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This is not really such a new concept. It is a different syntax, basically the identical concepts we see in META II(1964), TREEMETA(1968) and CWIC(1970). Not novel or new.
Then again Parsing Expression Grammar again is not different. These grammars are expressing the syntax analysis using order dependent rules. The opposite of languages like BNF (Backus–Naur Form).
All these compiler related subjects need to be edited for consistency.