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Forbid pub mymacro!(); #22285

Merged
merged 1 commit into from
Feb 16, 2015
Merged

Forbid pub mymacro!(); #22285

merged 1 commit into from
Feb 16, 2015

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kmcallister
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It's not clear what this means, because a macro in item position can expand to zero or more items. For now we disallow it, which is technically a

[breaking-change]

but is landing without an RFC. The pub keyword previously had no effect, which seems quite unintended.

Fixes #18317.
Fixes #14660.

@rust-highfive
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r? @nick29581

(rust_highfive has picked a reviewer for you, use r? to override)

@nrc
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nrc commented Feb 13, 2015

I'd like an rpass test that has a pub item inside the macro body (I'm sure this will pass now, but it seems like something that could be broken by a different implementation). r+ with that.

It's not clear what this means, because a macro in item position can expand to
zero or more items.  For now we disallow it, which is technically a

    [breaking-change]

but is landing without an RFC.  The `pub` keyword previously had no effect,
which seems quite unintended.

Fixes rust-lang#18317.
Fixes rust-lang#14660.
@kmcallister
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@bors r=nick29581 dcd4cef

Manishearth added a commit to Manishearth/rust that referenced this pull request Feb 15, 2015
 It's not clear what this means, because a macro in item position can expand to zero or more items.  For now we disallow it, which is technically a

    [breaking-change]

but is landing without an RFC.  The `pub` keyword previously had no effect, which seems quite unintended.

Fixes rust-lang#18317.
Fixes rust-lang#14660.
@bors bors merged commit dcd4cef into rust-lang:master Feb 16, 2015
@ghost ghost mentioned this pull request Sep 20, 2015
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Successfully merging this pull request may close these issues.

Problem with pub keyword in macros pub silently dropped from nested item macro invocation
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