57 lines
1.9 KiB
Rust
57 lines
1.9 KiB
Rust
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use semver::Version;
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use crate::{EtherscanError, Result};
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static SOLC_BIN_LIST_URL: &str =
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"https://raw.githubusercontent.com/ethereum/solc-bin/gh-pages/bin/list.txt";
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/// Given the compiler version lookup the build metadata
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/// and return full semver
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/// i.e. `0.8.13` -> `0.8.13+commit.abaa5c0e`
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pub async fn lookup_compiler_version(version: &Version) -> Result<Version> {
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let response = reqwest::get(SOLC_BIN_LIST_URL).await?.text().await?;
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let version = format!("{}", version);
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let v = response
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.lines()
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.find(|l| !l.contains("nightly") && l.contains(&version))
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.map(|l| l.trim_start_matches("soljson-v").trim_end_matches(".js").to_owned())
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.ok_or(EtherscanError::MissingSolcVersion(version))?;
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Ok(v.parse().expect("failed to parse semver"))
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use crate::tests::run_at_least_duration;
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use semver::{BuildMetadata, Prerelease};
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use serial_test::serial;
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use std::time::Duration;
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#[tokio::test]
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#[serial]
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async fn can_lookup_compiler_version_build_metadata() {
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run_at_least_duration(Duration::from_millis(250), async {
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let v = Version::new(0, 8, 13);
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let version = lookup_compiler_version(&v).await.unwrap();
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assert_eq!(v.major, version.major);
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assert_eq!(v.minor, version.minor);
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assert_eq!(v.patch, version.patch);
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assert_ne!(version.build, BuildMetadata::EMPTY);
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assert_eq!(version.pre, Prerelease::EMPTY);
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})
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.await
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}
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#[tokio::test]
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#[serial]
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async fn errors_on_invalid_solc() {
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run_at_least_duration(Duration::from_millis(250), async {
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let v = Version::new(100, 0, 0);
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let err = lookup_compiler_version(&v).await.unwrap_err();
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assert!(matches!(err, EtherscanError::MissingSolcVersion(_)));
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})
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.await
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}
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}
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