Fix function call statement passes Variable expression instead of function name value

Author: aNNiMON

ownlang-parser/src/main/java/com/annimon/ownlang/parser/Parser.java

@@ -160,7 +160,7 @@ private Statement statement() {
             return classDeclaration();
         }
         if (lookMatch(0, TokenType.WORD) && lookMatch(1, TokenType.LPAREN)) {
-            return new ExprStatement(functionChain(qualifiedName()));
+            return functionCallStatement();
         }
         return assignmentStatement();
     }
@@ -321,6 +321,12 @@ private Statement statementBody() {
         return statementOrBlock();
     }
 
+    private ExprStatement functionCallStatement() {
+        return new ExprStatement(
+                functionChain(new ValueExpression(consume(TokenType.WORD).text()))
+        );
+    }
+
     private Expression functionChain(Expression qualifiedNameExpr) {
         // f1()()() || f1().f2().f3() || f1().key
         final Expression expr = function(qualifiedNameExpr);

ownlang-parser/src/main/java/com/annimon/ownlang/parser/ast/FunctionalExpression.java

@@ -45,15 +45,11 @@ public Value eval() {
     }
 
     private Function consumeFunction(Expression expr) {
-        try {
-            final Value value = expr.eval();
-            if (value.type() == Types.FUNCTION) {
-                return ((FunctionValue) value).getValue();
-            }
-            return getFunction(value.asString());
-        } catch (VariableDoesNotExistsException ex) {
-            return getFunction(ex.getVariable());
+        final Value value = expr.eval();
+        if (value.type() == Types.FUNCTION) {
+            return ((FunctionValue) value).getValue();
         }
+        return getFunction(value.asString());
     }
 
     private Function getFunction(String key) {