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Merge pull request #3159 from earksiinni/docs-import-brackets

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Document import <path> syntax
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Eelco Dolstra 2019-10-23 16:33:58 +02:00 committed by GitHub
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5
doc/manual/expressions/builtins.xml
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@ -746,6 +746,11 @@ builtins.genList (x: x * x) 5
separate file, and use it from Nix expressions in other
files.</para>
<note><para>Unlike some languages, <function>import</function> is a regular
function in Nix. Paths using the angle bracket syntax (e.g., <function>
import</function> <replaceable>&lt;foo&gt;</replaceable>) are normal path
values (see <xref linkend='ssec-values' />).</para></note>
<para>A Nix expression loaded by <function>import</function> must
not contain any <emphasis>free variables</emphasis> (identifiers
that are not defined in the Nix expression itself and are not