fix: update formatting for lox files

Author: ryan-gang

test_programs/r1/1.lox

@@ -9,4 +9,4 @@ fun foo() {
 
 foo(); // expect: outer
 var a = "inner";
-foo(); // expect: inner
+foo(); // expect: inner

test_programs/r1/2.lox

@@ -13,4 +13,4 @@ f();
 fun global() {
   print "local";
 }
-f();
+f();

test_programs/r2/2.lox

@@ -5,14 +5,14 @@ var counter = 0;
 
 for (var i = 0; i < 3; i = i + 1) {
   counter = counter + 1;
-  
+
   if (counter == 2) {
     var special = "special";
     print special;
   } else {
     print counter;
   }
-  
+
   var i = "shadowed";
   print i;
 }

test_programs/r3/4.lox

@@ -17,15 +17,15 @@ print getA(); // expect: global
   print getA(); // expect: global
   setA("changed");
   print getA(); // expect: changed
-  
+
   var a = "local";
   print a; // expect: local
   print getA(); // expect: changed
-  
+
   fun localGetA() {
     return a;
   }
-  
+
   print localGetA(); // expect: local
   a = "local modified";
   print localGetA(); // expect: local modified

test_programs/r4/1.lox

@@ -3,4 +3,4 @@ expected_error_type: none
 ---
 var a = "value";
 var a = a; // global scope, so this is allowed
-print a; // expect: value
+print a; // expect: value

test_programs/r4/3.lox

@@ -15,4 +15,4 @@ var b = "global";
 
 // Reassigning with self-reference is fine for globals
 var b = b + " updated";
-print b; 
+print b;

test_programs/r4/4.lox

@@ -12,4 +12,4 @@ fun outer() {
   inner();
 }
 
-outer();
+outer();

test_programs/r5/1.lox

@@ -5,4 +5,4 @@ fun foo() {
   return "at function scope is ok";
 }
 
-return; // Error: Can't return from top-level code.
+return; // Error: Can't return from top-level code.

test_programs/r5/2.lox

@@ -6,7 +6,7 @@ fun foo() {
     // Return inside nested blocks in a function is fine
     return "early return";
   }
-  
+
   for (var i = 0; i < 10; i = i + 1) {
     // Return inside loops in a function is fine too
     return "loop return";
@@ -16,4 +16,4 @@ fun foo() {
 // But this is still an error
 if (true) {
   return "conditional return"; // Error: Can't return from top-level code.
-}
+}

test_programs/r5/3.lox

@@ -10,4 +10,4 @@ fun allowed() {
     return "this is fine"; // This is ok
   }
   return; // This is also ok
-}
+}