Fast Mermaid Validator MCP

grammar Pie import "../common/common"; entry Pie: NEWLINE* "pie" showData?="showData"? ( TitleAndAccessibilities | sections+=PieSection | NEWLINE )* ; PieSection: label=STRING ":" value=NUMBER_PIE EOL ; terminal FLOAT_PIE returns number: /-?[0-9]+\.[0-9]+(?!\.)/; terminal INT_PIE returns number: /-?(0|[1-9][0-9]*)(?!\.)/; terminal NUMBER_PIE returns number: FLOAT_PIE | INT_PIE;