Google Closure Compiler

sudo wget -c https://dl.google.com\
/closure-compiler/compiler-20200719.zip       -P /opt/cli/

sudo mkdir -p  /opt/cli/closure-compiler-20200719
sudo unzip -q  /opt/cli/compiler-20200719.zip -d /opt/cli/closure-compiler-20200719
sudo rm -rf    /opt/cli/compiler-20200719.zip

sudo chmod 644 /opt/cli/closure-compiler-20200719/closure-compiler-v20200719.jar

sudo mkdir -p /opt/cli/closure-compiler-20200719/bin
sudo touch    /opt/cli/closure-compiler-20200719/bin/closure-compiler
sudo chmod +x /opt/cli/closure-compiler-20200719/bin/closure-compiler
sudo tee   -a /opt/cli/closure-compiler-20200719/bin/closure-compiler >/dev/null <<'EOF'
#!/bin/bash
: '
 @vendor    Chorke Academia, Inc.
 @web       https://cdn.chorke.org/docs/academia
 @version   1.0.00
 @since     1.0.00
'

export CLOSURE_COMPILER_HOME='/opt/cli/closure-compiler-20200719'
export CLOSURE_COMPILER_EXEC="java -jar ${CLOSURE_COMPILER_HOME}/closure-compiler-v20200719.jar"

if   [ -f "${JAVA_HOME}/bin/java" ];then ${JAVA_HOME}/bin/${CLOSURE_COMPILER_EXEC}
elif [ -x "$(command -v java)" ];then ${CLOSURE_COMPILER_EXEC}
else printf '\njava \033[0;31mnot found! \033[0m:(\n';fi
EOF

sudo update-alternatives --install /usr/bin/closure-compiler closure-compiler\
 /opt/cli/closure-compiler-20200719/bin/closure-compiler 1983

Knowledge

sudo chmod +x /opt/cli/closure-compiler-20200719/closure-compiler-v20200719.jar
stat -c '%a'  /opt/cli/closure-compiler-20200719/closure-compiler-v20200719.jar
stat          /opt/cli/closure-compiler-20200719/closure-compiler-v20200719.jar

References

Google Closure Compiler » Ant Targets Google Closure Compiler » Download Google Closure Compiler » Releases Google Closure Compiler » Online Google Closure Compiler » ES6 Google Closure Compiler Maven ExtJS Ant Ivy	Google Closure Compiler » Example by DrawIO Google Closure Compiler » Ant Task Example Google Closure Compiler » Maven Repository Google Closure Compiler » Getting Started Google Closure Compiler » Readme Execute JavaScript without Eval WRO4J Example Rhino Bazel J2V8	How to build Proprietary JavaScript Library Iterate Over Arguments in a Bash Script JavaScript Proprietary Library Example JavaScript Ali Express Discounted Cart JSON Schema Validation DrawIO Desktop