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Fix KaTeX AGAIN

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Morgan
2025-06-15 15:19:50 +09:00
parent 6376f8f0e5
commit 98d5b468e1
3 changed files with 85 additions and 46 deletions
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116
src/lib/EditMessage.svelte
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@@ -13,7 +13,8 @@
import PromptConfirm from './PromptConfirm.svelte'
import { getImage } from './ImageStore.svelte'
import { getModelDetail } from './Models.svelte'
import renderMathInElement from "https://cdn.jsdelivr.net/npm/katex@0.16.22/dist/contrib/auto-render.mjs";
export let message:Message
export let chatId:number
export let chat:Chat
@@ -235,52 +236,83 @@
document.body.removeChild(a)
}
const replaceLatexDelimiters = (text: string): string => {
let result = '';
let i = 0;
const replaceLatexDelimiters = (text: string): string => {
let result = '';
let i = 0;
while (i < text.length) {
if (text.startsWith('\\(', i)) {
let endPos = text.indexOf('\\)', i + 2);
if (endPos === -1) {
console.error(`LaTeX: Delimiter mismatch at ${i}`)
result += text[i];
i++;
} else {
result += '`\\(' + text.slice(i + 2, endPos) + '\\)`';
i = endPos + 2;
}
} else if (text.startsWith('\\[', i)) {
let endPos = text.indexOf('\\]', i + 2);
if (endPos === -1) {
console.error(`LaTeX: Delimiter mismatch at ${i}`)
result += text[i];
i++;
} else {
result += `\`\\[${text.slice(i + 2, endPos)}\\]\``;
i = endPos + 2;
}
while (i < text.length) {
// Check for display math: $$ ... $$
if (text.startsWith('$$', i)) {
const endPos = text.indexOf('$$', i + 2);
if (endPos === -1) {
console.error(`LaTeX: Delimiter mismatch (missing $$) at position ${i}`);
result += text[i];
i++;
} else {
if (text.startsWith('\\(', i)) {
result += '\\(';
i += 2;
} else if (text.startsWith('\\)', i)) {
result += '\\)';
i += 2;
} else if (text.startsWith('\\[', i)) {
result += '\\[';
i += 2;
} else if (text.startsWith('\\]', i)) {
result += '\\]';
i += 2;
} else {
result += text[i];
i++;
}
// Wrap in backticks for KaTeX
result += `\`\\[${text.slice(i + 2, endPos)}\\]\``;
i = endPos + 2;
}
}
// Check for inline math: $ ... $
else if (text.startsWith('$', i)) {
const endPos = text.indexOf('$', i + 1);
if (endPos === -1) {
console.error(`LaTeX: Delimiter mismatch (missing $) at position ${i}`);
result += text[i];
i++;
} else {
result += `\`$${text.slice(i + 1, endPos)}$\``;
i = endPos + 1;
}
}
// Check for inline math: \(...\)
else if (text.startsWith('\\(', i)) {
const endPos = text.indexOf('\\)', i + 2);
if (endPos === -1) {
console.error(`LaTeX: Delimiter mismatch (missing \\)) at position ${i}`);
result += text[i];
i++;
} else {
result += '`\\(' + text.slice(i + 2, endPos) + '\\)`';
i = endPos + 2;
}
}
// Check for display math: \[...\]
else if (text.startsWith('\\[', i)) {
const endPos = text.indexOf('\\]', i + 2);
if (endPos === -1) {
console.error(`LaTeX: Delimiter mismatch (missing \\]) at position ${i}`);
result += text[i];
i++;
} else {
result += `\`\\[${text.slice(i + 2, endPos)}\\]\``;
i = endPos + 2;
}
}
// Otherwise, just copy the current character (also handling backslash escapes)
else {
if (text.startsWith('\\(', i)) {
result += '\\(';
i += 2;
} else if (text.startsWith('\\)', i)) {
result += '\\)';
i += 2;
} else if (text.startsWith('\\[', i)) {
result += '\\[';
i += 2;
} else if (text.startsWith('\\]', i)) {
result += '\\]';
i += 2;
} else {
result += text[i];
i++;
}
}
return result
}
return result;
};
const renderMathMsg = () => {
displayMessage = replaceLatexDelimiters(message.content);