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LoDashFp.pickBy
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How to use
pickBy
function
in
LoDashFp

Best JavaScript code snippets using lodash.LoDashFp.pickBy(Showing top 5 results out of 315)

origin: RisingStack/risingstack-bootcamp

function getColumnsByTableNamePrefix(tableName, columns) {
 const fn = fp.compose([
  fp.mapKeys(fp.replace(`${tableName}_`, '')),
  fp.pickBy((value, key) => fp.startsWith(`${tableName}_`, key))
 ])

 if (columns) {
  return fn(columns)
 }

 return fn
}
origin: WagonOfDoubt/kotoba.js

_.flow([
  fp.pickBy((v, k) => v.selectByDefault),
  fp.keys,
 ])(modelFieldsConfig)
origin: Gaafar/deppie

const checkMissingDependencies = (moduleDefinitions, existingModules, dependencyGraph) => {
  const missingDependencies = f.flow(
    f.mapValues(
      f.reject(dependencyName =>
      moduleDefinitions[dependencyName] || existingModules[dependencyName]
      )
    ),
    f.pickBy('length'),
    f.toPairs
  )(dependencyGraph);

  if (missingDependencies.length) {
    f.forEach(([name, missing]) => {
      console.log(`unable to find dependencies "${missing.join(', ')}" for module "${name}"`);
    })(missingDependencies);
    throw new Error('missing dependencies');
  }
}
origin: Gaafar/deppie

const checkVoidModules = (createdModules, graphDetails) => {
  const voidModulesInjected = f.flow(
    f.pickBy(module => module == null),
    f.keys,
    f.tap(modules => {
      if (modules.length) {
        console.log(`the modules "${modules.join(', ')}" are void`);
      }
    }),
    f.map(moduleName => [moduleName, graphDetails.depends(moduleName)]),
    f.filter('1.length')
  )(createdModules);

  if (voidModulesInjected.length) {
    f.flow(
      f.forEach(([moduleName, dependents]) => {
        console.log(`the module "${moduleName}" has no return and can't\
be injected in the modules "${dependents.join(', ')}"`);
      })
    )(voidModulesInjected);
    throw new Error('depending on void modules');
  }
}
origin: WagonOfDoubt/kotoba.js

 )(nonEmptyUpdates);
const pickNoDuplicates = fp.pickBy(
 (value, key) => key === '_id' || value.length === 1);
const pickDuplicates   = fp.pickBy(
 (value, key) => key === '_id' || value.length > 1);
lodash(npm)LoDashFppickBy

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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