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Merge pull request #9239 from edolstra/putFile

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Input: Replace markFileChanged() by putFile()
This commit is contained in:
Eelco Dolstra 2023-10-31 14:49:42 +01:00 • committed by GitHub
commit fa6bc33604
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 108 additions and 67 deletions
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66
src/libexpr/flake/flake.cc
View file

@ -623,12 +623,7 @@ LockedFlake lockFlake(
debug("new lock file: %s", newLockFile);
auto relPath = (topRef.subdir == "" ? "" : topRef.subdir + "/") + "flake.lock";
auto sourcePath = topRef.input.getSourcePath();
auto outputLockFilePath = sourcePath ? std::optional{*sourcePath + "/" + relPath} : std::nullopt;
if (lockFlags.outputLockFilePath) {
outputLockFilePath = lockFlags.outputLockFilePath;
}
/* Check whether we need to / can write the new lock file. */
if (newLockFile != oldLockFile || lockFlags.outputLockFilePath) {
@ -636,7 +631,7 @@ LockedFlake lockFlake(
auto diff = LockFile::diff(oldLockFile, newLockFile);
if (lockFlags.writeLockFile) {
if (outputLockFilePath) {
if (sourcePath || lockFlags.outputLockFilePath) {
if (auto unlockedInput = newLockFile.isUnlocked()) {
if (fetchSettings.warnDirty)
warn("will not write lock file of flake '%s' because it has an unlocked input ('%s')", topRef, *unlockedInput);
@ -644,41 +639,48 @@ LockedFlake lockFlake(
if (!lockFlags.updateLockFile)
throw Error("flake '%s' requires lock file changes but they're not allowed due to '--no-update-lock-file'", topRef);
bool lockFileExists = pathExists(*outputLockFilePath);
auto newLockFileS = fmt("%s\n", newLockFile);
if (lockFileExists) {
auto s = chomp(diff);
if (s.empty())
warn("updating lock file '%s'", *outputLockFilePath);
else
warn("updating lock file '%s':\n%s", *outputLockFilePath, s);
} else
warn("creating lock file '%s'", *outputLockFilePath);
if (lockFlags.outputLockFilePath) {
if (lockFlags.commitLockFile)
throw Error("'--commit-lock-file' and '--output-lock-file' are incompatible");
writeFile(*lockFlags.outputLockFilePath, newLockFileS);
} else {
auto relPath = (topRef.subdir == "" ? "" : topRef.subdir + "/") + "flake.lock";
auto outputLockFilePath = *sourcePath + "/" + relPath;
newLockFile.write(*outputLockFilePath);
bool lockFileExists = pathExists(outputLockFilePath);
std::optional<std::string> commitMessage = std::nullopt;
if (lockFlags.commitLockFile) {
if (lockFlags.outputLockFilePath) {
throw Error("--commit-lock-file and --output-lock-file are currently incompatible");
}
std::string cm;
if (lockFileExists) {
auto s = chomp(diff);
if (s.empty())
warn("updating lock file '%s'", outputLockFilePath);
else
warn("updating lock file '%s':\n%s", outputLockFilePath, s);
} else
warn("creating lock file '%s'", outputLockFilePath);
cm = fetchSettings.commitLockFileSummary.get();
std::optional<std::string> commitMessage = std::nullopt;
if (cm == "") {
cm = fmt("%s: %s", relPath, lockFileExists ? "Update" : "Add");
if (lockFlags.commitLockFile) {
std::string cm;
cm = fetchSettings.commitLockFileSummary.get();
if (cm == "") {
cm = fmt("%s: %s", relPath, lockFileExists ? "Update" : "Add");
}
cm += "\n\nFlake lock file updates:\n\n";
cm += filterANSIEscapes(diff, true);
commitMessage = cm;
}
cm += "\n\nFlake lock file updates:\n\n";
cm += filterANSIEscapes(diff, true);
commitMessage = cm;
topRef.input.putFile(
CanonPath((topRef.subdir == "" ? "" : topRef.subdir + "/") + "flake.lock"),
newLockFileS, commitMessage);
}
topRef.input.markChangedFile(
(topRef.subdir == "" ? "" : topRef.subdir + "/") + "flake.lock",
commitMessage);
/* Rewriting the lockfile changed the top-level
repo, so we should re-read it. FIXME: we could
also just clear the 'rev' field... */

6
src/libexpr/flake/lockfile.cc
View file

@ -214,12 +214,6 @@ std::ostream & operator <<(std::ostream & stream, const LockFile & lockFile)
return stream;
}
void LockFile::write(const Path & path) const
{
createDirs(dirOf(path));
writeFile(path, fmt("%s\n", *this));
}
std::optional<FlakeRef> LockFile::isUnlocked() const
{
std::set<ref<const Node>> nodes;

2
src/libexpr/flake/lockfile.hh
View file

@ -65,8 +65,6 @@ struct LockFile
static LockFile read(const Path & path);
void write(const Path & path) const;
/**
* Check whether this lock file has any unlocked inputs.
*/