Update bindings to include newer APIs

- Java
- Python
- WASM

`arc` feature is turned on for all bindings
Use pretty string instead of colored string.

Signed-off-by: Anand Krishnamoorthi <[email protected]>

.github/workflows/test-wasm.yml

@@ -27,4 +27,5 @@ jobs:
         run: |
           cd bindings/wasm
           wasm-pack build --target nodejs --release
+          wasm-pack test --release --node
           node test.js

.gitignore

@@ -16,4 +16,7 @@ Cargo.lock
 worktrees/
 
 # build folders
-**/build
+**/build
+
+# Generated C# bindings
+**/*.g.cs

bindings/ffi/Cargo.toml

@@ -13,7 +13,7 @@ regorus = { path  = "../..", default-features = false }
 serde_json = "1.0.113"
 
 [features]
-default = ["std", "regorus/full-opa"]
+default = ["std", "regorus/arc", "regorus/full-opa"]
 std = ["regorus/std"]
 custom_allocator = []
 

bindings/ffi/regorus.ffi.hpp

@@ -69,6 +69,8 @@ RegorusResult regorus_engine_add_policy_from_file(RegorusEngine *engine, const c
 /// * `data`: JSON encoded value to be used as policy data.
 RegorusResult regorus_engine_add_data_json(RegorusEngine *engine, const char *data);
 
+RegorusResult regorus_engine_get_packages(RegorusEngine *engine);
+
 RegorusResult regorus_engine_add_data_from_json_file(RegorusEngine *engine, const char *path);
 
 /// Clear policy data.

bindings/ffi/regorus.h

@@ -95,6 +95,8 @@ struct RegorusResult regorus_engine_add_policy_from_file(struct RegorusEngine *e
  */
 struct RegorusResult regorus_engine_add_data_json(struct RegorusEngine *engine, const char *data);
 
+struct RegorusResult regorus_engine_get_packages(struct RegorusEngine *engine);
+
 struct RegorusResult regorus_engine_add_data_from_json_file(struct RegorusEngine *engine,
                                                             const char *path);
 

bindings/ffi/src/lib.rs

@@ -187,6 +187,18 @@ pub extern "C" fn regorus_engine_add_data_json(
     }())
 }
 
+/// Get list of loaded Rego packages as JSON.
+///
+/// See https://docs.rs/regorus/latest/regorus/struct.Engine.html#method.get_packages
+/// * `data`: JSON encoded value to be used as policy data.
+#[no_mangle]
+pub extern "C" fn regorus_engine_get_packages(engine: *mut RegorusEngine) -> RegorusResult {
+    to_regorus_string_result(|| -> Result<String> {
+        serde_json::to_string_pretty(&to_ref(&engine)?.engine.get_packages()?)
+            .map_err(anyhow::Error::msg)
+    }())
+}
+
 #[cfg(feature = "std")]
 #[no_mangle]
 pub extern "C" fn regorus_engine_add_data_from_json_file(

bindings/java/Cargo.toml

@@ -10,8 +10,11 @@ keywords = ["interpreter", "opa", "policy-as-code", "rego"]
 [lib]
 crate-type = ["cdylib"]
 
+[features]
+default = ["regorus/std", "regorus/full-opa"]
+
 [dependencies]
 anyhow = "1.0"
 serde_json = "1.0.112"
 jni = "0.21.1"
-regorus = { path = "../.." }
+regorus = { path  = "../..", default-features = false, features = ["arc"] }

bindings/java/Test.java

@@ -6,15 +6,31 @@
 public class Test {
     public static void main(String[] args) {
         try (Engine engine = new Engine()) {
-            engine.addPolicy(
+            var pkg = engine.addPolicy(
                 "hello.rego",
-                "package test\nmessage = concat(\", \", [input.message, data.message])"
+                "package test\nx=1\nmessage = concat(\", \", [input.message, data.message])"
             );
+	    System.out.println("Loaded package " + pkg);
+
+
             engine.addDataJson("{\"message\":\"World!\"}");
             engine.setInputJson("{\"message\":\"Hello\"}");
-            String resJson = engine.evalQuery("data.test.message");
 
+	    // Evaluate query.
+	    String resJson = engine.evalQuery("data.test.message");
             System.out.println(resJson);
+
+	    // Enable coverage.
+	    engine.setEnableCoverage(true);
+
+	    // Evaluate rule.
+	    String valueJson = engine.evalRule("data.test.message");
+            System.out.println(valueJson);
+
+	    var coverage = engine.getCoverageReport();
+	    System.out.println(coverage);
+
+	    System.out.println(engine.getCoverageReportPretty());
         }
     }
 }