Checks whether a string is a valid Austrian VAT number or not.
Checks whether a string is a valid Belgian VAT number or not.
Checks whether the argument passed to this function is a boolean or not.
Checks whether a string is a valid Bulgarian VAT number or not.
Checks whether the code is being executed as a Cloud Run job or not.
Checks whether the code is being executed as a Cloud Run service or not.
Checks whether a string is a valid Cypriotic VAT number or not.
Checks whether a string is a valid Czech VAT number or not.
Checks whether a string is a valid Danish VAT number or not.
Checks whether the environment variable NODE_ENV
is set to development
or not.
Checks whether a string is a valid Estonian VAT number or not.
Checks whether a string is a valid European VAT number or not.
Checks whether a string is a valid Finnish VAT number or not.
Checks whether a string is a valid French VAT number or not.
Checks whether a string is a valid German VAT number or not.
Checks whether a string is a valid Greek VAT number or not.
Checks whether a string is a valid Hungarian VAT number or not.
Checks whether a string is a valid Irish VAT number or not.
Checks whether a string is a valid Italian Fiscal Code (Codice Fiscale).
Checks whether a string is a valid Italian VAT number or not.
Checks whether a string is a valid Luxembourgish VAT number or not.
Checks whether the argument passed to this function is a number or not.
Checks whether a service is running on Cloud Functions or not.
Checks whether a service is running on Cloud Run or not.
Checks whether the code is running on the GitHub CI or not.
Checks whether a string is a valid Spanish VAT number or not.
Checks whether the argument passed to this function is a string or not.
Checks whether the environment variable NODE_ENV
is set to test
or not.
Checks whether the argument passed to this function is a Node.js timeout or not.
Checks whether a string is a valid UK VAT number or not.
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This package contains various functions to check inputs (i.e. predicates).