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isString
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How to use
isString
function
in
lodash

Best JavaScript code snippets using lodash.isString(Showing top 15 results out of 315)

origin: felipepastorelima/react-pet-hotel

_label(option) {
  if (!option) {
   return option;
  }

  if (isString(option)) {
   return option;
  }

  return option.label;
 }
origin: manaflair/mylittledom

export function length(rawValue) {

  if (rawValue instanceof StyleLength && !rawValue.isRelative)
    return rawValue;

  if (!isNumber(rawValue) && !isString(rawValue))
    return undefined;

  let value = Number(rawValue);

  if (!isFinite(value))
    return undefined;

  return new StyleLength(value);

}
origin: manaflair/mylittledom

export function weight(rawValue) {

  if (!isNumber(rawValue) && !isString(rawValue))
    return undefined;

  let value = Number(rawValue);

  if (!isFinite(value))
    return undefined;

  return new StyleWeight(value);

}
origin: JustArchiNET/ASF-WebConfigGenerator

string(value, schema) {
    const emptyError = checkEmpty(value, schema.required);
    if (!isNil(emptyError)) return emptyError;

    const err = [];

    if (!isString(value)) err.push('This is not a text!');

    return err;
  }
origin: mrijk/speculaas

it('should implement a generator', () => {
    s.def('::ingredient2', s.cat(':quantity', isInteger, ':unit', isString));

    expect(s.exercise('::ingredient2', 7)).to.have.length(7)
      .to.satisfy(sample => every(sample, ([[v1, v2]]) => isInteger(v1) || isString(v2)));
  });
origin: erickjth/simple-command-bus

extractName(command) {
    if (isObject(command) === false ||
      isString(command.constructor.name) === false
    ) {
      throw new InvalidCommandException('Invalid Command Name.');
    }

    return command.constructor.name;
  }
origin: sudo-suhas/elastic-builder

// eslint-disable-next-line require-jsdoc
  constructor(fields) {
    this._fields = {};
    this._highlight = { fields: this._fields };

    // Does this smell?
    if (isNil(fields)) return;

    if (isString(fields)) this.field(fields);
    else this.fields(fields);
  }
origin: TryGhost/Ghost-CLI

function writeWrap(writeFunc) {
  return function (chunk, enc, next) {
    if (!isString(chunk)) {
      // chunk is a buffer, convert it to string
      writeFunc(chunk.toString());
    } else {
      writeFunc(chunk);
    }

    return next();
  };
}
origin: manaflair/mylittledom

hasDeclaredEvent(name) {

    if (!isString(name))
      throw new Error(`Failed to execute 'hasDeclaredEvent': Parameter 1 is not of type 'string'.`);

    return this.listeners.has(name);

  }
origin: JesterXL/react-enzyme-unit-test-examples

const allBlanks = o => {
  if(isString(o) === false) {
    return false;
  }
  return emptyString(o) ? false : every(blankString, o.split(''))
}
origin: google/chatbase-node

static extractMessageId (body) {
  if (!body || !isString(body.message_id)) {
   return null;
  }
  return body.message_id;
 }
origin: ArcBlock/forge-js

/**
 * Check if string is HEX, requires a 0x in front
 *
 * @public
 * @static
 * @method isHexStrict
 * @param {String} hex to be checked
 * @returns {Boolean}
 */
const isHexStrict = hex => (isString(hex) || isNumber(hex)) && /^(-)?0x[0-9a-f]*$/i.test(hex)
origin: manaflair/mylittledom

export function character(rawValue) {

  if (!isString(rawValue) || rawValue.length !== 1)
    return undefined;

  return rawValue;

}
origin: manaflair/mylittledom

export function number(rawValue) {

  if (!isNumber(rawValue) && !isString(rawValue))
    return undefined;

  let value = Number(rawValue);

  if (!isFinite(value))
    return undefined;

  return value;

}
origin: felipepastorelima/vue-library

_label(option) {
  if (!option) {
   return option;
  }

  if (isString(option)) {
   return option;
  }

  return option.label;
 }
lodash(npm)isString

Most used lodash functions

  • LoDashStatic.map
    Creates an array of values by running each element in collection through iteratee. The iteratee is
  • LoDashStatic.isEmpty
    Checks if value is empty. A value is considered empty unless it’s an arguments object, array, string
  • LoDashStatic.forEach
    Iterates over elements of collection invoking iteratee for each element. The iteratee is invoked wit
  • LoDashStatic.find
    Iterates over elements of collection, returning the first element predicate returns truthy for.
  • LoDashStatic.pick
    Creates an object composed of the picked `object` properties.
  • LoDashStatic.get,
  • LoDashStatic.isArray,
  • LoDashStatic.filter,
  • LoDashStatic.merge,
  • LoDashStatic.isString,
  • LoDashStatic.isFunction,
  • LoDashStatic.assign,
  • LoDashStatic.extend,
  • LoDashStatic.includes,
  • LoDashStatic.keys,
  • LoDashStatic.cloneDeep,
  • LoDashStatic.uniq,
  • LoDashStatic.isObject,
  • LoDashStatic.omit

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