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refactor(export): simplify code

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This commit is contained in:
Elian Doran 2024-12-17 23:45:37 +02:00
parent f02cca7385
commit 907a27ae9d
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1 changed files with 32 additions and 26 deletions
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58
src/services/export/md.ts
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@ -5,35 +5,37 @@ import turndownPluginGfm from "joplin-turndown-plugin-gfm";
let instance: TurndownService | null = null;
const fencedCodeBlockFilter: TurndownService.Rule = {
filter: function (node, options) {
return (
options.codeBlockStyle === 'fenced' &&
node.nodeName === 'PRE' &&
node.firstChild !== null &&
node.firstChild.nodeName === 'CODE'
)
},
replacement: function (content, node, options) {
if (!node.firstChild || !("getAttribute" in node.firstChild) || typeof node.firstChild.getAttribute !== "function") {
return content;
}
const className = node.firstChild.getAttribute('class') || ''
const language = rewriteLanguageTag((className.match(/language-(\S+)/) || [null, ''])[1]);
return (
'\n\n' + options.fence + language + '\n' +
node.firstChild.textContent +
'\n' + options.fence + '\n\n'
)
}
};
function toMarkdown(content: string) {
if (instance === null) {
instance = new TurndownService({ codeBlockStyle: 'fenced' });
instance.addRule('fencedCodeBlock', {
filter: function (node, options) {
return (
options.codeBlockStyle === 'fenced' &&
node.nodeName === 'PRE' &&
node.firstChild !== null &&
node.firstChild.nodeName === 'CODE'
)
},
replacement: function (content, node, options) {
if (!node.firstChild || !("getAttribute" in node.firstChild) || typeof node.firstChild.getAttribute !== "function") {
return content;
}
var className = node.firstChild.getAttribute('class') || ''
var language = (className.match(/language-(\S+)/) || [null, ''])[1];
language = rewriteLanguageTag(language);
return (
'\n\n' + options.fence + language + '\n' +
node.firstChild.textContent +
'\n' + options.fence + '\n\n'
)
}
})
// Filter is heavily based on: https://github.com/mixmark-io/turndown/issues/274#issuecomment-458730974
instance.addRule('fencedCodeBlock', fencedCodeBlockFilter);
instance.use(turndownPluginGfm.gfm);
}
@ -41,6 +43,10 @@ function toMarkdown(content: string) {
}
function rewriteLanguageTag(source: string) {
if (!source) {
return source;
}
if (source === "text-x-trilium-auto") {
return "";
}