Change from panic/recover error handling to go style error values

* Speeds up interpreter by 35% * errchk is clean * symtable module still has panics which can escape
mingdaoy · May 30, 2015 · 4b9bdd5 · 4b9bdd5
1 parent 9d45873
commit 4b9bdd5
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Showing 51 changed files with 2,752 additions and 2,071 deletions.
diff --git a/ast/dump.go b/ast/dump.go
@@ -46,7 +46,11 @@ func dumpItem(v interface{}) string {
 	case Ast:
 		return Dump(x)
 	case py.I__str__:
-		return string(x.M__str__().(py.String))
+		str, err := x.M__str__()
+		if err != nil {
+			panic(err)
+		}
+		return string(str.(py.String))
 	case Comprehension:
 		return dump(v, "comprehension")
 	}