ink! is a Rust eDSL for developing Wasm smart contracts on the Parity Substrate blockchain development framework
Questions tagged [rust-ink]
48 questions
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metadata-gen fails with exit code None
I am going through the flipper tutorial and am getting an error when running metadata-gen.
ERROR: `"/Users/home/.rustup/toolchains/nightly-x86_64-apple-darwin/bin/cargo" "run" "--package" "metadata-gen"…

ᛗᛁᛣᛖ ᛟᛁᚾᛋ
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How to encode call data to a contract
Reading through the ink source code (here), my understanding is that a contract call is the selector concatenated with any arguments to the function.
From a Substrate runtime module test, I use the CallData builder which does as described
let mut…

jay
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What is the right way to use ink3 | self.env().block_timestamp() | Test Error :: 'uninitialized execution context: UninitializedBlocks'
What is the right way to use ink3 "self.env().block_timestamp()"
Reference code snippet ( full code is @ https://gist.github.com/shamb0/a1f24cd7981e169cc5b7d1e1b3ec4dd4 )
pub fn get_bts(&self) -> u64 {
let bts =…

shamb0
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