Detect the diagram-type keyword (e.g. flowchart, quadrantChart, xychart-beta, mindmap, sequenceDiagram, pie, …) of a Mermaid block body. Skips any %%{init …}%% directive and %% … comment lines so that the prologue does not mask the real diagram type.
Returns '' if the block body is empty or contains nothing but directives/comments.
Detect the diagram-type keyword (e.g.
flowchart,quadrantChart,xychart-beta,mindmap,sequenceDiagram,pie, …) of a Mermaid block body. Skips any%%{init …}%%directive and%% …comment lines so that the prologue does not mask the real diagram type.Returns
''if the block body is empty or contains nothing but directives/comments.