unplugged-system/external/rust/crates/pest_derive/tests/implicit.pest

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program = _{ SOI ~ implicit ~ EOI }
implicit= ${ or ~ (WHITESPACE+ ~ or )* }
or = !{ and ~ (or_op ~ and)+ | and }
and = { comp ~ (and_op ~ comp)+ | comp }
comp = { array ~ eq_op ~ array | array }
array = ${ term }
term = _{ ASCII_ALPHANUMERIC+ }
or_op = { "||" }
and_op = { "&&" }
eq_op = { "=" }
WHITESPACE = _{ " " | "\t" | NEWLINE }