56 lines
1.9 KiB
JavaScript
56 lines
1.9 KiB
JavaScript
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/**
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* @draft-04
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*/
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import { mergeSchema } from "../mergeSchema";
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import { omit } from "../utils/omit";
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/**
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* returns merged schema of all valid anyOf subschemas for the given input data.
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* Does not merge with rest input schema.
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*
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* @returns merged anyOf subschemas which are valid to the given input data.
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*/
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export function mergeValidAnyOfSchema(draft, schema, data) {
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if (!Array.isArray(schema.anyOf) || schema.anyOf.length === 0) {
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return;
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}
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let resolvedSchema;
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schema.anyOf.forEach((anySchema) => {
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anySchema = draft.resolveRef(anySchema);
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if (draft.isValid(data, anySchema)) {
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resolvedSchema = resolvedSchema ? mergeSchema(resolvedSchema, anySchema) : anySchema;
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}
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});
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return resolvedSchema;
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}
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/**
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* @returns extended input schema with valid anyOf subschemas or JsonError if
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* no anyOf schema matches input data
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*/
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export function resolveAnyOf(draft, data, schema = draft.rootSchema, pointer = "#") {
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const { anyOf } = schema;
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if (!Array.isArray(anyOf) || anyOf.length === 0) {
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return schema;
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}
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const resolvedSchema = mergeValidAnyOfSchema(draft, schema, data);
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if (resolvedSchema == null) {
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return draft.errors.anyOfError({ pointer, schema, value: data, anyOf: JSON.stringify(anyOf) });
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}
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const mergedSchema = mergeSchema(schema, resolvedSchema);
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return omit(mergedSchema, "anyOf");
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}
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/**
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* validate anyOf definition for given input data
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*/
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const validateAnyOf = (draft, schema, value, pointer) => {
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if (!Array.isArray(schema.anyOf) || schema.anyOf.length === 0) {
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return undefined;
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}
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for (let i = 0; i < schema.anyOf.length; i += 1) {
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if (draft.isValid(value, schema.anyOf[i])) {
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return undefined;
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}
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}
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return draft.errors.anyOfError({ pointer, schema, value, anyOf: schema.anyOf });
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};
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export { validateAnyOf };
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