json-schema-describes-subset/dist/built-in-plugins/negated-const-helpers.js

Tools for static JSON schema analysis, including functions to determine if one schema describes a subset of another or if a schema describes the empty set or to convert a schema to its disjunctive normal form (DNF).

import { ConstAtomicSchema } from './const.js';
export function getNegatedConstValuesFromNegatedAtomicSchemasByConstructor(negatedAtomicSchemasByConstructor, filterPredicate) {
    return negatedAtomicSchemasByConstructor
        .get(ConstAtomicSchema)
        .map((schema) => schema.const)
        .filter(filterPredicate);
}
export function getUniqueNegatedConstSchemas(schemaDescribesEmptySet, negatedConstValues) {
    return negatedConstValues
        .filter((constValue, index, array) => {
        const previousConstValues = array.slice(0, index);
        const constValuesAreEqual = previousConstValues.some((previousConstValue) => schemaDescribesEmptySet({
            const: constValue,
            not: { const: previousConstValue },
        }));
        return !constValuesAreEqual;
    })
        .map((constValue) => ({
        not: { const: constValue },
    }));
}
export function getUniqueNegatedConstSchemasFromNegatedAtomicSchemasByConstructor(schemaDescribesEmptySet, negatedAtomicSchemasByConstructor, filterPredicate) {
    return getUniqueNegatedConstSchemas(schemaDescribesEmptySet, getNegatedConstValuesFromNegatedAtomicSchemasByConstructor(negatedAtomicSchemasByConstructor, filterPredicate));
}
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