# definitions
- identifier: "[A-Za-z_][A-Za-z0-9_]*[[:space:]]*[(]"
# keywords
- - statement: "\\b(begin|break|catch|continue|function|elseif|struct|else|end|finally|for|global|local|const|if|include|import|using|require|macro|println|return|try|type|while|module)\\b"
+ - statement: "\\b(begin|break|catch|continue|function|elseif|struct|else|end|finally|for|global|local|let|const|if|import|using|macro|println|return|try|while|module)\\b"
# decorators
- identifier.macro: "@[A-Za-z0-9_]+"
# operators
- - symbol.operator: "[-+*/|=%<>&~^]|\\b(and|not|or|is|in)\\b"
+ - symbol.operator: "[-+*/|=%<>&~^]|\\b(isa|in)\\b"
# parentheses
- symbol.brackets: "([(){}]|\\[|\\])"
# numbers