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Replace defaultBla.$system with bla.$system.default

Browse source 
This also simplifies some InstallableFlake logic and fixes 'nix
bundle' parsing its installable twice.

Fixes #5532.
This commit is contained in:
Eelco Dolstra 2022-02-11 18:11:08 +01:00
parent caf5172945
commit 162fbe31ff
9 changed files with 61 additions and 41 deletions
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5
src/libcmd/installables.cc
View file

@ -158,7 +158,10 @@ SourceExprCommand::SourceExprCommand()
Strings SourceExprCommand::getDefaultFlakeAttrPaths()
{
return {"defaultPackage." + settings.thisSystem.get()};
return {
"packages." + settings.thisSystem.get() + ".default",
"defaultPackage." + settings.thisSystem.get()
};
}
Strings SourceExprCommand::getDefaultFlakeAttrPathPrefixes()

11
src/nix/bundle.cc
View file

@ -49,9 +49,11 @@ struct CmdBundle : InstallableCommand
Category category() override { return catSecondary; }
// FIXME: cut&paste from CmdRun.
Strings getDefaultFlakeAttrPaths() override
{
Strings res{
"apps." + settings.thisSystem.get() + ".default",
"defaultApp." + settings.thisSystem.get()
};
for (auto & s : SourceExprCommand::getDefaultFlakeAttrPaths())
@ -61,10 +63,7 @@ struct CmdBundle : InstallableCommand
Strings getDefaultFlakeAttrPathPrefixes() override
{
Strings res{
"apps." + settings.thisSystem.get() + "."
};
Strings res{"apps." + settings.thisSystem.get() + "."};
for (auto & s : SourceExprCommand::getDefaultFlakeAttrPathPrefixes())
res.push_back(s);
return res;
@ -80,7 +79,9 @@ struct CmdBundle : InstallableCommand
const flake::LockFlags lockFlags{ .writeLockFile = false };
InstallableFlake bundler{this,
evalState, std::move(bundlerFlakeRef), bundlerName,
{"defaultBundler." + settings.thisSystem.get()},
{"bundlers." + settings.thisSystem.get() + ".default",
"defaultBundler." + settings.thisSystem.get()
},
{"bundlers." + settings.thisSystem.get() + "."},
lockFlags
};

9
src/nix/develop.cc
View file

@ -325,8 +325,15 @@ struct Common : InstallableCommand, MixProfile
Strings getDefaultFlakeAttrPaths() override
{
return {"devShell." + settings.thisSystem.get(), "defaultPackage." + settings.thisSystem.get()};
Strings paths{
"devShells." + settings.thisSystem.get() + ".default",
"devShell." + settings.thisSystem.get(),
};
for (auto & p : SourceExprCommand::getDefaultFlakeAttrPaths())
paths.push_back(p);
return paths;
}
Strings getDefaultFlakeAttrPathPrefixes() override
{
auto res = SourceExprCommand::getDefaultFlakeAttrPathPrefixes();

2
src/nix/flake.cc
View file

@ -651,7 +651,7 @@ struct CmdFlakeCheck : FlakeCommand
};
static Strings defaultTemplateAttrPathsPrefixes{"templates."};
static Strings defaultTemplateAttrPaths = {"defaultTemplate"};
static Strings defaultTemplateAttrPaths = {"templates.default", "defaultTemplate"};
struct CmdFlakeInitCommon : virtual Args, EvalCommand
{

5
src/nix/run.cc
View file

@ -158,7 +158,10 @@ struct CmdRun : InstallableCommand
Strings getDefaultFlakeAttrPaths() override
{
Strings res{"defaultApp." + settings.thisSystem.get()};
Strings res{
"apps." + settings.thisSystem.get() + ".default",
"defaultApp." + settings.thisSystem.get(),
};
for (auto & s : SourceExprCommand::getDefaultFlakeAttrPaths())
res.push_back(s);
return res;

26
tests/flake-bundler.sh
View file

@ -10,26 +10,28 @@ cd $TEST_HOME
cat <<EOF > flake.nix
{
outputs = {self}: {
bundlers.$system.simple = drv:
bundlers.$system = rec {
simple = drv:
if drv?type && drv.type == "derivation"
then drv
else self.defaultPackage.$system;
defaultBundler.$system = self.bundlers.$system.simple;
defaultPackage.$system = import ./simple.nix;
defaultApp.$system = {
type = "app";
program = "\${import ./simple.nix}/hello";
};
else self.packages.$system.default;
default = simple;
};
packages.$system.default = import ./simple.nix;
apps.$system.default = {
type = "app";
program = "\${import ./simple.nix}/hello";
};
};
}
EOF
nix build .#
nix bundle --bundler .# .#
nix bundle --bundler .#defaultBundler.$system .#defaultPackage.$system
nix bundle --bundler .#bundlers.$system.simple .#defaultPackage.$system
nix bundle --bundler .#bundlers.$system.default .#packages.$system.default
nix bundle --bundler .#bundlers.$system.simple .#packages.$system.default
nix bundle --bundler .#defaultBundler.$system .#defaultApp.$system
nix bundle --bundler .#bundlers.$system.simple .#defaultApp.$system
nix bundle --bundler .#bundlers.$system.default .#apps.$system.default
nix bundle --bundler .#bundlers.$system.simple .#apps.$system.default
clearStore

2
tests/flake-local-settings.sh
View file

@ -21,7 +21,7 @@ cat <<EOF > flake.nix
nixConfig.allow-dirty = false; # See #5621
outputs = a: {
defaultPackage.$system = import ./simple.nix;
packages.$system.default = import ./simple.nix;
};
}
EOF

6
tests/flake-searching.sh
View file

@ -15,8 +15,10 @@ cat <<EOF > flake.nix
{
inputs.foo.url = "$PWD/foo";
outputs = a: {
defaultPackage.$system = import ./simple.nix;
packages.$system.test = import ./simple.nix;
packages.$system = rec {
test = import ./simple.nix;
default = test;
};
};
}
EOF

36
tests/flakes.sh
View file

@ -41,8 +41,10 @@ cat > $flake1Dir/flake.nix <<EOF
description = "Bla bla";
outputs = inputs: rec {
packages.$system.foo = import ./simple.nix;
defaultPackage.$system = packages.$system.foo;
packages.$system = rec {
foo = import ./simple.nix;
default = foo;
};
# To test "nix flake init".
legacyPackages.x86_64-linux.hello = import ./simple.nix;
@ -128,7 +130,7 @@ hash2=$(nix flake metadata flake1 --json --refresh | jq -r .revision)
nix build -o $TEST_ROOT/result flake1#foo
[[ -e $TEST_ROOT/result/hello ]]
# Test defaultPackage.
# Test packages.default.
nix build -o $TEST_ROOT/result flake1
[[ -e $TEST_ROOT/result/hello ]]
@ -140,11 +142,11 @@ nix build -o $flake1Dir/result git+file://$flake1Dir
nix path-info $flake1Dir/result
# 'getFlake' on a mutable flakeref should fail in pure mode, but succeed in impure mode.
(! nix build -o $TEST_ROOT/result --expr "(builtins.getFlake \"$flake1Dir\").defaultPackage.$system")
nix build -o $TEST_ROOT/result --expr "(builtins.getFlake \"$flake1Dir\").defaultPackage.$system" --impure
(! nix build -o $TEST_ROOT/result --expr "(builtins.getFlake \"$flake1Dir\").packages.$system.default")
nix build -o $TEST_ROOT/result --expr "(builtins.getFlake \"$flake1Dir\").packages.$system.default" --impure
# 'getFlake' on an immutable flakeref should succeed even in pure mode.
nix build -o $TEST_ROOT/result --expr "(builtins.getFlake \"git+file://$flake1Dir?rev=$hash2\").defaultPackage.$system"
nix build -o $TEST_ROOT/result --expr "(builtins.getFlake \"git+file://$flake1Dir?rev=$hash2\").packages.$system.default"
# Building a flake with an unlocked dependency should fail in pure mode.
(! nix build -o $TEST_ROOT/result flake2#bar --no-registries)
@ -370,13 +372,13 @@ cat > $templatesDir/flake.nix <<EOF
description = "Some templates";
outputs = { self }: {
templates = {
templates = rec {
trivial = {
path = ./trivial;
description = "A trivial flake";
};
default = trivial;
};
defaultTemplate = self.templates.trivial;
};
}
EOF
@ -388,8 +390,10 @@ cat > $templatesDir/trivial/flake.nix <<EOF
description = "A flake for building Hello World";
outputs = { self, nixpkgs }: {
packages.x86_64-linux.hello = nixpkgs.legacyPackages.x86_64-linux.hello;
defaultPackage.x86_64-linux = self.packages.x86_64-linux.hello;
packages.x86_64-linux = rec {
hello = nixpkgs.legacyPackages.x86_64-linux.hello;
default = hello;
};
};
}
EOF
@ -496,17 +500,15 @@ EOF
cat > $flake3Dir/flake.nix <<EOF
{
outputs = { flake1, self }: {
defaultPackage = {
system-1 = "foo";
system-2 = "bar";
};
packages.system-1.default = "foo";
packages.system-2.default = "bar";
};
}
EOF
checkRes=$(nix flake check --keep-going $flake3Dir 2>&1 && fail "nix flake check should have failed" || true)
echo "$checkRes" | grep -q "defaultPackage.system-1"
echo "$checkRes" | grep -q "defaultPackage.system-2"
echo "$checkRes" | grep -q "packages.system-1.default"
echo "$checkRes" | grep -q "packages.system-2.default"
# Test 'follows' inputs.
cat > $flake3Dir/flake.nix <<EOF
@ -591,7 +593,7 @@ mkdir $flake5Dir
cat > $flake5Dir/flake.nix <<EOF
{
outputs = { self, flake1 }: {
defaultPackage.$system = flake1.defaultPackage.$system;
packages.$system.default = flake1.packages.$system.default;
expr = assert builtins.pathExists ./flake.lock; 123;
};
}