From 52a9280fb249f2dfbc879ae32b1823203822fbec Mon Sep 17 00:00:00 2001
From: Cassaundra Smith <cass@cassaundra.org>
Date: Thu, 1 Dec 2022 19:17:03 -0800
Subject: Refine when invalid prefix case error arises

Fix cases where the "invalid base prefix for number literal" error arises with
suffixes that look erroneously capitalized but which are in fact invalid.
---
 .../uppercase-base-prefix-invalid-no-fix.rs        | 34 +++++++++++++++
 .../uppercase-base-prefix-invalid-no-fix.stderr    | 50 ++++++++++++++++++++++
 2 files changed, 84 insertions(+)
 create mode 100644 src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.rs
 create mode 100644 src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.stderr

(limited to 'src')

diff --git a/src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.rs b/src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.rs
new file mode 100644
index 00000000000..f00cde4a74c
--- /dev/null
+++ b/src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.rs
@@ -0,0 +1,34 @@
+// Checks that integers with seeming uppercase base prefixes do not get bogus capitalization
+// suggestions.
+
+fn main() {
+    _ = 123X1a3;
+    //~^ ERROR invalid suffix `X1a3` for number literal
+    //~| NOTE invalid suffix `X1a3`
+    //~| HELP the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+    _ = 456O123;
+    //~^ ERROR invalid suffix `O123` for number literal
+    //~| NOTE invalid suffix `O123`
+    //~| HELP the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+    _ = 789B101;
+    //~^ ERROR invalid suffix `B101` for number literal
+    //~| NOTE invalid suffix `B101`
+    //~| HELP the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+    _ = 0XYZ;
+    //~^ ERROR invalid suffix `XYZ` for number literal
+    //~| NOTE invalid suffix `XYZ`
+    //~| HELP the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+    _ = 0OPQ;
+    //~^ ERROR invalid suffix `OPQ` for number literal
+    //~| NOTE invalid suffix `OPQ`
+    //~| HELP the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+    _ = 0BCD;
+    //~^ ERROR invalid suffix `BCD` for number literal
+    //~| NOTE invalid suffix `BCD`
+    //~| HELP the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+}
diff --git a/src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.stderr b/src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.stderr
new file mode 100644
index 00000000000..380c16ca789
--- /dev/null
+++ b/src/test/ui/numeric/uppercase-base-prefix-invalid-no-fix.stderr
@@ -0,0 +1,50 @@
+error: invalid suffix `X1a3` for number literal
+  --> $DIR/uppercase-base-prefix-invalid-no-fix.rs:5:9
+   |
+LL |     _ = 123X1a3;
+   |         ^^^^^^^ invalid suffix `X1a3`
+   |
+   = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+error: invalid suffix `O123` for number literal
+  --> $DIR/uppercase-base-prefix-invalid-no-fix.rs:10:9
+   |
+LL |     _ = 456O123;
+   |         ^^^^^^^ invalid suffix `O123`
+   |
+   = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+error: invalid suffix `B101` for number literal
+  --> $DIR/uppercase-base-prefix-invalid-no-fix.rs:15:9
+   |
+LL |     _ = 789B101;
+   |         ^^^^^^^ invalid suffix `B101`
+   |
+   = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+error: invalid suffix `XYZ` for number literal
+  --> $DIR/uppercase-base-prefix-invalid-no-fix.rs:20:9
+   |
+LL |     _ = 0XYZ;
+   |         ^^^^ invalid suffix `XYZ`
+   |
+   = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+error: invalid suffix `OPQ` for number literal
+  --> $DIR/uppercase-base-prefix-invalid-no-fix.rs:25:9
+   |
+LL |     _ = 0OPQ;
+   |         ^^^^ invalid suffix `OPQ`
+   |
+   = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+error: invalid suffix `BCD` for number literal
+  --> $DIR/uppercase-base-prefix-invalid-no-fix.rs:30:9
+   |
+LL |     _ = 0BCD;
+   |         ^^^^ invalid suffix `BCD`
+   |
+   = help: the suffix must be one of the numeric types (`u32`, `isize`, `f32`, etc.)
+
+error: aborting due to 6 previous errors
+
-- 
cgit 1.4.1-3-g733a5