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LLMScaffolding/LaunchClaudeCode.sh
ReachableCEO 9a40d13a5c feat: add LaunchClaudeCode.sh wrapper script 
Add configurable shell script wrapper for Claude Code CLI with:
- All CLI options with documentation links
- Sensible defaults and environment variable support
- Comprehensive help system and bash best practices

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-07-16 10:13:47 -05:00

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#!/bin/bash
# LaunchClaudeCode.sh - A wrapper script for invoking Claude Code with configurable options
# This script provides sensible defaults and easy configuration for all Claude Code CLI options
set -euo pipefail
# =============================================================================
# CONFIGURATION OPTIONS
# =============================================================================
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#add-dir
ADD_DIR=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#allowedtools
ALLOWED_TOOLS=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#disallowedtools
DISALLOWED_TOOLS=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#print
PRINT_MODE=false
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#output-format
OUTPUT_FORMAT="text" # Options: text, json, stream-json
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#input-format
INPUT_FORMAT="text" # Options: text, stream-json
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#verbose
VERBOSE=false
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#max-turns
MAX_TURNS=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#model
MODEL="sonnet" # Options: sonnet, opus, or full model name
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#permission-mode
PERMISSION_MODE=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#permission-prompt-tool
PERMISSION_PROMPT_TOOL=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#resume
RESUME_SESSION=""
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#continue
CONTINUE_SESSION=false
# https://docs.anthropic.com/en/docs/claude-code/cli-reference#dangerously-skip-permissions
SKIP_PERMISSIONS=false
# =============================================================================
# SCRIPT FUNCTIONS
# =============================================================================
show_help() {
cat << EOF
Usage: $0 [OPTIONS] [QUERY]
A wrapper script for Claude Code CLI with configurable options.
Options:
-h, --help Show this help message
--add-dir DIR Add additional working directory
--allowed-tools TOOLS Comma-separated list of tools to allow without prompting
--disallowed-tools TOOLS Comma-separated list of tools to disallow without prompting
-p, --print Print response without interactive mode
--output-format FORMAT Specify output format (text, json, stream-json)
--input-format FORMAT Specify input format (text, stream-json)
--verbose Enable detailed logging
--max-turns N Limit agentic turns in non-interactive mode
--model MODEL Set model for session (sonnet, opus, or full model name)
--permission-mode MODE Begin in specified permission mode
--permission-prompt-tool TOOL Specify MCP tool for permission prompts
-r, --resume SESSION_ID Resume specific session
-c, --continue Load most recent conversation
--skip-permissions Skip permission prompts (dangerous)
Examples:
$0 # Start interactive REPL with defaults
$0 "Write a hello world" # Start REPL with initial prompt
$0 -p "What is 2+2?" # Print response and exit
$0 -c # Continue most recent conversation
$0 -r session123 "Continue" # Resume specific session
Environment Variables:
All configuration options can be overridden by environment variables:
CLAUDE_ADD_DIR, CLAUDE_ALLOWED_TOOLS, CLAUDE_DISALLOWED_TOOLS, etc.
Documentation:
https://docs.anthropic.com/en/docs/claude-code/cli-reference
EOF
}
log_info() {
echo "[INFO] $*" >&2
}
log_error() {
echo "[ERROR] $*" >&2
exit 1
}
check_dependencies() {
if ! command -v claude >/dev/null 2>&1; then
log_error "Claude Code CLI not found. Please install it first."
fi
}
build_claude_command() {
local -a cmd_args=("claude")
# Add optional arguments
[[ -n "$ADD_DIR" ]] && cmd_args+=("--add-dir" "$ADD_DIR")
[[ -n "$ALLOWED_TOOLS" ]] && cmd_args+=("--allowedTools" "$ALLOWED_TOOLS")
[[ -n "$DISALLOWED_TOOLS" ]] && cmd_args+=("--disallowedTools" "$DISALLOWED_TOOLS")
[[ "$PRINT_MODE" == "true" ]] && cmd_args+=("--print")
[[ "$OUTPUT_FORMAT" != "text" ]] && cmd_args+=("--output-format" "$OUTPUT_FORMAT")
[[ "$INPUT_FORMAT" != "text" ]] && cmd_args+=("--input-format" "$INPUT_FORMAT")
[[ "$VERBOSE" == "true" ]] && cmd_args+=("--verbose")
[[ -n "$MAX_TURNS" ]] && cmd_args+=("--max-turns" "$MAX_TURNS")
[[ "$MODEL" != "sonnet" ]] && cmd_args+=("--model" "$MODEL")
[[ -n "$PERMISSION_MODE" ]] && cmd_args+=("--permission-mode" "$PERMISSION_MODE")
[[ -n "$PERMISSION_PROMPT_TOOL" ]] && cmd_args+=("--permission-prompt-tool" "$PERMISSION_PROMPT_TOOL")
[[ -n "$RESUME_SESSION" ]] && cmd_args+=("--resume" "$RESUME_SESSION")
[[ "$CONTINUE_SESSION" == "true" ]] && cmd_args+=("--continue")
[[ "$SKIP_PERMISSIONS" == "true" ]] && cmd_args+=("--dangerously-skip-permissions")
# Add any remaining arguments (query)
cmd_args+=("$@")
printf '%s\n' "${cmd_args[@]}"
}
# =============================================================================
# MAIN SCRIPT
# =============================================================================
main() {
# Override defaults with environment variables
ADD_DIR="${CLAUDE_ADD_DIR:-$ADD_DIR}"
ALLOWED_TOOLS="${CLAUDE_ALLOWED_TOOLS:-$ALLOWED_TOOLS}"
DISALLOWED_TOOLS="${CLAUDE_DISALLOWED_TOOLS:-$DISALLOWED_TOOLS}"
PRINT_MODE="${CLAUDE_PRINT_MODE:-$PRINT_MODE}"
OUTPUT_FORMAT="${CLAUDE_OUTPUT_FORMAT:-$OUTPUT_FORMAT}"
INPUT_FORMAT="${CLAUDE_INPUT_FORMAT:-$INPUT_FORMAT}"
VERBOSE="${CLAUDE_VERBOSE:-$VERBOSE}"
MAX_TURNS="${CLAUDE_MAX_TURNS:-$MAX_TURNS}"
MODEL="${CLAUDE_MODEL:-$MODEL}"
PERMISSION_MODE="${CLAUDE_PERMISSION_MODE:-$PERMISSION_MODE}"
PERMISSION_PROMPT_TOOL="${CLAUDE_PERMISSION_PROMPT_TOOL:-$PERMISSION_PROMPT_TOOL}"
RESUME_SESSION="${CLAUDE_RESUME_SESSION:-$RESUME_SESSION}"
CONTINUE_SESSION="${CLAUDE_CONTINUE_SESSION:-$CONTINUE_SESSION}"
SKIP_PERMISSIONS="${CLAUDE_SKIP_PERMISSIONS:-$SKIP_PERMISSIONS}"
# Parse command line arguments
while [[ $# -gt 0 ]]; do
case $1 in
-h|--help)
show_help
exit 0
;;
--add-dir)
ADD_DIR="$2"
shift 2
;;
--allowed-tools)
ALLOWED_TOOLS="$2"
shift 2
;;
--disallowed-tools)
DISALLOWED_TOOLS="$2"
shift 2
;;
-p|--print)
PRINT_MODE=true
shift
;;
--output-format)
OUTPUT_FORMAT="$2"
shift 2
;;
--input-format)
INPUT_FORMAT="$2"
shift 2
;;
--verbose)
VERBOSE=true
shift
;;
--max-turns)
MAX_TURNS="$2"
shift 2
;;
--model)
MODEL="$2"
shift 2
;;
--permission-mode)
PERMISSION_MODE="$2"
shift 2
;;
--permission-prompt-tool)
PERMISSION_PROMPT_TOOL="$2"
shift 2
;;
-r|--resume)
RESUME_SESSION="$2"
shift 2
;;
-c|--continue)
CONTINUE_SESSION=true
shift
;;
--skip-permissions)
SKIP_PERMISSIONS=true
shift
;;
--)
shift
break
;;
-*)
log_error "Unknown option: $1"
;;
*)
break
;;
esac
done
# Check dependencies
check_dependencies
# Build and execute command
if [[ "$VERBOSE" == "true" ]]; then
log_info "Executing: $(build_claude_command "$@" | tr '\n' ' ')"
fi
# Execute claude command
readarray -t cmd_array < <(build_claude_command "$@")
exec "${cmd_array[@]}"
}
# Only run main if script is executed directly
if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
main "$@"
fi
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