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nix develop: Add convenience flags for running specific phases

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For example, for building the Nix flake, you would do:

  $ nix develop --configure
  $ nix develop --install
  $ nix develop --installcheck
This commit is contained in:
Eelco Dolstra 2020-08-28 19:24:29 +02:00
parent 50a8710ed1
commit f15651303f
1 changed files with 53 additions and 2 deletions
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53
src/nix/develop.cc
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@ -264,6 +264,7 @@ struct Common : InstallableCommand, MixProfile
struct CmdDevelop : Common, MixEnvironment
{
std::vector<std::string> command;
std::optional<std::string> phase;
CmdDevelop()
{
@ -277,6 +278,43 @@ struct CmdDevelop : Common, MixEnvironment
command = ss;
}}
});
addFlag({
.longName = "phase",
.description = "phase to run (e.g. `build` or `configure`)",
.labels = {"phase-name"},
.handler = {&phase},
});
addFlag({
.longName = "configure",
.description = "run the configure phase",
.handler = {&phase, {"configure"}},
});
addFlag({
.longName = "build",
.description = "run the build phase",
.handler = {&phase, {"build"}},
});
addFlag({
.longName = "check",
.description = "run the check phase",
.handler = {&phase, {"check"}},
});
addFlag({
.longName = "install",
.description = "run the install phase",
.handler = {&phase, {"install"}},
});
addFlag({
.longName = "installcheck",
.description = "run the installcheck phase",
.handler = {&phase, {"installCheck"}},
});
}
std::string description() override
@ -314,9 +352,22 @@ struct CmdDevelop : Common, MixEnvironment
auto script = makeRcScript(buildEnvironment);
if (verbosity >= lvlDebug)
script += "set -x\n";
script += fmt("rm -f '%s'\n", rcFilePath);
if (!command.empty()) {
if (phase) {
if (!command.empty())
throw UsageError("you cannot use both '--command' and '--phase'");
// FIXME: foundMakefile is set by buildPhase, need to get
// rid of that.
script += fmt("foundMakefile=1\n");
script += fmt("runHook %1%Phase\n", *phase);
script += fmt("exit 0\n", *phase);
}
else if (!command.empty()) {
std::vector<std::string> args;
for (auto s : command)
args.push_back(shellEscape(s));