52 lines
1.8 KiB
JavaScript
52 lines
1.8 KiB
JavaScript
// Example using pointers to member functions
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var member_pointer_const = require("member_pointer_const");
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function check(what, expected, actual) {
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if (expected != actual) {
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throw new Error(
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"Failed: ", what, " Expected: ", expected, " Actual: ", actual);
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}
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}
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// Get the pointers
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area_pt = member_pointer_const.areapt();
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perim_pt = member_pointer_const.perimeterpt();
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// Create some objects
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s = new member_pointer_const.Square(10);
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// Do some calculations
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check("Square area ", 100.0, member_pointer_const.do_op(s, area_pt));
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check("Square perim", 40.0, member_pointer_const.do_op(s, perim_pt));
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memberPtr = member_pointer_const.areavar;
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memberPtr = member_pointer_const.perimetervar;
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// Try the variables
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check("Square area ", 100.0, member_pointer_const.do_op(s, member_pointer_const.areavar));
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check("Square perim", 40.0, member_pointer_const.do_op(s, member_pointer_const.perimetervar));
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// Modify one of the variables
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member_pointer_const.areavar = perim_pt;
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check("Square perimeter", 40.0, member_pointer_const.do_op(s, member_pointer_const.areavar));
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// Try the constants
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memberPtr = member_pointer_const.AREAPT;
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memberPtr = member_pointer_const.PERIMPT;
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memberPtr = member_pointer_const.NULLPT;
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check("Square area ", 100.0, member_pointer_const.do_op(s, member_pointer_const.AREAPT));
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check("Square perim", 40.0, member_pointer_const.do_op(s, member_pointer_const.PERIMPT));
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// Typedefs
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check("Square perim", 40.0, member_pointer_const.do_op_td(s, perim_pt));
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check("Add by value", 3, member_pointer_const.call1(member_pointer_const.ADD_BY_VALUE, 1, 2));
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// TODO: For some reason, these are commented out in the shared interface file?
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//check("Add by pointer", 7, member_pointer_const.call2(member_pointer_const.ADD_BY_POINTER, 3, 4));
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//check("Add by reference", 11, member_pointer_const.call3(member_pointer_const.ADD_BY_REFERENCE, 5, 6));
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