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authorEsteban Küber <esteban@kuber.com.ar>2019-07-15 20:51:32 -0700
committerEsteban Küber <esteban@kuber.com.ar>2019-07-15 20:51:32 -0700
commit33ec1823d758c08fd7f2eaddabe083dfb3c4b26f (patch)
treeeeb359479f56e4c5320c71cb10cb3f7a7bddf846 /src/test/ui/macros/format-parse-errors.stderr
parent4b65a86ebace8600c8e269e8bfe3365cdc460e68 (diff)
downloadrust-33ec1823d758c08fd7f2eaddabe083dfb3c4b26f.tar.gz
rust-33ec1823d758c08fd7f2eaddabe083dfb3c4b26f.zip
Specific error for positional args after named args in `format!()`
When writing positional arguments after named arguments in the
`format!()` and `println!()` macros, provide a targeted diagnostic.
Diffstat (limited to 'src/test/ui/macros/format-parse-errors.stderr')
-rw-r--r--src/test/ui/macros/format-parse-errors.stderr26
1 files changed, 14 insertions, 12 deletions
diff --git a/src/test/ui/macros/format-parse-errors.stderr b/src/test/ui/macros/format-parse-errors.stderr
index fd4f9309194..906738d7382 100644
--- a/src/test/ui/macros/format-parse-errors.stderr
+++ b/src/test/ui/macros/format-parse-errors.stderr
@@ -1,5 +1,5 @@
 error: requires at least a format string argument
-  --> $DIR/format-parse-errors.rs:2:5
+  --> $DIR/format-parse-errors.rs:4:5
    |
 LL |     format!();
    |     ^^^^^^^^^^
@@ -7,37 +7,39 @@ LL |     format!();
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
 
 error: expected expression, found keyword `struct`
-  --> $DIR/format-parse-errors.rs:3:13
+  --> $DIR/format-parse-errors.rs:5:13
    |
 LL |     format!(struct);
    |             ^^^^^^ expected expression
 
 error: expected expression, found end of macro arguments
-  --> $DIR/format-parse-errors.rs:4:24
+  --> $DIR/format-parse-errors.rs:6:24
    |
 LL |     format!("s", name =);
    |                        ^ expected expression
 
-error: expected `=`, found end of macro arguments
-  --> $DIR/format-parse-errors.rs:5:32
+error: positional arguments cannot follow named arguments
+  --> $DIR/format-parse-errors.rs:10:9
    |
-LL |     format!("s", foo = foo, bar);
-   |                                ^ expected `=`
+LL |         foo = foo,
+   |               --- named argument
+LL |         bar,
+   |         ^^^ positional arguments must be before named arguments
 
 error: expected expression, found keyword `struct`
-  --> $DIR/format-parse-errors.rs:6:24
+  --> $DIR/format-parse-errors.rs:12:30
    |
-LL |     format!("s", foo = struct);
-   |                        ^^^^^^ expected expression
+LL |     format!("s {foo}", foo = struct);
+   |                              ^^^^^^ expected expression
 
 error: expected expression, found keyword `struct`
-  --> $DIR/format-parse-errors.rs:7:18
+  --> $DIR/format-parse-errors.rs:13:18
    |
 LL |     format!("s", struct);
    |                  ^^^^^^ expected expression
 
 error: format argument must be a string literal
-  --> $DIR/format-parse-errors.rs:10:13
+  --> $DIR/format-parse-errors.rs:16:13
    |
 LL |     format!(123);
    |             ^^^