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Merge remote-tracking branch 'origin/master' into flakes

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This commit is contained in:
Eelco Dolstra 2020-05-05 18:59:33 +02:00
commit 6f3244ce45
40 changed files with 635 additions and 501 deletions
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70
src/libexpr/common-eval-args.cc
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@ -12,44 +12,48 @@ namespace nix {
MixEvalArgs::MixEvalArgs()
{
mkFlag()
.longName("arg")
.description("argument to be passed to Nix functions")
.labels({"name", "expr"})
.handler([&](std::vector<std::string> ss) { autoArgs[ss[0]] = 'E' + ss[1]; });
addFlag({
.longName = "arg",
.description = "argument to be passed to Nix functions",
.labels = {"name", "expr"},
.handler = {[&](std::string name, std::string expr) { autoArgs[name] = 'E' + expr; }}
});
mkFlag()
.longName("argstr")
.description("string-valued argument to be passed to Nix functions")
.labels({"name", "string"})
.handler([&](std::vector<std::string> ss) { autoArgs[ss[0]] = 'S' + ss[1]; });
addFlag({
.longName = "argstr",
.description = "string-valued argument to be passed to Nix functions",
.labels = {"name", "string"},
.handler = {[&](std::string name, std::string s) { autoArgs[name] = 'S' + s; }},
});
mkFlag()
.shortName('I')
.longName("include")
.description("add a path to the list of locations used to look up <...> file names")
.label("path")
.handler([&](std::string s) { searchPath.push_back(s); });
addFlag({
.longName = "include",
.shortName = 'I',
.description = "add a path to the list of locations used to look up <...> file names",
.labels = {"path"},
.handler = {[&](std::string s) { searchPath.push_back(s); }}
});
mkFlag()
.longName("impure")
.description("allow access to mutable paths and repositories")
.handler([&](std::vector<std::string> ss) {
addFlag({
.longName = "impure",
.description = "allow access to mutable paths and repositories",
.handler = {[&]() {
evalSettings.pureEval = false;
});
}},
});
mkFlag()
.longName("override-flake")
.labels({"original-ref", "resolved-ref"})
.description("override a flake registry value")
.arity(2)
.handler([&](std::vector<std::string> ss) {
auto from = parseFlakeRef(ss[0], absPath("."));
auto to = parseFlakeRef(ss[1], absPath("."));
fetchers::Attrs extraAttrs;
if (to.subdir != "") extraAttrs["dir"] = to.subdir;
fetchers::overrideRegistry(from.input, to.input, extraAttrs);
});
addFlag({
.longName = "override-flake",
.description = "override a flake registry value",
.labels = {"original-ref", "resolved-ref"},
.handler = {[&](std::string _from, std::string _to) {
auto from = parseFlakeRef(_from, absPath("."));
auto to = parseFlakeRef(_to, absPath("."));
fetchers::Attrs extraAttrs;
if (to.subdir != "") extraAttrs["dir"] = to.subdir;
fetchers::overrideRegistry(from.input, to.input, extraAttrs);
}}
});
}
Bindings * MixEvalArgs::getAutoArgs(EvalState & state)