The ECMAScript standard actually has a section on "Context- Free Grammars". In that section and subsequent sections there is discussion of tokens, terminals, n

The ECMAScript standard actually has a section on "Context- Free Grammars". In that section and subsequent sections there is discussion of tokens, terminals, nonterminals and productions. If a web application developer using Javascript read these sections of the language specification and became curious enough to do a little outside research on the terminology, then perhaps it is forseeable she might encounter the notion of a "state machine".