Learning Shell Scripting with Zsh. Your one-stop guide to reading, writing, and debugging simple and complex Z shell scripts

Spis treści:
Learning Shell Scripting with Zsh
Table of Contents
Learning Shell Scripting with Zsh
Credits
About the Author
About the Reviewers
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Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the example code
Errata
Piracy
Questions
1. Getting Started
Installing zsh
Installing on Linux
Installing on OS X
Compiling from source
First run
Making zsh your login shell
Shell options
The startup files
The shell prompt
The prompt command
Customizing the prompt
Using escape sequences
Shell state options
Login information options
Directory options
Date and time options
Text formatting options
Conditional expressions
Putting it all together
Summary
2. Alias and History
Working with aliases
Quoting characters
Single and double quoting aliases
Global aliases
Hashes
Putting it all together
Expansion
Parameter expansion
Command substitution
Arithmetic expansion
Brace expansion
Working with history
History expansion
History substitution
More useful options
Summary
3. Advanced Editing
Zsh line editor
Getting to know ZLE
Working with keymaps
Basic editing
Going back and forth with words
Yanking and transposing text
Revisiting history
Advanced editing
ZLE-related options
Defining your own keymaps
Dont call them widgets
Defining your own widgets
Special variables
Your first function
Working with regions
Multiline editing
Putting it all together
Summary
4. Globbing
Quoting your strings
Double quotes
Getting started with Globbing
Globbing with the stars
Questions for any single character
Brackets for a sequence of characters
Using safer ranges on your scripts
Avoiding characters
Handling mismatches
Extended Globbing
Special patterns
Recursive searching
Alternate patterns
Numeric ranges
Revisiting the caret operator
The tilde operator
Glob qualifiers
Timestamp qualifiers
File size qualifiers
The zmv function
Summary
5. Completion
Getting started with completion
Getting assertive with zstyle
Command correction
Completers
Ignoring matches
Function definitions
The path of the function
Summary
6. Tips and Tricks
Main resources
Helping tips
Directory substitution
Magic space
Random numbers
zcalc
Change and list directory contents
Finding your path through commands
Other projects
zsh-lovers
zsh-users
oh-my-zsh
Prezto
Explain Shell
Your dotfiles
Summary
Index