src/shell.pest


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char = @{ !("|" | ";" | WHITESPACE) ~ ANY }
word = @{ char+ }

exe      = { word+ }
pipeline = { exe ~ ("|" ~ exe)* }
commands = { pipeline ~ (";" ~ pipeline)* }

line = { SOI ~ commands ~ EOI }

WHITESPACE = _{ (" " | "\t" | "\n") }
COMMENT    = _{ "#" ~ ANY* }