limit and delimit available fields in note

Also, don't show the note if no fields are available (usually due to privacy).
2017-07-31 00:31:32 -07:00 · 2017-07-31 00:31:32 -07:00 · 2dbfa3995e
commit 2dbfa3995e
parent bf7e91f61d
11 changed files with 46 additions and 29 deletions
--- a/src/test/compile-fail/numeric-fields.rs
+++ b/src/test/compile-fail/numeric-fields.rs
@ -14,7 +14,7 @@ fn main() {
    let s = S{0b1: 10, 0: 11};
    //~^ ERROR struct `S` has no field named `0b1`
    //~| NOTE `S` does not have this field
-    //~| NOTE available fields are: 0, 1
+    //~| NOTE available fields are: `0`, `1`
    match s {
        S{0: a, 0x1: b, ..} => {}
        //~^ ERROR does not have a field named `0x1`