Add informative NoSuchElementException message

2020-12-20 19:02:36 +07:00 · 2020-12-20 19:02:36 +07:00 · 95701bec1b
commit 95701bec1b
parent 3cd00b9df6
1 changed files with 2 additions and 3 deletions
--- a/kmath-ast/src/jsMain/kotlin/kscience/kmath/estree/internal/JSBuilder.kt
+++ b/kmath-ast/src/jsMain/kotlin/kscience/kmath/estree/internal/JSBuilder.kt
@ -70,9 +70,8 @@ internal class JSBuilder<T>(val bodyCallback: JSBuilder<T>.() -> BaseExpression)
            val k = key
            val o = `object`

-            if (!(js("k in o") as Boolean)) {
-                throw NoSuchElementException()
-            }
+            if (!(js("k in o") as Boolean))
+                throw NoSuchElementException("Key $key is missing in the map.")

            js("o[k]")
        }