Ruby: Move extractor into shared crate

This makes it possible for different languages to share this extractor.

ruby/extractor/Cargo.toml

@@ -22,3 +22,4 @@ lazy_static = "1.4.0"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 chrono = { version = "0.4.19", features = ["serde"] }
+codeql-extractor = { path = "../../shared/extractor" }

ruby/extractor/src/bin/extractor.rs

@@ -11,7 +11,7 @@ use std::io::BufRead;
 use std::path::{Path, PathBuf};
 use tree_sitter::{Language, Parser, Range};
 
-use ruby_extractor::{diagnostics, extractor, file_paths, node_types, trap};
+use codeql_extractor::{diagnostics, extractor, file_paths, node_types, trap};
 
 /**
  * Gets the number of threads the extractor should use, by reading the

ruby/extractor/src/bin/generator.rs

@@ -6,8 +6,8 @@ use std::io::LineWriter;
 use std::io::Write;
 use std::path::PathBuf;
 
-use ruby_extractor::generator::{dbscheme, language::Language, ql, ql_gen};
+use codeql_extractor::generator::{dbscheme, language::Language, ql, ql_gen};
-use ruby_extractor::node_types;
+use codeql_extractor::node_types;
 
 /// Given the name of the parent node, and its field information, returns a pair,
 /// the first of which is the field's type. The second is an optional dbscheme

shared/extractor/.gitignore

@@ -0,0 +1,2 @@
+/target
+/Cargo.lock

shared/extractor/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "codeql-extractor"
+version = "0.1.0"
+edition = "2021"
+authors = ["GitHub"]
+
+[dependencies]
+flate2 = "1.0"
+tree-sitter = "0.20"
+tracing = "0.1"
+rayon = "1.5.0"
+regex = "1.7.1"
+encoding = "0.2"
+lazy_static = "1.4.0"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+chrono = { version = "0.4.19", features = ["serde"] }