@kubb/swagger-faker 🦙

With the Swagger Faker plugin, you can use Faker to create mocks based on a Swagger file.

Installation

bun

bun add @kubb/swagger-faker @kubb/swagger-ts @kubb/swagger

pnpm

pnpm add @kubb/swagger-faker @kubb/swagger-ts @kubb/swagger

npm

npm install @kubb/swagger-faker @kubb/swagger-ts @kubb/swagger

yarn

yarn add @kubb/swagger-faker @kubb/swagger-ts @kubb/swagger

Options

output

output.path

Relative path to save the Faker mocks. When output is a file it will save all models inside that file else it will create a file per schema item.

INFO

Type: string
Default: 'mocks'

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        output: {
          path: './mocks',
        },
      },
    ),
  ],
})

output.exportAs

Name to be used for the export * as from './'

INFO

Type: string

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        output: {
          exportAs: 'mocks',
        },
      },
    ),
  ],
})

output.extName

Add an extension to the generated imports and exports, default it will not use an extension

INFO

Type: string

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        output: {
          extName: '.js',
        },
      },
    ),
  ],
})

output.exportType

Define what needs to be exported, you can also disable the export of barrel files

INFO

Type: 'barrel' | 'barrelNamed' | false

group

Group the Faker mocks based on the provided name.

group.type

Tag will group based on the operation tag inside the Swagger file.

Type: 'tag'
Required: true

group.output

Relative path to save the grouped Faker mocks. {{tag}} will be replaced by the current tagName.

Type: string
Example: mocks/{{tag}}Controller => mocks/PetController
Default: ${output}/{{tag}}Controller

group.exportAs

Name to be used for the export * as from './

Type: string
Default: '{{tag}}Mocks'

INFO

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        output: {
          path: './mocks',
        },
        group: {
          type: 'tag',
          output: './mocks/{{tag}}Mocks',
        },
      },
    ),
  ],
})

include

An array containing include parameters to include tags/operations/methods/paths.

type

export type Include = {
  type: 'tag' | 'operationId' | 'path' | 'method'
  pattern: string | RegExp
}

INFO

Type: Array<Include>

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        include: [
          {
            type: 'tag',
            pattern: 'store',
          },
        ],
      },
    ),
  ],
})

exclude

An array containing exclude parameters to exclude/skip tags/operations/methods/paths.

type

export type Exclude = {
  type: 'tag' | 'operationId' | 'path' | 'method'
  pattern: string | RegExp
}

INFO

Type: Array<Exclude>

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        exclude: [
          {
            type: 'tag',
            pattern: 'store',
          },
        ],
      },
    ),
  ],
})

override

An array containing override parameters to override options based on tags/operations/methods/paths.

type

export type Override = {
  type: 'tag' | 'operationId' | 'path' | 'method'
  pattern: string | RegExp
  options: PluginOptions
}

INFO

Type: Array<Override>

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        override: [
          {
            type: 'tag',
            pattern: 'pet',
            options: {
              output: './custom',
            },
          },
        ],
      },
    ),
  ],
})

transformers

transformers.name

Override the name of the faker data that is getting generated, this will also override the name of the file.

INFO

Type: (name: string, type?: "function" | "type" | "file" ) => string

kubb.config.js

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        output: {
          path: './mocks',
        },
        transformers: {
          name: (name) => {
            return `${name}Mock`
          },
        },
      },
    ),
  ],
})

dateType

Choose to use date or datetime as JavaScript Date instead of string.

type

'string'

faker.string.alpha

'date'

faker.date.anytime()

INFO

Type: 'string' | 'date'
Default: 'string'

'string'

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        dateType: 'string',
      },
    ),
  ],
})

'date'

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        dateType: 'date',
      },
    ),
  ],
})

unknownType

Which type to use when the Swagger/OpenAPI file is not providing more information.

type

'any'

any

'unknown'

unknown

INFO

Type: 'any' | 'unknown'
Default: 'any'

'any'

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        unknownType: 'any',
      },
    ),
  ],
})

'unknown'

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        unknownType: 'unknown',
      },
    ),
  ],
})

seed

The use of Seed is intended to allow for consistent values in a test.

INFO

Type: 'number' | 'number[]'

typescript

import { defineConfig } from '@kubb/core'
import { definePlugin as createSwagger } from '@kubb/swagger'
import { definePlugin as createSwaggerFaker } from '@kubb/swagger-faker'
import { definePlugin as createSwaggerTS } from '@kubb/swagger-ts'

export default defineConfig({
  input: {
    path: './petStore.yaml',
  },
  output: {
    path: './src/gen',
  },
  plugins: [
    createSwagger({ output: false }),
    createSwaggerTS({}),
    createSwaggerFaker(
      {
        seed: [222],
      },
    ),
  ],
})

Depended

• @kubb/swagger
• @kubb/swagger-ts

Links

• Faker