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path: root/src/libexpr/attr-set.hh
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2019-12-05Bindings: Add convenience method for requiring an attributeEelco Dolstra
(cherry picked from commit fb692e5f7b34def8cf590298036ab63e40747062)
2019-12-05Bindings::get(): Add convenience methodEelco Dolstra
This allows writing attribute lookups as if (auto name = value.attrs->get(state.sName)) ... (cherry picked from commit f216c76c56cdffb5214d074a7d44812843dd174f)
2018-02-19libexpr: Don't create lots of temporary strings in Bindings::lexicographicOrderTuomas Tynkkynen
Avoids ~180,000 string temporaries created when evaluating a headless NixOS system.
2017-01-26Bindings: Add a method for iterating in lexicographically sorted orderEelco Dolstra
2015-07-14Move attribute set data structures into their own header file.Nicolas B. Pierron
This modification moves Attr and Bindings structures into their own header file which is dedicated to the attribute set representation. The goal of to isolate pieces of code which are related to the attribute set representation. Thus future modifications of the attribute set representation will only have to modify these files, and not every other file across the evaluator.