[!NOTE] This is a WIP/cleanup release for upgrading version to 3.x

• remove legacy bin 🚮
• rename dir test-cases to test 🆙

It's time to say goodbye, my friend

It's been a long day without you my friend And I'll tell you all about it when I see you again We've come a long way from where we began Oh I'll tell you all about it when I see you again

---

Have Fun! 💕 2024-04-15

☘️ Features

• [c]: ensure using command on PATH, and check the command existence on PATH 👣
• [coat/taoc]: add --help/--version options 🚩

🍬 Improvements

• [find-in-jars]: add IFS= for read, more robust 💪
  • file paths may contain leading spaces
• [show-busy-java-threads]:
  • improve separator blank line output 💅 fix wrong blank line logic
  • extract timestamp var to avoid inconsistency ⌚️
• unify error message format and refactor related functions ℹ️
  • keep usage function simple
  • use -s/-h option for optional argument of die function
• use ${var##*/} instead of basename to assign PROG var 🎛️
  • faster, no subprocess fork
• use command realpath instead of function portableReadLink 🔗
  • faster and without losing portability
• use bash builtin type -P instead of which command, faster 🐚

🛠️ Refactor

• [show-busy-java-threads]: rename global var USER -> WHOAMI 👤
• [uq]: use exponential operation instead of multiplication to calculate size 🧮
• [c]: rename functions 🔡
• use Shell Arithmetic comparison instead of Conditional Expressions 🔢
• use = instead of == in Conditional Expressions
• use ||/&& instead of one branch/one line if 🎰
• merge colorPrint function if only one caller
• variable related refactors:
  • extract UNAME var 🔠
  • rename var, use COLOR_INDEX instead of COUNT
  • remove declare keyword for global vars, more consistent
  • use upper-case var name for global readonly vars
  • unset temp global vars after use
  • remove unnecessary {} when use var
  • remove local nl=$'\n' declaration if only one usage
• small code cleanup
  • remove unnecessary file descriptor number 1 in redirections ➡️
  • remove section comments for simple section
  • improve/fix/add code comments

📚 Documentation

• update manual pages links to manned.org 📚
• use shellcheck item doc link instead of prolixity comments ✨

🚜 Build/CI

• upgrade GitHub actions; add dependabot.yml 🤖
• upgrade shunit2 lib

---

Have Fun! 💕 2024-04-12

🍬 Improvements

• [show-busy-java-threads] support Java21 🆕 ☕️
  • missing stack on Java21, because Java21 changed the format of stack title line (issue #120 submmited by @jianyun)
• [show-busy-java-threads] improve separator blank line output format 💅

---

Have Fun! 💕
2024-02-18

🐞 BugFix

• coat/taoc: missing last line if there’s no newline at the end of the file 🌗 🙀
• xpl: wrong exit code when file not existed or open file failure 🔢

🛠️ Improvements/Refactor

• find bash with /usr/bin/env in shebang (by @hyperupcall in #119) 🐚
• coat/taoc: 🐈
  • remove pipe when naked cat(more straightforward and faster) 😸
  • extract colorLines function 🌈
• a2l: merge function colorPrint into rotateColorPrint 🛠️
• improve readability
  • remove var interpolation in printf format if possible
  • rename vars, e.g. message -> content, normal -> color_reset 👓
  • use \e instead of \033
  • improve comments for -t check
• simplify var usage
  • remove unnecessary {} when use var
  • remove quote of values in simple assignment
    • All values undergo tilde expansion, parameter and variable expansion, command substitution, arithmetic expansion, and quote removal. Word splitting and filename expansion are not performed.
    • more info about assignment see https://www.gnu.org/software/bash/manual/html_node/Shell-Parameters.html

🚜 Build/CI

• upgrade shunit2 lib

---

Have Fun! 💕 2024-01-25

🐞 BugFix

• c: wrong exit code with -q option 🐞

🛠️ Improvements/Refactor

• use ${array[@]:-}/${array[@]:+} to simplify codes 🚞
• use file descriptor number instead of /dev/std* (issue #114 summitted by @wushengde)
• console-text-color-themes.sh, improve robustness/portability:
  • use BASH_SOURCE array to detect whether this script is sourced or not 🕵️
  • use printf 💪 instead of echo
  • use if instead of &&
  • remove global var declare if possible

📚 Documentation

• add more resources of bash 📚

---

Have Fun! 💕
2023-12-05

☘️ Features

• add taoc 🫴 🐈
• echo-args: align the index number

🛠️ Improvements/Refactor

• c, improve readable: 👓
  • simplify teeAndCopy function
  • use boolean option parse value holder
  • reanme vars
• improve shell robustness/portability 💪
  • use printf instead of echo
  • use if-else instead of &&-||
  • involved almost all scripts:
    c/coat/a2l/echo-args/ap/rp/xpl/xpf/uq
cp-into-docker-run/tcp-connection-state-counter/console-text-color-themes.sh
find-in-jars/show-busy-java-threads
• fix shellcheck issues

📚 Documentation

• update logo and image links in docs 🌁
• disable default link of github images

🚜 Build/CI

• update ci.yaml, test on latest MacOS 🍎
• upgrade shunit2 lib

---

Have Fun! 💕
2023-09-06

Improvements/Refactor

• show-duplicate-java-classes: print info message and exit when search no jar files or find no class files ℹ️
• coat/a2l: skip color for white space lines 🌈
• refactor: declare var as readonly if possible 📌
  • more info in Google's Shell Style Guide:
  • https://zh-google-styleguide.readthedocs.io/en/latest/google-shell-styleguide/naming_conventions/#id4
  • https://zh-google-styleguide.readthedocs.io/en/latest/google-shell-styleguide/naming_conventions/#id6
• refactor: use $* in string instead of $@ 🚞

Style

• style: adjust file format 💅
  • update .editorconfig
  • shell files
    • use 2 spaces indentation
    • use $() instead of ``

Docs

• add dev guide #64 🎓
• add logo 🎨
• add TOC for README
• improve wording/format

Build/CI

• add github action ci.yaml(remove travis) 👷‍♀️
• add MacOS CI 🍎

---

Have Fun! 💕
2022-12-24

Improvements

• show-duplicate-java-classes:
  • fix wrong CPU percentage order under ps from procps-ng 3.3.12 🍢
  • use one option --cpu-sample-interval instead of --top-delay/--use-ps ⏳

Cleanup

• code cleanup
  • remove unused var
  • reorder parameters of function
• improve documentations
  • update travis badge to travis.com

---

Have Fun! 💕
2021-7-21

Improvements

• show-duplicate-java-classes:
  • output duplicate ratio and class number of class path #59 🕵️‍♂️
  • improve percent output format
• cp-into-docker-run:
  • check required option -c/--container 🗂
• code cleanup
• improve documentations: fix broken link #98

Have Fun! 💕
2021-5-16

Improvements

• show-busy-java-threads: 🕵️‍♂️
  • improve jstack command search order, JAVA_HOME before PATH
• find-in-jars:
  • check list zip entries fail, especially common case "Empty zipfile" 📭
  • improve command to list zip entries search 🕵️‍♂️
• improve scripts cp-into-docker-run/ap/xpf: use portableReadLink 🔗

BugFix

• xpl: fix unbound variable args[@] ♾

Have Fun! 💕
2021-4-30