Introduce early return, ensip sorting, and extrapolate regexes

app/src/index.tsx

@@ -12,6 +12,7 @@ import {
 } from './specs/validateFrontmatter';
 import { extractTitle } from './specs/validateTitle';
 import { TracedError } from './util/error';
+import { ENSIPNumberMatch } from './util/regex';
 
 console.log('Building preview...');
 
@@ -96,12 +97,27 @@ for (const file of files) {
                     ',line=1,col=1,endColumn=2::Unable to load file'
             );
         }
+
+        // eslint-disable-next-line unicorn/no-process-exit
+        process.exit(1);
     }
 }
 
-ensips = ensips.sort((a, b) =>
-    a.frontmatter.ensip.created.localeCompare(b.frontmatter.ensip.created)
-);
+// sort ensips by number, all titles start with ENSIP-1 to ENSIP-19, I want 19 to be the last, 1 to be the first
+ensips = ensips.sort((a, b) => {
+    const titleA = ENSIPNumberMatch.exec(a.title)![1] as string;
+    const titleB = ENSIPNumberMatch.exec(b.title)![1] as string;
+
+    if (titleA.toLowerCase() === 'x') {
+        return 1;
+    }
+
+    if (titleB.toLowerCase() === 'x') {
+        return -1;
+    }
+
+    return Number.parseInt(titleA, 10) - Number.parseInt(titleB, 10);
+});
 
 // Render Index
 await writeFile(

app/src/specs/validateFrontmatter.ts

@@ -3,6 +3,8 @@ import type { Plugin } from 'unified';
 import { parse as parseYaml, YAMLParseError } from 'yaml';
 import { z, ZodError } from 'zod';
 
+import { ENSNameRegex, GithubUsernameRegex } from '../util/regex';
+
 export type UnparsedFrontmatter = {
     type: 'yaml';
     value: string;
@@ -21,10 +23,6 @@ export type Frontmatter = {
     };
 };
 
-// TODO: update to be more accurate
-const ENSNameRegex = /^[\da-z]+\.[\da-z]+$/;
-const GithubUsernameRegex = /^[\dA-Za-z]+$/;
-
 export const FrontMatterZod = z.object({
     description: z.string().min(5).max(160),
     contributors: z

app/src/util/regex.ts

@@ -0,0 +1,5 @@
+// TODO: update to be more accurate
+export const ENSNameRegex = /^[\da-z]+\.[\da-z]+$/;
+export const GithubUsernameRegex = /^[\dA-Za-z]+$/;
+
+export const ENSIPNumberMatch = /ENSIP-(\d+|[Xx]): /;