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* lib/matrix.rb (eql?, ==, minor): Fix bugs when comparing/returning some

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empty matrices.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@28165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
marcandre 2010-06-05 04:12:19 +00:00
parent 906f8026d0
commit be77d0276d
2 changed files with 10 additions and 3 deletions
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8
lib/matrix.rb
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@ -442,7 +442,7 @@ class Matrix
rows = @rows[from_row, size_row].collect{|row|
row[from_col, size_col]
}
new_matrix rows, column_size - from_col
new_matrix rows, [column_size - from_col, size_col].min
end
#--
@ -493,12 +493,14 @@ class Matrix
# Returns +true+ if and only if the two matrices contain equal elements.
#
def ==(other)
return false unless Matrix === other
return false unless Matrix === other &&
column_size == other.column_size # necessary for empty matrices
rows == other.rows
end
def eql?(other)
return false unless Matrix === other
return false unless Matrix === other &&
column_size == other.column_size # necessary for empty matrices
rows.eql? other.rows
end