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Code Issues Projects Releases Wiki Activity

Keywords are not function calls

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Berkeley Martinez
2015-11-20 23:39:25 -08:00
parent 9bc504e412
commit c47adfc37b
7 changed files with 65 additions and 66 deletions
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72
challenges/basic-javascript.json
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@@ -33,7 +33,7 @@
"Let's modify our <code>welcomeToBooleans</code> function so that it will return <code>true</code> instead of <code>false</code> when the run button is clicked."
],
"tests": [
"assert(typeof(welcomeToBooleans()) === 'boolean', 'message: The <code>welcomeToBooleans()</code> function should return a boolean &#40;true/false&#41; value.');",
"assert(typeof welcomeToBooleans() === 'boolean', 'message: The <code>welcomeToBooleans()</code> function should return a boolean &#40;true/false&#41; value.');",
"assert(welcomeToBooleans() === true, 'message: <code>welcomeToBooleans()</code> should return true.');"
],
"challengeSeed": [
@@ -63,7 +63,7 @@
"Look at the <code>ourName</code> example if you get stuck."
],
"tests": [
"assert((function(){if(typeof(myName) !== \"undefined\" && typeof(myName) === \"string\" && myName.length > 0){return true;}else{return false;}})(), 'message: <code>myName</code> should be a string that contains at least one character in it.');"
"assert((function(){if(typeof myName !== \"undefined\" && typeof myName === \"string\" && myName.length > 0){return true;}else{return false;}})(), 'message: <code>myName</code> should be a string that contains at least one character in it.');"
],
"challengeSeed": [
"var ourName = \"Free Code Camp\";",
@@ -71,7 +71,7 @@
""
],
"tail": [
"if(typeof(myName) !== \"undefined\"){(function(v){return v;})(myName);}"
"if(typeof myName !== \"undefined\"){(function(v){return v;})(myName);}"
],
"type": "waypoint",
"challengeType": 1
@@ -84,8 +84,8 @@
"Now let's create two new string variables: <code>myFirstName</code> and <code>myLastName</code> and assign them the values of your first and last name, respectively."
],
"tests": [
"assert((function(){if(typeof(myFirstName) !== \"undefined\" && typeof(myFirstName) === \"string\" && myFirstName.length > 0){return true;}else{return false;}})(), 'message: <code>myFirstName</code> should be a string with at least one character in it.');",
"assert((function(){if(typeof(myLastName) !== \"undefined\" && typeof(myLastName) === \"string\" && myLastName.length > 0){return true;}else{return false;}})(), 'message: <code>myLastName</code> should be a string with at least one character in it.');"
"assert((function(){if(typeof myFirstName !== \"undefined\" && typeof myFirstName === \"string\" && myFirstName.length > 0){return true;}else{return false;}})(), 'message: <code>myFirstName</code> should be a string with at least one character in it.');",
"assert((function(){if(typeof myLastName !== \"undefined\" && typeof myLastName === \"string\" && myLastName.length > 0){return true;}else{return false;}})(), 'message: <code>myLastName</code> should be a string with at least one character in it.');"
],
"challengeSeed": [
"var firstName = \"Alan\";",
@@ -94,7 +94,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myFirstName) !== \"undefined\" && typeof(myLastName) !== \"undefined\"){(function(){return myFirstName + ', ' + myLastName;})();}"
"if(typeof myFirstName !== \"undefined\" && typeof myLastName !== \"undefined\"){(function(){return myFirstName + ', ' + myLastName;})();}"
],
"type": "waypoint",
"challengeType": 1
@@ -108,7 +108,7 @@
"Use the <code>.length</code> property to count the number of characters in the <code>lastName</code> variable."
],
"tests": [
"assert((function(){if(typeof(lastNameLength) !== \"undefined\" && typeof(lastNameLength) === \"number\" && lastNameLength === 8){return true;}else{return false;}})(), 'message: <code>lastNameLength</code> should be equal to eight.');",
"assert((function(){if(typeof lastNameLength !== \"undefined\" && typeof lastNameLength === \"number\" && lastNameLength === 8){return true;}else{return false;}})(), 'message: <code>lastNameLength</code> should be equal to eight.');",
"assert((function(){if(editor.getValue().match(/\\.length/gi) && editor.getValue().match(/\\.length/gi).length >= 2 && editor.getValue().match(/var lastNameLength \\= 0;/gi) && editor.getValue().match(/var lastNameLength \\= 0;/gi).length >= 1){return true;}else{return false;}})(), 'message: You should be getting the length of <code>lastName</code> by using <code>.length</code> like this: <code>lastName.length</code>.');"
],
"challengeSeed": [
@@ -128,7 +128,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(lastNameLength) !== \"undefined\"){(function(){return lastNameLength;})();}"
"if(typeof lastNameLength !== \"undefined\"){(function(){return lastNameLength;})();}"
],
"type": "waypoint",
"challengeType": 1
@@ -144,7 +144,7 @@
"Try looking at the <code>firstLetterOfFirstName</code> variable declaration if you get stuck."
],
"tests": [
"assert((function(){if(typeof(firstLetterOfLastName) !== \"undefined\" && editor.getValue().match(/\\[0\\]/gi) && typeof(firstLetterOfLastName) === \"string\" && firstLetterOfLastName === \"L\"){return true;}else{return false;}})(), 'message: The <code>firstLetterOfLastName</code> variable should have the value of <code>L</code>.');"
"assert((function(){if(typeof firstLetterOfLastName !== \"undefined\" && editor.getValue().match(/\\[0\\]/gi) && typeof firstLetterOfLastName === \"string\" && firstLetterOfLastName === \"L\"){return true;}else{return false;}})(), 'message: The <code>firstLetterOfLastName</code> variable should have the value of <code>L</code>.');"
],
"challengeSeed": [
"var firstLetterOfFirstName = \"\";",
@@ -347,7 +347,7 @@
"Let's create a variable <code>myDecimal</code> and give it a decimal value."
],
"tests": [
"assert((function(){if(typeof(myDecimal) !== \"undefined\" && typeof(myDecimal) === \"number\" && editor.getValue().match(/\\./g).length >=2){return true;}else{return false;}})(), 'message: <code>myDecimal</code> should be a decimal point number.');"
"assert((function(){if(typeof myDecimal !== \"undefined\" && typeof myDecimal === \"number\" && editor.getValue().match(/\\./g).length >=2){return true;}else{return false;}})(), 'message: <code>myDecimal</code> should be a decimal point number.');"
],
"challengeSeed": [
"var ourDecimal = 5.7;",
@@ -355,7 +355,7 @@
"",
"// Only change code above this line.",
"",
"(function(){if(typeof(myDecimal) !== \"undefined\"){return myDecimal;}})();"
"(function(){if(typeof myDecimal !== \"undefined\"){return myDecimal;}})();"
],
"type": "waypoint",
"challengeType": 1
@@ -413,9 +413,9 @@
"Refer to the commented code in the text editor if you get stuck."
],
"tests": [
"assert(typeof(myArray) == 'object', 'message: <code>myArray</code> should be an <code>array</code>.');",
"assert(typeof(myArray[0]) !== 'undefined' && typeof(myArray[0]) == 'string', 'message: The first item in <code>myArray</code> should be a <code>string</code>.');",
"assert(typeof(myArray[1]) !== 'undefined' && typeof(myArray[1]) == 'number', 'message: The second item in <code>myArray</code> should be a <code>number</code>.');"
"assert(typeof myArray == 'object', 'message: <code>myArray</code> should be an <code>array</code>.');",
"assert(typeof myArray[0] !== 'undefined' && typeof myArray[0] == 'string', 'message: The first item in <code>myArray</code> should be a <code>string</code>.');",
"assert(typeof myArray[1] !== 'undefined' && typeof myArray[1] == 'number', 'message: The second item in <code>myArray</code> should be a <code>number</code>.');"
],
"challengeSeed": [
"var array = [\"John\", 23];",
@@ -450,7 +450,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}"
"if(typeof myArray !== \"undefined\"){(function(){return myArray;})();}"
],
"type": "waypoint",
"challengeType": 1
@@ -468,7 +468,7 @@
"Create a variable called <code>myData</code> and set it to equal the first value of <code>myArray</code>."
],
"tests": [
"assert((function(){if(typeof(myArray) != 'undefined' && typeof(myData) != 'undefined' && myArray[0] == myData){return true;}else{return false;}})(), 'message: The variable <code>myData</code> should equal the first value of <code>myArray</code>.');"
"assert((function(){if(typeof myArray != 'undefined' && typeof myData != 'undefined' && myArray[0] == myData){return true;}else{return false;}})(), 'message: The variable <code>myData</code> should equal the first value of <code>myArray</code>.');"
],
"challengeSeed": [
"var ourArray = [1,2,3];",
@@ -482,7 +482,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myArray) !== \"undefined\" && typeof(myData) !== \"undefined\"){(function(y,z){return 'myArray = ' + JSON.stringify(y) + ', myData = ' + JSON.stringify(z);})(myArray, myData);}"
"if(typeof myArray !== \"undefined\" && typeof myData !== \"undefined\"){(function(y,z){return 'myArray = ' + JSON.stringify(y) + ', myData = ' + JSON.stringify(z);})(myArray, myData);}"
],
"type": "waypoint",
"challengeType": 1
@@ -498,7 +498,7 @@
"Now modify the data stored at index 0 of <code>myArray</code> to the value of 3."
],
"tests": [
"assert((function(){if(typeof(myArray) != 'undefined' && myArray[0] == 3 && myArray[1] == 2 && myArray[2] == 3){return true;}else{return false;}})(), 'message: <code>myArray</code> should now be [3,2,3].');",
"assert((function(){if(typeof myArray != 'undefined' && myArray[0] == 3 && myArray[1] == 2 && myArray[2] == 3){return true;}else{return false;}})(), 'message: <code>myArray</code> should now be [3,2,3].');",
"assert((function(){if(editor.getValue().match(/myArray\\[0\\]\\s?=\\s?/g)){return true;}else{return false;}})(), 'message: You should be using correct index to modify the value in <code>myArray</code>.');"
],
"challengeSeed": [
@@ -514,7 +514,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}"
"if(typeof myArray !== \"undefined\"){(function(){return myArray;})();}"
],
"type": "waypoint",
"challengeType": 1
@@ -592,7 +592,7 @@
],
"tests": [
"assert((function(d){if(d[0] == 23 && d[1][0] == 'dog' && d[1][1] == 3 && d[2] == undefined){return true;}else{return false;}})(myArray), 'message: <code>myArray</code> should now equal <code>[23, [\"dog\", 3]]</code>.');",
"assert((function(d){if(d === 'John' && typeof(removedFromMyArray) === 'string'){return true;}else{return false;}})(removedFromMyArray), 'message: <code>removedFromMyArray</code> should contain <code>\"John\"</code>.');"
"assert((function(d){if(d === 'John' && typeof removedFromMyArray === 'string'){return true;}else{return false;}})(removedFromMyArray), 'message: <code>removedFromMyArray</code> should contain <code>\"John\"</code>.');"
],
"challengeSeed": [
"var ourArray = [\"Stimpson\", \"J\", [\"cat\"]];",
@@ -622,7 +622,7 @@
"Add <code>\"Paul\"</code> onto the beginning of the <code>myArray</code> variable using <code>unshift()</code>."
],
"tests": [
"assert((function(d){if(typeof(d[0]) === \"string\" && d[0].toLowerCase() == 'paul' && d[1] == 23 && d[2][0] != undefined && d[2][0] == 'dog' && d[2][1] != undefined && d[2][1] == 3){return true;}else{return false;}})(myArray), 'message: <code>myArray</code> should now have [\"Paul\", 23, [\"dog\", 3]]).');"
"assert((function(d){if(typeof d[0] === \"string\" && d[0].toLowerCase() == 'paul' && d[1] == 23 && d[2][0] != undefined && d[2][0] == 'dog' && d[2][1] != undefined && d[2][1] == 3){return true;}else{return false;}})(myArray), 'message: <code>myArray</code> should now have [\"Paul\", 23, [\"dog\", 3]]).');"
],
"challengeSeed": [
"var ourArray = [\"Stimpson\", \"J\", [\"cat\"]];",
@@ -661,7 +661,7 @@
"Create and call a function called <code>myFunction</code> that returns the sum of <code>a</code> and <code>b</code>."
],
"tests": [
"assert((function(){if(typeof(f) !== \"undefined\" && f === a + b){return true;}else{return false;}})(), 'message: Your function should return the value of <code>a + b</code>.');"
"assert((function(){if(typeof f !== \"undefined\" && f === a + b){return true;}else{return false;}})(), 'message: Your function should return the value of <code>a + b</code>.');"
],
"challengeSeed": [
"var a = 4;",
@@ -678,7 +678,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myFunction) !== \"undefined\"){",
"if(typeof myFunction !== \"undefined\"){",
"var f=myFunction(a,b);",
"(function(){return f;})();",
"}"
@@ -705,9 +705,9 @@
"You can set these object properties to whatever values you want, as long <code>\"name\"</code> is a string, <code>\"legs\"</code> and <code>\"tails\"</code> are numbers, and <code>\"friends\"</code> is an array."
],
"tests": [
"assert((function(z){if(z.hasOwnProperty(\"name\") && z.name !== undefined && typeof(z.name) === \"string\"){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>name</code> and it should be a <code>string</code>.');",
"assert((function(z){if(z.hasOwnProperty(\"legs\") && z.legs !== undefined && typeof(z.legs) === \"number\"){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>legs</code> and it should be a <code>number</code>.');",
"assert((function(z){if(z.hasOwnProperty(\"tails\") && z.tails !== undefined && typeof(z.tails) === \"number\"){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>tails</code> and it should be a <code>number</code>.');",
"assert((function(z){if(z.hasOwnProperty(\"name\") && z.name !== undefined && typeof z.name === \"string\"){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>name</code> and it should be a <code>string</code>.');",
"assert((function(z){if(z.hasOwnProperty(\"legs\") && z.legs !== undefined && typeof z.legs === \"number\"){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>legs</code> and it should be a <code>number</code>.');",
"assert((function(z){if(z.hasOwnProperty(\"tails\") && z.tails !== undefined && typeof z.tails === \"number\"){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>tails</code> and it should be a <code>number</code>.');",
"assert((function(z){if(z.hasOwnProperty(\"friends\") && z.friends !== undefined && Array.isArray(z.friends)){return true;}else{return false;}})(myDog), 'message: <code>myDog</code> should contain the property <code>friends</code> and it should be an <code>array</code>.');"
],
"challengeSeed": [
@@ -902,7 +902,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}",
"if(typeof myArray !== \"undefined\"){(function(){return myArray;})();}",
""
],
"type": "waypoint",
@@ -941,7 +941,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}",
"if(typeof myArray !== \"undefined\"){(function(){return myArray;})();}",
""
],
"type": "waypoint",
@@ -981,7 +981,7 @@
""
],
"tail": [
"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}"
"if(typeof myArray !== \"undefined\"){(function(){return myArray;})();}"
],
"type": "waypoint",
"challengeType": 1
@@ -1014,7 +1014,7 @@
"",
"// Only change code above this line.",
"",
"if(typeof(myArray) !== \"undefined\"){(function(){return myArray;})();}",
"if(typeof myArray !== \"undefined\"){(function(){return myArray;})();}",
""
],
"type": "waypoint",
@@ -1030,7 +1030,7 @@
"Note that you can return a function, just like you would return a variable or value."
],
"tests": [
"assert(typeof(myFunction()) === \"number\", 'message: <code>myFunction</code> should return a random number.');",
"assert(typeof myFunction() === \"number\", 'message: <code>myFunction</code> should return a random number.');",
"assert((myFunction()+''). match(/\\./g), 'message: The number returned by <code>myFunction</code> should be a decimal.');",
"assert(editor.getValue().match(/Math\\.random/g).length >= 0, 'message: You should be using <code>Math.random</code> to generate the random decimal number.');"
],
@@ -1066,7 +1066,7 @@
],
"tests": [
"assert(editor.getValue().match(/var\\srandomNumberBetween0and19\\s=\\sMath.floor\\(Math.random\\(\\)\\s\\*\\s20\\);/).length == 1, 'message: The first line of code should not be changed.');",
"assert(typeof(myFunction()) === \"number\" && (function(){var r = myFunction();return Math.floor(r) === r;})(), 'message: The result of <code>myFunction</code> should be a whole number.');",
"assert(typeof myFunction() === \"number\" && (function(){var r = myFunction();return Math.floor(r) === r;})(), 'message: The result of <code>myFunction</code> should be a whole number.');",
"assert(editor.getValue().match(/Math.random/g).length > 1, 'message: You should be using <code>Math.random</code> to generate a random number.');",
"assert(editor.getValue().match(/\\(\\s*?Math.random\\s*?\\(\\s*?\\)\\s*?\\*\\s*?10\\s*?\\)/g) || editor.getValue().match(/\\(\\s*?10\\s*?\\*\\s*?Math.random\\s*?\\(\\s*?\\)\\s*?\\)/g), 'message: You should have multiplied the result of <code>Math.random</code> by 10 to make it a number that is between zero and nine.');",
"assert(editor.getValue().match(/Math.floor/g).length > 1, 'message: You should use <code>Math.floor</code> to remove the decimal part of the number.');"
@@ -1172,7 +1172,7 @@
"",
"}",
"",
"var result = myFunction();if(typeof(flip) !== \"undefined\" && typeof(flip) === \"number\" && typeof(result) !== \"undefined\" && typeof(result) === \"string\"){(function(y,z){return 'flip = ' + y.toString() + ', text = ' + z;})(flip, result);}"
"var result = myFunction();if(typeof flip !== \"undefined\" && typeof flip === \"number\" && typeof result !== \"undefined\" && typeof result === \"string\"){(function(y,z){return 'flip = ' + y.toString() + ', text = ' + z;})(flip, result);}"
],
"type": "waypoint",
"challengeType": 1
@@ -1315,9 +1315,9 @@
"<code>Math.floor(Math.random() * (3 - 1 + 1)) + 1;</code>"
],
"tests": [
"assert(typeof(runSlots($(\".slot\"))[0]) === \"number\" && runSlots($(\".slot\"))[0] > 0 && runSlots($(\".slot\"))[0] < 4, '<code>slotOne</code> should be a random number.')",
"assert(typeof(runSlots($(\".slot\"))[1]) === \"number\" && runSlots($(\".slot\"))[1] > 0 && runSlots($(\".slot\"))[1] < 4, '<code>slotTwo</code> should be a random number.')",
"assert(typeof(runSlots($(\".slot\"))[2]) === \"number\" && runSlots($(\".slot\"))[2] > 0 && runSlots($(\".slot\"))[2] < 4, '<code>slotThree</code> should be a random number.')",
"assert(typeof runSlots($(\".slot\"))[0] === \"number\" && runSlots($(\".slot\"))[0] > 0 && runSlots($(\".slot\"))[0] < 4, '<code>slotOne</code> should be a random number.')",
"assert(typeof runSlots($(\".slot\"))[1] === \"number\" && runSlots($(\".slot\"))[1] > 0 && runSlots($(\".slot\"))[1] < 4, '<code>slotTwo</code> should be a random number.')",
"assert(typeof runSlots($(\".slot\"))[2] === \"number\" && runSlots($(\".slot\"))[2] > 0 && runSlots($(\".slot\"))[2] < 4, '<code>slotThree</code> should be a random number.')",
"assert((function(){if(editor.match(/Math\\.floor\\(\\s?Math\\.random\\(\\)\\s?\\*\\s?\\(\\s?3\\s?\\-\\s?1\\s?\\+\\s?1\\s?\\)\\s?\\)\\s?\\+\\s?1/gi) !== null){return editor.match(/slot.*?=.*?\\(.*?\\).*?/gi).length >= 3;}else{return false;}})(), 'You should have used <code>Math.floor(Math.random() * (3 - 1 + 1)) + 1;</code> three times to generate your random numbers.')"
],
"challengeSeed": [