Search MCP Server

'use strict' const { dequal: deepEqual } = require('dequal') const { MergeError } = require('./errors') function _arraysIntersection (arrays) { let intersection = arrays[0] for (let i = 1; i < arrays.length; i++) { intersection = intersection.filter( value => arrays[i].includes(value) ) } return intersection } function arraysIntersection (keyword, values, mergedSchema) { const intersection = _arraysIntersection(values) if (intersection.length === 0) { throw new MergeError(keyword, values) } mergedSchema[keyword] = intersection } function hybridArraysIntersection (keyword, values, mergedSchema) { for (let i = 0; i < values.length; i++) { if (!Array.isArray(values[i])) { values[i] = [values[i]] } } const intersection = _arraysIntersection(values) if (intersection.length === 0) { throw new MergeError(keyword, values) } if (intersection.length === 1) { mergedSchema[keyword] = intersection[0] } else { mergedSchema[keyword] = intersection } } function arraysUnion (keyword, values, mergedSchema) { const union = [] for (const array of values) { for (const value of array) { if (!union.includes(value)) { union.push(value) } } } mergedSchema[keyword] = union } function minNumber (keyword, values, mergedSchema) { mergedSchema[keyword] = Math.min(...values) } function maxNumber (keyword, values, mergedSchema) { mergedSchema[keyword] = Math.max(...values) } function commonMultiple (keyword, values, mergedSchema) { const gcd = (a, b) => (!b ? a : gcd(b, a % b)) const lcm = (a, b) => (a * b) / gcd(a, b) let scale = 1 for (const value of values) { while (value * scale % 1 !== 0) { scale *= 10 } } let multiple = values[0] * scale for (const value of values) { multiple = lcm(multiple, value * scale) } mergedSchema[keyword] = multiple / scale } function allEqual (keyword, values, mergedSchema) { const firstValue = values[0] for (let i = 1; i < values.length; i++) { if (!deepEqual(values[i], firstValue)) { throw new MergeError(keyword, values) } } mergedSchema[keyword] = firstValue } function skip () {} function booleanAnd (keyword, values, mergedSchema) { for (const value of values) { if (value === false) { mergedSchema[keyword] = false return } } mergedSchema[keyword] = true } function booleanOr (keyword, values, mergedSchema) { for (const value of values) { if (value === true) { mergedSchema[keyword] = true return } } mergedSchema[keyword] = false } module.exports = { arraysIntersection, hybridArraysIntersection, arraysUnion, minNumber, maxNumber, commonMultiple, allEqual, booleanAnd, booleanOr, skip }