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 type-annotations

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jsonCache.js

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//-------------------------------------------------------------------------------------------------------

// Copyright (C) Microsoft. All rights reserved.

// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.

//-------------------------------------------------------------------------------------------------------

// Spaces in JSON strings are needed to ensure json cache kicks in

// An example of showing path type divergence a->b, a->b, a->b, a->c, a->b

function test1()

{

var jsonString = " [ {\"a\":1, \"b\":2}, {\"a\":1, \"b\":2}, {\"a\":1, \"b\":2}, {\"a\":1, \"c\":2}, {\"a\":1, \"b\":2} ]"

var json = JSON.parse(jsonString);

TraverseJSONObject("Path type divergence" , 1, json, true);

}

// An example of showing numerical property a->b->1->c, a->b->1->c

function test2()

{

var jsonString = " [ {\"a\":1, \"b\":2, \"1\":3, \"c\":4 }, {\"a\":1, \"b\":2, \"1\":3, \"c\":4 }, {\"a\":1, \"b\":2, \"1\":3, \"c\":4 }, {\"a\":1, \"b\":2, \"1\":3, \"c\":4 }] "

var json = JSON.parse(jsonString);

TraverseJSONObject("Numerical properties" , 1, json, true);

}

// Tests having duplicate property names

function test3()

{

var jsonString = " [ {\"a\":1, \"b\":2, \"c\":3, \"d\":4,\"a\":5, \"a\":6, \"b\":7 }, {\"a\":1, \"b\":2, \"c\":3, \"d\":4,\"a\":5, \"a\":6, \"b\":7 }, {\"a\":1, \"b\":2, \"c\":3, \"d\":4,\"a\":5, \"a\":6, \"b\":7 }, {\"a\":1, \"b\":2, \"c\":3, \"d\":4,\"a\":5, \"a\":6, \"b\":7 }] "

var json = JSON.parse(jsonString);

TraverseJSONObject("Duplicates" , 1, json, true);

}

function TraverseJSONObject(msg, level, o, doRecurse) {

doRecurse = doRecurse || false;

var sp = "";

if(level == 1)

{

WScript.Echo(msg);

}

for(var i=1; i<level; i++) {

sp += " ";

}

for(var l in o) {

WScript.Echo(sp + l + ": " + o[l]);

if (doRecurse) {

TraverseJSONObject(msg, level+1, o[l]);

}

}

}

function RunAll()

{

WScript.Echo("Running test1...");

test1();

WScript.Echo("Running test2...");

test2();

WScript.Echo("Running test3...");

test3();

}

RunAll();