rainlanguage · 0xgleb · Jun 7, 2025 · May 21, 2025 · May 21, 2025 · May 28, 2025
diff --git a/.envrc b/.envrc
@@ -0,0 +1,10 @@
+if ! has nix_direnv_version || ! nix_direnv_version 3.0.6; then
+  URL=https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.6/direnvrc
+  HASH=sha256-RYcUJaRMf8oF5LznDrlCXbkOQrywm0HDv1VjYGaJGdM=
+  source_url "$URL" "$HASH"
+fi
+
+watch_file flake.lock
+watch_file flake.nix
+
+use flake . --verbose --show-trace
diff --git a/.github/workflows/deploy-subgraph.yaml b/.github/workflows/deploy-subgraph.yaml
@@ -3,7 +3,7 @@ on:
   workflow_dispatch:
     inputs:
       network:
-        description: 'Network to deploy to'
+        description: "Network to deploy to"
         required: true
         type: choice
         options:
@@ -32,8 +32,22 @@ jobs:
           submodules: recursive
           fetch-depth: 0
 
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: nixbuild/nix-quick-install-action@v30
+        with:
+          nix_conf: |
+            keep-env-derivations = true
+            keep-outputs = true
+      - name: Restore and save Nix store
+        uses: nix-community/cache-nix-action@v6
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-
+          # collect garbage until the Nix store size (in bytes) is at most this number
+          # before trying to save a new cache
+          # 1G = 1073741824
+          gc-max-store-size-linux: 1G
 
       - run: nix develop -c rainix-sol-prelude
 

diff --git a/.github/workflows/manual-rs-release.yml b/.github/workflows/manual-rs-release.yml
@@ -10,8 +10,22 @@ jobs:
           fetch-depth: 0
           submodules: recursive
 
-      - uses: DeterminateSystems/nix-installer-action@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: nixbuild/nix-quick-install-action@v30
+        with:
+          nix_conf: |
+            keep-env-derivations = true
+            keep-outputs = true
+      - name: Restore and save Nix store
+        uses: nix-community/cache-nix-action@v6
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-
+          # collect garbage until the Nix store size (in bytes) is at most this number
+          # before trying to save a new cache
+          # 1G = 1073741824
+          gc-max-store-size-linux: 1G
 
       - run: |
           git config --global user.email "${{ secrets.CI_GIT_EMAIL }}"

diff --git a/.github/workflows/manual-sol-artifacts.yml b/.github/workflows/manual-sol-artifacts.yml
@@ -3,7 +3,7 @@ on:
   workflow_dispatch:
     inputs:
       network:
-        description: 'Network to deploy to'
+        description: "Network to deploy to"
         required: true
         type: choice
         options:
@@ -41,14 +41,28 @@ jobs:
           submodules: recursive
           fetch-depth: 0
 
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: nixbuild/nix-quick-install-action@v30
+        with:
+          nix_conf: |
+            keep-env-derivations = true
+            keep-outputs = true
+      - name: Restore and save Nix store
+        uses: nix-community/cache-nix-action@v6
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-
+          # collect garbage until the Nix store size (in bytes) is at most this number
+          # before trying to save a new cache
+          # 1G = 1073741824
+          gc-max-store-size-linux: 1G
 
-    #   - run: nix develop --command rainix-sol-prelude
+      #   - run: nix develop --command rainix-sol-prelude
       - name: deploy to ${{ inputs.network }}
         run: nix develop --command rainix-sol-artifacts
         env:
-          DEPLOY_BROADCAST: '1'
+          DEPLOY_BROADCAST: "1"
           DEPLOYMENT_KEY: ${{ github.ref == 'refs/heads/main' && secrets.PRIVATE_KEY || secrets.PRIVATE_KEY_DEV }}
           ETH_RPC_URL: ${{ secrets[env.rpc_secret_name] || vars[env.rpc_secret_name] || '' }}
           ETHERSCAN_API_KEY: ${{ secrets[env.etherscan_api_key_secret_name] || vars[env.etherscan_api_key_secret_name] || ''}}

diff --git a/.github/workflows/manual-subgraph-deploy.yml b/.github/workflows/manual-subgraph-deploy.yml
@@ -12,9 +12,22 @@ jobs:
           fetch-depth: 0
           submodules: recursive
 
-      - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: nixbuild/nix-quick-install-action@v30
+        with:
+          nix_conf: |
+            keep-env-derivations = true
+            keep-outputs = true
+      - name: Restore and save Nix store
+        uses: nix-community/cache-nix-action@v6
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-
+          # collect garbage until the Nix store size (in bytes) is at most this number
+          # before trying to save a new cache
+          # 1G = 1073741824
+          gc-max-store-size-linux: 1G
 
       - run: nix develop --command subgraph-deploy
         env:

diff --git a/.github/workflows/rainix.yaml b/.github/workflows/rainix.yaml
@@ -29,9 +29,22 @@ jobs:
           fetch-depth: 0
           submodules: recursive
 
-      - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: nixbuild/nix-quick-install-action@v30
+        with:
+          nix_conf: |
+            keep-env-derivations = true
+            keep-outputs = true
+      - name: Restore and save Nix store
+        uses: nix-community/cache-nix-action@v6
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-
+          # collect garbage until the Nix store size (in bytes) is at most this number
+          # before trying to save a new cache
+          # 1G = 1073741824
+          gc-max-store-size-linux: 1G
 
       - run: nix develop -c rainix-sol-prelude
       - run: nix develop -c rainix-rs-prelude
@@ -42,4 +55,4 @@ jobs:
         run: nix develop -c ${{ matrix.task }}
 
       - name: Build for wasm target
-        run: nix develop -c cargo build --target wasm32-unknown-unknown
+        run: nix develop -c cargo build --target wasm32-unknown-unknown
diff --git a/.github/workflows/subgraph-test.yaml b/.github/workflows/subgraph-test.yaml
@@ -12,9 +12,22 @@ jobs:
           fetch-depth: 0
           submodules: recursive
 
-      - name: Install Nix
-        uses: DeterminateSystems/nix-installer-action@v4
-      - uses: DeterminateSystems/magic-nix-cache-action@v2
+      - uses: nixbuild/nix-quick-install-action@v30
+        with:
+          nix_conf: |
+            keep-env-derivations = true
+            keep-outputs = true
+      - name: Restore and save Nix store
+        uses: nix-community/cache-nix-action@v6
+        with:
+          # restore and save a cache using this key
+          primary-key: nix-${{ runner.os }}-${{ hashFiles('**/*.nix', '**/flake.lock') }}
+          # if there's no cache hit, restore a cache by this prefix
+          restore-prefixes-first-match: nix-${{ runner.os }}-
+          # collect garbage until the Nix store size (in bytes) is at most this number
+          # before trying to save a new cache
+          # 1G = 1073741824
+          gc-max-store-size-linux: 1G
 
       - name: Build subgraph
         run: nix develop -c subgraph-build

diff --git a/.gitignore b/.gitignore
@@ -1,8 +1,8 @@
 out
 cache
 .DS_Store
-
 .vscode
+.direnv/
 
 # Rust
 target
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,13 +1,8 @@
 [workspace]
 resolver = "2"
-members = [
-    "crates/bindings",
-    "crates/cli",
-    "crates/metaboard",
-]
+members = ["crates/bindings", "crates/cli", "crates/metaboard"]
 
 [workspace.package]
-author = "Rain Open Source Software Ltd"
 license = "LicenseRef-DCL-1.0"
 
 [workspace.dependencies]

diff --git a/crates/bindings/Cargo.toml b/crates/bindings/Cargo.toml
@@ -4,7 +4,6 @@ version = "0.1.0"
 edition = "2021"
 description = "Solidity bindings for rain metadata."
 license.workspace = true
-author.workspace = true
 repository = "https://github.com/rainlanguage/rain.metadata"
 
 [dependencies]

diff --git a/crates/cli/Cargo.toml b/crates/cli/Cargo.toml
@@ -4,7 +4,6 @@ version = "0.0.2-alpha.6"
 edition = "2021"
 description = "Tooling and utilities for RainLanguage metadata."
 license.workspace = true
-author.workspace = true
 repository = "https://github.com/rainlanguage/rain.metadata"
 
 [features]

diff --git a/crates/cli/src/lib.rs b/crates/cli/src/lib.rs
@@ -17,15 +17,15 @@
 //! building the binary.
 //!
 //! - `cli`: A [mod@clap] based CLI app module for functionalities of this library, this feature
-//! has [mod@tokio] dependency with features enabled that are compatible for `wasm` family target builds,
-//! Enabling this feature will also enable `json-schema` feature.
-//! This feature is required for building the binary crate.
+//!   has [mod@tokio] dependency with features enabled that are compatible for `wasm` family target builds,
+//!   Enabling this feature will also enable `json-schema` feature.
+//!   This feature is required for building the binary crate.
 //! - `json-schema`: Enables implementation of [Json Schema](schemars::JsonSchema) for different [types] of Rain meta.
 //! - `tokio-full`: Installs [mod@tokio] with full features which is a dependency of `cli` feature, this
-//! allows for multi-threading of the CLI app (binary), however it results in erroneous builds for `wasm` target family
-//! as explained in [tokio docs](https://docs.rs/tokio/latest/tokio/#wasm-support).this feature is only effective for
-//! binary crate and using it for lib crate just installs a [mod@tokio] with full feature as a dependency as the entire
-//! lib crate doesn't depend on [mod@tokio]. This is because [mod@tokio] is only used as a runtime for binray crate.
+//!   allows for multi-threading of the CLI app (binary), however it results in erroneous builds for `wasm` target family
+//!   as explained in [tokio docs](https://docs.rs/tokio/latest/tokio/#wasm-support).this feature is only effective for
+//!   binary crate and using it for lib crate just installs a [mod@tokio] with full feature as a dependency as the entire
+//!   lib crate doesn't depend on [mod@tokio]. This is because [mod@tokio] is only used as a runtime for binray crate.
 //!
 //! ## Example
 //! ```ignore

diff --git a/crates/cli/src/meta/mod.rs b/crates/cli/src/meta/mod.rs
@@ -336,7 +336,7 @@ impl<'de> Deserialize<'de> for RainMetaDocumentV1Item {
                             2 => content_type = Some(map.next_value()?),
                             3 => content_encoding = Some(map.next_value()?),
                             4 => content_language = Some(map.next_value()?),
-                            other => Err(serde::de::Error::custom(&format!(
+                            other => Err(serde::de::Error::custom(format!(
                                 "found unexpected key in the map: {other}"
                             )))?,
                         };
@@ -805,7 +805,7 @@ impl Store {
         if let Ok(meta) = search(&hex::encode_prefixed(hash), &self.subgraphs).await {
             self.store_content(&meta.bytes);
             self.cache.insert(hash.to_vec(), meta.bytes);
-            return self.get_meta(hash);
+            self.get_meta(hash)
         } else {
             None
         }
@@ -816,7 +816,7 @@ impl Store {
         if !self.cache.contains_key(hash) {
             self.update(hash).await
         } else {
-            return self.get_meta(hash);
+            self.get_meta(hash)
         }
     }
 
@@ -827,12 +827,12 @@ impl Store {
             if keccak256(bytes).0 == hash {
                 self.store_content(bytes);
                 self.cache.insert(hash.to_vec(), bytes.to_vec());
-                return self.cache.get(hash);
+                self.cache.get(hash)
             } else {
                 None
             }
         } else {
-            return self.get_meta(hash);
+            self.get_meta(hash)
         }
     }
 

diff --git a/crates/metaboard/Cargo.toml b/crates/metaboard/Cargo.toml
@@ -4,7 +4,6 @@ version = "0.1.0"
 edition = "2021"
 description = "A subgraph client for the Rain Metaboard."
 license.workspace = true
-author.workspace = true
 repository = "https://github.com/rainlanguage/rain.metadata"
 
 [dependencies]
@@ -21,4 +20,4 @@ tokio = { workspace = true }
 serde_json = { workspace = true }
 
 [build-dependencies]
-cynic-codegen = { version = "3" }
+cynic-codegen = { version = "3" }