chore(babel-plugin-remove-graphql-queries): Convert murmur.js

packages/babel-plugin-remove-graphql-queries/package.json

@@ -21,9 +21,9 @@
     "graphql": "^14.1.1"
   },
   "scripts": {
-    "build": "babel src --out-dir . --ignore \"**/__tests__\"",
+    "build": "babel src --out-dir . --ignore \"**/__tests__\" --extensions \".ts,.js\"",
     "prepare": "cross-env NODE_ENV=production npm run build",
-    "watch": "babel -w src --out-dir . --ignore \"**/__tests__\""
+    "watch": "babel -w src --out-dir . --ignore \"**/__tests__\" --extensions \".ts,.js\""
   },
   "engines": {
     "node": ">=10.13.0"

packages/babel-plugin-remove-graphql-queries/src/index.js

@@ -1,6 +1,6 @@
 /*  eslint-disable new-cap */
 const graphql = require(`gatsby/graphql`)
-const murmurhash = require(`./murmur`)
+const { murmurhash } = require(`./murmur`)
 const nodePath = require(`path`)
 
 class StringInterpolationNotAllowedError extends Error {

packages/babel-plugin-remove-graphql-queries/src/murmur.js → packages/babel-plugin-remove-graphql-queries/src/murmur.ts

@@ -1,14 +1,14 @@
 // murmurhash2 via https://gist.github.com/raycmorgan/588423
 
-module.exports = (str, seed) => {
-  let m = 0x5bd1e995
-  let r = 24
-  let h = seed ^ str.length
-  let length = str.length
+export const murmurhash = (str: string, seed: number): number => {
+  const m = 0x5bd1e995
+  const r = 24
+  let h: number = seed ^ str.length
+  let length: number = str.length
   let currentIndex = 0
 
   while (length >= 4) {
-    let k = UInt32(str, currentIndex)
+    let k: number = UInt32(str, currentIndex)
 
     k = Umul32(k, m)
     k ^= k >>> r
@@ -46,7 +46,7 @@ module.exports = (str, seed) => {
   return h >>> 0
 }
 
-function UInt32(str, pos) {
+function UInt32(str: string, pos: number): number {
   return (
     str.charCodeAt(pos++) +
     (str.charCodeAt(pos++) << 8) +
@@ -55,15 +55,15 @@ function UInt32(str, pos) {
   )
 }
 
-function UInt16(str, pos) {
+function UInt16(str: string, pos: number): number {
   return str.charCodeAt(pos++) + (str.charCodeAt(pos++) << 8)
 }
 
-function Umul32(n, m) {
+function Umul32(n: number, m: number): number {
   n = n | 0
   m = m | 0
-  let nlo = n & 0xffff
-  let nhi = n >>> 16
-  let res = (nlo * m + (((nhi * m) & 0xffff) << 16)) | 0
+  const nlo = n & 0xffff
+  const nhi = n >>> 16
+  const res = (nlo * m + (((nhi * m) & 0xffff) << 16)) | 0
   return res
 }