>()].into_boxed_slice()
|
|
}
|
|
}
|
|
pub fn increment_token_callable() -> CallableFunction {
|
|
CallableFunction::from_plugin(increment_token())
|
|
}
|
|
pub fn increment_token_input_types() -> Box<[TypeId]> {
|
|
increment_token().input_types()
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
#[cfg(not(feature = "no_float"))] {
|
|
m.set_sub_module("it_is", self::it_is::rhai_module_generate());
|
|
}
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn one_constant_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod one_constant {
|
|
pub mod it_is {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod one_constant {
|
|
pub mod it_is {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("MYSTIC_NUMBER", 42);
|
|
m
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
{ m.set_sub_module("it_is", self::it_is::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn dual_constant_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod two_constants {
|
|
pub mod first_is {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
}
|
|
pub mod second_is {
|
|
pub const SPECIAL_CPU_NUMBER: INT = 68000;
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod two_constants {
|
|
pub mod first_is {
|
|
pub const MYSTIC_NUMBER: INT = 42;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("MYSTIC_NUMBER", 42);
|
|
m
|
|
}
|
|
}
|
|
pub mod second_is {
|
|
pub const SPECIAL_CPU_NUMBER: INT = 68000;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("SPECIAL_CPU_NUMBER", 68000);
|
|
m
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
{ m.set_sub_module("first_is", self::first_is::rhai_module_generate()); }
|
|
{ m.set_sub_module("second_is", self::second_is::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
|
|
#[test]
|
|
fn deep_tree_nested_module() {
|
|
let input_tokens: TokenStream = quote! {
|
|
pub mod heap_root {
|
|
pub const VALUE: INT = 100;
|
|
pub mod left {
|
|
pub const VALUE: INT = 19;
|
|
pub mod left {
|
|
pub const VALUE: INT = 17;
|
|
pub mod left {
|
|
pub const VALUE: INT = 2;
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 7;
|
|
}
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 3;
|
|
}
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 36;
|
|
pub mod left {
|
|
pub const VALUE: INT = 25;
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 1;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
let expected_tokens = quote! {
|
|
pub mod heap_root {
|
|
pub const VALUE: INT = 100;
|
|
pub mod left {
|
|
pub const VALUE: INT = 19;
|
|
pub mod left {
|
|
pub const VALUE: INT = 17;
|
|
pub mod left {
|
|
pub const VALUE: INT = 2;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 2);
|
|
m
|
|
}
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 7;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 7);
|
|
m
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 17);
|
|
{ m.set_sub_module("left", self::left::rhai_module_generate()); }
|
|
{ m.set_sub_module("right", self::right::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 3;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 3);
|
|
m
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 19);
|
|
{ m.set_sub_module("left", self::left::rhai_module_generate()); }
|
|
{ m.set_sub_module("right", self::right::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 36;
|
|
pub mod left {
|
|
pub const VALUE: INT = 25;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 25);
|
|
m
|
|
}
|
|
}
|
|
pub mod right {
|
|
pub const VALUE: INT = 1;
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 1);
|
|
m
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 36);
|
|
{ m.set_sub_module("left", self::left::rhai_module_generate()); }
|
|
{ m.set_sub_module("right", self::right::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
#[allow(unused_imports)]
|
|
use super::*;
|
|
#[allow(unused_mut)]
|
|
pub fn rhai_module_generate() -> Module {
|
|
let mut m = Module::new();
|
|
m.set_var("VALUE", 100);
|
|
{ m.set_sub_module("left", self::left::rhai_module_generate()); }
|
|
{ m.set_sub_module("right", self::right::rhai_module_generate()); }
|
|
m
|
|
}
|
|
}
|
|
};
|
|
|
|
let item_mod = syn::parse2::<Module>(input_tokens).unwrap();
|
|
assert_streams_eq(item_mod.generate(), expected_tokens);
|
|
}
|
|
}
|