90 lines
1.6 KiB
Plaintext
90 lines
1.6 KiB
Plaintext
indexing
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description:"[
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A JSON_STRING represent a string in JSON.
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A string is a collection of zero or more Unicodes characters, wrapped in double
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quotes, using blackslash espaces.
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]"
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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_STRING
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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_json
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feature {NONE} -- Initialization
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make_json (an_item: STRING) is
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-- Initialize.
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require
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item_not_void: an_item /= Void
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do
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item := an_item
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end
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feature -- Access
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item: STRING
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-- Contents
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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_string' procedure on `a_visitor'.)
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do
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a_visitor.visit_json_string (Current)
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end
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feature -- Comparison
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is_equal (other: like Current): BOOLEAN is
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-- Is JSON_STRING made of same character sequence as `other'
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-- (possibly with a different capacity)?
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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 -- Change Element
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append (a_string: STRING)is
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-- Add an_item
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require
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a_string_not_void: a_string /= Void
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do
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item.append_string (a_string)
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end
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feature -- Status report
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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 -- 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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invariant
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value_not_void: item /= Void
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end
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