If a block ends with an expression, skip it

Author: smoelius

backends/Cargo.toml

@@ -9,6 +9,8 @@ authors = ["Samuel Moelius <sam@moeli.us>"]
 license = "AGPL-3.0"
 repository = "https://github.com/trailofbits/necessist"
 
+build = "build/main.rs"
+
 [dependencies]
 necessist-core = { version = "=0.6.0", path = "../core" }
 
@@ -63,6 +65,7 @@ tempfile = "3.10"
 
 [build-dependencies]
 heck = "0.5"
+proc-macro2 = "1.0"
 syn = "2.0"
 
 [lints]

backends/assets/README.txt

@@ -1,5 +1,11 @@
-The file pt.rs, in the same directory as this README, is from the following location:
+The file solang_parser_pt.rs, in the same directory as this README, is from the following location:
 
 https://github.com/xermicus/solang/blob/6677ff21d607b74037db6f8c4abbd5334ebbddb3/solang-parser/src/pt.rs
 
 The file is used by build.rs to generate a Solang AST visitor implementation.
+
+The file syn_expr.rs is from the following location:
+
+https://github.com/dtolnay/syn/blob/7f2dce7ede0e0d8c973a88f76e61544393be2d3a/src/expr.rs
+
+The file is used by build.rs to define the `expression_with_block` function.