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bareword_char = @{ !("|" | ";" | "\"" | "'" | WHITESPACE | COMMENT) ~ ANY }
single_string_char = @{ "\\'" | (!"'" ~ ANY) }
double_string_char = @{ "\\\"" | (!"\"" ~ ANY) }
bareword = @{ bareword_char+ }
single_string = @{ single_string_char+ }
double_string = @{ double_string_char+ }
word = ${
bareword |
"'" ~ single_string ~ "'" |
"\"" ~ double_string ~ "\""
}
exe = { word+ }
pipeline = { exe ~ ("|" ~ exe)* }
commands = { pipeline ~ (";" ~ pipeline)* }
line = { SOI ~ commands ~ EOI }
WHITESPACE = _{ (" " | "\t" | "\n") }
COMMENT = _{ "#" ~ ANY* }
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