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| author | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-09-22 14:31:55 +0000 |
|---|---|---|
| committer | Eelco Dolstra <e.dolstra@tudelft.nl> | 2006-09-22 14:31:55 +0000 |
| commit | 8a1ab709a47f0896cb5b47521e31c8c27f88b2b3 (patch) | |
| tree | 6f22611693ac7b03903bd561cfe83c42a4596ebc /src/libexpr/eval.hh | |
| parent | 666babbbfa2fc168b8d511a35065d352b4979dae (diff) | |
| download | guix-8a1ab709a47f0896cb5b47521e31c8c27f88b2b3.tar.gz | |
* New builtin functions builtins.{hasAttr, getAttr} to check for
attribute existence and to return an attribute from an attribute
set, respectively. Example: `hasAttr "foo" {foo = 1;}'. They
differ from the `?' and `.' operators in that the attribute name is
an arbitrary expression. (NIX-61)
Diffstat (limited to 'src/libexpr/eval.hh')
0 files changed, 0 insertions, 0 deletions