How to use the @abraham/reflection.getMetadata function in @abraham/reflection
To help you get started, we’ve selected a few @abraham/reflection examples, based on popular ways it is used in public projects.
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Hotell / rea-di / src / __tests__ / components / provide-inject.spec.tsx View on Github 
it(`should add metadata only once via wrapper`, () => {
expect(getMetadata(metadataKey, Engine)).toEqual(undefined)
const DecoratedEngine = optional(Engine)
const OriginalEngine = ((DecoratedEngine as any) as () => typeof Engine)()
expect(getMetadata(metadataKey, DecoratedEngine!)).toEqual({
optional: true,
})
expect(getMetadata(metadataKey, Engine)).toEqual(undefined)
expect(getMetadata(metadataKey, OriginalEngine)).toEqual(undefined)
expect(OriginalEngine).toBe(Engine)
})it(`should add metadata only once via wrapper`, () => {
expect(getMetadata(metadataKey, Engine)).toEqual(undefined)
const DecoratedEngine = optional(Engine)
const OriginalEngine = ((DecoratedEngine as any) as () => typeof Engine)()
expect(getMetadata(metadataKey, DecoratedEngine!)).toEqual({
optional: true,
})
expect(getMetadata(metadataKey, Engine)).toEqual(undefined)
expect(getMetadata(metadataKey, OriginalEngine)).toEqual(undefined)
expect(OriginalEngine).toBe(Engine)
})it(`should add metadata only once via wrapper`, () => {
expect(getMetadata(metadataKey, Engine)).toEqual(undefined)
const DecoratedEngine = optional(Engine)
const OriginalEngine = ((DecoratedEngine as any) as () => typeof Engine)()
expect(getMetadata(metadataKey, DecoratedEngine!)).toEqual({
optional: true,
})
expect(getMetadata(metadataKey, Engine)).toEqual(undefined)
expect(getMetadata(metadataKey, OriginalEngine)).toEqual(undefined)
expect(OriginalEngine).toBe(Engine)
})@abraham/reflection
Lightweight ES Module implementation of reflect-metadata
