kysely
Version:
Type safe SQL query builder
36 lines (35 loc) • 1.24 kB
JavaScript
/// <reference types="./drop-type-builder.d.ts" />
import { DropTypeNode } from '../operation-node/drop-type-node.js';
import { preventAwait } from '../util/prevent-await.js';
import { freeze } from '../util/object-utils.js';
export class DropTypeBuilder {
#props;
constructor(props) {
this.#props = freeze(props);
}
ifExists() {
return new DropTypeBuilder({
...this.#props,
node: DropTypeNode.cloneWith(this.#props.node, {
ifExists: true,
}),
});
}
/**
* Simply calls the provided function passing `this` as the only argument. `$call` returns
* what the provided function returns.
*/
$call(func) {
return func(this);
}
toOperationNode() {
return this.#props.executor.transformQuery(this.#props.node, this.#props.queryId);
}
compile() {
return this.#props.executor.compileQuery(this.toOperationNode(), this.#props.queryId);
}
async execute() {
await this.#props.executor.executeQuery(this.compile(), this.#props.queryId);
}
}
preventAwait(DropTypeBuilder, "don't await DropTypeBuilder instances directly. To execute the query you need to call `execute`");