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use v6;
use Test;
# L<S02/Bare identifiers/"There are no barewords in Perl">
plan 7;
throws-like { EVAL 'class A { }; class A { }' },
X::Redeclaration,
"Can't redeclare a class";
lives-ok { EVAL 'class G { ... }; class G { }' },
'can redeclare stub classes';
throws-like { EVAL 'class B is C { }' },
X::Inheritance::UnknownParent,
"Can't inherit from a non-existing class";
throws-like { EVAL 'class D does E { }' },
X::InvalidType,
"Can't do a non-existing role";
throws-like { EVAL 'my F $x;' },
X::Comp::Group,
'Unknown types in type constraints are an error';
# integration tests - in Rakudo some class names from Parrot leaked through,
# https://github.com/Raku/old-issue-tracker/issues/466
# so you couldn't name a class 'Task' - RT #61128
# https://github.com/Raku/old-issue-tracker/issues/466
lives-ok { EVAL 'class Task { has $.a }; Task.new(a => 3 );' },
'can call a class "Task" - RT #61128';
# L<S02/Bare identifiers/If a postdeclaration is not seen, the compile fails at CHECK
# time>
throws-like { EVAL q[caffeine(EVAL('sub caffeine($a){~$a}'))] },
X::Undeclared::Symbols,
'Post declaration necessary';
# vim: ft=perl6
# vim: expandtab shiftwidth=4
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