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README

design-patterns-go

Tasks done in the Udemy Design Patterns in Go course https://www.udemy.com/course/design-patterns-go

In this course we will cover:

SOLID Principles
Creational patterns: are concerned with object creation mechanisms, trying to create objects in a manner suitable to the situation.
Structural patterns: are primarily concerned with object composition, allowing you to create more flexible and efficient relationships between objects.
Behavioural patterns: focus on how objects collaborate and interact to accomplish tasks, responsibilities, and behaviors within a software system.

Enjoy 🤓🤍

Extension points exported contracts — how you extend this code

Printer (Interface)

better approach: split into several interfaces [7 implementers]

1-solid-principles/interface-segregation/main.go

Observable (Interface)

to be able to subscribe and unsubscribe [4 implementers]

4-behavioural/chain-of-responsibility/broker-chain/main.go

Shape (Interface)

our base interface [4 implementers]

3-structural/decorator/main.go

Specification (Interface)

let's use the Specification pattern [3 implementers]

1-solid-principles/open-closed/main.go

Image (Interface)

base interface [3 implementers]

3-structural/proxy/virtual-proxy/main.go

ListStrategy (Interface)

the strategy interfacce, implementation give us the well-defined path to follow [2 implementers]

4-behavioural/strategy/main.go

Command (Interface)

to actually call or undo the methods [2 implementers]

4-behavioural/command/main.go

State (Interface)

our state machine [2 implementers]

4-behavioural/state/main.go

Core symbols most depended-on inside this repo

Join

called by 8

4-behavioural/mediator/main.go

Fire

called by 6

4-behavioural/chain-of-responsibility/broker-chain/main.go

called by 5

1-solid-principles/interface-segregation/main.go

Value

called by 5

4-behavioural/interpreter/main.go

NewBankAccountCommand

called by 4

4-behavioural/command/composite-command/main.go

called by 4

4-behavioural/chain-of-responsibility/broker-chain/main.go

Connect

called by 4

3-structural/composite/neural-network-example/main.go

minmax

called by 4

3-structural/adapter/main.go

Shape

Method 237

Struct 130

Function 121

Interface 30

TypeAlias 12

FuncType 2

Languages

Go100%

Modules by API surface

1-solid-principles/interface-segregation/main.go27 symbols

4-behavioural/command/composite-command/main.go24 symbols

4-behavioural/chain-of-responsibility/broker-chain/main.go24 symbols

4-behavioural/strategy/main.go20 symbols

4-behavioural/chain-of-responsibility/method-chain/main.go20 symbols

1-solid-principles/open-closed/main.go18 symbols

1-solid-principles/liscov-substitution/main.go18 symbols

4-behavioural/state/main.go17 symbols

4-behavioural/visitor/classic/main.go15 symbols

4-behavioural/observer/property-dependencies/main.go15 symbols

2-creational/builder/advanced/main.go15 symbols

4-behavioural/observer/property-changes/main.go14 symbols

For agents

$ claude mcp add design-patterns-go \
  -- python -m otcore.mcp_server <graph>

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github.com/camilaleniss/design-patterns-go @main

design-patterns-go

Extension points exported contracts — how you extend this code

Core symbols most depended-on inside this repo

Shape

Languages

Modules by API surface

For agents

Ask about this repo answers extend the page