Features Overview

Core Features

PATH Management

Directory Operations

Safe directory addition
Controlled directory removal
Duplicate prevention
Order preservation
Relative path expansion

Validation

Directory existence verification
Permission checking
Path normalization
Invalid entry detection
Syntax validation

Backup System

Backup Modes

Default Mode
- Backs up both PATH and shell config
- Maximum safety for system changes
- Recommended for most users
PATH-only Mode
- Backs up PATH entries only
- Lighter weight option
- Faster operation
Shell-only Mode
- Backs up shell configuration
- Preserves shell customizations
- Config file safety

Backup Operations

Automatic pre-modification backups
Timestamped backup files
JSON format storage
Easy restoration
History tracking

Shell Support

Supported Shells

bash
- Primary shell support
- .bashrc management
- PATH export handling
zsh
- Full zsh compatibility
- .zshrc management
- path array support
fish
- fish shell integration
- config.fish handling
- fish_add_path support
tcsh/csh
- C shell compatibility
- .tcshrc management
- setenv PATH support
ksh
- Korn shell support
- .kshrc management
- typeset handling

Configuration Management

Automatic shell detection
Config file backups
Safe file modifications
Permission handling
Syntax preservation

Safety Features

Automatic Backups

Pre-modification state preservation
Timestamped versions
Multiple backup points
Quick recovery options

Error Prevention

Path validation before changes
Permission verification
Configuration syntax checking
Duplicate entry prevention

Recovery Options

Point-in-time restoration
Configuration recovery
Shell config preservation
Emergency restore

Performance Features

Efficient Operation

Quick path lookups
Fast validation
Minimal system impact
Resource-conscious design

Memory Management

Small memory footprint
Efficient data structures
Clean resource handling
Proper cleanup

User Experience

Clear Feedback

Operation status messages
Error explanations
Change summaries
Backup confirmations

Flexibility

Multiple operation modes
Various shell support
Custom configurations
Adaptable workflows

Future Features

Planned Enhancements

Additional backup formats
More shell integrations
Enhanced validation options
Extended configuration options

Integration Options

Script integration
System integration
Framework compatibility
Tool interoperability