wip3

install/php-psalm

@@ -1,30 +1,43 @@
 #!/usr/bin/env bash
 ##makedesc: Install psalm
 
-echo
-echo "==============================================="
-echo "Installing psalm..."
-echo "==============================================="
-echo
+set -eo pipefail
 
-installed() {
-    command -v "$1" >/dev/null 2>&1
+installed() { command -v "$1" >/dev/null 2>&1; }
+
+install() {
+    echo
+    echo "==============================================="
+    echo "Installing psalm"
+    echo "==============================================="
+    echo
+
+    if ! installed php; then
+        echo "ERROR: You need php to be installed" >&2
+        exit 1
+    fi
+    if ! installed composer; then
+        echo "ERROR: You need composer to be installed" >&2
+        exit 2
+    fi
+
+    COMPOSER_GLOBAL_HOME="$(composer config -g home)"
+    NEWPATH="export PATH=\"$COMPOSER_GLOBAL_HOME/vendor/bin:\${PATH}\""
+    if ! grep -qoh "$NEWPATH" "$HOME/.profile" 2>/dev/null; then
+        echo "$NEWPATH" >> "$HOME/.profile"
+    fi
+
+    # shellcheck source=/dev/null
+    source "$HOME/.profile"
+
+    composer global require vimeo/psalm --dev
+
+    echo
+    echo "Finish!"
+    psalm --version
+    echo
 }
 
-! installed 'php' && echo 'ERROR: You need php to be installed' && exit 1
-! installed "composer" && echo "ERROR: You need composer to be installed" && exit 2
-
-COMPOSER_GLOBAL_HOME="$(composer config -g home)"
-NEWPATH="export PATH=\"$COMPOSER_GLOBAL_HOME/vendor/bin:\${PATH}\""
-cat "$HOME/.profile" | grep -qoh "$NEWPATH" || {
-    $NEWPATH
-    echo "$NEWPATH" >> "$HOME/.profile"
-}
-source "$HOME/.profile"
-
-composer global require vimeo/psalm --dev
-
-echo
-echo "Finish!"
-psalm --version
-echo
+case "$1" in
+    *) install ;;
+esac