pub fn fullVarDecl(tree: Ast, node: Node.Index) ?full.VarDecl
pub fn fullVarDecl(tree: Ast, node: Node.Index) ?full.VarDecl { return switch (tree.nodeTag(node)) { .global_var_decl => tree.globalVarDecl(node), .local_var_decl => tree.localVarDecl(node), .aligned_var_decl => tree.alignedVarDecl(node), .simple_var_decl => tree.simpleVarDecl(node), else => null, }; }