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Have versions emit a warning when no Ruby version was found

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This commit is contained in:
Mislav Marohnić 2014-10-13 04:02:04 +02:00
parent 13a474c4e9
commit f237a11f4f
2 changed files with 16 additions and 0 deletions
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10
libexec/rbenv-versions
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@ -19,12 +19,15 @@ else
include_system="1" include_system="1"
fi fi
num_versions=0
print_version() { print_version() {
if [ "$1" == "$current_version" ]; then if [ "$1" == "$current_version" ]; then
echo "${hit_prefix}$(rbenv-version 2>/dev/null)" echo "${hit_prefix}$(rbenv-version 2>/dev/null)"
else else
echo "${miss_prefix}$1" echo "${miss_prefix}$1"
fi fi
num_versions=$((num_versions + 1))
} }
# Include "system" in the non-bare output, if it exists # Include "system" in the non-bare output, if it exists
@ -32,8 +35,15 @@ if [ -n "$include_system" ] && RBENV_VERSION=system rbenv-which ruby >/dev/null
print_version system print_version system
fi fi
shopt -s nullglob
for path in "${RBENV_ROOT}/versions/"*; do for path in "${RBENV_ROOT}/versions/"*; do
if [ -d "$path" ]; then if [ -d "$path" ]; then
print_version "${path##*/}" print_version "${path##*/}"
fi fi
done done
shopt -u nullglob
if [ "$num_versions" -eq 0 ] && [ -n "$include_system" ]; then
echo "Warning: no Ruby detected on the system" >&2
exit 1
fi

6
test/versions.bats
View File

@ -24,6 +24,12 @@ stub_system_ruby() {
assert_success "* system (set by ${RBENV_ROOT}/version)" assert_success "* system (set by ${RBENV_ROOT}/version)"
} }
@test "not even system ruby available" {
PATH="$(path_without ruby)" run rbenv-versions
assert_failure
assert_output "Warning: no Ruby detected on the system"
}
@test "bare output no versions installed" { @test "bare output no versions installed" {
assert [ ! -d "${RBENV_ROOT}/versions" ] assert [ ! -d "${RBENV_ROOT}/versions" ]
run rbenv-versions --bare run rbenv-versions --bare