src/virama.ts - Code Metrics - thixpin/Virama-JS - Measure and Improve Code Quality continuously with Scrutinizer

src/virama.ts A
last analyzed 2019-07-29 08:19 UTC

↳ Parent: Project

Complexity

Total Complexity	12
Complexity/F	0

Size

Lines of Code	914
Function Count	0

Duplication

Duplicated Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	693
dl	0
loc	914
rs	9.907
c	0
b	0
f	0
wmc	12
mnd	12
bc	12
fnc	0
bpm	0
cpm	0
noi	0

const testerID: string = 'fontTester';
let browserFont: string;

const addTestDivToBody = () => {
  const newDiv = document.createElement('div');
  newDiv.style.cssText =
    'position:absolute;width:100%;opacity:0.3;z-index:-10; top: -50px; height: 20px; display: none';
  newDiv.id = testerID;
  const spanCss = 'font-family: initial; margin: 0; padding: 0; font-size: 20px; line-height: 20px; height: 20px;';
  const testSpans =
    '<span style="' +
    spanCss +
    '" id="one_ka">&#x1000;</span>\n' +
    '<span style="' +
    spanCss +
    '" id="two_ka">&#x1000;&#x1039;&#x1000;</span>\n';
  newDiv.innerHTML = testSpans;
  document.body.appendChild(newDiv);

  return true;
};

const detectBrowserFont = (): string => {
  const testDiv = document.getElementById(testerID);
  if (testDiv) {
    testDiv.style.display = '';
  }
  const oneKa = document.getElementById('one_ka');
  const twoKa = document.getElementById('two_ka');

  if (oneKa && twoKa) {
    browserFont = oneKa.offsetWidth * 1.5 > twoKa.offsetWidth ? 'Unicode' : 'Zawgyi';
    if (testDiv) {
      testDiv.style.display = 'none';
    }
  }

  return browserFont;
};

const init = async () => {
  if (document.getElementById(testerID)) {
    browserFont = detectBrowserFont();
  } else {
    await addTestDivToBody();
    browserFont = detectBrowserFont();
  }
};
init();

const replaceWithRule = (rule: any[], output: string): string => {
  const maxLoop = rule.length;
  for (let i = 0; i < maxLoop; i++) {
    const data = rule[i];
    const from = data.from;
    const to = data.to;

    const fromRegex = new RegExp(from, 'g');
    output = output.replace(fromRegex, to);
  }

  return output;
};

export const getBrowserFont = (): string => {
  return browserFont;
};

export const isMyanmarText = (text: string): boolean => {
  const MyanmarReg = new RegExp('[\u1000-\u1021]');
  return MyanmarReg.test(text) ? true : false;
};

export const uni2zg = (output: string): string => {
  if (!isMyanmarText(output)) {
    return output;
  }

  const rule = [
    {
      from: '\u1004\u103a\u1039',
      to: '\u1064',
    },
    {
      from: '\u1039\u1010\u103d',
      to: '\u1096',
    },
    {
      from: '\u102b\u103a',
      to: '\u105a',
    },
    {
      from: '\u100b\u1039\u100c',
      to: '\u1092',
    },
    {
      from: '\u102d\u1036',
      to: '\u108e',
    },
    {
      from: '\u104e\u1004\u103a\u1038',
      to: '\u104e',
    },
    {
      from: '[\u1025\u1009](?=[\u1039\u102f\u1030])',
      to: '\u106a',
    },
    {
      from: '[\u1025\u1009](?=[\u1037]?[\u103a])',
      to: '\u1025',
    },
    {
      from: '\u100a(?=[\u1039\u103d])',
      to: '\u106b',
    },
    {
      from: '(\u1039[\u1000-\u1021])(\u102D){0,1}\u102f',
      to: '$1$2\u1033',
    },
    {
      from: '(\u1039[\u1000-\u1021])\u1030',
      to: '$1\u1034',
    },
    {
      from: '\u1014(?=[\u102d\u102e\u103a]?[\u102f\u1030\u103d\u103e\u1039])',
      to: '\u108f',
    },
    {
      from: '\u1014\u103c',
      to: '\u108f\u103c',
    },
    {
      from: '\u1039\u1000',
      to: '\u1060',
    },
    {
      from: '\u1039\u1001',
      to: '\u1061',
    },
    {
      from: '\u1039\u1002',
      to: '\u1062',
    },
    {
      from: '\u1039\u1003',
      to: '\u1063',
    },
    {
      from: '\u1039\u1005',
      to: '\u1065',
    },
    {
      from: '\u1039\u1006',
      to: '\u1066',
    },
    {
      from: '\u1039\u1007',
      to: '\u1068',
    },
    {
      from: '\u1039\u1008',
      to: '\u1069',
    },
    {
      from: '\u1039\u100b',
      to: '\u106c',
    },
    {
      from: '\u1039\u100c',
      to: '\u106d',
    },
    {
      from: '\u100d\u1039\u100d',
      to: '\u106e',
    },
    {
      from: '\u100e\u1039\u100d',
      to: '\u106f',
    },
    {
      from: '\u1039\u100f',
      to: '\u1070',
    },
    {
      from: '\u1039\u1010',
      to: '\u1071',
    },
    {
      from: '\u1039\u1011',
      to: '\u1073',
    },
    {
      from: '\u1039\u1012',
      to: '\u1075',
    },
    {
      from: '\u1039\u1013',
      to: '\u1076',
    },
    {
      from: '\u1039[\u1014\u108f]',
      to: '\u1077',
    },
    {
      from: '\u1039\u1015',
      to: '\u1078',
    },
    {
      from: '\u1039\u1016',
      to: '\u1079',
    },
    {
      from: '\u1039\u1017',
      to: '\u107a',
    },
    {
      from: '\u1039\u1018',
      to: '\u107b',
    },
    {
      from: '\u1039\u1019',
      to: '\u107c',
    },
    {
      from: '\u1039\u101c',
      to: '\u1085',
    },
    {
      from: '\u103f',
      to: '\u1086',
    },
    {
      from: '\u103d\u103e',
      to: '\u108a',
    },
    {
      from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)\u102d',
      to: '$2$3\u108b',
    },
    {
      from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)\u102e',
      to: '$2$3\u108c',
    },
    {
      from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)\u1036',
      to: '$2$3\u108d',
    },
    {
      from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)([\u1031]?)',
      to: '$2$3$4$1',
    },
    {
      from: '\u101b(?=([\u102d\u102e]?)[\u102f\u1030\u103d\u108a])',
      to: '\u1090',
    },
    {
      from: '\u100f\u1039\u100d',
      to: '\u1091',
    },
    {
      from: '\u100b\u1039\u100b',
      to: '\u1097',
    },
    {
      from:
        '([\u1000-\u1021\u108f\u1029\u1090])([\u1060-\u1069\u106c\u106d\u1070-\u107c\u1085\u108a])?([\u103b-\u103e]*)?\u1031',
      to: '\u1031$1$2$3',
    },
    {
      from: '\u103c\u103e',
      to: '\u103c\u1087',
    },
    {
      from: '([\u1000-\u1021\u108f\u1029])([\u1060-\u1069\u106c\u106d\u1070-\u107c\u1085])?(\u103c)',
      to: '$3$1$2',
    },
    {
      from: '\u103a',
      to: '\u1039',
    },
    {
      from: '\u103b',
      to: '\u103a',
    },
    {
      from: '\u103c',
      to: '\u103b',
    },
    {
      from: '\u103d',
      to: '\u103c',
    },
    {
      from: '\u103e',
      to: '\u103d',
    },
    {
      from: '([^\u103a\u100a])\u103d([\u102d\u102e]?)\u102f',
      to: '$1\u1088$2',
    },
    {
      from:
        '([\u101b\u103a\u103c\u108a\u1088\u1090])([\u1030\u103d])?([\u1032\u1036\u1039\u102d\u102e\u108b\u108c\u108d\u108e]?)(\u102f)?\u1037',
      to: '$1$2$3$4\u1095',
    },
    {
      from: '([\u102f\u1014\u1030\u103d])([\u1032\u1036\u1039\u102d\u102e\u108b\u108c\u108d\u108e]?)\u1037',
      to: '$1$2\u1094',
    },
    {
      from: '([\u103b])([\u1000-\u1021])([\u1087]?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u102f',
      to: '$1$2$3$4\u1033',
    },
    {
      from: '([\u103b])([\u1000-\u1021])([\u1087]?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u1030',
      to: '$1$2$3$4\u1034',
    },
    {
      from: '([\u103a\u103c\u100a\u1020\u1025])([\u103d]?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u102f',
      to: '$1$2$3\u1033',
    },
    {
      from: '([\u103a\u103c\u100a\u101b])(\u103d?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u1030',
      to: '$1$2$3\u1034',
    },
    {
      from: '\u100a\u103d',
      to: '\u100a\u1087',
    },
    {
      from: '\u103d\u1030',
      to: '\u1089',
    },
    {
      from: '\u103b([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])',
      to: '\u107e$1',
    },
    {
      from:
        '\u107e([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])([\u103c\u108a])([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
      to: '\u1084$1$2$3',
    },
    {
      from: '\u107e([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])([\u103c\u108a])',
      to: '\u1082$1$2',
    },
    {
      from:
        '\u107e([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])([\u1033\u1034]?)([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
      to: '\u1080$1$2$3',
    },
    {
      from: '\u103b([\u1000-\u1021])([\u103c\u108a])([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
      to: '\u1083$1$2$3',
    },
    {
      from: '\u103b([\u1000-\u1021])([\u103c\u108a])',
      to: '\u1081$1$2',
    },
    {
      from: '\u103b([\u1000-\u1021])([\u1033\u1034]?)([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
      to: '\u107f$1$2$3',
    },
    {
      from: '\u103a\u103d',
      to: '\u103d\u103a',
    },
    {
      from: '\u103a([\u103c\u108a])',
      to: '$1\u107d',
    },
    {
      from: '([\u1033\u1034])(\u1036?)\u1094',
      to: '$1$2\u1095',
    },
    {
      from: '\u108F\u1071',
      to: '\u108F\u1072',
    },
    {
      from: '([\u1000-\u1021])([\u107B\u1066])\u102C',
      to: '$1\u102C$2',
    },
    {
      from: '\u102C([\u107B\u1066])\u1037',
      to: '\u102C$1\u1094',
    },
  ];
  return replaceWithRule(rule, output);
};

export const zg2uni = (output: string): string => {
  if (!isMyanmarText(output)) {
    return output;
  }

  const rule = [
    {
      from: '\u102f\u102f',
      to: '\u102f',
    },
    {
      from: '\u200B',
      to: '',
    },
    {
      from: '(\u103d|\u1087)',
      to: '\u103e',
    },
    {
      from: '\u103c',
      to: '\u103d',
    },
    {
      from: '(\u103b|\u107e|\u107f|\u1080|\u1081|\u1082|\u1083|\u1084)',
      to: '\u103c',
    },
    {
      from: '(\u103a|\u107d)',
      to: '\u103b',
    },
    {
      from: '\u1039',
      to: '\u103a',
    },
    {
      from: '(\u1066|\u1067)',
      to: '\u1039\u1006',
    },
    {
      from: '\u106a',
      to: '\u1009',
    },
    {
      from: '\u106b',
      to: '\u100a',
    },
    {
      from: '\u106c',
      to: '\u1039\u100b',
    },
    {
      from: '\u106d',
      to: '\u1039\u100c',
    },
    {
      from: '\u106e',
      to: '\u100d\u1039\u100d',
    },
    {
      from: '\u106f',
      to: '\u100d\u1039\u100e',
    },
    {
      from: '\u1070',
      to: '\u1039\u100f',
    },
    {
      from: '(\u1071|\u1072)',
      to: '\u1039\u1010',
    },
    {
      from: '\u1060',
      to: '\u1039\u1000',
    },
    {
      from: '\u1061',
      to: '\u1039\u1001',
    },
    {
      from: '\u1062',
      to: '\u1039\u1002',
    },
    {
      from: '\u1063',
      to: '\u1039\u1003',
    },
    {
      from: '\u1065',
      to: '\u1039\u1005',
    },
    {
      from: '\u1068',
      to: '\u1039\u1007',
    },
    {
      from: '\u1069',
      to: '\u1039\u1008',
    },
    {
      from: '(\u1073|\u1074)',
      to: '\u1039\u1011',
    },
    {
      from: '\u1075',
      to: '\u1039\u1012',
    },
    {
      from: '\u1076',
      to: '\u1039\u1013',
    },
    {
      from: '\u1077',
      to: '\u1039\u1014',
    },
    {
      from: '\u1078',
      to: '\u1039\u1015',
    },
    {
      from: '\u1079',
      to: '\u1039\u1016',
    },
    {
      from: '\u107a',
      to: '\u1039\u1017',
    },
    {
      from: '\u107c',
      to: '\u1039\u1019',
    },
    {
      from: '\u1085',
      to: '\u1039\u101c',
    },
    {
      from: '\u1033',
      to: '\u102f',
    },
    {
      from: '\u1034',
      to: '\u1030',
    },
    {
      from: '\u103f',
      to: '\u1030',
    },
    {
      from: '\u1086',
      to: '\u103f',
    },
    {
      from: '\u1036\u1088',
      to: '\u1088\u1036',
    },
    {
      from: '\u1088',
      to: '\u103e\u102f',
    },
    {
      from: '\u1089',
      to: '\u103e\u1030',
    },
    {
      from: '\u108a',
      to: '\u103d\u103e',
    },
    {
      from: '\u103B\u1064',
      to: '\u1064\u103B',
    },
    {
      from: '(\u1031)?([\u1000-\u1021])\u1064',
      to: '\u1004\u103a\u1039$1$2',
    },
    {
      from: '(\u1031)?([\u1000-\u1021])\u108b',
      to: '\u1004\u103a\u1039$1$2\u102d',
    },
    {
      from: '(\u1031)?([\u1000-\u1021])\u108c',
      to: '\u1004\u103a\u1039$1$2\u102e',
    },
    {
      from: '(\u1031)?([\u1000-\u1021])\u108d',
      to: '\u1004\u103a\u1039$1$2\u1036',
    },
    {
      from: '\u108e',
      to: '\u102d\u1036',
    },
    {
      from: '\u108f',
      to: '\u1014',
    },
    {
      from: '\u1090',
      to: '\u101b',
    },
    {
      from: '\u1091',
      to: '\u100f\u1039\u100d',
    },
    {
      from: '\u1019\u102c(\u107b|\u1093)',
      to: '\u1019\u1039\u1018\u102c',
    },
    {
      from: '(\u107b|\u1093)',
      to: '\u1039\u1018',
    },
    {
      from: '(\u1094|\u1095)',
      to: '\u1037',
    },
    {
      from: '([\u1000-\u1021])\u1037\u1032',
      to: '$1\u1032\u1037',
    },
    {
      from: '\u1096',
      to: '\u1039\u1010\u103d',
    },
    {
      from: '\u1097',
      to: '\u100b\u1039\u100b',
    },
    {
      from: '\u103c([\u1000-\u1021])([\u1000-\u1021])?',
      to: '$1\u103c$2',
    },
    {
      from: '([\u1000-\u1021])\u103c\u103a',
      to: '\u103c$1\u103a',
    },
    {
      from: '\u1047(?=[\u102c-\u1030\u1032\u1036-\u1038\u103d\u1038])',
      to: '\u101b',
    },
    {
      from: '\u1031\u1047',
      to: '\u1031\u101b',
    },
    {
      from: '\u1040(\u102e|\u102f|\u102d\u102f|\u1030|\u1036|\u103d|\u103e)',
      to: '\u101d$1',
    },
    {
      from: '([^\u1040\u1041\u1042\u1043\u1044\u1045\u1046\u1047\u1048\u1049])\u1040\u102b',
      to: '$1\u101d\u102b',
    },
    {
      from: '([\u1040\u1041\u1042\u1043\u1044\u1045\u1046\u1047\u1048\u1049])\u1040\u102b(?!\u1038)',
      to: '$1\u101d\u102b',
    },
    {
      from: '^\u1040(?=\u102b)',
      to: '\u101d',
    },
    {
      from: '\u1040\u102d(?!\u0020?/)',
      to: '\u101d\u102d',
    },
    {
      from: '([^\u1040-\u1049])\u1040([^\u1040-\u1049\u0020]|[\u104a\u104b])',
      to: '$1\u101d$2',
    },
    {
      from: '([^\u1040-\u1049])\u1040(?=[\\f\\n\\r])',
      to: '$1\u101d',
    },
    {
      from: '([^\u1040-\u1049])\u1040$',
      to: '$1\u101d',
    },
    {
      from: '\u1031([\u1000-\u1021])(\u103e)?(\u103b)?',
      to: '$1$2$3\u1031',
    },
    {
      from: '([\u1000-\u1021])\u1031([\u103b\u103c\u103d\u103e]+)',
      to: '$1$2\u1031',
    },
    {
      from: '\u1032\u103d',
      to: '\u103d\u1032',
    },
    {
      from: '([\u102d\u102e])\u103b',
      to: '\u103b$1',
    },
    {
      from: '\u103d\u103b',
      to: '\u103b\u103d',
    },
    {
      from: '\u103a\u1037',
      to: '\u1037\u103a',
    },
    {
      from: '\u102f(\u102d|\u102e|\u1036|\u1037)\u102f',
      to: '\u102f$1',
    },
    {
      from: '(\u102f|\u1030)(\u102d|\u102e)',
      to: '$2$1',
    },
    {
      from: '(\u103e)(\u103b|\u103c)',
      to: '$2$1',
    },
    {
      from: '\u1025(?=[\u1037]?[\u103a\u102c])',
      to: '\u1009',
    },
    {
      from: '\u1025\u102e',
      to: '\u1026',
    },
    {
      from: '\u1005\u103b',
      to: '\u1008',
    },
    {
      from: '\u1036(\u102f|\u1030)',
      to: '$1\u1036',
    },
    {
      from: '\u1031\u1037\u103e',
      to: '\u103e\u1031\u1037',
    },
    {
      from: '\u1031\u103e\u102c',
      to: '\u103e\u1031\u102c',
    },
    {
      from: '\u105a',
      to: '\u102b\u103a',
    },
    {
      from: '\u1031\u103b\u103e',
      to: '\u103b\u103e\u1031',
    },
    {
      from: '(\u102d|\u102e)(\u103d|\u103e)',
      to: '$2$1',
    },
    {
      from: '\u102c\u1039([\u1000-\u1021])',
      to: '\u1039$1\u102c',
    },
    {
      from: '\u103c\u1004\u103a\u1039([\u1000-\u1021])',
      to: '\u1004\u103a\u1039$1\u103c',
    },
    {
      from: '\u1039\u103c\u103a\u1039([\u1000-\u1021])',
      to: '\u103a\u1039$1\u103c',
    },
    {
      from: '\u103c\u1039([\u1000-\u1021])',
      to: '\u1039$1\u103c',
    },
    {
      from: '\u1036\u1039([\u1000-\u1021])',
      to: '\u1039$1\u1036',
    },
    {
      from: '\u1092',
      to: '\u100b\u1039\u100c',
    },
    {
      from: '\u104e',
      to: '\u104e\u1004\u103a\u1038',
    },
    {
      from: '\u1040(\u102b|\u102c|\u1036)',
      to: '\u101d$1',
    },
    {
      from: '\u1025\u1039',
      to: '\u1009\u1039',
    },
    {
      from: '([\u1000-\u1021])\u103c\u1031\u103d',
      to: '$1\u103c\u103d\u1031',
    },
    {
      from: '([\u1000-\u1021])\u103b\u1031\u103d(\u103e)?',
      to: '$1\u103b\u103d$2\u1031',
    },
    {
      from: '([\u1000-\u1021])\u103d\u1031\u103b',
      to: '$1\u103b\u103d\u1031',
    },
    {
      from: '([\u1000-\u1021])\u1031(\u1039[\u1000-\u1021])',
      to: '$1$2\u1031',
    },
    {
      from: '\u1038\u103a',
      to: '\u103a\u1038',
    },
    {
      from: '\u102d\u103a|\u103a\u102d',
      to: '\u102d',
    },
    {
      from: '\u102d\u102f\u103a',
      to: '\u102d\u102f',
    },
    {
      from: '\u0020\u1037',
      to: '\u1037',
    },
    {
      from: '\u1037\u1036',
      to: '\u1036\u1037',
    },
    {
      from: ' \u1037',
      to: '\u1037',
    },
    {
      from: '[\u102d]+',
      to: '\u102d',
    },
    {
      from: '[\u103a]+',
      to: '\u103a',
    },
    {
      from: '[\u103d]+',
      to: '\u103d',
    },
    {
      from: '[\u1037]+',
      to: '\u1037',
    },
    {
      from: '[\u102e]+',
      to: '\u102e',
    },
    {
      from: '\u102d\u102e|\u102e\u102d',
      to: '\u102e',
    },
    {
      from: '\u102f\u102d',
      to: '\u102d\u102f',
    },
    {
      from: '\u1037\u1037',
      to: '\u1037',
    },
    {
      from: '\u1032\u1032',
      to: '\u1032',
    },
    {
      from: '\u1044\u1004\u103a\u1038',
      to: '\u104E\u1004\u103a\u1038',
    },
    {
      from: '([\u102d\u102e])\u1039([\u1000-\u1021])',
      to: '\u1039$2$1',
    },
    {
      from: '\u1036\u103d',
      to: '\u103d\u1036',
    },
  ];
  return replaceWithRule(rule, output);
};

const uniNormalize = (output: string): string => {
  if (!isMyanmarText(output)) {
    return output;
  }

  const rule = [
    {
      from: '\u1025\u1013',
      to: '\u1026',
    },
    {
      from: '\u101e\u103c',
      to: '\u1029',
    },
    {
      from: '\u101e\u103c\u1031\u102c\u103A',
      to: '\u102A',
    },
    {
      from: '\u102F\u102D',
      to: '\u102D\u102F',
    },
  ];
  return replaceWithRule(rule, output);
};

export const isUnicodeUser = (): boolean => {
  return getBrowserFont() === 'Unicode';
};

export const textToWrite = (output: string): string => {
  return isUnicodeUser() ? uniNormalize(output) : uniNormalize(zg2uni(output));
};

export const textToRead = (output: string): string => {
  return isUnicodeUser() ? output : uni2zg(output);
};

export const Virama = {
  getBrowserFont,
  init,
  isMyanmarText,
  isUnicodeUser,
  textToRead,
  textToWrite,
  uni2zg,
  zg2uni,
};


1			const testerID: string = 'fontTester';
2			let browserFont: string;
3
4			const addTestDivToBody = () => {
5			const newDiv = document.createElement('div');
6			newDiv.style.cssText =
7			'position:absolute;width:100%;opacity:0.3;z-index:-10; top: -50px; height: 20px; display: none';
8			newDiv.id = testerID;
9			const spanCss = 'font-family: initial; margin: 0; padding: 0; font-size: 20px; line-height: 20px; height: 20px;';
10			const testSpans =
11			'<span style="' +
12			spanCss +
13			'" id="one_ka">က</span>\n' +
14			'<span style="' +
15			spanCss +
16			'" id="two_ka">က္က</span>\n';
17			newDiv.innerHTML = testSpans;
18			document.body.appendChild(newDiv);
19
20			return true;
21			};
22
23			const detectBrowserFont = (): string => {
24			const testDiv = document.getElementById(testerID);
25			if (testDiv) {
26			testDiv.style.display = '';
27			}
28			const oneKa = document.getElementById('one_ka');
29			const twoKa = document.getElementById('two_ka');
30
31			if (oneKa && twoKa) {
32			browserFont = oneKa.offsetWidth * 1.5 > twoKa.offsetWidth ? 'Unicode' : 'Zawgyi';
33			if (testDiv) {
34			testDiv.style.display = 'none';
35			}
36			}
37
38			return browserFont;
39			};
40
41			const init = async () => {
42			if (document.getElementById(testerID)) {
43			browserFont = detectBrowserFont();
44			} else {
45			await addTestDivToBody();
46			browserFont = detectBrowserFont();
47			}
48			};
49			init();
50
51			const replaceWithRule = (rule: any[], output: string): string => {
52			const maxLoop = rule.length;
53			for (let i = 0; i < maxLoop; i++) {
54			const data = rule[i];
55			const from = data.from;
56			const to = data.to;
57
58			const fromRegex = new RegExp(from, 'g');
59			output = output.replace(fromRegex, to);
60			}
61
62			return output;
63			};
64
65			export const getBrowserFont = (): string => {
66			return browserFont;
67			};
68
69			export const isMyanmarText = (text: string): boolean => {
70			const MyanmarReg = new RegExp('[\u1000-\u1021]');
71			return MyanmarReg.test(text) ? true : false;
72			};
73
74			export const uni2zg = (output: string): string => {
75			if (!isMyanmarText(output)) {
76			return output;
77			}
78
79			const rule = [
80			{
81			from: '\u1004\u103a\u1039',
82			to: '\u1064',
83			},
84			{
85			from: '\u1039\u1010\u103d',
86			to: '\u1096',
87			},
88			{
89			from: '\u102b\u103a',
90			to: '\u105a',
91			},
92			{
93			from: '\u100b\u1039\u100c',
94			to: '\u1092',
95			},
96			{
97			from: '\u102d\u1036',
98			to: '\u108e',
99			},
100			{
101			from: '\u104e\u1004\u103a\u1038',
102			to: '\u104e',
103			},
104			{
105			from: '[\u1025\u1009](?=[\u1039\u102f\u1030])',
106			to: '\u106a',
107			},
108			{
109			from: '[\u1025\u1009](?=[\u1037]?[\u103a])',
110			to: '\u1025',
111			},
112			{
113			from: '\u100a(?=[\u1039\u103d])',
114			to: '\u106b',
115			},
116			{
117			from: '(\u1039[\u1000-\u1021])(\u102D){0,1}\u102f',
118			to: '$1$2\u1033',
119			},
120			{
121			from: '(\u1039[\u1000-\u1021])\u1030',
122			to: '$1\u1034',
123			},
124			{
125			from: '\u1014(?=[\u102d\u102e\u103a]?[\u102f\u1030\u103d\u103e\u1039])',
126			to: '\u108f',
127			},
128			{
129			from: '\u1014\u103c',
130			to: '\u108f\u103c',
131			},
132			{
133			from: '\u1039\u1000',
134			to: '\u1060',
135			},
136			{
137			from: '\u1039\u1001',
138			to: '\u1061',
139			},
140			{
141			from: '\u1039\u1002',
142			to: '\u1062',
143			},
144			{
145			from: '\u1039\u1003',
146			to: '\u1063',
147			},
148			{
149			from: '\u1039\u1005',
150			to: '\u1065',
151			},
152			{
153			from: '\u1039\u1006',
154			to: '\u1066',
155			},
156			{
157			from: '\u1039\u1007',
158			to: '\u1068',
159			},
160			{
161			from: '\u1039\u1008',
162			to: '\u1069',
163			},
164			{
165			from: '\u1039\u100b',
166			to: '\u106c',
167			},
168			{
169			from: '\u1039\u100c',
170			to: '\u106d',
171			},
172			{
173			from: '\u100d\u1039\u100d',
174			to: '\u106e',
175			},
176			{
177			from: '\u100e\u1039\u100d',
178			to: '\u106f',
179			},
180			{
181			from: '\u1039\u100f',
182			to: '\u1070',
183			},
184			{
185			from: '\u1039\u1010',
186			to: '\u1071',
187			},
188			{
189			from: '\u1039\u1011',
190			to: '\u1073',
191			},
192			{
193			from: '\u1039\u1012',
194			to: '\u1075',
195			},
196			{
197			from: '\u1039\u1013',
198			to: '\u1076',
199			},
200			{
201			from: '\u1039[\u1014\u108f]',
202			to: '\u1077',
203			},
204			{
205			from: '\u1039\u1015',
206			to: '\u1078',
207			},
208			{
209			from: '\u1039\u1016',
210			to: '\u1079',
211			},
212			{
213			from: '\u1039\u1017',
214			to: '\u107a',
215			},
216			{
217			from: '\u1039\u1018',
218			to: '\u107b',
219			},
220			{
221			from: '\u1039\u1019',
222			to: '\u107c',
223			},
224			{
225			from: '\u1039\u101c',
226			to: '\u1085',
227			},
228			{
229			from: '\u103f',
230			to: '\u1086',
231			},
232			{
233			from: '\u103d\u103e',
234			to: '\u108a',
235			},
236			{
237			from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)\u102d',
238			to: '$2$3\u108b',
239			},
240			{
241			from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)\u102e',
242			to: '$2$3\u108c',
243			},
244			{
245			from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)\u1036',
246			to: '$2$3\u108d',
247			},
248			{
249			from: '(\u1064)([\u1000-\u1021])([\u103b\u103c]?)([\u1031]?)',
250			to: '$2$3$4$1',
251			},
252			{
253			from: '\u101b(?=([\u102d\u102e]?)[\u102f\u1030\u103d\u108a])',
254			to: '\u1090',
255			},
256			{
257			from: '\u100f\u1039\u100d',
258			to: '\u1091',
259			},
260			{
261			from: '\u100b\u1039\u100b',
262			to: '\u1097',
263			},
264			{
265			from:
266			'([\u1000-\u1021\u108f\u1029\u1090])([\u1060-\u1069\u106c\u106d\u1070-\u107c\u1085\u108a])?([\u103b-\u103e]*)?\u1031',
267			to: '\u1031$1$2$3',
268			},
269			{
270			from: '\u103c\u103e',
271			to: '\u103c\u1087',
272			},
273			{
274			from: '([\u1000-\u1021\u108f\u1029])([\u1060-\u1069\u106c\u106d\u1070-\u107c\u1085])?(\u103c)',
275			to: '$3$1$2',
276			},
277			{
278			from: '\u103a',
279			to: '\u1039',
280			},
281			{
282			from: '\u103b',
283			to: '\u103a',
284			},
285			{
286			from: '\u103c',
287			to: '\u103b',
288			},
289			{
290			from: '\u103d',
291			to: '\u103c',
292			},
293			{
294			from: '\u103e',
295			to: '\u103d',
296			},
297			{
298			from: '([^\u103a\u100a])\u103d([\u102d\u102e]?)\u102f',
299			to: '$1\u1088$2',
300			},
301			{
302			from:
303			'([\u101b\u103a\u103c\u108a\u1088\u1090])([\u1030\u103d])?([\u1032\u1036\u1039\u102d\u102e\u108b\u108c\u108d\u108e]?)(\u102f)?\u1037',
304			to: '$1$2$3$4\u1095',
305			},
306			{
307			from: '([\u102f\u1014\u1030\u103d])([\u1032\u1036\u1039\u102d\u102e\u108b\u108c\u108d\u108e]?)\u1037',
308			to: '$1$2\u1094',
309			},
310			{
311			from: '([\u103b])([\u1000-\u1021])([\u1087]?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u102f',
312			to: '$1$2$3$4\u1033',
313			},
314			{
315			from: '([\u103b])([\u1000-\u1021])([\u1087]?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u1030',
316			to: '$1$2$3$4\u1034',
317			},
318			{
319			from: '([\u103a\u103c\u100a\u1020\u1025])([\u103d]?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u102f',
320			to: '$1$2$3\u1033',
321			},
322			{
323			from: '([\u103a\u103c\u100a\u101b])(\u103d?)([\u1036\u102d\u102e\u108b\u108c\u108d\u108e]?)\u1030',
324			to: '$1$2$3\u1034',
325			},
326			{
327			from: '\u100a\u103d',
328			to: '\u100a\u1087',
329			},
330			{
331			from: '\u103d\u1030',
332			to: '\u1089',
333			},
334			{
335			from: '\u103b([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])',
336			to: '\u107e$1',
337			},
338			{
339			from:
340			'\u107e([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])([\u103c\u108a])([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
341			to: '\u1084$1$2$3',
342			},
343			{
344			from: '\u107e([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])([\u103c\u108a])',
345			to: '\u1082$1$2',
346			},
347			{
348			from:
349			'\u107e([\u1000\u1003\u1006\u100f\u1010\u1011\u1018\u101a\u101c\u101a\u101e\u101f])([\u1033\u1034]?)([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
350			to: '\u1080$1$2$3',
351			},
352			{
353			from: '\u103b([\u1000-\u1021])([\u103c\u108a])([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
354			to: '\u1083$1$2$3',
355			},
356			{
357			from: '\u103b([\u1000-\u1021])([\u103c\u108a])',
358			to: '\u1081$1$2',
359			},
360			{
361			from: '\u103b([\u1000-\u1021])([\u1033\u1034]?)([\u1032\u1036\u102d\u102e\u108b\u108c\u108d\u108e])',
362			to: '\u107f$1$2$3',
363			},
364			{
365			from: '\u103a\u103d',
366			to: '\u103d\u103a',
367			},
368			{
369			from: '\u103a([\u103c\u108a])',
370			to: '$1\u107d',
371			},
372			{
373			from: '([\u1033\u1034])(\u1036?)\u1094',
374			to: '$1$2\u1095',
375			},
376			{
377			from: '\u108F\u1071',
378			to: '\u108F\u1072',
379			},
380			{
381			from: '([\u1000-\u1021])([\u107B\u1066])\u102C',
382			to: '$1\u102C$2',
383			},
384			{
385			from: '\u102C([\u107B\u1066])\u1037',
386			to: '\u102C$1\u1094',
387			},
388			];
389			return replaceWithRule(rule, output);
390			};
391
392			export const zg2uni = (output: string): string => {
393			if (!isMyanmarText(output)) {
394			return output;
395			}
396
397			const rule = [
398			{
399			from: '\u102f\u102f',
400			to: '\u102f',
401			},
402			{
403			from: '\u200B',
404			to: '',
405			},
406			{
407			from: '(\u103d\|\u1087)',
408			to: '\u103e',
409			},
410			{
411			from: '\u103c',
412			to: '\u103d',
413			},
414			{
415			from: '(\u103b\|\u107e\|\u107f\|\u1080\|\u1081\|\u1082\|\u1083\|\u1084)',
416			to: '\u103c',
417			},
418			{
419			from: '(\u103a\|\u107d)',
420			to: '\u103b',
421			},
422			{
423			from: '\u1039',
424			to: '\u103a',
425			},
426			{
427			from: '(\u1066\|\u1067)',
428			to: '\u1039\u1006',
429			},
430			{
431			from: '\u106a',
432			to: '\u1009',
433			},
434			{
435			from: '\u106b',
436			to: '\u100a',
437			},
438			{
439			from: '\u106c',
440			to: '\u1039\u100b',
441			},
442			{
443			from: '\u106d',
444			to: '\u1039\u100c',
445			},
446			{
447			from: '\u106e',
448			to: '\u100d\u1039\u100d',
449			},
450			{
451			from: '\u106f',
452			to: '\u100d\u1039\u100e',
453			},
454			{
455			from: '\u1070',
456			to: '\u1039\u100f',
457			},
458			{
459			from: '(\u1071\|\u1072)',
460			to: '\u1039\u1010',
461			},
462			{
463			from: '\u1060',
464			to: '\u1039\u1000',
465			},
466			{
467			from: '\u1061',
468			to: '\u1039\u1001',
469			},
470			{
471			from: '\u1062',
472			to: '\u1039\u1002',
473			},
474			{
475			from: '\u1063',
476			to: '\u1039\u1003',
477			},
478			{
479			from: '\u1065',
480			to: '\u1039\u1005',
481			},
482			{
483			from: '\u1068',
484			to: '\u1039\u1007',
485			},
486			{
487			from: '\u1069',
488			to: '\u1039\u1008',
489			},
490			{
491			from: '(\u1073\|\u1074)',
492			to: '\u1039\u1011',
493			},
494			{
495			from: '\u1075',
496			to: '\u1039\u1012',
497			},
498			{
499			from: '\u1076',
500			to: '\u1039\u1013',
501			},
502			{
503			from: '\u1077',
504			to: '\u1039\u1014',
505			},
506			{
507			from: '\u1078',
508			to: '\u1039\u1015',
509			},
510			{
511			from: '\u1079',
512			to: '\u1039\u1016',
513			},
514			{
515			from: '\u107a',
516			to: '\u1039\u1017',
517			},
518			{
519			from: '\u107c',
520			to: '\u1039\u1019',
521			},
522			{
523			from: '\u1085',
524			to: '\u1039\u101c',
525			},
526			{
527			from: '\u1033',
528			to: '\u102f',
529			},
530			{
531			from: '\u1034',
532			to: '\u1030',
533			},
534			{
535			from: '\u103f',
536			to: '\u1030',
537			},
538			{
539			from: '\u1086',
540			to: '\u103f',
541			},
542			{
543			from: '\u1036\u1088',
544			to: '\u1088\u1036',
545			},
546			{
547			from: '\u1088',
548			to: '\u103e\u102f',
549			},
550			{
551			from: '\u1089',
552			to: '\u103e\u1030',
553			},
554			{
555			from: '\u108a',
556			to: '\u103d\u103e',
557			},
558			{
559			from: '\u103B\u1064',
560			to: '\u1064\u103B',
561			},
562			{
563			from: '(\u1031)?([\u1000-\u1021])\u1064',
564			to: '\u1004\u103a\u1039$1$2',
565			},
566			{
567			from: '(\u1031)?([\u1000-\u1021])\u108b',
568			to: '\u1004\u103a\u1039$1$2\u102d',
569			},
570			{
571			from: '(\u1031)?([\u1000-\u1021])\u108c',
572			to: '\u1004\u103a\u1039$1$2\u102e',
573			},
574			{
575			from: '(\u1031)?([\u1000-\u1021])\u108d',
576			to: '\u1004\u103a\u1039$1$2\u1036',
577			},
578			{
579			from: '\u108e',
580			to: '\u102d\u1036',
581			},
582			{
583			from: '\u108f',
584			to: '\u1014',
585			},
586			{
587			from: '\u1090',
588			to: '\u101b',
589			},
590			{
591			from: '\u1091',
592			to: '\u100f\u1039\u100d',
593			},
594			{
595			from: '\u1019\u102c(\u107b\|\u1093)',
596			to: '\u1019\u1039\u1018\u102c',
597			},
598			{
599			from: '(\u107b\|\u1093)',
600			to: '\u1039\u1018',
601			},
602			{
603			from: '(\u1094\|\u1095)',
604			to: '\u1037',
605			},
606			{
607			from: '([\u1000-\u1021])\u1037\u1032',
608			to: '$1\u1032\u1037',
609			},
610			{
611			from: '\u1096',
612			to: '\u1039\u1010\u103d',
613			},
614			{
615			from: '\u1097',
616			to: '\u100b\u1039\u100b',
617			},
618			{
619			from: '\u103c([\u1000-\u1021])([\u1000-\u1021])?',
620			to: '$1\u103c$2',
621			},
622			{
623			from: '([\u1000-\u1021])\u103c\u103a',
624			to: '\u103c$1\u103a',
625			},
626			{
627			from: '\u1047(?=[\u102c-\u1030\u1032\u1036-\u1038\u103d\u1038])',
628			to: '\u101b',
629			},
630			{
631			from: '\u1031\u1047',
632			to: '\u1031\u101b',
633			},
634			{
635			from: '\u1040(\u102e\|\u102f\|\u102d\u102f\|\u1030\|\u1036\|\u103d\|\u103e)',
636			to: '\u101d$1',
637			},
638			{
639			from: '([^\u1040\u1041\u1042\u1043\u1044\u1045\u1046\u1047\u1048\u1049])\u1040\u102b',
640			to: '$1\u101d\u102b',
641			},
642			{
643			from: '([\u1040\u1041\u1042\u1043\u1044\u1045\u1046\u1047\u1048\u1049])\u1040\u102b(?!\u1038)',
644			to: '$1\u101d\u102b',
645			},
646			{
647			from: '^\u1040(?=\u102b)',
648			to: '\u101d',
649			},
650			{
651			from: '\u1040\u102d(?!\u0020?/)',
652			to: '\u101d\u102d',
653			},
654			{
655			from: '([^\u1040-\u1049])\u1040([^\u1040-\u1049\u0020]\|[\u104a\u104b])',
656			to: '$1\u101d$2',
657			},
658			{
659			from: '([^\u1040-\u1049])\u1040(?=[\\f\\n\\r])',
660			to: '$1\u101d',
661			},
662			{
663			from: '([^\u1040-\u1049])\u1040$',
664			to: '$1\u101d',
665			},
666			{
667			from: '\u1031([\u1000-\u1021])(\u103e)?(\u103b)?',
668			to: '$1$2$3\u1031',
669			},
670			{
671			from: '([\u1000-\u1021])\u1031([\u103b\u103c\u103d\u103e]+)',
672			to: '$1$2\u1031',
673			},
674			{
675			from: '\u1032\u103d',
676			to: '\u103d\u1032',
677			},
678			{
679			from: '([\u102d\u102e])\u103b',
680			to: '\u103b$1',
681			},
682			{
683			from: '\u103d\u103b',
684			to: '\u103b\u103d',
685			},
686			{
687			from: '\u103a\u1037',
688			to: '\u1037\u103a',
689			},
690			{
691			from: '\u102f(\u102d\|\u102e\|\u1036\|\u1037)\u102f',
692			to: '\u102f$1',
693			},
694			{
695			from: '(\u102f\|\u1030)(\u102d\|\u102e)',
696			to: '$2$1',
697			},
698			{
699			from: '(\u103e)(\u103b\|\u103c)',
700			to: '$2$1',
701			},
702			{
703			from: '\u1025(?=[\u1037]?[\u103a\u102c])',
704			to: '\u1009',
705			},
706			{
707			from: '\u1025\u102e',
708			to: '\u1026',
709			},
710			{
711			from: '\u1005\u103b',
712			to: '\u1008',
713			},
714			{
715			from: '\u1036(\u102f\|\u1030)',
716			to: '$1\u1036',
717			},
718			{
719			from: '\u1031\u1037\u103e',
720			to: '\u103e\u1031\u1037',
721			},
722			{
723			from: '\u1031\u103e\u102c',
724			to: '\u103e\u1031\u102c',
725			},
726			{
727			from: '\u105a',
728			to: '\u102b\u103a',
729			},
730			{
731			from: '\u1031\u103b\u103e',
732			to: '\u103b\u103e\u1031',
733			},
734			{
735			from: '(\u102d\|\u102e)(\u103d\|\u103e)',
736			to: '$2$1',
737			},
738			{
739			from: '\u102c\u1039([\u1000-\u1021])',
740			to: '\u1039$1\u102c',
741			},
742			{
743			from: '\u103c\u1004\u103a\u1039([\u1000-\u1021])',
744			to: '\u1004\u103a\u1039$1\u103c',
745			},
746			{
747			from: '\u1039\u103c\u103a\u1039([\u1000-\u1021])',
748			to: '\u103a\u1039$1\u103c',
749			},
750			{
751			from: '\u103c\u1039([\u1000-\u1021])',
752			to: '\u1039$1\u103c',
753			},
754			{
755			from: '\u1036\u1039([\u1000-\u1021])',
756			to: '\u1039$1\u1036',
757			},
758			{
759			from: '\u1092',
760			to: '\u100b\u1039\u100c',
761			},
762			{
763			from: '\u104e',
764			to: '\u104e\u1004\u103a\u1038',
765			},
766			{
767			from: '\u1040(\u102b\|\u102c\|\u1036)',
768			to: '\u101d$1',
769			},
770			{
771			from: '\u1025\u1039',
772			to: '\u1009\u1039',
773			},
774			{
775			from: '([\u1000-\u1021])\u103c\u1031\u103d',
776			to: '$1\u103c\u103d\u1031',
777			},
778			{
779			from: '([\u1000-\u1021])\u103b\u1031\u103d(\u103e)?',
780			to: '$1\u103b\u103d$2\u1031',
781			},
782			{
783			from: '([\u1000-\u1021])\u103d\u1031\u103b',
784			to: '$1\u103b\u103d\u1031',
785			},
786			{
787			from: '([\u1000-\u1021])\u1031(\u1039[\u1000-\u1021])',
788			to: '$1$2\u1031',
789			},
790			{
791			from: '\u1038\u103a',
792			to: '\u103a\u1038',
793			},
794			{
795			from: '\u102d\u103a\|\u103a\u102d',
796			to: '\u102d',
797			},
798			{
799			from: '\u102d\u102f\u103a',
800			to: '\u102d\u102f',
801			},
802			{
803			from: '\u0020\u1037',
804			to: '\u1037',
805			},
806			{
807			from: '\u1037\u1036',
808			to: '\u1036\u1037',
809			},
810			{
811			from: ' \u1037',
812			to: '\u1037',
813			},
814			{
815			from: '[\u102d]+',
816			to: '\u102d',
817			},
818			{
819			from: '[\u103a]+',
820			to: '\u103a',
821			},
822			{
823			from: '[\u103d]+',
824			to: '\u103d',
825			},
826			{
827			from: '[\u1037]+',
828			to: '\u1037',
829			},
830			{
831			from: '[\u102e]+',
832			to: '\u102e',
833			},
834			{
835			from: '\u102d\u102e\|\u102e\u102d',
836			to: '\u102e',
837			},
838			{
839			from: '\u102f\u102d',
840			to: '\u102d\u102f',
841			},
842			{
843			from: '\u1037\u1037',
844			to: '\u1037',
845			},
846			{
847			from: '\u1032\u1032',
848			to: '\u1032',
849			},
850			{
851			from: '\u1044\u1004\u103a\u1038',
852			to: '\u104E\u1004\u103a\u1038',
853			},
854			{
855			from: '([\u102d\u102e])\u1039([\u1000-\u1021])',
856			to: '\u1039$2$1',
857			},
858			{
859			from: '\u1036\u103d',
860			to: '\u103d\u1036',
861			},
862			];
863			return replaceWithRule(rule, output);
864			};
865
866			const uniNormalize = (output: string): string => {
867			if (!isMyanmarText(output)) {
868			return output;
869			}
870
871			const rule = [
872			{
873			from: '\u1025\u1013',
874			to: '\u1026',
875			},
876			{
877			from: '\u101e\u103c',
878			to: '\u1029',
879			},
880			{
881			from: '\u101e\u103c\u1031\u102c\u103A',
882			to: '\u102A',
883			},
884			{
885			from: '\u102F\u102D',
886			to: '\u102D\u102F',
887			},
888			];
889			return replaceWithRule(rule, output);
890			};
891
892			export const isUnicodeUser = (): boolean => {
893			return getBrowserFont() === 'Unicode';
894			};
895
896			export const textToWrite = (output: string): string => {
897			return isUnicodeUser() ? uniNormalize(output) : uniNormalize(zg2uni(output));
898			};
899
900			export const textToRead = (output: string): string => {
901			return isUnicodeUser() ? output : uni2zg(output);
902			};
903
904			export const Virama = {
905			getBrowserFont,
906			init,
907			isMyanmarText,
908			isUnicodeUser,
909			textToRead,
910			textToWrite,
911			uni2zg,
912			zg2uni,
913			};
914

thixpin / Virama-JS

src/virama.ts A last analyzed 2019-07-29 08:19 UTC

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Duplication

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src/virama.ts A
last analyzed 2019-07-29 08:19 UTC