test: remove empty lines from snapshots

PR-URL: #56358 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Jacob Smith <jacob@frende.me>

Author: marco-ippolito

test/fixtures/eval/eval_messages.snapshot

@@ -27,27 +27,13 @@ throw new Error("hello")
 
 Error: hello
 
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 Node.js *
 [eval]:1
 throw new Error("hello")
 ^
 
 Error: hello
 
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 100
 [eval]:1
@@ -56,13 +42,6 @@ var x = 100; y = x;
 
 ReferenceError: y is not defined
 
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 Node.js *
 
 [eval]:1

test/fixtures/eval/stdin_messages.snapshot

@@ -14,14 +14,6 @@ Caused by:
 
 SyntaxError: Strict mode code may not include a with statement
 
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 42
 42
@@ -31,33 +23,13 @@ throw new Error("hello")
 
 Error: hello
 
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 Node.js *
 [stdin]:1
 throw new Error("hello")
 ^
 
 Error: hello
 
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 Node.js *
 100
 [stdin]:1
@@ -66,16 +38,6 @@ let x = 100; y = x;
 
 ReferenceError: y is not defined
 
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 [stdin]:1

test/parallel/test-node-output-eval.mjs

@@ -11,6 +11,7 @@ describe('eval output', { concurrency: true }, () => {
 
  const defaultTransform = snapshot.transform(
  removeStackTraces,
+ filterEmptyLines,
  normalize,
  snapshot.replaceWindowsLineEndings,
  snapshot.replaceWindowsPaths,
@@ -21,6 +22,10 @@ describe('eval output', { concurrency: true }, () => {
  return output.replaceAll(/^ *at .+$/gm, '');
  }
 
+ function filterEmptyLines(output) {
+ return output.replaceAll(/^\s*$/gm, '');
+ }
+
  const tests = [
  { name: 'eval/eval_messages.js' },
  { name: 'eval/stdin_messages.js' },