stimulsoft-forms
Version:
Stimulsoft PDF Forms
89 lines (88 loc) • 14 kB
JavaScript
/*
{*******************************************************************}
{ }
{ }
{ }
{ Copyright (C) Stimulsoft }
{ ALL RIGHTS RESERVED }
{ }
{ The entire contents of this file is protected by U.S. and }
{ International Copyright Laws. Unauthorized reproduction, }
{ reverse-engineering, and distribution of all or any portion of }
{ the code contained in this file is strictly prohibited and may }
{ result in severe civil and criminal penalties and will be }
{ prosecuted to the maximum extent possible under the law. }
{ }
{ RESTRICTIONS }
{ }
{ THIS SOURCE CODE AND ALL RESULTING INTERMEDIATE FILES }
{ ARE CONFIDENTIAL AND PROPRIETARY }
{ TRADE SECRETS OF Stimulsoft }
{ }
{ CONSULT THE END USER LICENSE AGREEMENT FOR INFORMATION ON }
{ ADDITIONAL RESTRICTIONS. }
{ }
{*******************************************************************}
*/
import { Chars } from "./Chars";
import { UnicodeCategory } from "./UnicodeCategory";
export class Char {
static isUpper(char, index = 0) {
let cat = this.getUnicodeCategory(char, index);
return (cat == UnicodeCategory.UppercaseLetter);
}
static isLower(char, index = 0) {
let cat = this.getUnicodeCategory(char, index);
return (cat == UnicodeCategory.LowercaseLetter);
}
static isLetter(char, index = 0) {
let cat = this.getUnicodeCategory(char, index);
return this.checkLetter(cat);
}
static isDigit(char, index = 0) {
if (char != null && typeof char == "number") {
let cat = Chars.getUnicodeCategory(char);
return (cat == UnicodeCategory.DecimalDigitNumber);
}
let cat = this.getUnicodeCategory(char, index);
return (cat == UnicodeCategory.DecimalDigitNumber);
}
static isLetterOrDigit(char, index = 0) {
let cat = this.getUnicodeCategory(char, index);
return this.checkLetter(cat) || cat == UnicodeCategory.DecimalDigitNumber;
}
static toLower(char) {
return char.toLocaleLowerCase();
}
static toUpper(char) {
return char.toLocaleUpperCase();
}
static isWhitespace(char, index = 0, allowNbsp = true) {
if (char == null || char.length < index + 1)
return false;
let code = char.charCodeAt(index);
if ((code == 0x20) || (code >= 0x09 && code <= 0x0d) || (code == 0xa0 && allowNbsp) || code == 0x85)
return true;
let cat = Chars.getUnicodeCategory(code);
return cat == UnicodeCategory.SpaceSeparator ||
cat == UnicodeCategory.LineSeparator ||
cat == UnicodeCategory.ParagraphSeparator;
}
static checkLetter(uc) {
return uc == UnicodeCategory.UppercaseLetter ||
uc == UnicodeCategory.LowercaseLetter ||
uc == UnicodeCategory.TitlecaseLetter ||
uc == UnicodeCategory.ModifierLetter ||
uc == UnicodeCategory.OtherLetter;
}
static getUnicodeCategory(char, index = 0) {
if (char == null || char.length < index + 1)
return UnicodeCategory.OtherNotAssigned;
let code = char.charCodeAt(index);
return Chars.getUnicodeCategory(code);
}
static isControl(char, index = 0) {
return Char.getUnicodeCategory(char, index) == UnicodeCategory.Control;
}
}
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Unauthorized reproduction,        }\r\n{   reverse-engineering, and distribution of all or any portion of  }\r\n{   the code contained in this file is strictly prohibited and may  }\r\n{   result in severe civil and criminal penalties and will be       }\r\n{   prosecuted to the maximum extent possible under the law.        }\r\n{                                                                   }\r\n{   RESTRICTIONS                                                    }\r\n{                                                                   }\r\n{   THIS SOURCE CODE AND ALL RESULTING INTERMEDIATE FILES           }\r\n{   ARE CONFIDENTIAL AND PROPRIETARY                                }\r\n{   TRADE SECRETS OF Stimulsoft                                     }\r\n{                                                                   }\r\n{   CONSULT THE END USER LICENSE AGREEMENT FOR INFORMATION ON       }\r\n{   ADDITIONAL RESTRICTIONS.                                        }\r\n{                                                                   }\r\n{*******************************************************************}\r\n*/\r\n\r\n\r\nimport { Chars } from \"./Chars\";\r\nimport { UnicodeCategory } from \"./UnicodeCategory\";\r\n\r\nexport class Char {\r\n\r\n  static isUpper(char: string, index = 0): boolean {\r\n    let cat: number = this.getUnicodeCategory(char, index);\r\n    return (cat == UnicodeCategory.UppercaseLetter);\r\n  }\r\n\r\n  static isLower(char: string, index = 0): boolean {\r\n    let cat: number = this.getUnicodeCategory(char, index);\r\n    return (cat == UnicodeCategory.LowercaseLetter);\r\n  }\r\n\r\n  static isLetter(char: string, index = 0): boolean {\r\n    let cat: number = this.getUnicodeCategory(char, index);\r\n    return this.checkLetter(cat);\r\n  }\r\n\r\n  static isDigit(char: string | number, index = 0): boolean {\r\n    if (char != null && typeof char == \"number\") {\r\n      let cat: number = Chars.getUnicodeCategory(char);\r\n      return (cat == UnicodeCategory.DecimalDigitNumber);\r\n    }\r\n    let cat: number = this.getUnicodeCategory(<string>char, index);\r\n    return (cat == UnicodeCategory.DecimalDigitNumber);\r\n  }\r\n\r\n  static isLetterOrDigit(char: string, index = 0): boolean {\r\n    let cat: number = this.getUnicodeCategory(char, index);\r\n    return this.checkLetter(cat) || cat == UnicodeCategory.DecimalDigitNumber;\r\n  }\r\n\r\n  static toLower(char: string): string {\r\n    return char.toLocaleLowerCase();\r\n  }\r\n\r\n  static toUpper(char: string): string {\r\n    return char.toLocaleUpperCase();\r\n  }\r\n\r\n  static isWhitespace(char: string, index = 0, allowNbsp = true): boolean {\r\n    if (char == null || char.length < index + 1) return false;\r\n    let code: number = char.charCodeAt(index);\r\n    if ((code == 0x20) || (code >= 0x09 && code <= 0x0d) || (code == 0xa0 && allowNbsp) || code == 0x85) return true;\r\n    let cat: number = Chars.getUnicodeCategory(code);\r\n    return cat == UnicodeCategory.SpaceSeparator ||\r\n      cat == UnicodeCategory.LineSeparator ||\r\n      cat == UnicodeCategory.ParagraphSeparator;\r\n  }\r\n\r\n  private static checkLetter(uc: UnicodeCategory) {\r\n    return uc == UnicodeCategory.UppercaseLetter ||\r\n      uc == UnicodeCategory.LowercaseLetter ||\r\n      uc == UnicodeCategory.TitlecaseLetter ||\r\n      uc == UnicodeCategory.ModifierLetter ||\r\n      uc == UnicodeCategory.OtherLetter;\r\n  }\r\n\r\n  static getUnicodeCategory(char: string, index = 0): number {\r\n    if (char == null || char.length < index + 1) return UnicodeCategory.OtherNotAssigned;\r\n    let code: number = char.charCodeAt(index);\r\n    return Chars.getUnicodeCategory(code);\r\n  }\r\n\r\n  static isControl(char: string, index = 0): boolean {\r\n    return Char.getUnicodeCategory(char, index) == UnicodeCategory.Control;\r\n  }\r\n\r\n  // private static isLatin(char: number): boolean {\r\n  //    return char <= 0x00FF;\r\n  // }\r\n\r\n}\r\n\r\n"]}