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Codex fixes
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This commit is contained in:
Akshay Kolli
2026-05-25 09:49:40 -04:00
parent 78ec3d58e3
commit 014b1836c0
101 changed files with 1048 additions and 7327 deletions
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6
app/blog/[slug]/loading.tsx
View File

@@ -1,9 +1,9 @@
const lineWidths = ['78%', '92%', '85%', '88%', '74%', '96%', '82%', '69%'];
const lineWidths = ['w-[78%]', 'w-[92%]', 'w-[85%]', 'w-[88%]', 'w-[74%]', 'w-[96%]', 'w-[82%]', 'w-[69%]'];
export default function BlogPostLoading() {
return (
<div className="page-frame py-20 sm:py-24">
<div className="mx-auto max-w-[70rem] animate-pulse xl:grid xl:grid-cols-[11rem_minmax(0,44rem)] xl:gap-x-10">
<div className="mx-auto max-w-[70rem] motion-safe:animate-pulse xl:grid xl:grid-cols-[11rem_minmax(0,44rem)] xl:gap-x-10">
<div className="hidden xl:block" />
<div>
<div className="mb-8 space-y-4 border-b border-line pb-8">
@@ -13,7 +13,7 @@ export default function BlogPostLoading() {
</div>
<div className="space-y-4">
{lineWidths.map((width) => (
<div key={width} className="h-4 rounded-full bg-paper-strong" style={{ width }} />
<div key={width} className={`h-4 rounded-full bg-paper-strong ${width}`} />
))}
</div>
</div>

218
app/blog/[slug]/page.tsx
View File

@@ -1,38 +1,186 @@
import { getPostBySlug, getPostSlugs } from '@/lib/mdx';
import { MDXRemote } from 'next-mdx-remote/rsc';
import fs from 'fs';
import NextImage, { type ImageProps } from 'next/image';
import Link from 'next/link';
import path from 'path';
import { notFound } from 'next/navigation';
import { format } from 'date-fns';
import rehypeAutolinkHeadings from 'rehype-autolink-headings';
import { isValidElement } from 'react';
import type { ComponentPropsWithoutRef, ReactNode } from 'react';
import { TableOfContents } from '@/components/mdx/TableOfContents';
import { SideNote } from '@/components/mdx/SideNote';
import { Citation, Bibliography } from '@/components/mdx/Citation';
import { MobileTableOfContents } from '@/components/mdx/MobileTableOfContents';
import { formatPostDate } from '@/lib/format';
const slugify = (text: React.ReactNode): string => {
if (!text) return '';
const str = typeof text === 'string' ? text : String(text);
return str
const slugify = (text: string): string => {
return text
.toLowerCase()
.replace(/[^a-z0-9]+/g, '-')
.replace(/^-+|-+$/g, '');
.replace(/^-+|-+$/g, '') || 'section';
};
const components = {
h1: (props: React.ComponentPropsWithoutRef<'h1'>) => <h1 {...props} id={slugify(props.children)} className="mt-12 scroll-mt-24 font-sans text-[2rem] font-medium leading-tight tracking-[-0.05em] text-ink sm:text-[2.5rem]" />,
h2: (props: React.ComponentPropsWithoutRef<'h2'>) => <h2 {...props} id={slugify(props.children)} className="mt-14 scroll-mt-24 font-sans text-[1.65rem] font-medium leading-tight tracking-[-0.05em] text-ink sm:text-[2rem]" />,
h3: (props: React.ComponentPropsWithoutRef<'h3'>) => <h3 {...props} id={slugify(props.children)} className="mt-10 scroll-mt-24 font-sans text-[1.22rem] font-medium tracking-[-0.03em] text-ink sm:text-[1.42rem]" />,
p: (props: React.ComponentPropsWithoutRef<'p'>) => <p {...props} className="mb-6 text-[1.02rem] leading-[1.85] text-ink-soft" />,
ul: (props: React.ComponentPropsWithoutRef<'ul'>) => <ul {...props} className="mb-6 list-disc space-y-2 pl-5 text-[0.98rem] leading-8 text-ink-soft marker:text-accent" />,
ol: (props: React.ComponentPropsWithoutRef<'ol'>) => <ol {...props} className="mb-6 list-decimal space-y-2 pl-5 text-[0.98rem] leading-8 text-ink-soft marker:text-accent" />,
blockquote: (props: React.ComponentPropsWithoutRef<'blockquote'>) => <blockquote {...props} className="my-10 border-l border-line-strong pl-5 text-[1.05rem] italic leading-8 text-ink-soft" />,
code: (props: React.ComponentPropsWithoutRef<'code'>) => <code {...props} className="rounded bg-paper-strong px-1.5 py-0.5 font-mono text-[0.9em] text-ink" />,
pre: (props: React.ComponentPropsWithoutRef<'pre'>) => <pre {...props} className="my-8 overflow-x-auto rounded-[1rem] border border-line bg-[#161412] p-5 text-sm text-paper shadow-[0_16px_40px_rgba(17,16,15,0.12)]" />,
a: (props: React.ComponentPropsWithoutRef<'a'>) => <a {...props} className="font-medium text-ink underline decoration-line-strong underline-offset-4 transition-colors hover:text-accent hover:decoration-accent" />,
SideNote,
Citation,
Bibliography,
};
const publicDirectory = path.join(process.cwd(), 'public');
const imageDimensionCache = new Map<string, { width: number; height: number } | null>();
const PNG_SIGNATURE = Buffer.from([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
const JPEG_START_OF_FRAME_MARKERS = new Set([
0xc0, 0xc1, 0xc2, 0xc3, 0xc5, 0xc6, 0xc7, 0xc9, 0xca, 0xcb, 0xcd, 0xce, 0xcf,
]);
function normalizeHeadingText(text: string) {
return text
.replace(/\[([^\]]+)\]\([^)]+\)/g, '$1')
.replace(/[`*_~]/g, '')
.replace(/<[^>]+>/g, '')
.trim();
}
function createSlugger() {
const counts = new Map<string, number>();
return (text: string) => {
const base = slugify(text);
const count = counts.get(base) || 0;
counts.set(base, count + 1);
return count === 0 ? base : `${base}-${count}`;
};
}
function toPlainText(node: ReactNode): string {
if (typeof node === 'string' || typeof node === 'number') return String(node);
if (Array.isArray(node)) return node.map(toPlainText).join('');
if (isValidElement<{ children?: ReactNode }>(node)) return toPlainText(node.props.children);
return '';
}
function extractHeadings(content: string) {
const slugger = createSlugger();
const headingLines = content.match(/^#{1,3}\s+(.+)$/gm) || [];
return headingLines.flatMap((line) => {
const level = line.match(/^#+/)?.[0].length || 2;
const text = normalizeHeadingText(line.replace(/^#+\s+/, ''));
const id = slugger(text);
return level > 1 ? [{ id, text, level }] : [];
});
}
function getPngDimensions(buffer: Buffer) {
if (buffer.length < 24 || !buffer.subarray(0, 8).equals(PNG_SIGNATURE)) return null;
return {
width: buffer.readUInt32BE(16),
height: buffer.readUInt32BE(20),
};
}
function getJpegDimensions(buffer: Buffer) {
if (buffer.length < 4 || buffer[0] !== 0xff || buffer[1] !== 0xd8) return null;
let offset = 2;
while (offset < buffer.length - 9) {
if (buffer[offset] !== 0xff) {
offset += 1;
continue;
}
const marker = buffer[offset + 1];
offset += 2;
if (marker === 0xd8 || marker === 0xd9 || (marker >= 0xd0 && marker <= 0xd7)) {
continue;
}
const length = buffer.readUInt16BE(offset);
if (length < 2 || offset + length > buffer.length) break;
if (JPEG_START_OF_FRAME_MARKERS.has(marker)) {
return {
height: buffer.readUInt16BE(offset + 3),
width: buffer.readUInt16BE(offset + 5),
};
}
offset += length;
}
return null;
}
function getLocalImageDimensions(src: string) {
const pathname = src.split(/[?#]/, 1)[0];
if (!pathname.startsWith('/') || pathname.includes('\0') || pathname.includes('..')) return null;
const imagePath = path.join(publicDirectory, pathname.replace(/^\/+/, ''));
if (!imagePath.startsWith(`${publicDirectory}${path.sep}`)) return null;
if (imageDimensionCache.has(imagePath)) {
return imageDimensionCache.get(imagePath) ?? null;
}
try {
const buffer = fs.readFileSync(imagePath);
const dimensions = getPngDimensions(buffer) ?? getJpegDimensions(buffer);
imageDimensionCache.set(imagePath, dimensions);
return dimensions;
} catch {
imageDimensionCache.set(imagePath, null);
return null;
}
}
function numericDimension(value: ImageProps['width'] | ImageProps['height']) {
if (typeof value === 'number') return value;
if (typeof value === 'string') {
const parsed = Number(value);
return Number.isFinite(parsed) ? parsed : undefined;
}
return undefined;
}
function MdxImage({ src, alt, width, height, sizes, ...props }: ImageProps) {
if (typeof src !== 'string') {
return <NextImage {...props} src={src} alt={alt} width={width} height={height} sizes={sizes} />;
}
const localDimensions = getLocalImageDimensions(src);
const resolvedWidth = numericDimension(width) ?? localDimensions?.width;
const resolvedHeight = numericDimension(height) ?? localDimensions?.height;
const displayWidth = Math.min(resolvedWidth ?? 704, 704);
const responsiveSizes = sizes ?? `(max-width: 768px) 100vw, ${displayWidth}px`;
return (
<NextImage
{...props}
src={src}
alt={alt}
width={resolvedWidth ?? 1200}
height={resolvedHeight ?? 675}
sizes={responsiveSizes}
/>
);
}
function createMdxComponents() {
const slugger = createSlugger();
const getHeadingId = (children: ReactNode) => slugger(toPlainText(children));
return {
h1: ({ children, ...props }: ComponentPropsWithoutRef<'h1'>) => <h1 {...props} id={getHeadingId(children)} className="mt-12 scroll-mt-24 font-sans text-[2rem] font-medium leading-tight text-ink sm:text-[2.5rem]">{children}</h1>,
h2: ({ children, ...props }: ComponentPropsWithoutRef<'h2'>) => <h2 {...props} id={getHeadingId(children)} className="mt-14 scroll-mt-24 font-sans text-[1.65rem] font-medium leading-tight text-ink sm:text-[2rem]">{children}</h2>,
h3: ({ children, ...props }: ComponentPropsWithoutRef<'h3'>) => <h3 {...props} id={getHeadingId(children)} className="mt-10 scroll-mt-24 font-sans text-[1.22rem] font-medium text-ink sm:text-[1.42rem]">{children}</h3>,
p: (props: ComponentPropsWithoutRef<'p'>) => <p {...props} className="mb-6 text-[1.02rem] leading-[1.85] text-ink-soft" />,
ul: (props: ComponentPropsWithoutRef<'ul'>) => <ul {...props} className="mb-6 list-disc space-y-2 pl-5 text-[0.98rem] leading-8 text-ink-soft marker:text-accent" />,
ol: (props: ComponentPropsWithoutRef<'ol'>) => <ol {...props} className="mb-6 list-decimal space-y-2 pl-5 text-[0.98rem] leading-8 text-ink-soft marker:text-accent" />,
blockquote: (props: ComponentPropsWithoutRef<'blockquote'>) => <blockquote {...props} className="my-10 border-l border-line-strong pl-5 text-[1.05rem] italic leading-8 text-ink-soft" />,
code: (props: ComponentPropsWithoutRef<'code'>) => <code {...props} className="rounded bg-paper-strong px-1.5 py-0.5 font-mono text-[0.9em] text-ink" />,
pre: (props: ComponentPropsWithoutRef<'pre'>) => <pre {...props} className="my-8 overflow-x-auto rounded-[1rem] border border-line bg-[#161412] p-5 text-sm text-paper shadow-[0_16px_40px_rgba(17,16,15,0.12)]" />,
a: (props: ComponentPropsWithoutRef<'a'>) => <a {...props} className="font-medium text-ink underline decoration-line-strong underline-offset-4 transition-colors hover:text-accent hover:decoration-accent" />,
Image: MdxImage,
SideNote,
Citation,
Bibliography,
};
}
type Props = {
params: Promise<{ slug: string }>;
@@ -80,13 +228,8 @@ export default async function BlogPost({ params }: Props) {
notFound();
}
const headingLines = post.content.match(/^#{2,3}\s+(.+)$/gm) || [];
const headings = headingLines.map((line) => {
const level = line.match(/^#+/)?.[0].length || 2;
const text = line.replace(/^#+\s+/, '').trim();
const id = slugify(text);
return { id, text, level };
});
const headings = extractHeadings(post.content);
const mdxComponents = createMdxComponents();
const tags = Array.isArray(post.metadata.tags) ? post.metadata.tags : [];
return (
@@ -100,16 +243,16 @@ export default async function BlogPost({ params }: Props) {
<article className="w-full">
<header className="mb-8 space-y-4 border-b border-line pb-8">
<div className="flex flex-wrap items-center gap-x-4 gap-y-2 text-[0.72rem] font-mono uppercase tracking-[0.14em] text-muted-strong">
<div className="flex flex-wrap items-center gap-x-4 gap-y-2 text-[0.72rem] font-mono uppercase text-muted-strong">
<time dateTime={post.metadata.date}>
{format(new Date(post.metadata.date), 'MMMM d, yyyy')}
{formatPostDate(post.metadata.date)}
</time>
{tags.map((tag: string) => (
<span key={tag}>{tag}</span>
))}
</div>
<h1 className="max-w-[38rem] text-balance font-sans text-[clamp(2.7rem,5.8vw,4.4rem)] font-medium leading-[0.94] tracking-[-0.08em] text-ink">
<h1 className="max-w-[38rem] text-balance font-sans text-4xl font-medium leading-[0.98] text-ink sm:text-5xl lg:text-6xl">
{post.metadata.title}
</h1>
@@ -123,14 +266,7 @@ export default async function BlogPost({ params }: Props) {
<div className="essay-prose relative mt-8 max-w-none xl:max-w-[44rem]">
<MDXRemote
source={post.content}
components={components}
options={{
mdxOptions: {
rehypePlugins: [
[rehypeAutolinkHeadings, { behavior: 'wrap' }]
]
}
}}
components={mdxComponents}
/>
</div>
@@ -138,7 +274,7 @@ export default async function BlogPost({ params }: Props) {
<Link href="/blog" className="transition-colors hover:text-ink">
&larr; Back to all posts
</Link>
<a href="#" className="transition-colors hover:text-ink">
<a href="#main-content" className="transition-colors hover:text-ink">
Scroll to top &uarr;
</a>
</div>

2
app/blog/loading.tsx
View File

@@ -1,7 +1,7 @@
export default function BlogLoading() {
return (
<div className="page-frame py-20 sm:py-24">
<div className="mx-auto max-w-[72rem] animate-pulse space-y-10">
<div className="mx-auto max-w-[72rem] space-y-10 motion-safe:animate-pulse">
<div className="space-y-4 border-b border-line pb-10">
<div className="h-3 w-20 rounded-full bg-accent-soft" />
<div className="h-14 w-2/3 rounded-[1rem] bg-paper-strong" />

12
app/blog/page.tsx
View File

@@ -1,6 +1,6 @@
import type { Metadata } from 'next';
import Link from 'next/link';
import { format } from 'date-fns';
import { formatPostDate } from '@/lib/format';
import { getAllPosts } from '@/lib/mdx';
export const metadata: Metadata = {
@@ -21,7 +21,7 @@ export default function BlogIndex() {
<header className="space-y-4 border-b border-line pb-10">
<div className="space-y-4">
<p className="eyebrow">Writing</p>
<h1 className="max-w-[40rem] text-balance font-sans text-[clamp(3rem,6vw,5rem)] font-medium leading-[0.94] tracking-[-0.08em] text-ink">
<h1 className="max-w-[40rem] text-balance font-sans text-5xl font-medium leading-[0.96] text-ink sm:text-6xl lg:text-7xl">
Notes on software, deep learning, and research.
</h1>
<p className="max-w-[34rem] text-[1rem] leading-8 text-muted">
@@ -34,14 +34,14 @@ export default function BlogIndex() {
{posts.map((post) => (
<article key={post.slug} className="grid gap-3 py-6 md:grid-cols-[8rem_minmax(0,1fr)] md:gap-6">
<div className="pt-1">
<time dateTime={post.date} className="block font-mono text-[0.72rem] uppercase tracking-[0.18em] text-muted-strong">
{format(new Date(post.date), 'MMMM d, yyyy')}
<time dateTime={post.date} className="block font-mono text-[0.72rem] uppercase text-muted-strong">
{formatPostDate(post.date)}
</time>
</div>
<div className="space-y-3">
<Link href={`/blog/${post.slug}`} className="block">
<h2 className="max-w-[38rem] font-sans text-[1.8rem] font-medium leading-tight tracking-[-0.05em] text-ink transition-colors hover:text-accent sm:text-[2.1rem]">
<h2 className="max-w-[38rem] font-sans text-[1.8rem] font-medium leading-tight text-ink transition-colors hover:text-accent sm:text-[2.1rem]">
{post.title}
</h2>
</Link>
@@ -50,7 +50,7 @@ export default function BlogIndex() {
{post.description}
</p>
<div className="flex flex-wrap items-center gap-x-4 gap-y-2 pt-1 text-[0.76rem] font-mono uppercase tracking-[0.14em] text-muted-strong">
<div className="flex flex-wrap items-center gap-x-4 gap-y-2 pt-1 text-[0.76rem] font-mono uppercase text-muted-strong">
{post.tags?.map((tag) => (
<span key={tag}>
{tag}