Support Yarn MANAGEMENT tool.

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>

docker-compose.yml

@@ -11,6 +11,7 @@ services:
                 - INSTALL_XDEBUG=false
                 - INSTALL_MONGO=false
                 - INSTALL_NODE=false
+                - INSTALL_YARN=false
                 - INSTALL_DRUSH=false
                 - INSTALL_AEROSPIKE_EXTENSION=false
                 - COMPOSER_GLOBAL_INSTALL=false

workspace/Dockerfile

@@ -181,6 +181,30 @@ RUN if [ ${INSTALL_NODE} = true ]; then \
     echo '[ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"  # This loads nvm' >> ~/.bashrc \
 ;fi
 
+#####################################
+# YARN:
+#####################################
+
+USER laradock
+
+ARG INSTALL_YARN=false
+ENV INSTALL_YARN ${INSTALL_YARN}
+
+RUN if [ ${INSTALL_YARN} = true ]; then \
+    curl -o- -L https://yarnpkg.com/install.sh | bash && \
+        echo "" >> ~/.bashrc && \
+        echo 'export PATH="$HOME/.yarn/bin:$PATH"' >> ~/.bashrc \
+;fi
+
+# Add YARN binaries to root's .bashrc
+USER root
+
+RUN if [ ${INSTALL_YARN} = true ]; then \
+    echo "" >> ~/.bashrc && \
+    echo 'export YARN_DIR="/home/laradock/.yarn"' >> ~/.bashrc && \
+    echo 'export PATH="$YARN_DIR/bin:$PATH"' >> ~/.bashrc \
+;fi
+
 #####################################
 # PHP Aerospike:
 #####################################