Sha256: 4c39981d09a67b332ba01004804cd6e777fa9fb6ee0559b1afb60df82b3b9af1
Contents?: true
Size: 1.67 KB
Versions: 13
Compression:
Stored size: 1.67 KB
Contents
class Range
include Enumerable
%x{
Range.prototype._isRange = true;
Opal.range = function(beg, end, exc) {
var range = new Range;
range.begin = beg;
range.end = end;
range.exclude = exc;
return range;
};
}
attr_reader :begin
attr_reader :end
def initialize(min, max, exclude = false)
@begin = min
@end = max
@exclude = exclude
end
def ==(other)
%x{
if (!other._isRange) {
return false;
}
return #{self}.exclude === other.exclude && #{self}.begin == other.begin && #{self}.end == other.end;
}
end
# FIXME: currently hardcoded to assume range holds numerics
def ===(obj)
`return obj >= #{self}.begin && (#{self}.exclude ? obj < #{self}.end : obj <= #{self}.end)`
end
def cover?(value)
`#{self}.begin` <= value && value <= (exclude_end? ? `#{self}.end` - 1 : `#{self}.end`)
end
def each(&block)
current = min
while current != max
yield current
current = current.succ
end
yield current unless exclude_end?
self
end
def eql?(other)
return false unless Range === other
exclude_end? == other.exclude_end? && `#{self}.begin`.eql?(other.begin) && `#{self}.end`.eql?(other.end)
end
def exclude_end?
`#{self}.exclude`
end
# FIXME: currently hardcoded to assume range holds numerics
def include?(val)
`return obj >= #{self}.begin && obj <= #{self}.end`
end
alias max end
alias min begin
alias member? include?
def step(n = 1)
raise NotImplementedError
end
def to_s
`#{self}.begin + (#{self}.exclude ? '...' : '..') + #{self}.end`
end
alias inspect to_s
end
Version data entries
13 entries across 13 versions & 1 rubygems