by using rest parameters on updateMetadata we don't have to build arrays manually.

Author: Janther

src/slang-nodes/AdditiveExpression.ts

@@ -41,7 +41,7 @@ export class AdditiveExpression extends SlangNode {
     this.operator = ast.operator.unparse();
     this.rightOperand = new Expression(ast.rightOperand, options);
 
-    this.updateMetadata([this.leftOperand, this.rightOperand]);
+    this.updateMetadata(this.leftOperand, this.rightOperand);
 
     this.leftOperand = tryToHug(this.leftOperand);
     this.rightOperand = tryToHug(this.rightOperand);

src/slang-nodes/AndExpression.ts

@@ -24,7 +24,7 @@ export class AndExpression extends SlangNode {
     this.operator = ast.operator.unparse();
     this.rightOperand = new Expression(ast.rightOperand, options);
 
-    this.updateMetadata([this.leftOperand, this.rightOperand]);
+    this.updateMetadata(this.leftOperand, this.rightOperand);
   }
 
   print(

src/slang-nodes/ArgumentsDeclaration.ts

@@ -33,7 +33,7 @@ export class ArgumentsDeclaration extends SlangNode {
         throw new Error(`Unexpected variant: ${ast.variant.cst.kind}`);
     }
 
-    this.updateMetadata([this.variant]);
+    this.updateMetadata(this.variant);
   }
 
   print(path: AstPath<ArgumentsDeclaration>, print: PrintFunction): Doc {

src/slang-nodes/ArrayExpression.ts

@@ -20,7 +20,7 @@ export class ArrayExpression extends SlangNode {
 
     this.items = new ArrayValues(ast.items, options);
 
-    this.updateMetadata([this.items]);
+    this.updateMetadata(this.items);
   }
 
   print(path: AstPath<ArrayExpression>, print: PrintFunction): Doc {

src/slang-nodes/ArrayTypeName.ts

@@ -23,7 +23,7 @@ export class ArrayTypeName extends SlangNode {
       this.index = new Expression(ast.index, options);
     }
 
-    this.updateMetadata([this.operand, this.index]);
+    this.updateMetadata(this.operand, this.index);
   }
 
   print(path: AstPath<ArrayTypeName>, print: PrintFunction): Doc {

src/slang-nodes/ArrayValues.ts

@@ -18,7 +18,7 @@ export class ArrayValues extends SlangNode {
 
     this.items = ast.items.map((item) => new Expression(item, options));
 
-    this.updateMetadata([this.items]);
+    this.updateMetadata(this.items);
   }
 
   print(path: AstPath<ArrayValues>, print: PrintFunction): Doc {

src/slang-nodes/AssemblyFlags.ts

@@ -18,7 +18,7 @@ export class AssemblyFlags extends SlangNode {
 
     this.items = ast.items.map((item) => new StringLiteral(item, options));
 
-    this.updateMetadata([this.items]);
+    this.updateMetadata(this.items);
   }
 
   print(path: AstPath<AssemblyFlags>, print: PrintFunction): Doc {

src/slang-nodes/AssemblyFlagsDeclaration.ts

@@ -20,7 +20,7 @@ export class AssemblyFlagsDeclaration extends SlangNode {
 
     this.flags = new AssemblyFlags(ast.flags, options);
 
-    this.updateMetadata([this.flags]);
+    this.updateMetadata(this.flags);
   }
 
   print(path: AstPath<AssemblyFlagsDeclaration>, print: PrintFunction): Doc {

src/slang-nodes/AssemblyStatement.ts

@@ -30,7 +30,7 @@ export class AssemblyStatement extends SlangNode {
     }
     this.body = new YulBlock(ast.body, options);
 
-    this.updateMetadata([this.label, this.flags, this.body]);
+    this.updateMetadata(this.label, this.flags, this.body);
   }
 
   print(path: AstPath<AssemblyStatement>, print: PrintFunction): Doc {

src/slang-nodes/AssignmentExpression.ts

@@ -27,7 +27,7 @@ export class AssignmentExpression extends SlangNode {
     this.operator = ast.operator.unparse();
     this.rightOperand = new Expression(ast.rightOperand, options);
 
-    this.updateMetadata([this.leftOperand, this.rightOperand]);
+    this.updateMetadata(this.leftOperand, this.rightOperand);
   }
 
   print(path: AstPath<AssignmentExpression>, print: PrintFunction): Doc {