ink_ir/ir/
ink_test.rs

1// Copyright (C) Use Ink (UK) Ltd.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use crate::ir::idents_lint;
16use proc_macro2::TokenStream as TokenStream2;
17
18/// The ink! test with all required information.
19pub struct InkTest {
20    /// The function which was annotated.
21    pub item_fn: syn::ItemFn,
22}
23
24impl TryFrom<syn::ItemFn> for InkTest {
25    type Error = syn::Error;
26
27    fn try_from(item_fn: syn::ItemFn) -> Result<Self, Self::Error> {
28        idents_lint::ensure_no_ink_identifiers(&item_fn)?;
29        Ok(Self { item_fn })
30    }
31}
32
33impl InkTest {
34    /// Returns `Ok` if the test matches all requirements for an ink! test definition.
35    pub fn new(attr: TokenStream2, input: TokenStream2) -> Result<Self, syn::Error> {
36        if !attr.is_empty() {
37            return Err(format_err_spanned!(
38                attr,
39                "unexpected attribute input for ink! test definition"
40            ))
41        }
42        let item_fn = syn::parse2::<syn::ItemFn>(input)?;
43        InkTest::try_from(item_fn)
44    }
45}
ink_ir/ir/ink_test.rs

ink_ir/ir/
ink_test.rs
