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//LICENSE Portions Copyright 2019-2021 ZomboDB, LLC.
//LICENSE
//LICENSE Portions Copyright 2021-2023 Technology Concepts & Design, Inc.
//LICENSE
//LICENSE Portions Copyright 2023-2023 PgCentral Foundation, Inc. <contact@pgcentral.org>
//LICENSE
//LICENSE All rights reserved.
//LICENSE
//LICENSE Use of this source code is governed by the MIT license that can be found in the LICENSE file.
//! A helper struct for creating a Postgres `List` of `String`s to qualify an object name
use crate::list::PgList;
use crate::pg_sys;
use pgrx_pg_sys::AsPgCStr;
/// A helper struct for creating a Postgres `List` of `String`s to qualify an object name
pub struct PgQualifiedNameBuilder {
#[cfg(any(
feature = "pg15",
feature = "pg16",
feature = "pg17",
feature = "pg18",
feature = "pg19"
))]
list: PgList<pg_sys::String>,
#[cfg(not(any(
feature = "pg15",
feature = "pg16",
feature = "pg17",
feature = "pg18",
feature = "pg19"
)))]
list: PgList<pg_sys::Value>,
}
impl Default for PgQualifiedNameBuilder {
fn default() -> Self {
Self::new()
}
}
impl PgQualifiedNameBuilder {
pub fn new() -> PgQualifiedNameBuilder {
PgQualifiedNameBuilder {
#[cfg(any(
feature = "pg15",
feature = "pg16",
feature = "pg17",
feature = "pg18",
feature = "pg19"
))]
list: PgList::<pg_sys::String>::new(),
#[cfg(not(any(
feature = "pg15",
feature = "pg16",
feature = "pg17",
feature = "pg18",
feature = "pg19"
)))]
list: PgList::<pg_sys::Value>::new(),
}
}
pub fn push(mut self, value: &str) -> PgQualifiedNameBuilder {
unsafe {
// SAFETY: the result of pg_sys::makeString is always a valid pointer
self.list.push(pg_sys::makeString(value.as_pg_cstr()));
}
self
}
pub fn get_operator_oid(self, lhs_type: pg_sys::Oid, rhs_type: pg_sys::Oid) -> pg_sys::Oid {
unsafe { pg_sys::OpernameGetOprid(self.list.into_pg(), lhs_type, rhs_type) }
}
}