34 lines
1 KiB
JavaScript
34 lines
1 KiB
JavaScript
/**
|
|
* returns if-then-else as a json schema. does not merge with input
|
|
* json schema. you probably will need to do so to correctly resolve
|
|
* references.
|
|
*
|
|
* @returns json schema defined by if-then-else or undefined
|
|
*/
|
|
export function resolveIfSchema(draft, schema, data) {
|
|
if (schema.if == null) {
|
|
return undefined;
|
|
}
|
|
if (schema.if === false) {
|
|
return schema.else;
|
|
}
|
|
if (schema.if && (schema.then || schema.else)) {
|
|
const ifErrors = draft.validate(data, draft.resolveRef(schema.if));
|
|
if (ifErrors.length === 0 && schema.then) {
|
|
return draft.resolveRef(schema.then);
|
|
}
|
|
if (ifErrors.length !== 0 && schema.else) {
|
|
return draft.resolveRef(schema.else);
|
|
}
|
|
}
|
|
}
|
|
/**
|
|
* @returns validation result of it-then-else schema
|
|
*/
|
|
const validateIf = (draft, schema, value, pointer) => {
|
|
const resolvedSchema = resolveIfSchema(draft, schema, value);
|
|
if (resolvedSchema) {
|
|
return draft.validate(value, resolvedSchema, pointer);
|
|
}
|
|
};
|
|
export { validateIf };
|