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authorPyrode <pyrode.01@gmail.com>2025-02-27 12:23:47 +0530
committerPyrode <pyrode.01@gmail.com>2025-03-13 19:53:53 +0530
commita73e44bce16c9610c5415db3037a69eef0df3c4e (patch)
treea56601586144e9e51f1ba63b2082aafca926ee94 /tests/ui/parser
parent961351c76c812e3aeb65bfb542742500a6436aed (diff)
downloadrust-a73e44bce16c9610c5415db3037a69eef0df3c4e.tar.gz
rust-a73e44bce16c9610c5415db3037a69eef0df3c4e.zip
Provide helpful diagnostics for shebang lookalikes
Diffstat (limited to 'tests/ui/parser')
-rw-r--r--tests/ui/parser/shebang/issue-71471-ignore-tidy.stderr3
-rw-r--r--tests/ui/parser/shebang/shebang-must-start-file.stderr3
-rw-r--r--tests/ui/parser/shebang/shebang-split.rs5
-rw-r--r--tests/ui/parser/shebang/shebang-split.stderr8
4 files changed, 19 insertions, 0 deletions
diff --git a/tests/ui/parser/shebang/issue-71471-ignore-tidy.stderr b/tests/ui/parser/shebang/issue-71471-ignore-tidy.stderr
index 41cd4fb93fa..cdd36ba4cae 100644
--- a/tests/ui/parser/shebang/issue-71471-ignore-tidy.stderr
+++ b/tests/ui/parser/shebang/issue-71471-ignore-tidy.stderr
@@ -3,6 +3,9 @@ error: expected `[`, found `B`
    |
 LL | #!B
    |   ^ expected `[`
+   |
+   = note: the token sequence `#!` here looks like the start of a shebang interpreter directive but it is not
+   = help: if you meant this to be a shebang interpreter directive, move it to the very start of the file
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/parser/shebang/shebang-must-start-file.stderr b/tests/ui/parser/shebang/shebang-must-start-file.stderr
index 56991c96b7a..cf897d07780 100644
--- a/tests/ui/parser/shebang/shebang-must-start-file.stderr
+++ b/tests/ui/parser/shebang/shebang-must-start-file.stderr
@@ -3,6 +3,9 @@ error: expected `[`, found `/`
    |
 LL | #!/bin/bash
    |   ^ expected `[`
+   |
+   = note: the token sequence `#!` here looks like the start of a shebang interpreter directive but it is not
+   = help: if you meant this to be a shebang interpreter directive, move it to the very start of the file
 
 error: aborting due to 1 previous error
 
diff --git a/tests/ui/parser/shebang/shebang-split.rs b/tests/ui/parser/shebang/shebang-split.rs
new file mode 100644
index 00000000000..470bb669143
--- /dev/null
+++ b/tests/ui/parser/shebang/shebang-split.rs
@@ -0,0 +1,5 @@
+// empty line
+# !/bin/env
+
+// checks that diagnostics for shebang lookalikes is not present
+//@ error-pattern: expected `[`\n\n
diff --git a/tests/ui/parser/shebang/shebang-split.stderr b/tests/ui/parser/shebang/shebang-split.stderr
new file mode 100644
index 00000000000..804df1f0086
--- /dev/null
+++ b/tests/ui/parser/shebang/shebang-split.stderr
@@ -0,0 +1,8 @@
+error: expected `[`, found `/`
+  --> $DIR/shebang-split.rs:2:4
+   |
+LL | # !/bin/env
+   |    ^ expected `[`
+
+error: aborting due to 1 previous error
+