From 045e766bf3de78b73029a0c4ad8391bcf2387f9c Mon Sep 17 00:00:00 2001
From: Nilstrieb <48135649+Nilstrieb@users.noreply.github.com>
Date: Sun, 22 Jan 2023 13:50:51 +0100
Subject: [PATCH] implement verbatim in prettyplease

---
 prettyplease-forked/src/expr.rs |  9 +--------
 prettyplease-forked/src/item.rs | 32 ++++++++------------------------
 prettyplease-forked/src/pat.rs  |  2 +-
 prettyplease-forked/src/ty.rs   | 11 +----------
 4 files changed, 11 insertions(+), 43 deletions(-)

diff --git a/prettyplease-forked/src/expr.rs b/prettyplease-forked/src/expr.rs
index 0689595..500a79d 100644
--- a/prettyplease-forked/src/expr.rs
+++ b/prettyplease-forked/src/expr.rs
@@ -686,13 +686,6 @@ impl Printer {
         self.word("}");
     }
 
-    #[cfg(not(feature = "verbatim"))]
-    fn expr_verbatim(&mut self, expr: &TokenStream) {
-        if !expr.is_empty() {
-            unimplemented!("Expr::Verbatim `{}`", expr);
-        }
-    }
-
     #[cfg(feature = "verbatim")]
     fn expr_verbatim(&mut self, tokens: &TokenStream) {
         use syn::parse::{Parse, ParseStream, Result};
@@ -803,7 +796,7 @@ impl Printer {
 
         let expr: ExprVerbatim = match syn::parse2(tokens.clone()) {
             Ok(expr) => expr,
-            Err(_) => unimplemented!("Expr::Verbatim `{}`", tokens),
+            Err(_) => return self.word(tokens.to_string()),
         };
 
         match expr {
diff --git a/prettyplease-forked/src/item.rs b/prettyplease-forked/src/item.rs
index 1c33012..718f284 100644
--- a/prettyplease-forked/src/item.rs
+++ b/prettyplease-forked/src/item.rs
@@ -351,14 +351,6 @@ impl Printer {
         self.hardbreak();
     }
 
-    #[cfg(not(feature = "verbatim"))]
-    fn item_verbatim(&mut self, item: &TokenStream) {
-        if !item.is_empty() {
-            unimplemented!("Item::Verbatim `{}`", item);
-        }
-        self.hardbreak();
-    }
-
     #[cfg(feature = "verbatim")]
     fn item_verbatim(&mut self, tokens: &TokenStream) {
         use syn::parse::{Parse, ParseStream, Result};
@@ -387,7 +379,7 @@ impl Printer {
 
         let item: ItemVerbatim = match syn::parse2(tokens.clone()) {
             Ok(item) => item,
-            Err(_) => unimplemented!("Item::Verbatim `{}`", tokens),
+            Err(_) => return self.word(tokens.to_string()),
         };
 
         match item {
@@ -532,14 +524,6 @@ impl Printer {
         self.hardbreak();
     }
 
-    #[cfg(not(feature = "verbatim"))]
-    fn foreign_item_verbatim(&mut self, foreign_item: &TokenStream) {
-        if !foreign_item.is_empty() {
-            unimplemented!("ForeignItem::Verbatim `{}`", foreign_item);
-        }
-        self.hardbreak();
-    }
-
     #[cfg(feature = "verbatim")]
     fn foreign_item_verbatim(&mut self, tokens: &TokenStream) {
         use syn::parse::{Parse, ParseStream, Result};
@@ -556,7 +540,11 @@ impl Printer {
 
         let foreign_item: ForeignItemVerbatim = match syn::parse2(tokens.clone()) {
             Ok(foreign_item) => foreign_item,
-            Err(_) => unimplemented!("ForeignItem::Verbatim `{}`", tokens),
+            Err(_) => {
+                self.word(tokens.to_string());
+                self.hardbreak();
+                return;
+            },
         };
 
         match foreign_item {
@@ -650,9 +638,7 @@ impl Printer {
     }
 
     fn trait_item_verbatim(&mut self, trait_item: &TokenStream) {
-        if !trait_item.is_empty() {
-            unimplemented!("TraitItem::Verbatim `{}`", trait_item);
-        }
+        self.word(trait_item.to_string());
         self.hardbreak();
     }
 
@@ -747,9 +733,7 @@ impl Printer {
     }
 
     fn impl_item_verbatim(&mut self, impl_item: &TokenStream) {
-        if !impl_item.is_empty() {
-            unimplemented!("ImplItem::Verbatim `{}`", impl_item);
-        }
+        self.word(impl_item.to_string());
         self.hardbreak();
     }
 
diff --git a/prettyplease-forked/src/pat.rs b/prettyplease-forked/src/pat.rs
index 4cec22c..d5c6fe4 100644
--- a/prettyplease-forked/src/pat.rs
+++ b/prettyplease-forked/src/pat.rs
@@ -191,7 +191,7 @@ impl Printer {
     }
 
     fn pat_verbatim(&mut self, pat: &TokenStream) {
-        unimplemented!("Pat::Verbatim `{}`", pat);
+        self.word(pat.to_string());
     }
 
     fn pat_wild(&mut self, pat: &PatWild) {
diff --git a/prettyplease-forked/src/ty.rs b/prettyplease-forked/src/ty.rs
index 7bbdf46..0c1fb47 100644
--- a/prettyplease-forked/src/ty.rs
+++ b/prettyplease-forked/src/ty.rs
@@ -160,15 +160,6 @@ impl Printer {
         self.word(")");
     }
 
-    #[cfg(not(feature = "verbatim"))]
-    fn type_verbatim(&mut self, ty: &TokenStream) {
-        if ty.to_string() == "..." {
-            self.word("...");
-        } else {
-            unimplemented!("Type::Verbatim `{}`", ty);
-        }
-    }
-
     #[cfg(feature = "verbatim")]
     fn type_verbatim(&mut self, tokens: &TokenStream) {
         use syn::parse::{Parse, ParseStream, Result};
@@ -194,7 +185,7 @@ impl Printer {
 
         let ty: TypeVerbatim = match syn::parse2(tokens.clone()) {
             Ok(ty) => ty,
-            Err(_) => unimplemented!("Type::Verbatim `{}`", tokens),
+            Err(_) => return self.word(tokens.to_string()),
         };
 
         match ty {