Files
swagger-ui/src/core/plugins/json-schema-2020-12/fn.js

505 lines
14 KiB
JavaScript

/**
* @prettier
*/
export const upperFirst = (value) => {
if (typeof value === "string") {
return `${value.charAt(0).toUpperCase()}${value.slice(1)}`
}
return value
}
/**
* Lookup can be `basic` or `extended`. By default the lookup is `extended`.
*/
export const makeGetTitle = (fnAccessor) => {
const getTitle = (schema, { lookup = "extended" } = {}) => {
const fn = fnAccessor()
if (schema?.title != null) return fn.upperFirst(String(schema.title))
if (lookup === "extended") {
if (schema?.$anchor != null) return fn.upperFirst(String(schema.$anchor))
if (schema?.$id != null) return String(schema.$id)
}
return ""
}
return getTitle
}
export const makeGetType = (fnAccessor) => {
const getType = (schema, processedSchemas = new WeakSet()) => {
const fn = fnAccessor()
if (schema == null) {
return "any"
}
if (fn.isBooleanJSONSchema(schema)) {
return schema ? "any" : "never"
}
if (typeof schema !== "object") {
return "any"
}
if (processedSchemas.has(schema)) {
return "any" // detect a cycle
}
processedSchemas.add(schema)
const { type, prefixItems, items } = schema
const getArrayType = () => {
if (Array.isArray(prefixItems)) {
const prefixItemsTypes = prefixItems.map((itemSchema) =>
getType(itemSchema, processedSchemas)
)
const itemsType = items ? getType(items, processedSchemas) : "any"
return `array<[${prefixItemsTypes.join(", ")}], ${itemsType}>`
} else if (items) {
const itemsType = getType(items, processedSchemas)
return `array<${itemsType}>`
} else {
return "array<any>"
}
}
const inferType = () => {
if (
Object.hasOwn(schema, "prefixItems") ||
Object.hasOwn(schema, "items") ||
Object.hasOwn(schema, "contains")
) {
return getArrayType()
} else if (
Object.hasOwn(schema, "properties") ||
Object.hasOwn(schema, "additionalProperties") ||
Object.hasOwn(schema, "patternProperties")
) {
return "object"
} else if (["int32", "int64"].includes(schema.format)) {
// OpenAPI 3.1.0 integer custom formats
return "integer"
} else if (["float", "double"].includes(schema.format)) {
// OpenAPI 3.1.0 number custom formats
return "number"
} else if (
Object.hasOwn(schema, "minimum") ||
Object.hasOwn(schema, "maximum") ||
Object.hasOwn(schema, "exclusiveMinimum") ||
Object.hasOwn(schema, "exclusiveMaximum") ||
Object.hasOwn(schema, "multipleOf")
) {
return "number | integer"
} else if (
Object.hasOwn(schema, "pattern") ||
Object.hasOwn(schema, "format") ||
Object.hasOwn(schema, "minLength") ||
Object.hasOwn(schema, "maxLength")
) {
return "string"
} else if (typeof schema.const !== "undefined") {
if (schema.const === null) {
return "null"
} else if (typeof schema.const === "boolean") {
return "boolean"
} else if (typeof schema.const === "number") {
return Number.isInteger(schema.const) ? "integer" : "number"
} else if (typeof schema.const === "string") {
return "string"
} else if (Array.isArray(schema.const)) {
return "array<any>"
} else if (typeof schema.const === "object") {
return "object"
}
}
return null
}
if (schema.not && getType(schema.not) === "any") {
return "never"
}
const typeString = Array.isArray(type)
? type.map((t) => (t === "array" ? getArrayType() : t)).join(" | ")
: type === "array"
? getArrayType()
: [
"null",
"boolean",
"object",
"array",
"number",
"integer",
"string",
].includes(type)
? type
: inferType()
const handleCombiningKeywords = (keyword, separator) => {
if (Array.isArray(schema[keyword])) {
const combinedTypes = schema[keyword].map((subSchema) =>
getType(subSchema, processedSchemas)
)
return `(${combinedTypes.join(separator)})`
}
return null
}
const oneOfString = handleCombiningKeywords("oneOf", " | ")
const anyOfString = handleCombiningKeywords("anyOf", " | ")
const allOfString = handleCombiningKeywords("allOf", " & ")
const combinedStrings = [typeString, oneOfString, anyOfString, allOfString]
.filter(Boolean)
.join(" | ")
processedSchemas.delete(schema)
return combinedStrings || "any"
}
return getType
}
export const isBooleanJSONSchema = (schema) => typeof schema === "boolean"
export const hasKeyword = (schema, keyword) =>
schema !== null &&
typeof schema === "object" &&
Object.hasOwn(schema, keyword)
export const makeIsExpandable = (fnAccessor) => {
const isExpandable = (schema) => {
const fn = fnAccessor()
return (
schema?.$schema ||
schema?.$vocabulary ||
schema?.$id ||
schema?.$anchor ||
schema?.$dynamicAnchor ||
schema?.$ref ||
schema?.$dynamicRef ||
schema?.$defs ||
schema?.$comment ||
schema?.allOf ||
schema?.anyOf ||
schema?.oneOf ||
fn.hasKeyword(schema, "not") ||
fn.hasKeyword(schema, "if") ||
fn.hasKeyword(schema, "then") ||
fn.hasKeyword(schema, "else") ||
schema?.dependentSchemas ||
schema?.prefixItems ||
fn.hasKeyword(schema, "items") ||
fn.hasKeyword(schema, "contains") ||
schema?.properties ||
schema?.patternProperties ||
fn.hasKeyword(schema, "additionalProperties") ||
fn.hasKeyword(schema, "propertyNames") ||
fn.hasKeyword(schema, "unevaluatedItems") ||
fn.hasKeyword(schema, "unevaluatedProperties") ||
schema?.description ||
schema?.enum ||
fn.hasKeyword(schema, "const") ||
fn.hasKeyword(schema, "contentSchema") ||
fn.hasKeyword(schema, "default") ||
schema?.examples ||
fn.getExtensionKeywords(schema).length > 0
)
}
return isExpandable
}
export const stringify = (value) => {
if (
value === null ||
["number", "bigint", "boolean"].includes(typeof value)
) {
return String(value)
}
if (Array.isArray(value)) {
return `[${value.map(stringify).join(", ")}]`
}
return JSON.stringify(value)
}
const stringifyConstraintMultipleOf = (schema) => {
if (typeof schema?.multipleOf !== "number") return null
if (schema.multipleOf <= 0) return null
if (schema.multipleOf === 1) return null
const { multipleOf } = schema
if (Number.isInteger(multipleOf)) {
return `multiple of ${multipleOf}`
}
const decimalPlaces = multipleOf.toString().split(".")[1].length
const factor = 10 ** decimalPlaces
const numerator = multipleOf * factor
const denominator = factor
return `multiple of ${numerator}/${denominator}`
}
const stringifyConstraintNumberRange = (schema) => {
const minimum = schema?.minimum
const maximum = schema?.maximum
const exclusiveMinimum = schema?.exclusiveMinimum
const exclusiveMaximum = schema?.exclusiveMaximum
const hasMinimum = typeof minimum === "number"
const hasMaximum = typeof maximum === "number"
const hasExclusiveMinimum = typeof exclusiveMinimum === "number"
const hasExclusiveMaximum = typeof exclusiveMaximum === "number"
const isMinExclusive = hasExclusiveMinimum && (!hasMinimum || minimum < exclusiveMinimum) // prettier-ignore
const isMaxExclusive = hasExclusiveMaximum && (!hasMaximum || maximum > exclusiveMaximum) // prettier-ignore
if (
(hasMinimum || hasExclusiveMinimum) &&
(hasMaximum || hasExclusiveMaximum)
) {
const minSymbol = isMinExclusive ? "(" : "["
const maxSymbol = isMaxExclusive ? ")" : "]"
const minValue = isMinExclusive ? exclusiveMinimum : minimum
const maxValue = isMaxExclusive ? exclusiveMaximum : maximum
return `${minSymbol}${minValue}, ${maxValue}${maxSymbol}`
}
if (hasMinimum || hasExclusiveMinimum) {
const minSymbol = isMinExclusive ? ">" : "≥"
const minValue = isMinExclusive ? exclusiveMinimum : minimum
return `${minSymbol} ${minValue}`
}
if (hasMaximum || hasExclusiveMaximum) {
const maxSymbol = isMaxExclusive ? "<" : "≤"
const maxValue = isMaxExclusive ? exclusiveMaximum : maximum
return `${maxSymbol} ${maxValue}`
}
return null
}
const stringifyConstraintRange = (label, min, max) => {
const hasMin = typeof min === "number"
const hasMax = typeof max === "number"
if (hasMin && hasMax) {
if (min === max) {
return `${min} ${label}`
} else {
return `[${min}, ${max}] ${label}`
}
}
if (hasMin) {
return `${min} ${label}`
}
if (hasMax) {
return `${max} ${label}`
}
return null
}
export const stringifyConstraints = (schema) => {
const constraints = []
// validation Keywords for Numeric Instances (number and integer)
const multipleOf = stringifyConstraintMultipleOf(schema)
if (multipleOf !== null) {
constraints.push({ scope: "number", value: multipleOf })
}
const numberRange = stringifyConstraintNumberRange(schema)
if (numberRange !== null) {
constraints.push({ scope: "number", value: numberRange })
}
// vocabularies for Semantic Content With "format"
if (schema?.format) {
constraints.push({ scope: "string", value: schema.format })
}
// validation Keywords for Strings
const stringRange = stringifyConstraintRange(
"characters",
schema?.minLength,
schema?.maxLength
)
if (stringRange !== null) {
constraints.push({ scope: "string", value: stringRange })
}
if (schema?.pattern) {
constraints.push({ scope: "string", value: `matches ${schema?.pattern}` })
}
// vocabulary for the Contents of String-Encoded Data
if (schema?.contentMediaType) {
constraints.push({
scope: "string",
value: `media type: ${schema.contentMediaType}`,
})
}
if (schema?.contentEncoding) {
constraints.push({
scope: "string",
value: `encoding: ${schema.contentEncoding}`,
})
}
// validation Keywords for Arrays
const arrayRange = stringifyConstraintRange(
schema?.uniqueItems ? "unique items" : "items",
schema?.minItems,
schema?.maxItems
)
if (arrayRange !== null) {
constraints.push({ scope: "array", value: arrayRange })
}
if (schema?.uniqueItems && !arrayRange) {
constraints.push({ scope: "array", value: "unique" })
}
const containsRange = stringifyConstraintRange(
"contained items",
schema?.minContains,
schema?.maxContains
)
if (containsRange !== null) {
constraints.push({ scope: "array", value: containsRange })
}
// validation Keywords for Objects
const objectRange = stringifyConstraintRange(
"properties",
schema?.minProperties,
schema?.maxProperties
)
if (objectRange !== null) {
constraints.push({ scope: "object", value: objectRange })
}
return constraints
}
export const getDependentRequired = (propertyName, schema) => {
if (!schema?.dependentRequired) return []
return Array.from(
Object.entries(schema.dependentRequired).reduce((acc, [prop, list]) => {
if (!Array.isArray(list)) return acc
if (!list.includes(propertyName)) return acc
acc.add(prop)
return acc
}, new Set())
)
}
export const isPlainObject = (value) =>
typeof value === "object" &&
value !== null &&
!Array.isArray(value) &&
(Object.getPrototypeOf(value) === null ||
Object.getPrototypeOf(value) === Object.prototype)
export const isEmptyObject = (value) =>
isPlainObject(value) && Object.keys(value).length === 0
export const isEmptyArray = (value) =>
Array.isArray(value) && value.length === 0
export const difference = (value, comparisonValue) => {
const comparisonSet = new Set(comparisonValue)
return value.filter((item) => !comparisonSet.has(item))
}
export const getSchemaKeywords = () => {
return [
// core vocabulary
"$schema",
"$vocabulary",
"$id",
"$anchor",
"$dynamicAnchor",
"$dynamicRef",
"$ref",
"$defs",
"$comment",
// applicator vocabulary
"allOf",
"anyOf",
"oneOf",
"not",
"if",
"then",
"else",
"dependentSchemas",
"prefixItems",
"items",
"contains",
"properties",
"patternProperties",
"additionalProperties",
"propertyNames",
// unevaluated Locations vocabulary
"unevaluatedItems",
"unevaluatedProperties",
// validation vocabulary
// validation Keywords for Any Instance Type
"type",
"enum",
"const",
// validation Keywords for Numeric Instances (number and integer)
"multipleOf",
"maximum",
"exclusiveMaximum",
"minimum",
"exclusiveMinimum",
// validation Keywords for Strings
"maxLength",
"minLength",
"pattern",
// validation Keywords for Arrays
"maxItems",
"minItems",
"uniqueItems",
"maxContains",
"minContains",
// validation Keywords for Objects
"maxProperties",
"minProperties",
"required",
"dependentRequired",
// basic Meta-Data Annotations vocabulary
"title",
"description",
"default",
"deprecated",
"readOnly",
"writeOnly",
"examples",
// semantic Content With "format" vocabulary
"format",
// contents of String-Encoded Data vocabulary
"contentEncoding",
"contentMediaType",
"contentSchema",
]
}
export const makeGetExtensionKeywords = (fnAccessor) => {
const getExtensionKeywords = (schema) => {
const fn = fnAccessor()
const keywords = fn.getSchemaKeywords()
return isPlainObject(schema)
? difference(Object.keys(schema), keywords)
: []
}
return getExtensionKeywords
}