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Improve Expression with adding type checking functions #1911

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merged 11 commits into from
Mar 17, 2020
+103 −15
Merged

Improve Expression with adding type checking functions #1911

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78ab388
remove array function, support multiline expr
cosmicshuai Mar 16, 2020
94318af
adding type checking related functions
cosmicshuai Mar 16, 2020
ba19bdf
ensure more operators support multi line exprs
cosmicshuai Mar 16, 2020
5f6d143
revert ExpressionAntlrParser
cosmicshuai Mar 16, 2020
177542c
add more tests
cosmicshuai Mar 16, 2020
7f5441f
Merge branch 'master' into shuwan/ExprImprove
cosmicshuai Mar 16, 2020
ee84923
fix some format and add a test for createArray
cosmicshuai Mar 16, 2020
06fe519
remove multiline
cosmicshuai Mar 17, 2020
5500a03
remove test
cosmicshuai Mar 17, 2020
ba2ace5
revert change
cosmicshuai Mar 17, 2020
026d59d
revert
cosmicshuai Mar 17, 2020
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37 changes: 31 additions & 6 deletions libraries/adaptive-expressions/src/expressionFunctions.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2818,11 +2818,6 @@ export class ExpressionFunctions {
ReturnType.Number,
ExpressionFunctions.validateBinaryNumber),
new ExpressionEvaluator(ExpressionType.CreateArray, ExpressionFunctions.apply((args: any []): any[] => Array.from(args)), ReturnType.Object),
new ExpressionEvaluator(
ExpressionType.Array,
ExpressionFunctions.apply((args: any []): any[] => [args[0]], ExpressionFunctions.verifyString),
ReturnType.Object,
ExpressionFunctions.validateUnary),
new ExpressionEvaluator(
ExpressionType.Binary,
ExpressionFunctions.apply((args: any []): string => this.toBinary(args[0]), ExpressionFunctions.verifyString),
Expand Down Expand Up @@ -2988,7 +2983,37 @@ export class ExpressionFunctions {
return {value, error};
}),
ReturnType.Boolean,
ExpressionFunctions.validateIsMatch)
ExpressionFunctions.validateIsMatch),

// Type Checking Functions
new ExpressionEvaluator(ExpressionType.isString, ExpressionFunctions.apply(
(args: any[]): boolean => typeof args[0] === 'string'),
ReturnType.Boolean,
ExpressionFunctions.validateUnary),
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new ExpressionEvaluator(ExpressionType.isInteger, ExpressionFunctions.apply(
(args: any[]): boolean => this.isNumber(args[0]) && Number.isInteger(args[0])),
ReturnType.Boolean,
ExpressionFunctions.validateUnary),
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new ExpressionEvaluator(ExpressionType.isFloat, ExpressionFunctions.apply(
(args: any[]): boolean => this.isNumber(args[0]) && !Number.isInteger(args[0])),
ReturnType.Boolean,
ExpressionFunctions.validateUnary),
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new ExpressionEvaluator(ExpressionType.isArray, ExpressionFunctions.apply(
(args: any[]): boolean => Array.isArray(args[0])),
ReturnType.Boolean,
ExpressionFunctions.validateUnary),
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new ExpressionEvaluator(ExpressionType.isObject, ExpressionFunctions.apply(
(args: any[]): boolean => typeof args[0] === 'object'),
ReturnType.Boolean,
ExpressionFunctions.validateUnary),
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new ExpressionEvaluator(ExpressionType.isBoolean, ExpressionFunctions.apply(
(args: any[]): boolean => typeof args[0] === 'boolean'),
ReturnType.Boolean,
ExpressionFunctions.validateUnary),
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new ExpressionEvaluator(ExpressionType.isDateTime, ExpressionFunctions.apply(
(args: any[]): boolean => typeof args[0] === 'string' && this.verifyISOTimestamp(args[0]) === undefined),
ReturnType.Boolean,
ExpressionFunctions.validateUnary)
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];

const lookup: Map<string, ExpressionEvaluator> = new Map<string, ExpressionEvaluator>();
Expand Down
10 changes: 9 additions & 1 deletion libraries/adaptive-expressions/src/expressionType.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,6 @@ export class ExpressionType {
public static readonly Int: string = 'int';
public static readonly String: string = 'string';
public static readonly Bool: string = 'bool';
public static readonly Array: string = 'array';
public static readonly Binary: string = 'binary';
public static readonly DataUri: string = 'dataUri';
public static readonly DataUriToBinary: string = 'dataUriToBinary';
Expand Down Expand Up @@ -154,4 +153,13 @@ export class ExpressionType {

// Regar expression
public static readonly IsMatch: string = 'isMatch';

//Type Checking
public static readonly isString: string = 'isString';
public static readonly isInteger: string = 'isInteger';
public static readonly isArray: string = 'isArray';
public static readonly isObject: string = 'isObject';
public static readonly isFloat: string = 'isFloat';
public static readonly isDateTime: string = 'isDateTime';
public static readonly isBoolean: string = 'isBoolean';
}
11 changes: 10 additions & 1 deletion libraries/adaptive-expressions/tests/badExpression.test.js
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Expand Up @@ -343,7 +343,16 @@ const badExpressions =

// SetPathToValue tests
'setPathToValue(2+3, 4)', // Not a real path
'setPathToValue(a)' // Missing value
'setPathToValue(a)', // Missing value

//Type Checking
'isString(hello, hello)', // should have one parameter
'isInteger(one, hello)', // should have one parameter
'isFloat(1.324, hello)', // should have one parameter
'isArray(createArrat(1,2,3), hello)', // should have one parameter
'isBoolean(true, false)', // should have one parameter
'isDateTime("2018-03-15T13:00:00.111Z", hello)', // should have one parameter
'isObject({}, false)', // should have one parameter
];

const scope = {
Expand Down
60 changes: 53 additions & 7 deletions libraries/adaptive-expressions/tests/expressionParser.test.js
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Expand Up @@ -24,16 +24,26 @@ const dataSource = [

// Operators tests
['1 + 2', 3],
['1 +\n 2', 3],
['1 \n+ 2', 3],
['1 +\r\n 2', 3],
['- 1 + 2', 1],
['-\r\n 1 + 2', 1],
['+ 1 + 2', 3],
['+\r\n 1 + 2', 3],
['1 - 2', -1],
['1 -\r\n 2', -1],
['1 - (-2)', 3],
['1 - (\r\n-2)', 3],
['1.0 + 2.0', 3.0],
['1 * 2 + 3', 5],
['1 *\r\n 2 + 3', 5],
['1 + 2 * 3', 7],
['4 / 2', 2],
['4 /\r\n 2', 2],
['1 + 3 / 2', 2],
['(1 + 3) / 2', 2],
['(1 +\r\n 3) / 2', 2],
['1 * (2 + 3)', 5],
['(1 + 2) * 3', 9],
['(one + two) * bag.three', 9.0, ['one', 'two', 'bag.three']],
Expand All @@ -43,14 +53,20 @@ const dataSource = [
['one + two + hello + one + two', '3hello12'],

['2^2', 4.0],
['2^\r\n2', 4.0],

['3^2^2', 81.0],
['one >\r\n 0.5', true],
['one > 0.5 && two < 2.5', true],
['one > 0.5 || two < 1.5', true],
['5 % 2', 1],
['5 %\r\n 2', 1],
['!(one == 1.0)', false],
['!\r\n(one == 1.0)', false],
['!!(one == 1.0)', true],
['!exists(xione) || !!exists(two)', true],
['(1 + 2) == (4 - 1)', true],
['(1 + 2) ==\r\n (4 - 1)', true],
['!!exists(one) == !!exists(one)', true],
['!(one == 1.0)', false, ['one']],
['!!(one == 1.0)', true, ['one']],
Expand All @@ -61,25 +77,35 @@ const dataSource = [
['hello == \'hello\'', true],
['hello == \'world\'', false],
['(1 + 2) != (4 - 1)', false],
['(1 + 2) !=\r\n (4 - 1)', false],
['!!exists(one) != !!exists(one)', false],
['hello != \'hello\'', false],
['hello != \'world\'', true],
['hello != "hello"', false],
['hello != "world"', true],
['(1 + 2) >= (4 - 1)', true],
['(2 + 2) >= (4 - 1)', true],
['(2 + 2) >=\r\n (4 - 1)', true],
['float(5.5) >= float(4 - 1)', true],
['(1 + 2) <= (4 - 1)', true],
['(2 + 2) <= (4 - 1)', false],
['(2 + 2) <=\r\n (4 - 1)', false],
['float(5.5) <= float(4 - 1)', false],
['\'string\'&\'builder\'', 'stringbuilder'],
['"string"&"builder"', 'stringbuilder'],
['"string"&\n"builder"', 'stringbuilder'],
['"string"&\r\n"builder"', 'stringbuilder'],
['one > 0.5 && two < 2.5', true, oneTwo],
['notThere > 4', false],
['float(5.5) && float(0.0)', true],
['hello && "hello"', true],
['hello &&\n "hello"', true],
['hello &&\r\n "hello"', true],
['items || ((2 + 2) <= (4 - 1))', true], // true || false
['0 || false', true], // true || false
['0 ||\n false', true], // true || false
['0 ||\r\n false', true], // true || false
['false ||\r\n false || \r\n true', true], // true || false
['!(hello)', false], // false
['!(10)', false],
['!(0)', false],
Expand All @@ -91,9 +117,11 @@ const dataSource = [
['concat(hello,world)', 'helloworld'],
['concat(hello,nullObj)', 'hello'],
['concat(\'hello\',\'world\')', 'helloworld'],
['concat(\'hello\'\r\n,\'world\')', 'helloworld'],
['concat("hello","world")', 'helloworld'],
['add(hello,world)', 'helloworld'],
['add(\'hello\',\'world\')', 'helloworld'],
['add(\'hello\',\r\n\'world\')', 'helloworld'],
['add(nullObj,\'world\')', 'world'],
['add(\'hello\',nullObj)', 'hello'],
['add("hello","world")', 'helloworld'],
Expand All @@ -104,7 +132,7 @@ const dataSource = [
['length(hello + world)', 10],
['count(\'hello\')', 5],
['count("hello")', 5],
['count(concat(hello,world))', 10],
['count(concat(hello,\r\nworld))', 10],
['replace(\'hello\', \'l\', \'k\')', 'hekko'],
['replace(\'hello\', \'L\', \'k\')', 'hello'],
['replace(nullObj, \'L\', \'k\')', ''],
Expand Down Expand Up @@ -276,7 +304,6 @@ const dataSource = [
['bool(\'hi\')', true],
['createArray(\'h\', \'e\', \'l\', \'l\', \'o\')', ['h', 'e', 'l', 'l', 'o']],
['createArray(1, bool(0), string(bool(1)), float(\'10\'))', [1, true, 'true', 10.0]],
['array(hello)', ['hello']],
['binary(hello)', '0110100001100101011011000110110001101111'],
['dataUri(hello)', 'data:text/plain;charset=utf-8;base64,aGVsbG8='],
['dataUriToBinary(dataUri(hello))', '011001000110000101110100011000010011101001110100011001010111100001110100001011110111000001101100011000010110100101101110001110110110001101101000011000010111001001110011011001010111010000111101011101010111010001100110001011010011100000111011011000100110000101110011011001010011011000110100001011000110000101000111010101100111001101100010010001110011100000111101'],
Expand Down Expand Up @@ -342,8 +369,8 @@ const dataSource = [
['formatDateTime(notISOTimestamp, \'ddd\')', 'Thu'],
['formatDateTime(notISOTimestamp, \'dddd\')', 'Thursday'],
['formatDateTime(\'2018-03-15T00:00:00.000Z\', \'yyyy\')', '2018'],
// ['formatDateTime(\'2018-03-15T00:00:00.000Z\', \'yyyy-MM-dd-\\\\d\')', '2018-03-15-4'],
// - Fails in the US
// ['formatDateTime(\'2018-03-15T00:00:00.000Z\', \'yyyy-MM-dd-\\\\d\')', '2018-03-15-4'],
// - Fails in the US
['formatDateTime(\'2018-03-15T00:00:00.010Z\', \'FFFF\')', '0100'],
['formatDateTime(\'2018-03-15T00:00:00.010Z\', \'FFFFFF\')', '010000'],
['formatDateTime(\'2018-03-15T00:00:00.010Z\', \'FFF\')', '010'],
Expand All @@ -366,9 +393,9 @@ const dataSource = [
['subtractFromTime(timestamp, 1, \'Hour\')', '2018-03-15T12:00:00.111Z'],
['subtractFromTime(timestamp, 1, \'Minute\')', '2018-03-15T12:59:00.111Z'],
['subtractFromTime(timestamp, 1, \'Second\')', '2018-03-15T12:59:59.111Z'],
// ['dateReadBack(timestamp, addDays(timestamp, 1))', 'tomorrow'],
// ['dateReadBack(addDays(timestamp, 1),timestamp)', 'yesterday'],
// - Fails in the US
// ['dateReadBack(timestamp, addDays(timestamp, 1))', 'tomorrow'],
// ['dateReadBack(addDays(timestamp, 1),timestamp)', 'yesterday'],
// - Fails in the US
['getTimeOfDay(\'2018-03-15T00:00:00.000Z\')', 'midnight'],
['getTimeOfDay(\'2018-03-15T08:00:00.000Z\')', 'morning'],
['getTimeOfDay(\'2018-03-15T12:00:00.000Z\')', 'noon'],
Expand Down Expand Up @@ -405,6 +432,7 @@ const dataSource = [
['uriScheme(\'http://www.contoso.com/catalog/shownew.htm?date=today\')', 'http'],

// Collection functions tests
['createArray(hello)', ['hello']],
['sum(createArray(1, 2))', 3],
['sum(createArray(one, two, 3))', 6.0],
['average(createArray(1, 2))', 1.5],
Expand Down Expand Up @@ -514,6 +542,24 @@ const dataSource = [
['isMatch("a", "\\\\w{1}")', true], // "\w" (match [a-zA-Z0-9_])
['isMatch("1", "\\\\d{1}")', true], // "\d" (match [0-9])

//Type Checking Tests
['isString(hello)', true],
['isString("Monday")', true],
['isString(one)', false],
['isInteger(one)', true],
['isInteger(1)', true],
['isInteger(1.23)', false],
['isFloat(one)', false],
['isFloat(1)', false],
['isFloat(1.23)', true],
['isArray(hello)', false],
['isArray(createArray(1,2,3))', true],
['isObject(hello)', false],
['isObject(dialog)', true],
['isBoolean(hello)', false],
['isBoolean(1 == one)', true],
['isDateTime(hello)', false],
['isDateTime(timestamp)', true],
// Empty expression
['', ''],

Expand Down