86 lines
1.6 KiB
Plaintext
86 lines
1.6 KiB
Plaintext
indexing
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description: "JSON Numbers, octal and hexadecimal formats are not used."
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author: "Javier Velilla"
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date: "2008/08/24"
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revision: "Revision 0.1"
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license:"MIT (see http://www.opensource.org/licenses/mit-license.php)"
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class
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JSON_NUMBER
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inherit
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JSON_VALUE
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redefine
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is_equal
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end
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create
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make_integer,
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make_real
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feature {NONE} -- initialization
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make_integer (an_argument: INTEGER) is
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-- Initialize an instance of JSON_NUMBER as INTEGER
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do
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item := an_argument.out
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numeric_type := INTEGER_TYPE
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end
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make_real (an_argument: DOUBLE) is
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-- Initialize an instance of JSON_NUMBER as DOUBLE
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do
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item := an_argument.out
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numeric_type := DOUBLE_TYPE
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end
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feature -- Access
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item: STRING
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-- Content
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hash_code: INTEGER is
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--Hash code value
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do
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Result := item.hash_code
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end
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feature -- Visitor pattern
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accept (a_visitor: JSON_VISITOR) is
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-- Accept `a_visitor'.
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-- (Call `visit_json_number' procedure on `a_visitor'.)
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do
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a_visitor.visit_json_number (Current)
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end
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feature -- Status
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is_equal (other: like Current): BOOLEAN is
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-- Is `other' attached to an object of the same type
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-- as current object and identical to it?
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do
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Result := item.is_equal (other.item)
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end
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feature -- Status report
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debug_output: STRING
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-- String that should be displayed in debugger to represent `Current'.
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do
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Result := item
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end
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feature -- Implementation
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INTEGER_TYPE: INTEGER is 1
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DOUBLE_TYPE: INTEGER is 2
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numeric_type: INTEGER
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invariant
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item_not_void: item /= Void
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end
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