Bug #20730: LoadError if Rakefile has shebang

• Status: Closed
• Assignee: -
• Target version: 3.4
• ruby -v: ruby 3.4.0dev (2024-09-12T20:03:28Z master 0fc8422a05) +PRISM [x86_64-linux]
• Backport: 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: UNKNOWN

[watson1978 (Shizuo Fujita)]

LoadError exception will be raised when invoke the rake task with latest ruby 3.4-dev.

Reproduce code

Here is example code.

#!/usr/bin/env rake

p "Hello"

Result

$ ruby -v
ruby 3.4.0dev (2024-09-12T20:03:28Z master 0fc8422a05) +PRISM [x86_64-linux]

$ rake -f test.rake
rake aborted!
LoadError: no Ruby script found in input (LoadError)

(See full trace by running task with --trace)

[kddnewton (Kevin Newton)]

I have opened https://github.com/ruby/ruby/pull/11617 to fix this.

[kddnewton (Kevin Newton)]

• Status changed from Open to Closed

Applied in changeset git|9afc6a981deae6e23d938cf5c2c4baadfeaafdb1.

---

[PRISM] Only parse shebang on main script

Fixes [Bug #20730]

[nobu (Nobuyoshi Nakada)]

ruby command handles a shebang, but it is not a part of the Ruby syntax.
Parsers should not consider shebang lines.