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U:RDoc::AnyMethod[iI" cover?:ETI"Range#cover?;TF: publico:RDoc::Markup::Document: @parts[+o: RDoc::Markup::Paragraph; [I"NReturns +true+ if the given argument is within +self+, +false+ otherwise.;To: RDoc::Markup::BlankLine o;
; [I"QWith non-range argument +object+, evaluates with <= and <.;T@o;
; [I"QFor range +self+ with included end value (#exclude_end? == false), ;TI"evaluates thus:;T@o:RDoc::Markup::Verbatim; [I"&self.begin <= object <= self.end
;T: @format0o;
; [I"Examples:;T@o; ; [I"r = (1..4)
;TI" r.cover?(1) # => true
;TI" r.cover?(4) # => true
;TI" r.cover?(0) # => false
;TI" r.cover?(5) # => false
;TI" r.cover?('foo') # => false
;TI"
;TI"r = ('a'..'d')
;TI"!r.cover?('a') # => true
;TI"!r.cover?('d') # => true
;TI""r.cover?(' ') # => false
;TI""r.cover?('e') # => false
;TI""r.cover?(0) # => false
;T;
0o;
; [I"MFor range +r+ with excluded end value (#exclude_end? == true), ;TI"evaluates thus:;T@o; ; [I" r.begin <= object < r.end
;T;
0o;
; [I"Examples:;T@o; ; [I"r = (1...4)
;TI" r.cover?(1) # => true
;TI" r.cover?(3) # => true
;TI" r.cover?(0) # => false
;TI" r.cover?(4) # => false
;TI" r.cover?('foo') # => false
;TI"
;TI"r = ('a'...'d')
;TI"!r.cover?('a') # => true
;TI"!r.cover?('c') # => true
;TI""r.cover?(' ') # => false
;TI""r.cover?('d') # => false
;TI""r.cover?(0) # => false
;T;
0o;
; [I">With range argument +range+, compares the first and last ;TI"$elements of +self+ and +range+:;T@o; ; [I"r = (1..4)
;TI""r.cover?(1..4) # => true
;TI"#r.cover?(0..4) # => false
;TI"#r.cover?(1..5) # => false
;TI"#r.cover?('a'..'d') # => false
;TI"
;TI"r = (1...4)
;TI""r.cover?(1..3) # => true
;TI"#r.cover?(1..4) # => false
;T;
0o;
; [I"AIf begin and end are numeric, #cover? behaves like #include?;T@o; ; [I""(1..3).cover?(1.5) # => true
;TI"$(1..3).include?(1.5) # => true
;T;
0o;
; [I"6But when not numeric, the two methods may differ:;T@o; ; [I")('a'..'d').cover?('cc') # => true
;TI"*('a'..'d').include?('cc') # => false
;T;
0o;
; [I" Returns +false+ if either:;T@o:RDoc::Markup::List:
@type: BULLET: @items[o:RDoc::Markup::ListItem: @label0; [o;
; [I"#<=> returns +nil+; ;TI".that is, the operands are not comparable.;T@o;
; [ I"HBeginless ranges cover all values of the same type before the end, ;TI"Dexcluding the end for exclusive ranges. Beginless ranges cover ;TI"Franges that end before the end of the beginless range, or at the ;TI"5end of the beginless range for inclusive ranges.;T@o; ; [I"#(..2).cover?(1) # => true
;TI"#(..2).cover?(2) # => true
;TI"$(..2).cover?(3) # => false
;TI"$(...2).cover?(2) # => false
;TI"$(..2).cover?("2") # => false
;TI"#(..2).cover?(..2) # => true
;TI"#(..2).cover?(...2) # => true
;TI"$(..2).cover?(.."2") # => false
;TI"$(...2).cover?(..2) # => false
;T;
0o;
; [I"@Endless ranges cover all values of the same type after the ;TI">beginning. Endless exclusive ranges do not cover endless ;TI"inclusive ranges.;T@o; ; [I"$(2..).cover?(1) # => false
;TI"#(2..).cover?(3) # => true
;TI"#(2...).cover?(3) # => true
;TI"#(2..).cover?(2) # => true
;TI"$(2..).cover?("2") # => false
;TI"#(2..).cover?(2..) # => true
;TI"#(2..).cover?(2...) # => true
;TI"$(2..).cover?("2"..) # => false
;TI"$(2...).cover?(2..) # => false
;TI"#(2...).cover?(3...) # => true
;TI"$(2...).cover?(3..) # => false
;TI"$(3..).cover?(2..) # => false
;T;
0o;
; [ I"ERanges that are both beginless and endless cover all values and ;TI"Hranges, and return true for all arguments, with the exception that ;TI"Abeginless and endless exclusive ranges do not cover endless ;TI"inclusive ranges.;T@o; ; [
I"+(nil...).cover?(Object.new) # => true
;TI"+(nil...).cover?(nil...) # => true
;TI"+(nil..).cover?(nil...) # => true
;TI",(nil...).cover?(nil..) # => false
;TI",(nil...).cover?(1..) # => false
;T;
0o;
; [I" Related: Range#include?.;T:
@fileI" range.c;T:0@omit_headings_from_table_of_contents_below0I"Dcover?(object) -> true or false
cover?(range) -> true or false
;T0[ I" (p1);T@FI"
Range;TcRDoc::NormalClass00