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update: add notice that unshallowing takes time #10168

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merged 1 commit into from Dec 30, 2020
Merged

update: add notice that unshallowing takes time #10168

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9 changes: 9 additions & 0 deletions Library/Homebrew/cmd/update.sh
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Expand Up @@ -392,6 +392,14 @@ EOS

[[ -f "$HOMEBREW_LIBRARY/Taps/homebrew/homebrew-core/.git/shallow" ]] && HOMEBREW_CORE_SHALLOW=1
[[ -f "$HOMEBREW_LIBRARY/Taps/homebrew/homebrew-cask/.git/shallow" ]] && HOMEBREW_CASK_SHALLOW=1
if [[ -n $HOMEBREW_CORE_SHALLOW && -n $HOMEBREW_CASK_SHALLOW ]]
then
SHALLOW_COMMAND_PHRASE="These commands"
SHALLOW_REPO_PHRASE="repositories"
else
SHALLOW_COMMAND_PHRASE="This command"
SHALLOW_REPO_PHRASE="repository"
fi

if [[ -n $HOMEBREW_CORE_SHALLOW || -n $HOMEBREW_CASK_SHALLOW ]]
then
Expand All @@ -402,6 +410,7 @@ ${HOMEBREW_CORE_SHALLOW:+
To \`brew update\`, first run:${HOMEBREW_CORE_SHALLOW:+
git -C "$HOMEBREW_LIBRARY/Taps/homebrew/homebrew-core" fetch --unshallow}${HOMEBREW_CASK_SHALLOW:+
git -C "$HOMEBREW_LIBRARY/Taps/homebrew/homebrew-cask" fetch --unshallow}
${SHALLOW_COMMAND_PHRASE} may take a few minutes to run due to the large size of the ${SHALLOW_REPO_PHRASE}.
This restriction has been made on GitHub's request because updating shallow
clones is an extremely expensive operation due to the tree layout and traffic of
Homebrew/homebrew-core and Homebrew/homebrew-cask. We don't do this for you
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