refs #22 try without catch but finally

library/build.gradle.kts

@@ -5,7 +5,7 @@ import org.jetbrains.kotlin.gradle.ExperimentalWasmDsl
 import org.jetbrains.kotlin.gradle.dsl.JvmTarget
 
 group = "net.sergeych"
-version = "0.5.1-SNAPSHOT"
+version = "0.5.2-SNAPSHOT"
 
 buildscript {
     repositories {

library/src/commonMain/kotlin/net/sergeych/lyng/Compiler.kt

@@ -790,8 +790,6 @@ class Compiler(
                 t = cc.next()
             }
         }
-        if( catches.isEmpty() )
-            throw ScriptError(cc.currentPos(), "try block must have at least one catch clause")
         val finallyClause = if( t.value == "finally" ) {
             parseBlock(cc)
         } else {
@@ -799,6 +797,9 @@ class Compiler(
             null
         }
 
+        if( catches.isEmpty() && finallyClause == null )
+            throw ScriptError(cc.currentPos(), "try block must have either catch or finally clause or both")
+
         return statement {
             var result: Obj = ObjVoid
             try {