chore: shmft (#36)

Reviewed-on: https://code.forgejo.org/actions/cascading-pr/pulls/36
Co-authored-by: Earl Warren <contact@earl-warren.org>
Co-committed-by: Earl Warren <contact@earl-warren.org>

cascading-pr-lib.sh

@@ -21,30 +21,30 @@ DEBUG=false
 : ${RETRY_DELAYS:=1 1 5 5 15 30}
 
 function dependencies() {
-    if ! which jq curl > /dev/null ; then
-	apt-get update -qq
-	apt-get -qq install -y jq curl
+    if ! which jq curl >/dev/null; then
+        apt-get update -qq
+        apt-get -qq install -y jq curl
     fi
 }
 
 function retry() {
     rm -f $TMPDIR/retry.{out,attempt,err}
     local success=false
-    for delay in $RETRY_DELAYS ; do
-        if "$@" > $TMPDIR/retry.attempt 2>> $TMPDIR/retry.err ; then
+    for delay in $RETRY_DELAYS; do
+        if "$@" >$TMPDIR/retry.attempt 2>>$TMPDIR/retry.err; then
             success=true
             break
         fi
-	cat $TMPDIR/retry.{err,attempt} >> $TMPDIR/retry.out
+        cat $TMPDIR/retry.{err,attempt} >>$TMPDIR/retry.out
         cat $TMPDIR/retry.{err,attempt} >&2
         echo waiting $delay "$@" >&2
         sleep $delay
     done
-    if $success ; then
-	cat $TMPDIR/retry.attempt
-	return 0
+    if $success; then
+        cat $TMPDIR/retry.attempt
+        return 0
     else
-	echo retry failed for "$@" >&2
+        echo retry failed for "$@" >&2
         cat $TMPDIR/retry.out >&2
         return 1
     fi
@@ -70,8 +70,8 @@ function log_error() {
 }
 
 function log_verbose() {
-    if $VERBOSE ; then
-	log_info "$@"
+    if $VERBOSE; then
+        log_info "$@"
     fi
 }
 
@@ -81,20 +81,20 @@ function log_info() {
 
 function fatal_error() {
     log_error "$@"
-    if $EXIT_ON_ERROR ; then
-	exit 1
+    if $EXIT_ON_ERROR; then
+        exit 1
     else
-	return 1
+        return 1
     fi
 }
 
 function stash_debug() {
     echo start $SELF
     mkdir -p $TMPDIR
-    > $TMPDIR/run.out
+    >$TMPDIR/run.out
     tail --follow $TMPDIR/run.out | sed --unbuffered -n -e "/^$PREFIX/s/^$PREFIX //p" &
     pid=$!
-    if ! $SELF --debug "$@" >& $TMPDIR/run.out ; then
+    if ! $SELF --debug "$@" >&$TMPDIR/run.out; then
         kill $pid
         cat $TMPDIR/run.out
         echo fail $SELF
@@ -142,15 +142,15 @@ function check_status() {
     local expected_status="$3"
     local expected_description="$4"
 
-    get_status $api $sha > $TMPDIR/status.json
-    local status="$(jq --raw-output .state < $TMPDIR/status.json)"
-    local description="$(jq --raw-output .statuses[0].description < $TMPDIR/status.json)"
+    get_status $api $sha >$TMPDIR/status.json
+    local status="$(jq --raw-output .state <$TMPDIR/status.json)"
+    local description="$(jq --raw-output .statuses[0].description <$TMPDIR/status.json)"
     if test "$status" = "$expected_status" && test -z "$expected_description" -o "$description" = "$expected_description"; then
-	echo OK
+        echo OK
     elif test "$status" = "failure" -o "$status" = "success"; then
-	echo NOK
+        echo NOK
     else
-	echo RETRY
+        echo RETRY
     fi
 }
 
@@ -168,10 +168,10 @@ function wait_running() {
 
 function wait_log() {
     local sha="$1" expected_status="$2" expected_description="$3"
-    local status="$(jq --raw-output .state < $TMPDIR/status.json)"
-    local description="$(jq --raw-output .statuses[0].description < $TMPDIR/status.json)"
+    local status="$(jq --raw-output .state <$TMPDIR/status.json)"
+    local description="$(jq --raw-output .statuses[0].description <$TMPDIR/status.json)"
     if test "$expected_description"; then
-	expected_description=" '$expected_description'"
+        expected_description=" '$expected_description'"
     fi
     log_info "$sha status waiting '$expected_status'$expected_description, currently '$status' '$description'"
 }
@@ -183,31 +183,31 @@ function wait_status() {
     local description="$4"
 
     for i in $(seq $LOOPS); do
-	if test $(check_status "$api" "$sha" "$status" "$description") != RETRY ; then
-	    break
-	fi
-	wait_log "$sha" "$status" "$description"
-	sleep $LOOP_DELAY
+        if test $(check_status "$api" "$sha" "$status" "$description") != RETRY; then
+            break
+        fi
+        wait_log "$sha" "$status" "$description"
+        sleep $LOOP_DELAY
     done
-    if test $(check_status "$api" "$sha" "$status" "$description") = "OK" ; then
-	log_info "$sha status OK"
+    if test $(check_status "$api" "$sha" "$status" "$description") = "OK"; then
+        log_info "$sha status OK"
     else
-	get_status $api $sha | jq .statuses
-	log_info "$sha status NOK"
-	return 1
+        get_status $api $sha | jq .statuses
+        log_info "$sha status NOK"
+        return 1
     fi
 }
 
 function sanity_check_pr_or_ref() {
     local pr="$1" ref="$2"
 
-    if test "$pr" -a "$ref" ; then
-	log_error "--origin-pr $pr and --origin-ref $ref are mutually exclusive"
-	return 1
+    if test "$pr" -a "$ref"; then
+        log_error "--origin-pr $pr and --origin-ref $ref are mutually exclusive"
+        return 1
     fi
-    if test -z "$pr" -a -z "$ref" ; then
-	log_error "one of --origin-pr or --origin-ref must be set"
-	return 2
+    if test -z "$pr" -a -z "$ref"; then
+        log_error "one of --origin-pr or --origin-ref must be set"
+        return 2
     fi
 }
 
@@ -218,10 +218,10 @@ function set_origin_head() {
     sanity_check_pr_or_ref "$pr" "$ref"
 
     if test "$pr"; then
-	options[origin_head]=refs/pull/$pr/head
-	origin_sanity_check
+        options[origin_head]=refs/pull/$pr/head
+        origin_sanity_check
     else
-	options[origin_head]=$ref
+        options[origin_head]=$ref
     fi
 }
 
@@ -236,8 +236,8 @@ function set_destination_head() {
     sanity_check_pr_or_ref "$pr" "$ref"
 
     if $(origin_has_pr); then
-	options[destination_head]=${options[prefix]}-$pr
+        options[destination_head]=${options[prefix]}-$pr
     else
-	options[destination_head]=${options[prefix]}-$ref
+        options[destination_head]=${options[prefix]}-$ref
     fi
 }