Test $crate

dtolnay · dtolnay · commit edad1802c480 · 2018-03-18T19:45:56.000-07:00
diff --git a/demo-hack-impl/src/lib.rs b/demo-hack-impl/src/lib.rs
@@ -4,7 +4,7 @@ extern crate proc_macro_hack;
 proc_macro_expr_impl! {
     /// Add one to an expression.
     pub fn add_one_impl(input: &str) -> String {
-        format!("1 + {}", input)
+        format!("$crate::ONE + {}", input)
     }
 }
 
diff --git a/demo-hack/src/lib.rs b/demo-hack/src/lib.rs
@@ -11,6 +11,8 @@ extern crate demo_hack_impl;
 #[doc(hidden)]
 pub use demo_hack_impl::*;
 
+pub const ONE: u8 = 1;
+
 proc_macro_expr_decl! {
     /// Add one to an expression.
     add_one! => add_one_impl

Original file line number	Diff line number	Diff line change
`@@ -4,7 +4,7 @@ extern crate proc_macro_hack;`
`4`	`4`	`proc_macro_expr_impl! {`
`5`	`5`	`/// Add one to an expression.`
`6`	`6`	`pub fn add_one_impl(input: &str) -> String {`
`7`		`- format!("1 + {}", input)`
	`7`	`+ format!("$crate::ONE + {}", input)`
`8`	`8`	`}`
`9`	`9`	`}`
`10`	`10`