fix: Properly parse Expressions, Idents, and Literals

Cargo.toml

@@ -27,3 +27,9 @@ perf = "deny"
 style = "deny"
 nursery = "deny"
 pedantic = "deny"
+
+[package.metadata.release]
+pre-release-hook = ["git", "cliff", "-o", "CHANGELOG.md", "--tag", "{{version}}"]
+pre-release-replacements = [
+  { file = "README.md", search = "comlexr = \"\\d+.\\d+.\\d+\"", replace = "comlexr = \"{{version}}\"" }
+]

justfile

@@ -0,0 +1,61 @@
+export RUST_BACKTRACE := "1"
+
+set dotenv-load := true
+set positional-arguments := true
+
+# default recipe to display help information
+default:
+  @just --list
+
+# Clean up development files and images
+clean:
+  cargo clean
+
+# Run unit tests
+test:
+  cargo test --workspace -- --show-output
+
+# Run unit tests for all features
+test-all-features:
+  cargo test --workspace --all-features -- --show-output
+
+# Run clippy
+lint:
+  cargo clippy
+
+# Run clippy for all features
+lint-all-features:
+  cargo clippy --all-features
+
+# Expand the macros of a module for debugging
+expand *args:
+  cargo expand $@ > ./expand.rs
+  $EDITOR ./expand.rs
+
+# Installs cargo tools that help with development
+tools:
+  rustup toolchain install stable nightly
+  rustup component add --toolchain stable rust-analyzer clippy rustfmt
+  cargo install --locked cargo-watch cargo-expand bacon
+
+# Run cargo release and push the tag separately
+release *args:
+  #!/usr/bin/env bash
+  set -euxo pipefail
+
+  earthly --ci +run-checks
+
+  # --workspace: updating all crates in the workspace
+  # --no-tag: do not push tag for each new version
+  # --no-confirm: don't look for user input, just run the command
+  # --execute: not a dry run
+  cargo release $1 -v \
+    --workspace \
+    --no-tag \
+    --no-confirm \
+    --execute
+
+  VERSION=$(cargo metadata --format-version 1 | jq -r '.packages[] | select(.name == "comlexr") .version')
+  echo "Pushing tag: v${VERSION}"
+  git tag "v${VERSION}"
+  git push origin "v${VERSION}"

src/cmd.rs

@@ -374,13 +374,17 @@ enum Value {
 
 impl Parse for Value {
     fn parse(input: syn::parse::ParseStream) -> syn::Result<Self> {
-        if input.peek(syn::Lit) {
+        let expr_fork = input.fork();
-            input.parse().map(Self::Lit)
+        expr_fork
-        } else if input.peek(syn::Ident) {
+            .parse::<syn::Expr>()
-            input.parse().map(Self::Ident)
+            .and_then(|_| input.parse().map(Self::Expr))
-        } else {
+            .or_else(|_| {
-            input.parse().map(Self::Expr)
+                let ident_fork = input.fork();
-        }
+                ident_fork
+                    .parse::<syn::Ident>()
+                    .and_then(|_| input.parse().map(Self::Ident))
+            })
+            .or_else(|_| input.parse().map(Self::Lit))
     }
 }
 

tests/cmd.rs

@@ -109,7 +109,7 @@ fn match_statement(#[case] match_arg: TestArgs, #[case] expected: &str) {
 #[case(None, None, r#""echo" "test""#)]
 #[case(Some("arg"), None, r#""echo" "test" "arg""#)]
 #[case(None, Some("arg"), r#""echo" "test" "multi" "arg""#)]
-#[case(Some("1"), Some("2"), r#""echo" "test" "1" "multi" "2""#)]
+#[case(Some("1"), Some("2"), r#""echo" "test" "1" "multi=2""#)]
 fn multi_match(#[case] single: Option<&str>, #[case] multi: Option<&str>, #[case] expected: &str) {
     let command = cmd!(
         "echo",
@@ -118,7 +118,7 @@ fn multi_match(#[case] single: Option<&str>, #[case] multi: Option<&str>, #[case
             (None, None) => [],
             (Some(single), None) => single,
             (None, Some(multi)) => ["multi", multi],
-            (Some(single), Some(multi)) => [single, "multi", multi],
+            (Some(single), Some(multi)) => [single, format!("multi={multi}")],
         },
     );