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make bails on the wrong go version

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This code:

1. Extracts the required go minor from `go.mod`
2. Gets the current go version from `go version` and normalizes it
3. Checks whether the required go minor is a version prefix for the current go
version, and bails if it isn't.
This commit is contained in:
Yehuda Katz 2023-03-01 10:47:52 -08:00
parent 91e0bbdf54
commit 6926e2c484
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GPG key ID: 058C8C4EB1B1A088
1 changed files with 14 additions and 0 deletions
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14
make.sh
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@ -1,5 +1,19 @@
#!/bin/sh
set -eu
REQUIRED_GO_MINOR=$(sed -En 's/^go[[:space:]]+([[:digit:].]+)$/\1/p' go.mod)
ACTUAL_GO_VERSION=$(go version | sed -n 's/^go version go\([0-9]*\.[0-9]*\.[0-9]*\)\(.*\)/\1/p')
# We use 'case' instead of '[' to match values against complex patterns, because POSIX
# does not guarantee that '[' supports advanced features like globs and regex.
if case "$ACTUAL_GO_VERSION" in "$REQUIRED_GO_MINOR".*) false ;; *) true ;; esac then
red="\e[0;91m"
reset="\e[0m"
printf "${red}PROBLEM: You need go %s to build d2, but you have %s installed.${reset}\n" "$REQUIRED_GO_MINOR" "$ACTUAL_GO_VERSION"
exit 1
fi
if [ ! -e "$(dirname "$0")/ci/sub/.git" ]; then
set -x
git submodule update --init