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attune/packs/core/actions/noop.sh

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#!/bin/sh
# No Operation Action - Core Pack
# Does nothing - useful for testing and placeholder workflows
#
# This script uses pure POSIX shell without external dependencies like jq or yq.
# It reads parameters in DOTENV format from stdin until the delimiter.
set -e
# Initialize variables
message=""
exit_code="0"
# Read DOTENV-formatted parameters from stdin until delimiter
while IFS= read -r line; do
# Check for parameter delimiter
case "$line" in
*"---ATTUNE_PARAMS_END---"*)
break
;;
message=*)
# Extract value after message=
message="${line#message=}"
# Remove quotes if present (both single and double)
case "$message" in
\"*\")
message="${message#\"}"
message="${message%\"}"
;;
\'*\')
message="${message#\'}"
message="${message%\'}"
;;
esac
;;
exit_code=*)
# Extract value after exit_code=
exit_code="${line#exit_code=}"
# Remove quotes if present
case "$exit_code" in
\"*\")
exit_code="${exit_code#\"}"
exit_code="${exit_code%\"}"
;;
\'*\')
exit_code="${exit_code#\'}"
exit_code="${exit_code%\'}"
;;
esac
;;
esac
done
# Validate exit code parameter (must be numeric)
case "$exit_code" in
''|*[!0-9]*)
echo "ERROR: exit_code must be a positive integer" >&2
exit 1
;;
esac
# Validate exit code range (0-255)
if [ "$exit_code" -lt 0 ] || [ "$exit_code" -gt 255 ]; then
echo "ERROR: exit_code must be between 0 and 255" >&2
exit 1
fi
# Log message if provided
if [ -n "$message" ]; then
echo "[NOOP] $message"
fi
# Output result
echo "No operation completed successfully"
# Exit with specified code
exit "$exit_code"