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this  start2

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solver = new ClSimplexSolver()
r = lively.morphic.Morph.makeRectangle(0,0,100,100);
always: {
    solver: solver;
    r.getPosition().equals(r.getExtent());
}
r.setPosition(pt(2,2))
[r.getPosition(), r.getExtent()]
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// changed at Mon Sep 29 2014 14:49:47 GMT+0200 (Central Europe Daylight Time) by timfelgentr
eff  
this.addScript(function addConstraint() {
    bbb.unconstrainAll(this);
    var solver = new ClSimplexSolver();
    always: {
        solver: solver;
        this.getPosition().equals(this.line.start.getPosition().
            addPt(this.line.end.getPosition()).scaleBy(0.5));
    }
}).tag([]);
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midp

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addConstraint

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this  midp

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this.line.start.setPosition(this.getPosition().addPt(pt(10,10)))
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reactive_test.js:AssertTest:-- all --:testMultipleAssertionsOnSameObject (proto)

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users/timfelgentreff/reactive/

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reactive.js (not parsed)

reactive_test.js

AssertTest

LayerActivationTest

ScopedConstraintsTest

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default category

assertWithError (proto)

setUp (proto)

testAssertSolver (proto)

testComplexFunction (proto)

testComplexObject (proto)

testFailOnConstraintConstruction (proto)

testIntegrationWithOtherSolvers (proto)

testInvalidAssignmentRevertsValue (proto)

testMultipleAssertionsOnSameObject (proto)

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            ctx: {
                pt: pt
            }
        }, function() {
            return pt.x <= 10;
        });
        this.assert(pt.x === 1, "constraint construction modified variable, pt.x: " + pt.x);
        
        // valid assignment
        pt.x = 7;
        this.assert(pt.x === 7, "assignment did not work, pt.x: " + pt.x);
        
        // invalid assignment with respect to first assertion
        this.assertWithError(
            ContinuousAssertError,
            function() { pt.x = -1; },
            "no ContinuousAssertError was thrown"
        );
        this.assert(pt.x === 7, "assignment to variable not reverted, pt.x: " + pt.x);
        
        // invalid assignment with respect to second assertion
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constraintinterpreter.js

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...

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babelsberg-lively.js (not parsed)

cassowary_ext.js (not parsed)

constraintinterpreter.js

core_ext.js (not parsed)

csp_ext.js (not parsed)

deltablue_ext.js (not parsed)

PerformanceTests.js (not parsed)

src_transform.js (not parsed)

src_transform_test.js (not parsed)

tests.js (not parsed)

uglify.js (not parsed)

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        } else {
            return null;
        }
    },
    suggestValue: function(value, source) {
        if (ConstrainedVariable.$$callingSetters) {
            return value;
        }
        if (value !== this.storedValue) {
            var callSetters = !ConstrainedVariable.$$optionalSetters;
            var priorValue = this.storedValue;
            ConstrainedVariable.$$optionalSetters =
                ConstrainedVariable.$$optionalSetters || [];
            try {
                var solver = this.definingSolver;
                recursionGuard(
                    ConstrainedVariable.isSuggestingValue, this.__uuid__,
                    function() {
                        if (this.isSolveable()) {
                            var wasReadonly = false,
                                // recursionGuard per externalVariable?
                                eVar = this.definingExternalVariable;
                            try {
                                if (solver && source) {
                                    solver.weight += 987654321; // XXX Magic Number
                                    this.findTransitiveConnectedVariables().
                                        each(function(cvar) {
                                            cvar.setDownstreamReadonly(true);
                                        });
                                }
                                wasReadonly = eVar.isReadonly();
                                eVar.setReadonly(false);
                                eVar.suggestValue(value);
                                value = this.externalValue;
                            } finally {
                                eVar.setReadonly(wasReadonly);
                            }
                        }
                    },
                    this
                );
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pt2 = this.get("end")
pt3 = this.get("start1")
pt4 = this.get("end1")
pt5 = this.get("start2")
pt6 = this.get("end2")
pt1.show()
pt3.show()
pt2.show()
[pt1,pt2,pt3,pt4,pt5,pt6].each(function (ea) {
    bbb.unconstrainAll(ea)
})
solver = new ClSimplexSolver()
always: {
    solver: solver
    pt1.getPosition().equals(pt3.getPosition()) &&
    pt4.getPosition().equals(pt6.getPosition()) &&
    pt5.getPosition().equals(pt2.getPosition())
}
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