MacDownApp / MacDownApp/macdown

Mermaid Flow Chart does not render and also breaks subsequent diagrams

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Description

Hello there. I am using The current test version of MacDown `0.8.0d71 (1079)`.
I'm trying to include a [flowchart diagram](https://mermaid.js.org/syntax/flowchart.html) in Macdown which does not work unfortunately:

Screenshot 2025-02-18 at 01 54 44

First I thought that this might be a version issue but it seems that flow charts are there since the very beginning in 2014:
https://github.com/mermaid-js/mermaid/releases/tag/0.1.0

GitHub
Release Initial version · mermaid-js/mermaid
Support for graph definition scripting and rendering of flowcharts
Documentation:

Description of syntax and usage in Readme.md

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First steps

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Research direction

Start by reproducing the reported Mermaid flowchart in MacDown 0.8.0d71 and inspect the Markdown rendering path. Done means the flowchart renders correctly and a subsequent diagram is not broken.

Written by the indexing model from the issue text.

Assessment

Tech stack
macos, markdown
Domain
desktop
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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