tf-LA- helpers

This package contains a few helper classes and functions created while attending the Launch Academy Boston 35 bootcamp.

So ... beware ... zero promises.

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random(lower: {number}, upper: {number})

Returns a random integer number between of min lower and max upper

capitalize(string: {string})`

For a given string e.g. "hello world" returns "Hello world".

Str

A class that contains various methods that help working with strings.

Methods:

• stringSortPredicate(isAsc: {Boolean} = true) - Returns a predicate for use in an Array.sort method.
• sortStrings(arr: {arr[]}, isAsc:{Boolean} = true, inPlace: {Boolean} = true) - Sorts string arrays either ascending or descending either in place or returning a shallow copy.
• pluralizeNoun(noun: {string}) - has a bit of a go at converting a noun into its plural form using some (but by no means all) of the rules from Grammerly.

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Question

A class for asking questions via window.prompt().

Initialized with:

• question: {string} - The text to display in the prompt.
• 'answerType: '{string} - The type of answer required - "string", "number", or "boolean". Default is "string".
• pattern: {RegExp} - The regular expression literal that a "string" answer must match to be valid. Default is /./ matching all characters.
• min: {number} - Either the minium value for "number", or length for a string. Default is zero.
• max: {number} - Either the maximum value for "number", or length for a string. Default is Infinity.

Methods:

• ask() - Ask a question via prompt and return the validated answer based on the Question's validation critera.

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deduplicate()

• deduplicate({any[]}) - Returns a shallow copy of only the unique items in an provided array.