lib/strings: Add makeIncludePath (#296237)

* Update strings.nix

* Fix typo in docs

* Update lib/strings.nix

Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com>

* Update lib/strings.nix

Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com>

* Add unit test with strings

* Move test to strings

* Add unit test with package structure

* testMakeIncludePathWithPkgs: use real pkgs

* Revert "testMakeIncludePathWithPkgs: use real pkgs"

This reverts commit fb1850c069cfb324f3a43323da740a27a11793f3.

* Update lib/tests/misc.nix

Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com>

* Update lib/tests/misc.nix

Co-authored-by: Silvan Mosberger <github@infinisil.com>

---------

Co-authored-by: lolbinarycat <dogedoge61+github@gmail.com>
Co-authored-by: Silvan Mosberger <github@infinisil.com>
This commit is contained in:
Florian Richer 2024-04-02 19:01:05 +02:00 committed by GitHub
parent 9ce47d84cd
commit 3b883d3cdf
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3 changed files with 43 additions and 1 deletions

@ -97,7 +97,7 @@ let
inherit (self.strings) concatStrings concatMapStrings concatImapStrings
intersperse concatStringsSep concatMapStringsSep
concatImapStringsSep concatLines makeSearchPath makeSearchPathOutput
makeLibraryPath makeBinPath optionalString
makeLibraryPath makeIncludePath makeBinPath optionalString
hasInfix hasPrefix hasSuffix stringToCharacters stringAsChars escape
escapeShellArg escapeShellArgs
isStorePath isStringLike

@ -206,6 +206,18 @@ rec {
*/
makeLibraryPath = makeSearchPathOutput "lib" "lib";
/* Construct an include search path (such as C_INCLUDE_PATH) containing the
header files for a set of packages or paths.
Example:
makeIncludePath [ "/usr" "/usr/local" ]
=> "/usr/include:/usr/local/include"
pkgs = import <nixpkgs> { }
makeIncludePath [ pkgs.openssl pkgs.zlib ]
=> "/nix/store/9rz8gxhzf8sw4kf2j2f1grr49w8zx5vj-openssl-1.0.1r-dev/include:/nix/store/wwh7mhwh269sfjkm6k5665b5kgp7jrk2-zlib-1.2.8-dev/include"
*/
makeIncludePath = makeSearchPathOutput "dev" "include";
/* Construct a binary search path (such as $PATH) containing the
binaries for a set of packages.

@ -64,6 +64,7 @@ let
lists
listToAttrs
makeExtensible
makeIncludePath
makeOverridable
mapAttrs
matchAttrs
@ -296,6 +297,35 @@ runTests {
expected = "a\nb\nc\n";
};
testMakeIncludePathWithPkgs = {
expr = (makeIncludePath [
# makeIncludePath preferably selects the "dev" output
{ dev.outPath = "/dev"; out.outPath = "/out"; outPath = "/default"; }
# "out" is used if "dev" is not found
{ out.outPath = "/out"; outPath = "/default"; }
# And it returns the derivation directly if there's no "out" either
{ outPath = "/default"; }
# Same if the output is specified explicitly, even if there's a "dev"
{ dev.outPath = "/dev"; outPath = "/default"; outputSpecified = true; }
]);
expected = "/dev/include:/out/include:/default/include:/default/include";
};
testMakeIncludePathWithEmptyList = {
expr = (makeIncludePath [ ]);
expected = "";
};
testMakeIncludePathWithOneString = {
expr = (makeIncludePath [ "/usr" ]);
expected = "/usr/include";
};
testMakeIncludePathWithManyString = {
expr = (makeIncludePath [ "/usr" "/usr/local" ]);
expected = "/usr/include:/usr/local/include";
};
testReplicateString = {
expr = strings.replicate 5 "hello";
expected = "hellohellohellohellohello";