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Merge branch 'speedup-which'

Browse source 
Closes #560
This commit is contained in:
Mislav Marohnić 2014-10-13 12:30:34 +02:00
commit f4652fbbf0
2 changed files with 45 additions and 29 deletions
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40
libexec/rbenv-which
View file

@ -15,40 +15,17 @@ if [ "$1" = "--complete" ]; then
exec rbenv shims --short
fi
expand_path() {
if [ ! -d "$1" ]; then
return 1
fi
local cwd="$(pwd)"
cd "$1"
pwd
cd "$cwd"
}
remove_from_path() {
local path_to_remove="$(expand_path "$1")"
local result=""
if [ -z "$path_to_remove" ]; then
echo "${PATH}"
return
fi
local paths
IFS=: paths=($PATH)
for path in "${paths[@]}"; do
path="$(expand_path "$path" || true)"
if [ -n "$path" ] && [ "$path" != "$path_to_remove" ]; then
result="${result}${path}:"
fi
local path_to_remove="$1"
local path_before
local result=":$PATH:"
while [ "$path_before" != "$result" ]; do
path_before="$result"
result="${result//:$path_to_remove:/:}"
done
echo "${result%:}"
}
RBENV_VERSION="$(rbenv-version-name)"
RBENV_COMMAND="$1"
if [ -z "$RBENV_COMMAND" ]; then
@ -56,6 +33,8 @@ if [ -z "$RBENV_COMMAND" ]; then
exit 1
fi
RBENV_VERSION="${RBENV_VERSION:-$(rbenv-version-name)}"
if [ "$RBENV_VERSION" = "system" ]; then
PATH="$(remove_from_path "${RBENV_ROOT}/shims")"
RBENV_COMMAND_PATH="$(command -v "$RBENV_COMMAND" || true)"
@ -72,6 +51,9 @@ done
if [ -x "$RBENV_COMMAND_PATH" ]; then
echo "$RBENV_COMMAND_PATH"
elif ! [ -d "${RBENV_ROOT}/versions/${RBENV_VERSION}" ]; then
echo "rbenv: version \`$RBENV_VERSION' is not installed" >&2
exit 1
else
echo "rbenv: $RBENV_COMMAND: command not found" >&2

34
test/which.bats
View file

@ -31,6 +31,31 @@ create_executable() {
assert_success "${RBENV_TEST_DIR}/bin/kill-all-humans"
}
@test "searches PATH for system version (shims prepended)" {
create_executable "${RBENV_TEST_DIR}/bin" "kill-all-humans"
create_executable "${RBENV_ROOT}/shims" "kill-all-humans"
PATH="${RBENV_ROOT}/shims:$PATH" RBENV_VERSION=system run rbenv-which kill-all-humans
assert_success "${RBENV_TEST_DIR}/bin/kill-all-humans"
}
@test "searches PATH for system version (shims appended)" {
create_executable "${RBENV_TEST_DIR}/bin" "kill-all-humans"
create_executable "${RBENV_ROOT}/shims" "kill-all-humans"
PATH="$PATH:${RBENV_ROOT}/shims" RBENV_VERSION=system run rbenv-which kill-all-humans
assert_success "${RBENV_TEST_DIR}/bin/kill-all-humans"
}
@test "searches PATH for system version (shims spread)" {
create_executable "${RBENV_TEST_DIR}/bin" "kill-all-humans"
create_executable "${RBENV_ROOT}/shims" "kill-all-humans"
PATH="${RBENV_ROOT}/shims:${RBENV_ROOT}/shims:/tmp/non-existent:$PATH:${RBENV_ROOT}/shims" \
RBENV_VERSION=system run rbenv-which kill-all-humans
assert_success "${RBENV_TEST_DIR}/bin/kill-all-humans"
}
@test "version not installed" {
create_executable "2.0" "rspec"
RBENV_VERSION=1.9 run rbenv-which rspec
@ -72,3 +97,12 @@ SH
assert_success
assert_output "HELLO=:hello:ugly:world:again"
}
@test "discovers version from rbenv-version-name" {
mkdir -p "$RBENV_ROOT"
cat > "${RBENV_ROOT}/version" <<<"1.8"
create_executable "1.8" "ruby"
RBENV_VERSION= run rbenv-which ruby
assert_success "${RBENV_ROOT}/versions/1.8/bin/ruby"
}