fix(gatsby-plugin-image): Fix StaticImage props interface and add pro…

…pTypes (#28372)

* Add proptypes and better props defs

* Fix compilation error

packages/gatsby-plugin-image/src/components/gatsby-image.browser.tsx

@@ -15,12 +15,14 @@ import {
 } from "./hooks"
 import { PlaceholderProps } from "./placeholder"
 import { MainImageProps } from "./main-image"
-import { Layout } from "../utils"
-
-export type GatsbyImageProps = Omit<
-  ImgHTMLAttributes<HTMLImageElement>,
-  "placeholder" | "onLoad" | "src" | "srcSet" | "width" | "height"
-> & {
+import { Layout } from "../image-utils"
+
+// eslint-disable-next-line @typescript-eslint/interface-name-prefix
+export interface GatsbyImageProps
+  extends Omit<
+    ImgHTMLAttributes<HTMLImageElement>,
+    "placeholder" | "onLoad" | "src" | "srcSet" | "width" | "height"
+  > {
   alt: string
   as?: ElementType
   className?: string

packages/gatsby-plugin-image/src/components/hooks.ts

@@ -11,9 +11,12 @@ import {
 import { Node } from "gatsby"
 import { PlaceholderProps } from "./placeholder"
 import { MainImageProps } from "./main-image"
-import { Layout } from "../utils"
 import type { IGatsbyImageData } from "./gatsby-image.browser"
-import { IGatsbyImageHelperArgs, generateImageData } from "../image-utils"
+import {
+  IGatsbyImageHelperArgs,
+  generateImageData,
+  Layout,
+} from "../image-utils"
 const imageCache = new Set<string>()
 
 // Native lazy-loading support: https://addyosmani.com/blog/lazy-loading/

packages/gatsby-plugin-image/src/components/layout-wrapper.tsx

@@ -1,7 +1,9 @@
-/* global SERVER */
+// eslint-disable-next-line @typescript-eslint/triple-slash-reference
+/// <reference path="../global.d.ts" />
+
 import React, { Fragment, FunctionComponent } from "react"
 import terserMacro from "../../macros/terser.macro"
-import { Layout } from "../utils"
+import { Layout } from "../image-utils"
 
 export interface ILayoutWrapperProps {
   layout: Layout
@@ -71,7 +73,11 @@ export const LayoutWrapper: FunctionComponent<ILayoutWrapperProps> = function La
     <Fragment>
       {sizer}
       {children}
-      {SERVER && <NativeScriptLoading />}
+
+      {
+        // eslint-disable-next-line no-undef
+        SERVER && <NativeScriptLoading />
+      }
     </Fragment>
   )
 }

packages/gatsby-plugin-image/src/components/static-image.server.tsx

@@ -1,7 +1,29 @@
 import React, { FunctionComponent } from "react"
-import { StaticImageProps } from "../utils"
 import { GatsbyImage as GatsbyImageServer } from "./gatsby-image.server"
 import { GatsbyImageProps, IGatsbyImageData } from "./gatsby-image.browser"
+import PropTypes from "prop-types"
+import { ImageFormat, Layout, Fit } from "../image-utils"
+
+export interface IStaticImageProps extends Omit<GatsbyImageProps, "image"> {
+  src: string
+  layout?: Layout
+  formats?: Array<ImageFormat>
+  placeholder?: "tracedSVG" | "dominantColor" | "blurred" | "none"
+  tracedSVGOptions?: Record<string, unknown>
+  width?: number
+  height?: number
+  maxWidth?: number
+  maxHeight?: number
+  sizes?: string
+  quality?: number
+  transformOptions: {
+    fit?: Fit
+  }
+  jpgOptions?: Record<string, unknown>
+  pngOptions?: Record<string, unknown>
+  webpOptions?: Record<string, unknown>
+  blurredOptions: Record<string, unknown>
+}
 
 // These values are added by Babel. Do not add them manually
 interface IPrivateProps {
@@ -11,11 +33,26 @@ interface IPrivateProps {
 
 export function _getStaticImage(
   GatsbyImage: FunctionComponent<GatsbyImageProps>
-): React.FC<StaticImageProps & IPrivateProps> {
+): React.FC<IStaticImageProps & IPrivateProps> {
   return function StaticImage({
     src,
     __imageData: imageData,
     __error,
+    /* eslint-disable @typescript-eslint/no-unused-vars */
+    width,
+    maxWidth,
+    height,
+    maxHeight,
+    tracedSVGOptions,
+    placeholder,
+    formats,
+    quality,
+    transformOptions,
+    jpgOptions,
+    pngOptions,
+    webpOptions,
+    blurredOptions,
+    /* eslint-enable @typescript-eslint/no-unused-vars */
     ...props
   }): JSX.Element {
     if (__error) {
@@ -35,6 +72,55 @@ export function _getStaticImage(
   }
 }
 
-export const StaticImage: React.FC<
-  StaticImageProps & IPrivateProps
+const StaticImage: React.FC<
+  IStaticImageProps & IPrivateProps
 > = _getStaticImage(GatsbyImageServer)
+
+const checkDimensionProps: PropTypes.Validator<number> = (
+  props: IStaticImageProps & IPrivateProps,
+  propName: keyof IStaticImageProps & IPrivateProps,
+  ...rest
+) => {
+  if (props.layout === `fluid` || props.layout === `constrained`) {
+    if (propName === `maxWidth` && !props[propName]) {
+      return new Error(
+        `The prop "${propName}" is required when layout is "${props.layout}"`
+      )
+    }
+    if ((propName === `width` || propName === `height`) && props[propName]) {
+      return new Error(
+        `"${propName}" ${props[propName]} may not be passed when layout is "${props.layout}"`
+      )
+    }
+  } else {
+    if (
+      (propName === `maxWidth` || propName === `maxHeight`) &&
+      props[propName]
+    ) {
+      return new Error(
+        `"${propName}" may not be passed when layout is "${props.layout}"`
+      )
+    }
+    if (propName === `width` && !props[propName]) {
+      return new Error(
+        `The prop "${propName}" is required when layout is "${props.layout}"`
+      )
+    }
+  }
+  return PropTypes.number(props, propName, ...rest)
+}
+
+export const propTypes = {
+  src: PropTypes.string.isRequired,
+  alt: PropTypes.string.isRequired,
+  width: checkDimensionProps,
+  height: checkDimensionProps,
+  maxHeight: checkDimensionProps,
+  maxWidth: checkDimensionProps,
+  sizes: PropTypes.string,
+}
+
+StaticImage.displayName = `StaticImage`
+StaticImage.propTypes = propTypes
+
+export { StaticImage }

packages/gatsby-plugin-image/src/components/static-image.tsx

@@ -2,14 +2,22 @@ import {
   GatsbyImage as GatsbyImageBrowser,
   IGatsbyImageData,
 } from "./gatsby-image.browser"
-import { _getStaticImage } from "./static-image.server"
-import { StaticImageProps } from "../utils"
+import {
+  _getStaticImage,
+  propTypes,
+  IStaticImageProps,
+} from "./static-image.server"
 // These values are added by Babel. Do not add them manually
 interface IPrivateProps {
   __imageData?: IGatsbyImageData
   __error?: string
 }
 
-export const StaticImage: React.FC<
-  StaticImageProps & IPrivateProps
+const StaticImage: React.FC<
+  IStaticImageProps & IPrivateProps
 > = _getStaticImage(GatsbyImageBrowser)
+
+StaticImage.displayName = `StaticImage`
+StaticImage.propTypes = propTypes
+
+export { StaticImage }

packages/gatsby-plugin-image/src/image-utils.ts

@@ -9,6 +9,7 @@ const DEFAULT_FIXED_WIDTH = 400
 export type Fit = "cover" | "fill" | "inside" | "outside" | "contain"
 
 export type Layout = "fixed" | "fluid" | "constrained"
+export type ImageFormat = "jpg" | "png" | "webp" | "avif" | "auto" | ""
 
 /**
  * The minimal required reporter, as we don't want to import it from gatsby-cli
@@ -66,8 +67,6 @@ export interface IImage {
   format: ImageFormat
 }
 
-export type ImageFormat = "jpg" | "png" | "webp" | "avif" | "auto" | ""
-
 export interface IGatsbyImageHelperArgs {
   pluginName: string
   generateImageSource: (

packages/gatsby-plugin-image/src/utils.ts

@@ -1,6 +1,5 @@
 import { ImgHTMLAttributes, ElementType } from "react"
-
-export type Layout = "fixed" | "fluid" | "constrained"
+import { Layout } from "./image-utils"
 
 export interface ICommonImageProps {
   layout?: Layout

packages/gatsby-plugin-image/tsconfig.json

@@ -12,5 +12,5 @@
     "skipLibCheck": true
     // "jsxFactory": "createElement"
   },
-  "include": ["./src/global.d.ts", "./src/index.ts", "./src/index.browser.ts"]
+  "files": ["./src/global.d.ts", "./src/index.ts", "./src/index.browser.ts"]
 }