Get rid of var_dumps

src/Psalm/Checker/Statements/ExpressionChecker.php

@@ -18,6 +18,7 @@ use Psalm\Issue\ForbiddenCode;
 use Psalm\Issue\InvalidStaticVariable;
 use Psalm\Issue\PossiblyUndefinedVariable;
 use Psalm\Issue\UndefinedVariable;
+use Psalm\Issue\UnrecognizedExpression;
 use Psalm\IssueBuffer;
 use Psalm\Type;
 
@@ -366,8 +367,16 @@ class ExpressionChecker
         } elseif ($stmt instanceof PhpParser\Node\Expr\YieldFrom) {
             self::checkYieldFrom($statements_checker, $stmt, $context);
         } else {
-            var_dump('Unrecognised expression in ' . $statements_checker->getCheckedFileName());
-            var_dump($stmt);
+            if (IssueBuffer::accepts(
+                new UnrecognizedExpression(
+                    'Psalm does not understand ' . get_class($stmt),
+                    $statements_checker->getCheckedFileName(),
+                    $stmt->getLine()
+                ),
+                $statements_checker->getSuppressedIssues()
+            )) {
+                return false;
+            }
         }
 
         foreach (Config::getInstance()->getPlugins() as $plugin) {

src/Psalm/Checker/StatementsChecker.php

@@ -15,6 +15,7 @@ use Psalm\Context;
 use Psalm\Issue\ContinueOutsideLoop;
 use Psalm\Issue\InvalidGlobal;
 use Psalm\Issue\InvalidNamespace;
+use Psalm\Issue\UnrecognizedStatement;
 use Psalm\IssueBuffer;
 use Psalm\StatementsSource;
 use Psalm\Type;
@@ -318,8 +319,16 @@ class StatementsChecker
                 $namespace_checker = new NamespaceChecker($stmt, $this->source);
                 $namespace_checker->check(true);
             } else {
-                var_dump('Unrecognised statement in ' . $this->checked_file_name);
-                var_dump($stmt);
+                if (IssueBuffer::accepts(
+                    new UnrecognizedStatement(
+                        'Psalm does not understand ' . get_class($stmt),
+                        $this->getCheckedFileName(),
+                        $stmt->getLine()
+                    ),
+                    $this->getSuppressedIssues()
+                )) {
+                    return false;
+                }
             }
         }
 

src/Psalm/Issue/UnrecognizedExpression.php

@@ -0,0 +1,6 @@
+<?php
+namespace Psalm\Issue;
+
+class UnrecognizedExpression extends CodeError
+{
+}

src/Psalm/Issue/UnrecognizedStatement.php

@@ -0,0 +1,6 @@
+<?php
+namespace Psalm\Issue;
+
+class UnrecognizedStatement extends CodeError
+{
+}