sanity/src/core/form/utils/asserters.ts

Sanity is a real-time content infrastructure with a scalable, hosted backend featuring a Graph Oriented Query Language (GROQ), asset pipelines and fast edge caches

// eslint-disable-next-line no-empty-function,@typescript-eslint/no-empty-function

import {isArraySchemaType, isBooleanSchemaType, isObjectSchemaType} from '@sanity/types'

import {type ArrayOfObjectsInputProps, type InputProps, type ObjectInputProps} from '../types'
import {
  type BooleanFieldProps,
  type FieldProps,
  type ObjectFieldProps,
  type PrimitiveFieldProps,
} from '../types/fieldProps'

export function assertType<T>(v: unknown): asserts v is T {
  // intentionally empty
}

export function isObjectInputProps(
  inputProps: InputProps | Omit<InputProps, 'renderDefault'>,
): inputProps is ObjectInputProps {
  return isObjectSchemaType(inputProps.schemaType)
}

export function isArrayInputProps(
  inputProps: InputProps | Omit<InputProps, 'renderDefault'>,
): inputProps is ArrayOfObjectsInputProps {
  return isArraySchemaType(inputProps.schemaType)
}

export function isPrimitiveField(
  fieldProps: FieldProps | Omit<FieldProps, 'renderDefault'>,
): fieldProps is PrimitiveFieldProps {
  return !isObjectSchemaType(fieldProps.schemaType) && !isArraySchemaType(fieldProps.schemaType)
}

export function isBooleanField(
  fieldProps: FieldProps | Omit<FieldProps, 'renderDefault'>,
): fieldProps is BooleanFieldProps {
  return isBooleanSchemaType(fieldProps.schemaType)
}

export function isObjectField(
  fieldProps: FieldProps | Omit<FieldProps, 'renderDefault'>,
): fieldProps is ObjectFieldProps {
  return isObjectSchemaType(fieldProps.schemaType)
}