feat(./scripts/validate-eslint.sh): add validate eslint sh to check js linting

Author: thamudi

scripts/validate-eslint.sh

@@ -0,0 +1,44 @@
+#!/bin/sh
+
+# CREDITS: https://gist.github.com/linhmtran168/2286aeafe747e78f53bf
+# MODIFIED: t.hamoudi
+# MAINTAINED: admin@josa.ngo
+
+STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACM | grep -E "(.js$|.jsx$|.ts$|.tsx$)")
+
+if [[ "$STAGED_FILES" = "" ]]; then
+  exit 0
+fi
+
+PASS=true
+
+echo -e "\nValidating Javascript:\n"
+
+# Check for eslint
+which eslint &>/dev/null
+if [[ "$?" == 1 ]]; then
+  echo -e "\t\033[41mPlease install ESlint\033[0m"
+  exit 1
+fi
+
+for FILE in $STAGED_FILES; do
+  eslint "$FILE"
+
+  if [[ "$?" == 0 ]]; then
+    echo -e "\t\033[32mESLint Passed: $FILE\033[0m"
+  else
+    echo -e "\t\033[41mESLint Failed: $FILE\033[0m"
+    PASS=false
+  fi
+done
+
+echo -e "\nJavascript validation completed!\n"
+
+if ! $PASS; then
+  echo -e "\033[41mCOMMIT FAILED:\033[0m Your commit contains files that should pass ESLint but do not. Please fix the ESLint errors and try again."
+  exit 1
+else
+  echo -e "\033[42mCOMMIT SUCCEEDED\033[0m"
+fi
+
+exit $?