/* Library of low-level helper functions for nix expressions. * * Please implement (mostly) exhaustive unit tests * for new functions in `./tests.nix'. */ let callLibs = file: import file { inherit lib; }; lib = rec { # often used, or depending on very little trivial = callLibs ./trivial.nix; fixedPoints = callLibs ./fixed-points.nix; # datatypes attrsets = callLibs ./attrsets.nix; lists = callLibs ./lists.nix; strings = callLibs ./strings.nix; stringsWithDeps = callLibs ./strings-with-deps.nix; # packaging customisation = callLibs ./customisation.nix; maintainers = callLibs ./maintainers.nix; meta = callLibs ./meta.nix; sources = callLibs ./sources.nix; # module system modules = callLibs ./modules.nix; options = callLibs ./options.nix; types = callLibs ./types.nix; # constants licenses = callLibs ./licenses.nix; systems = callLibs ./systems; # misc debug = callLibs ./debug.nix; generators = callLibs ./generators.nix; misc = callLibs ./deprecated.nix; # domain-specific sandbox = callLibs ./sandbox.nix; fetchers = callLibs ./fetchers.nix; # Eval-time filesystem handling filesystem = callLibs ./filesystem.nix; # back-compat aliases platforms = systems.doubles; inherit (builtins) add addErrorContext attrNames concatLists deepSeq elem elemAt filter genericClosure genList getAttr hasAttr head isAttrs isBool isFunction isInt isList isString length lessThan listToAttrs pathExists readFile replaceStrings seq stringLength sub substring tail; inherit (trivial) id const concat or and boolToString mergeAttrs flip mapNullable inNixShell min max importJSON warn info nixpkgsVersion mod; inherit (fixedPoints) fix fix' extends composeExtensions makeExtensible makeExtensibleWithCustomName; inherit (attrsets) attrByPath hasAttrByPath setAttrByPath getAttrFromPath attrVals attrValues catAttrs filterAttrs filterAttrsRecursive foldAttrs collect nameValuePair mapAttrs mapAttrs' mapAttrsToList mapAttrsRecursive mapAttrsRecursiveCond genAttrs isDerivation toDerivation optionalAttrs zipAttrsWithNames zipAttrsWith zipAttrs recursiveUpdateUntil recursiveUpdate matchAttrs overrideExisting getOutput getBin getLib getDev chooseDevOutputs zipWithNames zip; inherit (lists) singleton foldr fold foldl foldl' imap0 imap1 concatMap flatten remove findSingle findFirst any all count optional optionals toList range partition zipListsWith zipLists reverseList listDfs toposort sort take drop sublist last init crossLists unique intersectLists subtractLists mutuallyExclusive; inherit (strings) concatStrings concatMapStrings concatImapStrings intersperse concatStringsSep concatMapStringsSep concatImapStringsSep makeSearchPath makeSearchPathOutput makeLibraryPath makeBinPath makePerlPath optionalString hasPrefix hasSuffix stringToCharacters stringAsChars escape escapeShellArg escapeShellArgs replaceChars lowerChars upperChars toLower toUpper addContextFrom splitString removePrefix removeSuffix versionOlder versionAtLeast getVersion nameFromURL enableFeature fixedWidthString fixedWidthNumber isStorePath toInt readPathsFromFile fileContents; inherit (stringsWithDeps) textClosureList textClosureMap noDepEntry fullDepEntry packEntry stringAfter; inherit (customisation) overrideDerivation makeOverridable callPackageWith callPackagesWith addPassthru hydraJob makeScope; inherit (meta) addMetaAttrs dontDistribute setName updateName appendToName mapDerivationAttrset lowPrio lowPrioSet hiPrio hiPrioSet; inherit (sources) pathType pathIsDirectory cleanSourceFilter cleanSource sourceByRegex sourceFilesBySuffices commitIdFromGitRepo; inherit (modules) evalModules closeModules unifyModuleSyntax applyIfFunction unpackSubmodule packSubmodule mergeModules mergeModules' mergeOptionDecls evalOptionValue mergeDefinitions pushDownProperties dischargeProperties filterOverrides sortProperties fixupOptionType mkIf mkAssert mkMerge mkOverride mkOptionDefault mkDefault mkForce mkVMOverride mkStrict mkFixStrictness mkOrder mkBefore mkAfter mkAliasDefinitions mkAliasAndWrapDefinitions fixMergeModules mkRemovedOptionModule mkRenamedOptionModule mkMergedOptionModule mkChangedOptionModule mkAliasOptionModule doRename filterModules; inherit (options) isOption mkEnableOption mkSinkUndeclaredOptions mergeDefaultOption mergeOneOption mergeEqualOption getValues getFiles optionAttrSetToDocList optionAttrSetToDocList' scrubOptionValue literalExample showOption showFiles unknownModule mkOption; inherit (types) isType setType defaultTypeMerge defaultFunctor isOptionType mkOptionType; inherit (debug) addErrorContextToAttrs traceIf traceVal traceXMLVal traceXMLValMarked traceSeq traceSeqN traceValSeq traceValSeqN traceShowVal traceShowValMarked showVal traceCall traceCall2 traceCall3 traceValIfNot runTests testAllTrue strict traceCallXml attrNamesToStr; inherit (misc) maybeEnv defaultMergeArg defaultMerge foldArgs defaultOverridableDelayableArgs composedArgsAndFun maybeAttrNullable maybeAttr ifEnable checkFlag getValue checkReqs uniqList uniqListExt condConcat lazyGenericClosure innerModifySumArgs modifySumArgs innerClosePropagation closePropagation mapAttrsFlatten nvs setAttr setAttrMerge mergeAttrsWithFunc mergeAttrsConcatenateValues mergeAttrsNoOverride mergeAttrByFunc mergeAttrsByFuncDefaults mergeAttrsByFuncDefaultsClean mergeAttrBy prepareDerivationArgs nixType imap overridableDelayableArgs; }; in lib