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Replace the isInt helper function with the native Number.isInteger function

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*Follow-up to PR 8643.*
This commit is contained in:
Jonas Jenwald 2017-09-01 16:52:50 +02:00
parent 066fea9c8b
commit 11408da340
12 changed files with 65 additions and 72 deletions
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11
src/core/annotation.js
View File

@ -15,8 +15,7 @@
import { import {
AnnotationBorderStyleType, AnnotationFieldFlag, AnnotationFlag, AnnotationBorderStyleType, AnnotationFieldFlag, AnnotationFlag,
AnnotationType, isArray, isInt, OPS, stringToBytes, stringToPDFString, Util, AnnotationType, isArray, OPS, stringToBytes, stringToPDFString, Util, warn
warn
} from '../shared/util'; } from '../shared/util';
import { Catalog, FileSpec, ObjectLoader } from './obj'; import { Catalog, FileSpec, ObjectLoader } from './obj';
import { Dict, isDict, isName, isRef, isStream } from './primitives'; import { Dict, isDict, isName, isRef, isStream } from './primitives';
@ -212,7 +211,7 @@ class Annotation {
* @see {@link shared/util.js} * @see {@link shared/util.js}
*/ */
setFlags(flags) { setFlags(flags) {
this.flags = (isInt(flags) && flags > 0) ? flags : 0; this.flags = (Number.isInteger(flags) && flags > 0) ? flags : 0;
} }
/** /**
@ -575,7 +574,7 @@ class WidgetAnnotation extends Annotation {
this.fieldResources = Util.getInheritableProperty(dict, 'DR') || Dict.empty; this.fieldResources = Util.getInheritableProperty(dict, 'DR') || Dict.empty;
data.fieldFlags = Util.getInheritableProperty(dict, 'Ff'); data.fieldFlags = Util.getInheritableProperty(dict, 'Ff');
if (!isInt(data.fieldFlags) || data.fieldFlags < 0) { if (!Number.isInteger(data.fieldFlags) || data.fieldFlags < 0) {
data.fieldFlags = 0; data.fieldFlags = 0;
} }
@ -666,14 +665,14 @@ class TextWidgetAnnotation extends WidgetAnnotation {
// Determine the alignment of text in the field. // Determine the alignment of text in the field.
let alignment = Util.getInheritableProperty(params.dict, 'Q'); let alignment = Util.getInheritableProperty(params.dict, 'Q');
if (!isInt(alignment) || alignment < 0 || alignment > 2) { if (!Number.isInteger(alignment) || alignment < 0 || alignment > 2) {
alignment = null; alignment = null;
} }
this.data.textAlignment = alignment; this.data.textAlignment = alignment;
// Determine the maximum length of text in the field. // Determine the maximum length of text in the field.
let maximumLength = Util.getInheritableProperty(params.dict, 'MaxLen'); let maximumLength = Util.getInheritableProperty(params.dict, 'MaxLen');
if (!isInt(maximumLength) || maximumLength < 0) { if (!Number.isInteger(maximumLength) || maximumLength < 0) {
maximumLength = null; maximumLength = null;
} }
this.data.maxLen = maximumLength; this.data.maxLen = maximumLength;

4
src/core/chunked_stream.js
View File

@ -14,7 +14,7 @@
*/ */
import { import {
arrayByteLength, arraysToBytes, createPromiseCapability, isEmptyObj, isInt, arrayByteLength, arraysToBytes, createPromiseCapability, isEmptyObj,
MissingDataException MissingDataException
} from '../shared/util'; } from '../shared/util';
@ -518,7 +518,7 @@ var ChunkedStreamManager = (function ChunkedStreamManagerClosure() {
} else { } else {
nextEmptyChunk = this.stream.nextEmptyChunk(endChunk); nextEmptyChunk = this.stream.nextEmptyChunk(endChunk);
} }
if (isInt(nextEmptyChunk)) { if (Number.isInteger(nextEmptyChunk)) {
this._requestChunks([nextEmptyChunk]); this._requestChunks([nextEmptyChunk]);
} }
} }

17
src/core/cmap.js
View File

@ -14,8 +14,7 @@
*/ */
import { import {
CMapCompressionType, FormatError, isInt, isString, MissingDataException, Util, CMapCompressionType, FormatError, isString, MissingDataException, Util, warn
warn
} from '../shared/util'; } from '../shared/util';
import { isCmd, isEOF, isName, isStream } from './primitives'; import { isCmd, isEOF, isName, isStream } from './primitives';
import { Lexer } from './parser'; import { Lexer } from './parser';
@ -370,11 +369,11 @@ var IdentityCMap = (function IdentityCMapClosure() {
}, },
lookup(code) { lookup(code) {
return (isInt(code) && code <= 0xffff) ? code : undefined; return (Number.isInteger(code) && code <= 0xffff) ? code : undefined;
}, },
contains(code) { contains(code) {
return isInt(code) && code <= 0xffff; return Number.isInteger(code) && code <= 0xffff;
}, },
forEach(callback) { forEach(callback) {
@ -384,7 +383,7 @@ var IdentityCMap = (function IdentityCMapClosure() {
}, },
charCodeOf(value) { charCodeOf(value) {
return (isInt(value) && value <= 0xffff) ? value : -1; return (Number.isInteger(value) && value <= 0xffff) ? value : -1;
}, },
getMap() { getMap() {
@ -718,7 +717,7 @@ var CMapFactory = (function CMapFactoryClosure() {
} }
function expectInt(obj) { function expectInt(obj) {
if (!isInt(obj)) { if (!Number.isInteger(obj)) {
throw new FormatError('Malformed CMap: expected int.'); throw new FormatError('Malformed CMap: expected int.');
} }
} }
@ -757,8 +756,8 @@ var CMapFactory = (function CMapFactoryClosure() {
expectString(obj); expectString(obj);
var high = strToInt(obj); var high = strToInt(obj);
obj = lexer.getObj(); obj = lexer.getObj();
if (isInt(obj) || isString(obj)) { if (Number.isInteger(obj) || isString(obj)) {
var dstLow = isInt(obj) ? String.fromCharCode(obj) : obj; var dstLow = Number.isInteger(obj) ? String.fromCharCode(obj) : obj;
cMap.mapBfRange(low, high, dstLow); cMap.mapBfRange(low, high, dstLow);
} else if (isCmd(obj, '[')) { } else if (isCmd(obj, '[')) {
obj = lexer.getObj(); obj = lexer.getObj();
@ -839,7 +838,7 @@ var CMapFactory = (function CMapFactoryClosure() {
function parseWMode(cMap, lexer) { function parseWMode(cMap, lexer) {
var obj = lexer.getObj(); var obj = lexer.getObj();
if (isInt(obj)) { if (Number.isInteger(obj)) {
cMap.vertical = !!obj; cMap.vertical = !!obj;
} }
} }

6
src/core/crypto.js
View File

@ -14,7 +14,7 @@
*/ */
import { import {
bytesToString, FormatError, isInt, PasswordException, PasswordResponses, bytesToString, FormatError, PasswordException, PasswordResponses,
stringToBytes, utf8StringToString, warn stringToBytes, utf8StringToString, warn
} from '../shared/util'; } from '../shared/util';
import { isDict, isName, Name } from './primitives'; import { isDict, isName, Name } from './primitives';
@ -1862,7 +1862,7 @@ var CipherTransformFactory = (function CipherTransformFactoryClosure() {
} }
this.dict = dict; this.dict = dict;
var algorithm = dict.get('V'); var algorithm = dict.get('V');
if (!isInt(algorithm) || if (!Number.isInteger(algorithm) ||
(algorithm !== 1 && algorithm !== 2 && algorithm !== 4 && (algorithm !== 1 && algorithm !== 2 && algorithm !== 4 &&
algorithm !== 5)) { algorithm !== 5)) {
throw new FormatError('unsupported encryption algorithm'); throw new FormatError('unsupported encryption algorithm');
@ -1890,7 +1890,7 @@ var CipherTransformFactory = (function CipherTransformFactoryClosure() {
} }
} }
} }
if (!isInt(keyLength) || if (!Number.isInteger(keyLength) ||
keyLength < 40 || (keyLength % 8) !== 0) { keyLength < 40 || (keyLength % 8) !== 0) {
throw new FormatError('invalid key length'); throw new FormatError('invalid key length');
} }

6
src/core/fonts.js
View File

@ -15,8 +15,7 @@
import { import {
bytesToString, FONT_IDENTITY_MATRIX, FontType, FormatError, info, isArray, bytesToString, FONT_IDENTITY_MATRIX, FontType, FormatError, info, isArray,
isInt, isNum, isSpace, MissingDataException, readUint32, shadow, string32, isNum, isSpace, MissingDataException, readUint32, shadow, string32, warn
warn
} from '../shared/util'; } from '../shared/util';
import { import {
CFF, CFFCharset, CFFCompiler, CFFHeader, CFFIndex, CFFParser, CFFPrivateDict, CFF, CFFCharset, CFFCompiler, CFFHeader, CFFIndex, CFFParser, CFFPrivateDict,
@ -291,7 +290,8 @@ var IdentityToUnicodeMap = (function IdentityToUnicodeMapClosure() {
}, },
charCodeOf(v) { charCodeOf(v) {
return (isInt(v) && v >= this.firstChar && v <= this.lastChar) ? v : -1; return (Number.isInteger(v) &&
v >= this.firstChar && v <= this.lastChar) ? v : -1;
}, },
amend(map) { amend(map) {

34
src/core/obj.js
View File

@ -15,9 +15,8 @@
import { import {
bytesToString, createPromiseCapability, createValidAbsoluteUrl, FormatError, bytesToString, createPromiseCapability, createValidAbsoluteUrl, FormatError,
info, InvalidPDFException, isArray, isBool, isInt, isString, info, InvalidPDFException, isArray, isBool, isString, MissingDataException,
MissingDataException, shadow, stringToPDFString, stringToUTF8String, Util, shadow, stringToPDFString, stringToUTF8String, Util, warn, XRefParseException
warn, XRefParseException
} from '../shared/util'; } from '../shared/util';
import { import {
Dict, isCmd, isDict, isName, isRef, isRefsEqual, isStream, Ref, RefSet, Dict, isCmd, isDict, isName, isRef, isRefsEqual, isStream, Ref, RefSet,
@ -169,7 +168,7 @@ var Catalog = (function CatalogClosure() {
}, },
get numPages() { get numPages() {
var obj = this.toplevelPagesDict.get('Count'); var obj = this.toplevelPagesDict.get('Count');
if (!isInt(obj)) { if (!Number.isInteger(obj)) {
throw new FormatError( throw new FormatError(
'page count in top level pages object is not an integer'); 'page count in top level pages object is not an integer');
} }
@ -286,7 +285,7 @@ var Catalog = (function CatalogClosure() {
prefix = p ? stringToPDFString(p) : ''; prefix = p ? stringToPDFString(p) : '';
var st = labelDict.get('St'); var st = labelDict.get('St');
if (st && !(isInt(st) && st >= 1)) { if (st && !(Number.isInteger(st) && st >= 1)) {
throw new FormatError('Invalid start in PageLabel dictionary.'); throw new FormatError('Invalid start in PageLabel dictionary.');
} }
currentIndex = st || 1; currentIndex = st || 1;
@ -912,7 +911,7 @@ var XRef = (function XRefClosure() {
var first = tableState.firstEntryNum; var first = tableState.firstEntryNum;
var count = tableState.entryCount; var count = tableState.entryCount;
if (!isInt(first) || !isInt(count)) { if (!Number.isInteger(first) || !Number.isInteger(count)) {
throw new FormatError( throw new FormatError(
'Invalid XRef table: wrong types in subsection header'); 'Invalid XRef table: wrong types in subsection header');
} }
@ -935,7 +934,7 @@ var XRef = (function XRefClosure() {
} }
// Validate entry obj // Validate entry obj
if (!isInt(entry.offset) || !isInt(entry.gen) || if (!Number.isInteger(entry.offset) || !Number.isInteger(entry.gen) ||
!(entry.free || entry.uncompressed)) { !(entry.free || entry.uncompressed)) {
throw new FormatError( throw new FormatError(
`Invalid entry in XRef subsection: ${first}, ${count}`); `Invalid entry in XRef subsection: ${first}, ${count}`);
@ -1007,12 +1006,13 @@ var XRef = (function XRefClosure() {
var first = entryRanges[0]; var first = entryRanges[0];
var n = entryRanges[1]; var n = entryRanges[1];
if (!isInt(first) || !isInt(n)) { if (!Number.isInteger(first) || !Number.isInteger(n)) {
throw new FormatError( throw new FormatError(
`Invalid XRef range fields: ${first}, ${n}`); `Invalid XRef range fields: ${first}, ${n}`);
} }
if (!isInt(typeFieldWidth) || !isInt(offsetFieldWidth) || if (!Number.isInteger(typeFieldWidth) ||
!isInt(generationFieldWidth)) { !Number.isInteger(offsetFieldWidth) ||
!Number.isInteger(generationFieldWidth)) {
throw new FormatError( throw new FormatError(
`Invalid XRef entry fields length: ${first}, ${n}`); `Invalid XRef entry fields length: ${first}, ${n}`);
} }
@ -1229,7 +1229,7 @@ var XRef = (function XRefClosure() {
// Recursively get other XRefs 'XRefStm', if any // Recursively get other XRefs 'XRefStm', if any
obj = dict.get('XRefStm'); obj = dict.get('XRefStm');
if (isInt(obj)) { if (Number.isInteger(obj)) {
var pos = obj; var pos = obj;
// ignore previously loaded xref streams // ignore previously loaded xref streams
// (possible infinite recursion) // (possible infinite recursion)
@ -1238,9 +1238,9 @@ var XRef = (function XRefClosure() {
this.startXRefQueue.push(pos); this.startXRefQueue.push(pos);
} }
} }
} else if (isInt(obj)) { } else if (Number.isInteger(obj)) {
// Parse in-stream XRef // Parse in-stream XRef
if (!isInt(parser.getObj()) || if (!Number.isInteger(parser.getObj()) ||
!isCmd(parser.getObj(), 'obj') || !isCmd(parser.getObj(), 'obj') ||
!isStream(obj = parser.getObj())) { !isStream(obj = parser.getObj())) {
throw new FormatError('Invalid XRef stream'); throw new FormatError('Invalid XRef stream');
@ -1258,7 +1258,7 @@ var XRef = (function XRefClosure() {
// Recursively get previous dictionary, if any // Recursively get previous dictionary, if any
obj = dict.get('Prev'); obj = dict.get('Prev');
if (isInt(obj)) { if (Number.isInteger(obj)) {
this.startXRefQueue.push(obj); this.startXRefQueue.push(obj);
} else if (isRef(obj)) { } else if (isRef(obj)) {
// The spec says Prev must not be a reference, i.e. "/Prev NNN" // The spec says Prev must not be a reference, i.e. "/Prev NNN"
@ -1386,7 +1386,7 @@ var XRef = (function XRefClosure() {
} }
var first = stream.dict.get('First'); var first = stream.dict.get('First');
var n = stream.dict.get('N'); var n = stream.dict.get('N');
if (!isInt(first) || !isInt(n)) { if (!Number.isInteger(first) || !Number.isInteger(n)) {
throw new FormatError( throw new FormatError(
'invalid first and n parameters for ObjStm stream'); 'invalid first and n parameters for ObjStm stream');
} }
@ -1396,13 +1396,13 @@ var XRef = (function XRefClosure() {
// read the object numbers to populate cache // read the object numbers to populate cache
for (i = 0; i < n; ++i) { for (i = 0; i < n; ++i) {
num = parser.getObj(); num = parser.getObj();
if (!isInt(num)) { if (!Number.isInteger(num)) {
throw new FormatError( throw new FormatError(
`invalid object number in the ObjStm stream: ${num}`); `invalid object number in the ObjStm stream: ${num}`);
} }
nums.push(num); nums.push(num);
var offset = parser.getObj(); var offset = parser.getObj();
if (!isInt(offset)) { if (!Number.isInteger(offset)) {
throw new FormatError( throw new FormatError(
`invalid object offset in the ObjStm stream: ${offset}`); `invalid object offset in the ObjStm stream: ${offset}`);
} }

17
src/core/parser.js
View File

@ -18,8 +18,8 @@ import {
JpegStream, JpxStream, LZWStream, NullStream, PredictorStream, RunLengthStream JpegStream, JpxStream, LZWStream, NullStream, PredictorStream, RunLengthStream
} from './stream'; } from './stream';
import { import {
assert, FormatError, info, isArray, isInt, isNum, isString, assert, FormatError, info, isArray, isNum, isString, MissingDataException,
MissingDataException, StreamType, warn StreamType, warn
} from '../shared/util'; } from '../shared/util';
import { import {
Cmd, Dict, EOF, isCmd, isDict, isEOF, isName, Name, Ref Cmd, Dict, EOF, isCmd, isDict, isEOF, isName, Name, Ref
@ -121,9 +121,9 @@ var Parser = (function ParserClosure() {
} }
} }
if (isInt(buf1)) { // indirect reference or integer if (Number.isInteger(buf1)) { // indirect reference or integer
var num = buf1; var num = buf1;
if (isInt(this.buf1) && isCmd(this.buf2, 'R')) { if (Number.isInteger(this.buf1) && isCmd(this.buf2, 'R')) {
var ref = new Ref(num, this.buf1); var ref = new Ref(num, this.buf1);
this.shift(); this.shift();
this.shift(); this.shift();
@ -456,7 +456,7 @@ var Parser = (function ParserClosure() {
// get length // get length
var length = dict.get('Length'); var length = dict.get('Length');
if (!isInt(length)) { if (!Number.isInteger(length)) {
info('Bad ' + length + ' attribute in stream'); info('Bad ' + length + ' attribute in stream');
length = 0; length = 0;
} }
@ -1069,7 +1069,7 @@ var Linearization = {
create: function LinearizationCreate(stream) { create: function LinearizationCreate(stream) {
function getInt(name, allowZeroValue) { function getInt(name, allowZeroValue) {
var obj = linDict.get(name); var obj = linDict.get(name);
if (isInt(obj) && (allowZeroValue ? obj >= 0 : obj > 0)) { if (Number.isInteger(obj) && (allowZeroValue ? obj >= 0 : obj > 0)) {
return obj; return obj;
} }
throw new Error('The "' + name + '" parameter in the linearization ' + throw new Error('The "' + name + '" parameter in the linearization ' +
@ -1080,7 +1080,7 @@ var Linearization = {
if (isArray(hints) && if (isArray(hints) &&
((hintsLength = hints.length) === 2 || hintsLength === 4)) { ((hintsLength = hints.length) === 2 || hintsLength === 4)) {
for (var index = 0; index < hintsLength; index++) { for (var index = 0; index < hintsLength; index++) {
if (!(isInt(item = hints[index]) && item > 0)) { if (!(Number.isInteger(item = hints[index]) && item > 0)) {
throw new Error('Hint (' + index + throw new Error('Hint (' + index +
') in the linearization dictionary is invalid.'); ') in the linearization dictionary is invalid.');
} }
@ -1095,7 +1095,8 @@ var Linearization = {
var obj3 = parser.getObj(); var obj3 = parser.getObj();
var linDict = parser.getObj(); var linDict = parser.getObj();
var obj, length; var obj, length;
if (!(isInt(obj1) && isInt(obj2) && isCmd(obj3, 'obj') && isDict(linDict) && if (!(Number.isInteger(obj1) && Number.isInteger(obj2) &&
isCmd(obj3, 'obj') && isDict(linDict) &&
isNum(obj = linDict.get('Linearized')) && obj > 0)) { isNum(obj = linDict.get('Linearized')) && obj > 0)) {
return null; // No valid linearization dictionary found. return null; // No valid linearization dictionary found.
} else if ((length = getInt('L')) !== stream.length) { } else if ((length = getInt('L')) !== stream.length) {

4
src/core/stream.js
View File

@ -14,7 +14,7 @@
*/ */
import { import {
createObjectURL, FormatError, info, isArray, isInt, isSpace, shadow, Util createObjectURL, FormatError, info, isArray, isSpace, shadow, Util
} from '../shared/util'; } from '../shared/util';
import { Dict, isDict, isStream } from './primitives'; import { Dict, isDict, isStream } from './primitives';
import { Jbig2Image } from './jbig2'; import { Jbig2Image } from './jbig2';
@ -927,7 +927,7 @@ var JpegStream = (function JpegStreamClosure() {
// Fetching the 'ColorTransform' entry, if it exists. // Fetching the 'ColorTransform' entry, if it exists.
if (isDict(this.params)) { if (isDict(this.params)) {
var colorTransform = this.params.get('ColorTransform'); var colorTransform = this.params.get('ColorTransform');
if (isInt(colorTransform)) { if (Number.isInteger(colorTransform)) {
jpegImage.colorTransform = colorTransform; jpegImage.colorTransform = colorTransform;
} }
} }

13
src/display/api.js
View File

@ -15,11 +15,11 @@
/* globals requirejs, __non_webpack_require__ */ /* globals requirejs, __non_webpack_require__ */
import { import {
assert, createPromiseCapability, deprecated, getVerbosityLevel, assert, createPromiseCapability, deprecated, getVerbosityLevel, info,
info, InvalidPDFException, isArrayBuffer, isInt, isSameOrigin, InvalidPDFException, isArrayBuffer, isSameOrigin, loadJpegStream,
loadJpegStream, MessageHandler, MissingPDFException, NativeImageDecoding, MessageHandler, MissingPDFException, NativeImageDecoding, PageViewport,
PageViewport, PasswordException, StatTimer, stringToBytes, PasswordException, StatTimer, stringToBytes, UnexpectedResponseException,
UnexpectedResponseException, UnknownErrorException, Util, warn UnknownErrorException, Util, warn
} from '../shared/util'; } from '../shared/util';
import { import {
DOMCanvasFactory, DOMCMapReaderFactory, getDefaultSetting, DOMCanvasFactory, DOMCMapReaderFactory, getDefaultSetting,
@ -1986,7 +1986,8 @@ var WorkerTransport = (function WorkerTransportClosure() {
}, },
getPage: function WorkerTransport_getPage(pageNumber, capability) { getPage: function WorkerTransport_getPage(pageNumber, capability) {
if (!isInt(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) { if (!Number.isInteger(pageNumber) ||
pageNumber <= 0 || pageNumber > this.numPages) {
return Promise.reject(new Error('Invalid page request')); return Promise.reject(new Error('Invalid page request'));
} }

13
src/display/network_utils.js
View File

@ -13,7 +13,8 @@
* limitations under the License. * limitations under the License.
*/ */
import { assert, isInt, MissingPDFException, UnexpectedResponseException import {
assert, MissingPDFException, UnexpectedResponseException
} from '../shared/util'; } from '../shared/util';
function validateRangeRequestCapabilities({ getResponseHeader, isHttp, function validateRangeRequestCapabilities({ getResponseHeader, isHttp,
@ -35,17 +36,15 @@ function validateRangeRequestCapabilities({ getResponseHeader, isHttp,
return returnValues; return returnValues;
} }
let length = getResponseHeader('Content-Length'); let length = parseInt(getResponseHeader('Content-Length'), 10);
length = parseInt(length, 10); if (!Number.isInteger(length)) {
if (!isInt(length)) {
return returnValues; return returnValues;
} }
returnValues.suggestedLength = length; returnValues.suggestedLength = length;
if (length <= 2 * rangeChunkSize) { if (length <= 2 * rangeChunkSize) {
// The file size is smaller than the size of two chunks, so it does // The file size is smaller than the size of two chunks, so it does not
// not make any sense to abort the request and retry with a range // make any sense to abort the request and retry with a range request.
// request.
return returnValues; return returnValues;
} }

7
src/shared/util.js
View File

@ -817,7 +817,7 @@ var Util = (function UtilClosure() {
* @return {string} The resulting Roman number. * @return {string} The resulting Roman number.
*/ */
Util.toRoman = function Util_toRoman(number, lowerCase) { Util.toRoman = function Util_toRoman(number, lowerCase) {
assert(isInt(number) && number > 0, assert(Number.isInteger(number) && number > 0,
'The number should be a positive integer.'); 'The number should be a positive integer.');
var pos, romanBuf = []; var pos, romanBuf = [];
// Thousands // Thousands
@ -1075,10 +1075,6 @@ function isBool(v) {
return typeof v === 'boolean'; return typeof v === 'boolean';
} }
function isInt(v) {
return typeof v === 'number' && ((v | 0) === v);
}
function isNum(v) { function isNum(v) {
return typeof v === 'number'; return typeof v === 'number';
} }
@ -1703,7 +1699,6 @@ export {
isArrayBuffer, isArrayBuffer,
isBool, isBool,
isEmptyObj, isEmptyObj,
isInt,
isNum, isNum,
isString, isString,
isSpace, isSpace,

3
test/unit/fonts_spec.js
View File

@ -16,7 +16,6 @@
import { import {
PRIVATE_USE_OFFSET_END, PRIVATE_USE_OFFSET_START, ProblematicCharRanges PRIVATE_USE_OFFSET_END, PRIVATE_USE_OFFSET_START, ProblematicCharRanges
} from '../../src/core/fonts'; } from '../../src/core/fonts';
import { isInt } from '../../src/shared/util';
/** /**
* Used to validate the entries in `ProblematicCharRanges`, and to ensure that * Used to validate the entries in `ProblematicCharRanges`, and to ensure that
@ -41,7 +40,7 @@ var checkProblematicCharRanges = function checkProblematicCharRanges() {
lower: ProblematicCharRanges[i], lower: ProblematicCharRanges[i],
upper: ProblematicCharRanges[i + 1], upper: ProblematicCharRanges[i + 1],
}; };
if (!isInt(limits.lower) || !isInt(limits.upper)) { if (!Number.isInteger(limits.lower) || !Number.isInteger(limits.upper)) {
throw new Error('Range endpoints must be integers: ' + throw new Error('Range endpoints must be integers: ' +
printRange(limits)); printRange(limits));
} }