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Merge pull request #8786 from Ma27/fix-why-depends-precise

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nix/why-depends: fix output of `--precise`
This commit is contained in:
Eelco Dolstra 2023-08-07 19:32:49 +02:00 committed by GitHub
parent 4999f42a70 7c09104a94
commit 5624777988
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 10 additions and 5 deletions
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10
src/nix/why-depends.cc
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@ -239,7 +239,7 @@ struct CmdWhyDepends : SourceExprCommand, MixOperateOnOptions
if (pos != std::string::npos) {
size_t margin = 32;
auto pos2 = pos >= margin ? pos - margin : 0;
hits[hash].emplace_back(fmt("%s: …%s…\n",
hits[hash].emplace_back(fmt("%s: …%s…",
p2,
hilite(filterPrintable(
std::string(contents, pos2, pos - pos2 + hash.size() + margin)),
@ -255,7 +255,7 @@ struct CmdWhyDepends : SourceExprCommand, MixOperateOnOptions
for (auto & hash : hashes) {
auto pos = target.find(hash);
if (pos != std::string::npos)
hits[hash].emplace_back(fmt("%s -> %s\n", p2,
hits[hash].emplace_back(fmt("%s -> %s", p2,
hilite(target, pos, StorePath::HashLen, getColour(hash))));
}
}
@ -272,9 +272,9 @@ struct CmdWhyDepends : SourceExprCommand, MixOperateOnOptions
for (auto & hit : hits[hash]) {
bool first = hit == *hits[hash].begin();
std::cout << tailPad
<< (first ? (last ? treeLast : treeConn) : (last ? treeNull : treeLine))
<< hit;
logger->cout("%s%s%s", tailPad,
(first ? (last ? treeLast : treeConn) : (last ? treeNull : treeLine)),
hit);
if (!all) break;
}

5
tests/why-depends.sh
View file

@ -22,3 +22,8 @@ echo "$PRECISE_WHY_DEPENDS_OUTPUT" | grepQuiet input-2
# But only the “precise” one should refer to `reference-to-input-2`
echo "$FAST_WHY_DEPENDS_OUTPUT" | grepQuietInverse reference-to-input-2
echo "$PRECISE_WHY_DEPENDS_OUTPUT" | grepQuiet reference-to-input-2
<<<"$PRECISE_WHY_DEPENDS_OUTPUT" sed -n '2p' | grepQuiet "└───reference-to-input-2 -> "
<<<"$PRECISE_WHY_DEPENDS_OUTPUT" sed -n '3p' | grep " →" | grepQuiet "dependencies-input-2"
<<<"$PRECISE_WHY_DEPENDS_OUTPUT" sed -n '4p' | grepQuiet " └───input0: …" # in input-2, file input0
<<<"$PRECISE_WHY_DEPENDS_OUTPUT" sed -n '5p' | grep " →" | grepQuiet "dependencies-input-0" # is dependencies-input-0 referenced