t4sk/hello-starknet

hello-starknet

https://starknet.io/docs

Install

pyenv install 3.9.14
pyenv local 3.9.14
python -m venv ./venv
source ./venv/bin/activate

pip3 install ecdsa fastecdsa sympy

pip3 install cairo-lang

# nile
sudo apt install -y libgmp3-dev

pip install cairo-nile
nile init

pytest tests

touch .env
# ACCOUNT_1=0x123456

# list starknet accounts
cat ~/.starknet_accounts/starknet_open_zeppelin_accounts.json

StarkNet account

export STARKNET_NETWORK=alpha-goerli
export STARKNET_WALLET=starkware.starknet.wallets.open_zeppelin.OpenZeppelinAccount

# create account
starknet new_account

Nile

pip install cairo-nile openzeppelin-cairo-contracts

nile compile
nile node

Topics

Starknet

• account abstraction

• remix

• hello world

• comments

• felt

• counter

• function (input, outputs)

• Reference 'syscall_ptr' was revoked (function must be defined before called)

• revoked refs

• variable

  • let
  • tempvar
  • local?
  • storage

• assert

• if / else

• @storage_var - declares variable to be stored in storage

• @external - function can be called by other users and contracts

• @view - same as @external, in addition read-only

• builtins

• implicit args

• import

• token

• wallet

• math

• boolean expressions

• error

• map

• visibility

• namespace

• recursion

• memory array

• state variable array?

• array calldata

• pointer

• struct

• struct calldata

• tuple

• alloc

• emit event

  • low level emit_event

• private data are not private

• constructor

• storage - multi values, struct,

• storage with struct

• sender

• block info

• tx info

• interface, calling other contracts

• delegate call (library call)

• factory

• L2 fees

• L1 -> L2 fees

• L2 -> L1 fees

• L2 to L1

• L1 to L2

• default entry point

• L1 default

• library call l1 handler

• hash (keccak, pedersen)

• pedersen hash

• ecdsa

• signature

• amm

• token bridge

  • cancel
  • fee

• cast

• curve like amm?

• cross chain amm

cairo

• registers

  • ap
  • fp?
  • pc

• tools (nile)

starks

Compile and run cairo

cairo-compile test.cairo --output test_compiled.json

cairo-run \
  --program=test_compiled.json --print_output \
  --print_info --relocate_prints

cairo-compile felt.cairo --output felt_compiled.json
cairo-run --program felt_compiled.json --print_output --layout=small