String to css unicode

CHANGELOG.md

@@ -1,5 +1,11 @@
 # deverything
 
+## 0.42.0
+
+### Minor Changes
+
+- added stringToCSSUnicode formatter function
+
 ## 0.41.0
 
 ### Minor Changes

README.md

@@ -98,6 +98,7 @@ Contributions always welcome!
 
 - `formatNumber()` 1000 => "1,000" or "1K"
 - `stringToUnicode()` "hello" => "\u0068\u0065\u006c\u006c\u006f"
+- `stringToCSSUnicode()` "hello" => "\000068\000065\00006c\00006c\00006f" use this for CSS
 
 ### Random data generators
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "deverything",
-  "version": "0.41.0",
+  "version": "0.42.0",
   "description": "Everything you need for Dev",
   "main": "./dist/index.js",
   "module": "./dist/index.mjs",

src/formatters/index.ts

@@ -1,2 +1,3 @@
 export * from "./formatNumber";
 export * from "./stringToUnicode";
+export * from "./stringToCSSUnicode";

src/formatters/stringToCSSUnicode.test.ts

@@ -0,0 +1,38 @@
+import { describe, expect, test } from "@jest/globals";
+import { stringToCSSUnicode } from "./stringToCSSUnicode";
+
+describe("stringToCSSUnicode", () => {
+  test("converts basic ASCII characters correctly", () => {
+    expect(stringToCSSUnicode("Hello")).toBe("\\48\\65\\6c\\6c\\6f");
+  });
+
+  test("converts space character correctly", () => {
+    expect(stringToCSSUnicode(" ")).toBe("\\20");
+  });
+
+  test("converts a string with special characters", () => {
+    expect(stringToCSSUnicode("!@#$%^&*()_+")).toBe(
+      "\\21\\40\\23\\24\\25\\5e\\26\\2a\\28\\29\\5f\\2b"
+    );
+  });
+
+  test("converts non-ASCII characters (e.g., accented letters)", () => {
+    expect(stringToCSSUnicode("éåäö")).toBe("\\e9\\e5\\e4\\f6");
+  });
+
+  test("converts emojis correctly", () => {
+    expect(stringToCSSUnicode("😀😃😄")).toBe("\\1f600\\1f603\\1f604");
+  });
+
+  test("handles an empty string", () => {
+    expect(stringToCSSUnicode("")).toBe("");
+  });
+
+  test("converts a string with mixed character types", () => {
+    expect(stringToCSSUnicode("Aa1!😀")).toBe("\\41\\61\\31\\21\\1f600");
+  });
+
+  test("converts characters outside the Basic Multilingual Plane", () => {
+    expect(stringToCSSUnicode("𠮷")).toBe("\\20bb7");
+  });
+});

src/formatters/stringToCSSUnicode.ts

@@ -0,0 +1,7 @@
+export const stringToCSSUnicode = (text: string): string =>
+  Array.from(text)
+    .map((char: string) => {
+      const codePoint = char.codePointAt(0);
+      return codePoint !== undefined ? `\\${codePoint.toString(16)}` : "";
+    })
+    .join("");