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ghūl

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expression oriented programming

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expression-oriented code

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assert in expressions

functional programming

first class functions

map filter reduce

expression bodies

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immutable data

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if and case expressions

unions

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partial application

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filter

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object-oriented programming

unions

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labelling shapes

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pattern matching

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match by value

while let

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generics

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sum doubled

divide then double

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function literal return types

iterative inference

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