"comment":"This grammar is used by Atom (Oniguruma), GitHub (PCRE), and VSCode (Oniguruma),\nso all regexps must be compatible with both engines.\n\nSpecs:\n- https://github.com/kkos/oniguruma/blob/master/doc/RE\n- https://www.pcre.org/current/doc/html/",
"comment":"first group is function name\nSecond group is type parameters (e.g. {T<:Number, S})\nThen open parens\nThen a lookahead ensures that we are followed by:\n - anything (function argumnets)\n - 0 or more spaces\n - Finally an equal sign\nNegative lookahead ensures we don't have another equal sign (not `==`)"
"comment":"`punctuation.section.embedded`, `constant.escape`,\n& `meta.embedded.line` were considered but appear to have even spottier\nsupport among popular syntaxes.",