Output - gracefully handle empty destructureds

src/vm/commands/command.ts

@@ -74,6 +74,7 @@ export const isStrDestructuredTable = (what: StrRVal): what is StrDestructuredTa
             item.value.term === 'destructured'
             && item.value.value.every(subitem =>
                 subitem.value.term === 'string' || subitem.value.term === 'int'))
+        && what.value.length > 0
 }
 
 export const unwrapStrDestructuredTable = (table: StrDestructuredTable): string[][] => {

src/vm/output.ts

@@ -42,12 +42,12 @@ export const getSubjectDisplay = (sub: StrRVal, prefix: string = '', firstLinePr
                 ...row,
             ])
 
-        annotatedTable = [
+        annotatedTable = annotatedTable.length ? [
             ['', ...annotatedTable[0]
                 .map((cell, cellIdx) => ansi.blue`${(cellIdx - 1).toString()}`)
                 .slice(1)],
             ...annotatedTable,
-        ]
+        ] : []
 
         try {
             return table(annotatedTable, config)