refactor(argparse): 将null替换为nullptr以提高C++兼容性
- 在argparse库中将所有null指针常量替换为nullptr - 更新头文件和源文件中的指针初始化和比较操作 - 修改测试文件中的相关断言检查 - 更新AST定义文件中的注释说明
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@@ -269,7 +269,7 @@ static void dump_type_impl(scc_ast_type_t *type, scc_tree_dump_t *td) {
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break;
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case SCC_AST_TYPE_ARRAY:
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dump_child_node(td, (scc_ast_node_t *)type->array.element,
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type->array.size == NULL);
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type->array.size == nullptr);
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if (type->array.size)
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dump_child_node(td, (scc_ast_node_t *)type->array.size, true);
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break;
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@@ -499,7 +499,7 @@ static void dump_decl_impl(scc_ast_decl_t *decl, scc_tree_dump_t *td) {
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case SCC_AST_DECL_VAR:
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if (decl->var.type) {
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dump_child_node(td, (scc_ast_node_t *)decl->var.type,
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decl->var.init == NULL);
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decl->var.init == nullptr);
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if (decl->var.init)
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dump_child_node(td, (scc_ast_node_t *)decl->var.init, true);
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}
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@@ -507,7 +507,7 @@ static void dump_decl_impl(scc_ast_decl_t *decl, scc_tree_dump_t *td) {
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case SCC_AST_DECL_FUNC:
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if (decl->func.type) {
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dump_child_node(td, (scc_ast_node_t *)decl->func.type,
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decl->func.body == NULL);
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decl->func.body == nullptr);
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if (decl->func.body)
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dump_child_node(td, (scc_ast_node_t *)decl->func.body, true);
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}
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