chore(gatsby): Convert is-32-bit-integer to TypeScript (#22138)

* chore(gatsby): Convert utils/is-32-bit-integer to TypeScript

* chore(gatsby): Convert schema/infer/is-32-bit-integer to TypeScript

* chore(gatsby) remove duplicated code

Author: Pittan

packages/gatsby/src/schema/infer/add-inferred-fields.js

@@ -7,7 +7,7 @@ const report = require(`gatsby-cli/lib/reporter`)
 const { isFile } = require(`./is-file`)
 const { isDate } = require(`../types/date`)
 const { addDerivedType } = require(`../types/derived-types`)
-const is32BitInteger = require(`./is-32-bit-integer`)
+import { is32BitInteger } from "../../utils/is-32-bit-integer"
 
 const addInferredFields = ({
   schemaComposer,

packages/gatsby/src/schema/infer/inference-metadata.js

@@ -122,7 +122,7 @@ type TypeInfoRelatedNode = TypeInfo & {
 */
 
 const { isEqual } = require(`lodash`)
-const is32BitInteger = require(`./is-32-bit-integer`)
+import { is32BitInteger } from "../../utils/is-32-bit-integer"
 const { looksLikeADate } = require(`../types/date`)
 
 const getType = (value, key) => {

packages/gatsby/src/schema/infer/is-32-bit-integer.js

@@ -1,4 +1,4 @@
-const is32BitInteger = require(`../is-32-bit-integer.js`)
+import { is32BitInteger } from "../is-32-bit-integer"
 
 const MAX_INT = 2147483647
 const MIN_INT = -2147483648

packages/gatsby/src/utils/__tests__/is-32-bit-integer.js packages/gatsby/src/utils/__tests__/is-32-bit-integer.ts

@@ -0,0 +1,3 @@
+export function is32BitInteger(x: unknown): boolean {
+  return typeof x === `number` && (x | 0) === x
+}