lix-project/lix
20
57
Fork 31
Code Issues 347 Code Review (Gerrit) Projects 3 Releases Wiki Activity

Forbid the tilde expansion in pure eval mode

Browse source 
Fix #6684
This commit is contained in:
Théophane Hufschmitt 2022-06-21 14:08:18 +02:00
parent 16c6c6c963
commit 983efdbde4
2 changed files with 8 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/libexpr/parser.y
View file

@ -520,6 +520,12 @@ path_start
$$ = new ExprPath(path); $$ = new ExprPath(path);
} }
| HPATH { | HPATH {
if (evalSettings.pureEval) {
throw Error(
"the path '%s' can not be resolved in pure mode",
std::string_view($1.p, $1.l)
);
}
Path path(getHome() + std::string($1.p + 1, $1.l - 1)); Path path(getHome() + std::string($1.p + 1, $1.l - 1));
$$ = new ExprPath(path); $$ = new ExprPath(path);
} }

2
tests/pure-eval.sh
View file

@ -30,3 +30,5 @@ nix eval --store dummy:// --write-to $TEST_ROOT/eval-out --expr '{ x = "foo" + "
rm -rf $TEST_ROOT/eval-out rm -rf $TEST_ROOT/eval-out
(! nix eval --store dummy:// --write-to $TEST_ROOT/eval-out --expr '{ "." = "bla"; }') (! nix eval --store dummy:// --write-to $TEST_ROOT/eval-out --expr '{ "." = "bla"; }')
(! nix eval --expr '~/foo')