From 0f2756536e8fc311119da2af5b4dcc33f41bec6e Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Wed, 4 Oct 2023 12:51:06 +0200
Subject: refactor!: remove factory & declare_default_factory macros

BREAKING CHANGE: The factory and the declare_default_factory macros have been removed. They are no longer needed to use factories
---
 macros/src/fn_trait.rs | 162 -------------------------------------------------
 1 file changed, 162 deletions(-)
 delete mode 100644 macros/src/fn_trait.rs

(limited to 'macros/src/fn_trait.rs')

diff --git a/macros/src/fn_trait.rs b/macros/src/fn_trait.rs
deleted file mode 100644
index 0858cca..0000000
--- a/macros/src/fn_trait.rs
+++ /dev/null
@@ -1,162 +0,0 @@
-use quote::ToTokens;
-use syn::parse::Parse;
-use syn::punctuated::Punctuated;
-use syn::token::Paren;
-use syn::{parenthesized, Ident, Token, TraitBound, Type};
-
-/// A function trait. `dyn Fn(u32) -> String`
-#[derive(Debug, Clone, PartialEq, Eq)]
-pub struct FnTrait
-{
-    pub dyn_token: Token![dyn],
-    pub trait_ident: Ident,
-    pub paren_token: Paren,
-    pub inputs: Punctuated<Type, Token![,]>,
-    pub r_arrow_token: Token![->],
-    pub output: Type,
-    pub trait_bounds: Punctuated<TraitBound, Token![+]>,
-}
-
-impl FnTrait
-{
-    pub fn add_trait_bound(&mut self, trait_bound: TraitBound)
-    {
-        self.trait_bounds.push(trait_bound);
-    }
-}
-
-impl Parse for FnTrait
-{
-    fn parse(input: syn::parse::ParseStream) -> syn::Result<Self>
-    {
-        let dyn_token = input.parse::<Token![dyn]>()?;
-
-        let trait_ident = input.parse::<Ident>()?;
-
-        if trait_ident.to_string().as_str() != "Fn" {
-            return Err(syn::Error::new(trait_ident.span(), "Expected 'Fn'"));
-        }
-
-        let content;
-
-        let paren_token = parenthesized!(content in input);
-
-        let inputs = content.parse_terminated(Type::parse)?;
-
-        let r_arrow_token = input.parse::<Token![->]>()?;
-
-        let output = input.parse::<Type>()?;
-
-        Ok(Self {
-            dyn_token,
-            trait_ident,
-            paren_token,
-            inputs,
-            r_arrow_token,
-            output,
-            trait_bounds: Punctuated::new(),
-        })
-    }
-}
-
-impl ToTokens for FnTrait
-{
-    fn to_tokens(&self, tokens: &mut proc_macro2::TokenStream)
-    {
-        self.dyn_token.to_tokens(tokens);
-
-        self.trait_ident.to_tokens(tokens);
-
-        self.paren_token.surround(tokens, |tokens_inner| {
-            self.inputs.to_tokens(tokens_inner);
-        });
-
-        self.r_arrow_token.to_tokens(tokens);
-
-        self.output.to_tokens(tokens);
-
-        if !self.trait_bounds.is_empty() {
-            let plus = <Token![+]>::default();
-
-            plus.to_tokens(tokens);
-
-            self.trait_bounds.to_tokens(tokens);
-        }
-    }
-}
-
-#[cfg(test)]
-mod tests
-{
-    use quote::{format_ident, quote};
-    use syn::token::{Dyn, RArrow};
-    use syn::{parse2, PathSegment};
-
-    use super::*;
-    use crate::test_utils;
-
-    #[test]
-    fn can_parse_fn_trait()
-    {
-        assert_eq!(
-            parse2::<FnTrait>(quote! {
-                dyn Fn(String, u32) -> Handle
-            })
-            .unwrap(),
-            FnTrait {
-                dyn_token: Dyn::default(),
-                trait_ident: format_ident!("Fn"),
-                paren_token: Paren::default(),
-                inputs: Punctuated::from_iter(vec![
-                    test_utils::create_type(test_utils::create_path(&[
-                        PathSegment::from(format_ident!("String"))
-                    ])),
-                    test_utils::create_type(test_utils::create_path(&[
-                        PathSegment::from(format_ident!("u32"))
-                    ]))
-                ]),
-                r_arrow_token: RArrow::default(),
-                output: test_utils::create_type(test_utils::create_path(&[
-                    PathSegment::from(format_ident!("Handle"))
-                ])),
-                trait_bounds: Punctuated::new()
-            }
-        );
-
-        assert!(parse2::<FnTrait>(quote! {
-            Fn(u32) -> Handle
-        })
-        .is_err());
-    }
-
-    #[test]
-    fn can_parse_fn_trait_to_tokens()
-    {
-        assert_eq!(
-            FnTrait {
-                dyn_token: Dyn::default(),
-                trait_ident: format_ident!("Fn"),
-                paren_token: Paren::default(),
-                inputs: Punctuated::from_iter(vec![
-                    test_utils::create_type(test_utils::create_path(&[
-                        PathSegment::from(format_ident!("Bread"))
-                    ])),
-                    test_utils::create_type(test_utils::create_path(&[
-                        PathSegment::from(format_ident!("Cheese"))
-                    ])),
-                    test_utils::create_type(test_utils::create_path(&[
-                        PathSegment::from(format_ident!("Tomatoes"))
-                    ]))
-                ]),
-                r_arrow_token: RArrow::default(),
-                output: test_utils::create_type(test_utils::create_path(&[
-                    PathSegment::from(format_ident!("Taco"))
-                ])),
-                trait_bounds: Punctuated::new()
-            }
-            .into_token_stream()
-            .to_string(),
-            "dyn Fn (Bread , Cheese , Tomatoes) -> Taco".to_string()
-        );
-    }
-}
-- 
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