specialize the pre processor error type #11

src/Halt.php

@@ -2,4 +2,4 @@
 
 namespace Yay;
 
-class Halt extends YayException {}
+class Halt extends YayParseError {}

src/Macro.php

@@ -586,6 +586,6 @@ private function lookupTokenType(Token $token) : int {
     }
 
     private function fail(string $error, ...$args) {
-        throw new YayException(sprintf($error, ...$args));
+        throw new YayParseError(sprintf($error, ...$args));
     }
 }

src/YayParseError.php

@@ -0,0 +1,5 @@
+<?php declare(strict_types=1);
+
+namespace Yay;
+
+class YayParseError extends \ParseError {}

tests/SpecsTest.php

@@ -101,9 +101,11 @@ function run() {
 
             try {
                 $this->out = yay_parse($this->source, '');
-            } catch(\Exception $e) {
+            } catch(YayParseError $e) {
                 $this->out = $e->getMessage();
                 // $this->out = (string) $e;
+            } catch(\Exception $e) {
+                $this->out = $e->getMessage();
             }
 
             try{