Fix sqlstate generation

codegen/Cargo.toml

@@ -5,6 +5,6 @@ authors = ["Steven Fackler <sfackler@gmail.com>"]
 
 [dependencies]
 phf_codegen = "0.8"
-regex = "1.3.1"
+regex = "1.0"
 marksman_escape = "0.1"
 linked-hash-map = "0.5"

codegen/src/type_gen.rs

@@ -200,7 +200,7 @@ fn parse_types() -> BTreeMap<u32, Type> {
         let name = raw_type["typname"].clone();
 
         let ident = range_vector_re.replace(&name, "_$1");
-        let ident = array_re.replace(&ident, "$1_array");
+        let ident = array_re.replace(&ident, "${1}_array");
         let variant = snake_to_camel(&ident);
         let ident = ident.to_ascii_uppercase();