@nestjs/swagger
Version:
Nest - modern, fast, powerful node.js web framework (@swagger)
124 lines (123 loc) • 6.15 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.createMethodDecorator = createMethodDecorator;
exports.createClassDecorator = createClassDecorator;
exports.createPropertyDecorator = createPropertyDecorator;
exports.createMixedDecorator = createMixedDecorator;
exports.createParamDecorator = createParamDecorator;
exports.getTypeIsArrayTuple = getTypeIsArrayTuple;
const constants_1 = require("@nestjs/common/constants");
const shared_utils_1 = require("@nestjs/common/utils/shared.utils");
const lodash_1 = require("lodash");
const constants_2 = require("../constants");
const plugin_constants_1 = require("../plugin/plugin-constants");
function createMethodDecorator(metakey, metadata, { overrideExisting } = { overrideExisting: true }) {
return (target, key, descriptor) => {
if (typeof metadata === 'object') {
const prevValue = Reflect.getMetadata(metakey, descriptor.value);
if (prevValue && !overrideExisting) {
return descriptor;
}
Reflect.defineMetadata(metakey, Object.assign(Object.assign({}, prevValue), metadata), descriptor.value);
return descriptor;
}
Reflect.defineMetadata(metakey, metadata, descriptor.value);
return descriptor;
};
}
function createClassDecorator(metakey, metadata = []) {
return (target) => {
const prevValue = Reflect.getMetadata(metakey, target) || [];
Reflect.defineMetadata(metakey, [...prevValue, ...metadata], target);
return target;
};
}
function createPropertyDecorator(metakey, metadata, overrideExisting = true) {
return (target, propertyKey) => {
var _a, _b, _c, _d;
const properties = Reflect.getMetadata(constants_2.DECORATORS.API_MODEL_PROPERTIES_ARRAY, target) || [];
const key = `:${propertyKey}`;
if (!properties.includes(key)) {
Reflect.defineMetadata(constants_2.DECORATORS.API_MODEL_PROPERTIES_ARRAY, [...properties, `:${propertyKey}`], target);
}
const existingMetadata = Reflect.getMetadata(metakey, target, propertyKey);
if (existingMetadata) {
const newMetadata = (0, lodash_1.pickBy)(metadata, (0, lodash_1.negate)(lodash_1.isUndefined));
const metadataToSave = overrideExisting
? Object.assign(Object.assign({}, existingMetadata), newMetadata) : Object.assign(Object.assign({}, newMetadata), existingMetadata);
Reflect.defineMetadata(metakey, metadataToSave, target, propertyKey);
}
else {
const type = (_d = (_c = (_b = (_a = target === null || target === void 0 ? void 0 : target.constructor) === null || _a === void 0 ? void 0 : _a[plugin_constants_1.METADATA_FACTORY_NAME]) === null || _b === void 0 ? void 0 : _b.call(_a)[propertyKey]) === null || _c === void 0 ? void 0 : _c.type) !== null && _d !== void 0 ? _d : Reflect.getMetadata('design:type', target, propertyKey);
Reflect.defineMetadata(metakey, Object.assign({ type }, (0, lodash_1.pickBy)(metadata, (0, lodash_1.negate)(lodash_1.isUndefined))), target, propertyKey);
}
};
}
function createMixedDecorator(metakey, metadata) {
return (target, key, descriptor) => {
if (descriptor) {
let metadatas;
if (Array.isArray(metadata)) {
const previousMetadata = Reflect.getMetadata(metakey, descriptor.value) || [];
metadatas = [...previousMetadata, ...metadata];
}
else {
const previousMetadata = Reflect.getMetadata(metakey, descriptor.value) || {};
metadatas = Object.assign(Object.assign({}, previousMetadata), metadata);
}
Reflect.defineMetadata(metakey, metadatas, descriptor.value);
return descriptor;
}
let metadatas;
if (Array.isArray(metadata)) {
const previousMetadata = Reflect.getMetadata(metakey, target) || [];
metadatas = [...previousMetadata, ...metadata];
}
else {
const previousMetadata = Reflect.getMetadata(metakey, target) || {};
metadatas = Object.assign(Object.assign({}, previousMetadata), metadata);
}
Reflect.defineMetadata(metakey, metadatas, target);
return target;
};
}
function createParamDecorator(metadata, initial) {
return (target, key, descriptor) => {
const paramOptions = Object.assign(Object.assign({}, initial), (0, lodash_1.pickBy)(metadata, (0, lodash_1.negate)(lodash_1.isUndefined)));
if (descriptor) {
const parameters = Reflect.getMetadata(constants_2.DECORATORS.API_PARAMETERS, descriptor.value) || [];
Reflect.defineMetadata(constants_2.DECORATORS.API_PARAMETERS, [...parameters, paramOptions], descriptor.value);
return descriptor;
}
if (typeof target === 'object') {
return target;
}
const propertyKeys = Object.getOwnPropertyNames(target.prototype);
for (const propertyKey of propertyKeys) {
if ((0, shared_utils_1.isConstructor)(propertyKey)) {
continue;
}
const methodDescriptor = Object.getOwnPropertyDescriptor(target.prototype, propertyKey);
if (!methodDescriptor) {
continue;
}
const isApiMethod = Reflect.hasMetadata(constants_1.METHOD_METADATA, methodDescriptor.value);
if (!isApiMethod) {
continue;
}
const parameters = Reflect.getMetadata(constants_2.DECORATORS.API_PARAMETERS, methodDescriptor.value) || [];
Reflect.defineMetadata(constants_2.DECORATORS.API_PARAMETERS, [...parameters, paramOptions], methodDescriptor.value);
}
};
}
function getTypeIsArrayTuple(input, isArrayFlag) {
if (!input) {
return [input, isArrayFlag];
}
if (isArrayFlag) {
return [input, isArrayFlag];
}
const isInputArray = (0, lodash_1.isArray)(input);
const type = isInputArray ? input[0] : input;
return [type, isInputArray];
}