util: fix inspected stack indentation

Error stacks and multiline error messages were not correct indented.
This is fixed by this patch.
PR-URL: #20802
Refs: #20253
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>

Author: BridgeAR

lib/util.js

@@ -600,6 +600,11 @@ function formatValue(ctx, value, recurseTimes) {
 if(base.indexOf('\n at')===-1){
 base=`[${base}]`;
 }
+// The message and the stack have to be indented as well!
+if(ctx.indentationLvl!==0){
+constindentation=' '.repeat(ctx.indentationLvl);
+base=formatError(value).replace(/\n/g,`\n${indentation}`);
+}
 if(keyLength===0)
 returnbase;
 }elseif(isAnyArrayBuffer(value)){

test/message/util_inspect_error.js

@@ -0,0 +1,12 @@
+'use strict';
+
+require('../common');
+constutil=require('util');
+
+consterr=newError('foo\nbar');
+
+console.log(util.inspect({ err,nested: { err }},{compact: true}));
+console.log(util.inspect({ err,nested: { err }},{compact: false}));
+
+err.foo='bar';
+console.log(util.inspect(err,{compact: true,breakLength: 5}));

test/message/util_inspect_error.out

@@ -0,0 +1,63 @@
+{ err:
+ Error: foo
+ bar
+ at *util_inspect_error*
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ nested:
+ { err:
+ Error: foo
+ bar
+ at *util_inspect_error*
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at * } }
+{
+ err: Error: foo
+ bar
+ at *util_inspect_error*
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *,
+ nested: {
+ err: Error: foo
+ bar
+ at *util_inspect_error*
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ }
+}
+{ Error: foo
+bar
+ at *util_inspect_error*
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ at *
+ foo: 'bar' }