- refactor source parser to allow nested parsing

- replace logos with custom regex parser in statement parser

Author: psteinroe

Diff for: Cargo.lock

@@ -9,6 +9,8 @@ edition = "2021"
 proc-macro2 = "1.0.66"
 quote = "1.0.33"
 pg_query_proto_parser.workspace = true
+syn = { version = "2.0.35", features = ["full"] }
+regex = "1.9.5"
 
 [lib]
 proc-macro = true

Diff for: crates/codegen/Cargo.toml

@@ -1,5 +1,4 @@
 use std::collections::HashSet;
-use std::env::current_dir;
 
 use pg_query_proto_parser::{Node, ProtoParser, Token};
 use proc_macro2::{Ident, Literal};

Diff for: crates/codegen/src/syntax_kind.rs

@@ -14,6 +14,7 @@ regex = "1.9.1"
 serde = { version = "1.0", features = ["derive"] }
 env_logger = { version = "0.9.1" }
 log = { version = "0.4.20" }
+lazy_static = "1.4.0"
 
 codegen.workspace = true
 pg_query_proto_parser.workspace = true

Diff for: crates/parser/Cargo.toml

@@ -18,8 +18,8 @@
 mod ast_node;
 mod parser;
 mod sibling_token;
-mod source_file;
-mod statement;
+mod source_parser;
+mod statement_parser;
 mod syntax_error;
 mod syntax_kind_codegen;
 mod syntax_node;