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Desktop, Mobile: Display Katex parsing errors

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This commit is contained in:
Laurent Cozic 2020-12-23 19:46:21 +00:00
parent 6cae8a7d20
commit bb2855bd80
1 changed files with 13 additions and 6 deletions
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19
packages/renderer/MdToHtml/rules/katex.ts
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@ -272,6 +272,11 @@ function renderToStringWithCache(latex: string, katexOptions: any) {
}
}
function renderKatexError(latex: string, error: any): string {
console.error('Katex error for:', latex, error);
return `<div class="inline-code">${error.message}</div>`;
}
export default {
plugin: function(markdownIt: any, options: RuleOptions) {
// Keep macros that persist across Katex blocks to allow defining a macro
@ -286,12 +291,13 @@ export default {
// set KaTeX as the renderer for markdown-it-simplemath
const katexInline = function(latex: string) {
katexOptions.displayMode = false;
let outputHtml: string = '';
try {
return `<span class="joplin-editable"><span class="joplin-source" data-joplin-language="katex" data-joplin-source-open="$" data-joplin-source-close="$">${markdownIt.utils.escapeHtml(latex)}</span>${renderToStringWithCache(latex, katexOptions)}</span>`;
outputHtml = renderToStringWithCache(latex, katexOptions);
} catch (error) {
console.error('Katex error for:', latex, error);
return latex;
outputHtml = renderKatexError(latex, error);
}
return `<span class="joplin-editable"><span class="joplin-source" data-joplin-language="katex" data-joplin-source-open="$" data-joplin-source-close="$">${markdownIt.utils.escapeHtml(latex)}</span>${outputHtml}</span>`;
};
const inlineRenderer = function(tokens: any[], idx: number) {
@ -300,12 +306,13 @@ export default {
const katexBlock = function(latex: string) {
katexOptions.displayMode = true;
let outputHtml: string = '';
try {
return `<div class="joplin-editable"><pre class="joplin-source" data-joplin-language="katex" data-joplin-source-open="$$&#10;" data-joplin-source-close="&#10;$$&#10;">${markdownIt.utils.escapeHtml(latex)}</pre>${renderToStringWithCache(latex, katexOptions)}</div>`;
outputHtml = renderToStringWithCache(latex, katexOptions);
} catch (error) {
console.error('Katex error for:', latex, error);
return latex;
outputHtml = renderKatexError(latex, error);
}
return `<div class="joplin-editable"><pre class="joplin-source" data-joplin-language="katex" data-joplin-source-open="$$&#10;" data-joplin-source-close="&#10;$$&#10;">${markdownIt.utils.escapeHtml(latex)}</pre>${outputHtml}</div>`;
};
const blockRenderer = function(tokens: any[], idx: number) {