src: fix SplitString to ignore white spaces

Author: himself65

src/util.cc

@@ -131,6 +131,7 @@ std::vector<std::string> SplitString(const std::string& in, char delim) {
   while (in_stream.good()) {
     std::string item;
     std::getline(in_stream, item, delim);
+    if (item.empty()) continue;
     out.emplace_back(std::move(item));
   }
   return out;

test/parallel/test-cli-node-options.js

@@ -14,6 +14,8 @@ tmpdir.refresh();
 const printA = require.resolve('../fixtures/printA.js');
 expect(`-r ${printA}`, 'A\nB\n');
 expect(`-r ${printA} -r ${printA}`, 'A\nB\n');
+expect(`   -r ${printA}    -r ${printA}`, 'A\nB\n');
+expect(`   --require ${printA}    --require ${printA}`, 'A\nB\n');
 expect('--no-deprecation', 'B\n');
 expect('--no-warnings', 'B\n');
 expect('--no_warnings', 'B\n');