kysely
Version:
Type safe SQL query builder
41 lines (40 loc) • 1.03 kB
JavaScript
/// <reference types="./case-node.d.ts" />
import { freeze } from '../util/object-utils.js';
import { WhenNode } from './when-node.js';
/**
* @internal
*/
export const CaseNode = freeze({
is(node) {
return node.kind === 'CaseNode';
},
create(value) {
return freeze({
kind: 'CaseNode',
value,
});
},
cloneWithWhen(caseNode, when) {
return freeze({
...caseNode,
when: freeze(caseNode.when ? [...caseNode.when, when] : [when]),
});
},
cloneWithThen(caseNode, then) {
return freeze({
...caseNode,
when: caseNode.when
? freeze([
...caseNode.when.slice(0, -1),
WhenNode.cloneWithResult(caseNode.when[caseNode.when.length - 1], then),
])
: undefined,
});
},
cloneWith(caseNode, props) {
return freeze({
...caseNode,
...props,
});
},
});