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551 packages found
Javascript number, string, boolean, object validator
An expressive type testing library
Boolean data type has two possible truth values to represent logic.
Scalar definitions for Neuledge Engine
A Node-RED node to parse and convert several types of on/off, start/stop, true/false values.
Parse simple expressions, in a language of your own description
simple and elegant generation of random data
turf boolean-touches module
Wrap and validate optional values
Ask for a type, returns a true/false as answer.
A utility to determine if a value is a boolean
A configurable defensive programming utility to guard against non-boolean values
This module is small but easy to use. The purpose of this module is to serve as a container for all my validator modules. That has thirteen validator all in one module, the validators is as follows: bigger, contains, equal, longer, mqtt topic, regex, smal
Convert boolean to equivalent Yes or No in a given language
Joi Schema for boolean expressions
turf boolean-concave module
Create a boolean expression that's safe to eval
Visualise AND and OR boolean circuits
combine predicate (bool returning) functions with propositional logic connectives (and, or, not)
Boolean data type has two possible truth values to represent logic {web}.