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ghūl

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expression oriented programming

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unions and pattern matching

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expression-oriented code

expression bodies

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loop as expression

return from block

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assert in expressions

functional programming

first class functions

map filter reduce

expression bodies

pure functions

self recursion

mutual recursion

immutable data

higher order functions

custom operator

if and case expressions

unions

currying

partial application

streams

closures

pipes

anonymous functions

lists and ranges

filter

map and for

reduce sum product

chaining

zip

cat

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object-oriented programming

unions

shape areas

labelling shapes

describing shapes

lookups

pattern matching

optional matching

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chained clauses

case expressions

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if let guards

case arm guards

match by value

while let

nested destructuring

generics

optional types

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sum doubled

divide then double

generators

basic generator

composing generators

fibonacci

type inference

local variables

constructors

array and tuple literals

destructuring

for loop variables

type arguments from later use

function literals from call context

function literal return types

iterative inference

bidirectional convergence

closures and currying

generic function arguments

union narrowing

rosetta code

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pipes: lists and ranges

open on GitHub

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