How to use ret - 10 common examples

To help you get started, we’ve selected a few ret examples, based on popular ways it is used in public projects.

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github heydenberk / stochator / src / string.js View on Github external
code === null ? '' : String.fromCharCode(
        ignoreCase && boolean.random(prng) ? changeCase(code) : code);

const expandCharacter = ({value}) => DRange(value);

const expandRange = ({from, to}) => DRange(from, to);

const expandSet = (token, range) => {
    let drange = DRange();
    let setRanges = token.set.map((code) => expand(code, range));
    setRanges.forEach((setRange) => drange.add(setRange));
    return token.not ? range.clone().subtract(drange) : drange;
};

const expanders = {
  [ret.types.SET]: expandSet,
  [ret.types.RANGE]: expandRange,
  [ret.types.CHAR]: expandCharacter
};

const expand = (token, ...args) => expanders[token.type](token, ...args);

// These generators accept a token and the options object and return a character
// code.

const generateCharFromSet = (token, {range, prng}) => {
    const set = expand(token, range);
    return set.index(integer.boundedRandom(0, set.length - 1, prng));
};

const generateCharFromRange = ({from, to}, {prng}) =>
    integer.boundedRandom(from, to, prng);
github heydenberk / stochator / src / string.js View on Github external
ignoreCase && boolean.random(prng) ? changeCase(code) : code);

const expandCharacter = ({value}) => DRange(value);

const expandRange = ({from, to}) => DRange(from, to);

const expandSet = (token, range) => {
    let drange = DRange();
    let setRanges = token.set.map((code) => expand(code, range));
    setRanges.forEach((setRange) => drange.add(setRange));
    return token.not ? range.clone().subtract(drange) : drange;
};

const expanders = {
  [ret.types.SET]: expandSet,
  [ret.types.RANGE]: expandRange,
  [ret.types.CHAR]: expandCharacter
};

const expand = (token, ...args) => expanders[token.type](token, ...args);

// These generators accept a token and the options object and return a character
// code.

const generateCharFromSet = (token, {range, prng}) => {
    const set = expand(token, range);
    return set.index(integer.boundedRandom(0, set.length - 1, prng));
};

const generateCharFromRange = ({from, to}, {prng}) =>
    integer.boundedRandom(from, to, prng);
github fent / randexp.js / lib / util.js View on Github external
exports.preprocess = function(tokens) {
  var good = [];

  // Traverse tokens in reverse so that tokens in front, which will
  // be used to compare `followedBy` and `notFollowedBy` groups,
  // are already processed.
  for (var i = tokens.length - 1; i >= 0; i--) {
    var token = tokens[i];
    if (token.type === types.GROUP || token.type === types.ROOT) {
      if (token.followedBy || token.notFollowedBy) {
        if (token.options) {
          token.options = token.options.map(exports.preprocess);
          good = [{
            type: types.GROUP,
            options: token.options.map(function(stack) {
              return addTokenList(stack, good, !!token.followedBy);
            }),
          }];
        } else if (token.stack) {
          token.stack = exports.preprocess(token.stack);
          good = addTokenList(token.stack, good, !!token.followedBy);
        }
      } else {
        good.unshift(exports.preprocessGroup(token));
      }
github fent / randexp.js / lib / util.js View on Github external
exports.preprocess = function(tokens) {
  var good = [];

  // Traverse tokens in reverse so that tokens in front, which will
  // be used to compare `followedBy` and `notFollowedBy` groups,
  // are already processed.
  for (var i = tokens.length - 1; i >= 0; i--) {
    var token = tokens[i];
    if (token.type === types.GROUP || token.type === types.ROOT) {
      if (token.followedBy || token.notFollowedBy) {
        if (token.options) {
          token.options = token.options.map(exports.preprocess);
          good = [{
            type: types.GROUP,
            options: token.options.map(function(stack) {
              return addTokenList(stack, good, !!token.followedBy);
            }),
          }];
        } else if (token.stack) {
          token.stack = exports.preprocess(token.stack);
          good = addTokenList(token.stack, good, !!token.followedBy);
        }
      } else {
        good.unshift(exports.preprocessGroup(token));
      }

    } else {
      good.unshift(token);
    }
  }
github fent / randexp.js / lib / util.js View on Github external
function addTokenList(prevTokens, nextTokens, add) {
  console.log('add', prevTokens, nextTokens, add);
  var union = [];

  var minLength = Math.min(prevTokens.length, nextTokens.length);
  for (var i = 0; i < minLength; i++) {
    var prevToken = prevTokens[i];
    var nextToken = nextTokens[i];
    switch (prevToken.type) {
      case types.SET:
      case types.REPETITION:
      case types.REFERENCE:
      case types.CHAR:
    }
  }

  return union;
}
github fent / randexp.js / lib / util.js View on Github external
function addTokenList(prevTokens, nextTokens, add) {
  console.log('add', prevTokens, nextTokens, add);
  var union = [];

  var minLength = Math.min(prevTokens.length, nextTokens.length);
  for (var i = 0; i < minLength; i++) {
    var prevToken = prevTokens[i];
    var nextToken = nextTokens[i];
    switch (prevToken.type) {
      case types.SET:
      case types.REPETITION:
      case types.REFERENCE:
      case types.CHAR:
    }
  }

  return union;
}
github fent / randexp.js / lib / util.js View on Github external
function addTokenList(prevTokens, nextTokens, add) {
  console.log('add', prevTokens, nextTokens, add);
  var union = [];

  var minLength = Math.min(prevTokens.length, nextTokens.length);
  for (var i = 0; i < minLength; i++) {
    var prevToken = prevTokens[i];
    var nextToken = nextTokens[i];
    switch (prevToken.type) {
      case types.SET:
      case types.REPETITION:
      case types.REFERENCE:
      case types.CHAR:
    }
  }

  return union;
}
github fent / randexp.js / lib / util.js View on Github external
function addTokenList(prevTokens, nextTokens, add) {
  console.log('add', prevTokens, nextTokens, add);
  var union = [];

  var minLength = Math.min(prevTokens.length, nextTokens.length);
  for (var i = 0; i < minLength; i++) {
    var prevToken = prevTokens[i];
    var nextToken = nextTokens[i];
    switch (prevToken.type) {
      case types.SET:
      case types.REPETITION:
      case types.REFERENCE:
      case types.CHAR:
    }
  }

  return union;
}
github heydenberk / stochator / src / string.js View on Github external
const generateFromToken = (token, groups, options) => {
    const result = generators[token.type](token, groups, options);
    if (token.type === ret.types.GROUP && token.remember) {
        groups.push(result);
    }
    return result;
};
github mariohmol / js-brasil / js-brasil-addons.js View on Github external
_expand(token) {
    if (token.type === ret.types.CHAR) {
      return new DRange(token.value);
    } else if (token.type === ret.types.RANGE) {
      return new DRange(token.from, token.to);
    } else {
      let drange = new DRange();
      for (let i = 0; i < token.set.length; i++) {
        let subrange = this._expand(token.set[i]);
        drange.add(subrange);
        if (this.ignoreCase) {
          for (let j = 0; j < subrange.length; j++) {
            let code = subrange.index(j);
            let otherCaseCode = this._toOtherCase(code);
            if (code !== otherCaseCode) {
              drange.add(otherCaseCode);
            }
          }

ret

Tokenizes a string that represents a regular expression.

MIT
Latest version published 2 years ago

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