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-rw-r--r--src/__OLD_parcom/between.cr37
1 files changed, 0 insertions, 37 deletions
diff --git a/src/__OLD_parcom/between.cr b/src/__OLD_parcom/between.cr
deleted file mode 100644
index 05519e4..0000000
--- a/src/__OLD_parcom/between.cr
+++ /dev/null
@@ -1,37 +0,0 @@
-require "./parser.cr"
-require "./map.cr"
-require "./exactly.cr"
-require "./at_most.cr"
-
-module Parcom
- # `Between` is a `Parser` that tries to parse with another parser a number
- # of times within a specified range. The results of each successful parse
- # are returned in an array. If the number of successful parses is out of
- # the lower bound of the range, the parser fails. If the number of successful
- # parses reaches thhe upper bound of the range, the parsing stops, even if it
- # is possible to keep parsing.
- class Between(T, V) < Parser(T, Array(V))
- @p : Map(T, {Array(V), Array(V)}, Array(V))
-
- # Accepts the lower and upper bounds for the number of parsing attempts,
- # as well as the parser to use. This method works the same way whether or
- # not the larger value is passed first or second. If a negative int value
- # is given for either parameter, it is treated as `0`.
- # TODO: Overload to allow for Range objects.
- def initialize(i : Int, j : Int, p : Parser(T, V))
- lower = i < j ? i : j
- upper = (i - j).abs
- @p = (Exactly.new(lower, p) + AtMost.new(upper, p)).map do |tup|
- tup[0] + tup[1]
- end
- end
-
- # Tries to parse a numebr of times within the given range.
- def parse(tokens : Tokens(T)) : Result(T, Array(V))
- @p.parse(tokens)
- rescue ex : ParserFail
- raise ParserFail.new("Between: #{ex.message}")
- end
- end
-end
-