From d5589138d533c1b9a9087d74f5014d89a3cf92f7 Mon Sep 17 00:00:00 2001
From: afshan ahmed khan <afshanahmeda2k@gmail.com>
Date: Sat, 20 Apr 2024 19:58:43 +0530
Subject: [PATCH] Improve file reading functionality

---
 JS/wasm/crates/serve/src/binding.rs          | 50 +++++---------------
 JS/wasm/examples/ec-wasmjs-hono/build.js     | 14 +++---
 JS/wasm/examples/ec-wasmjs-hono/src/index.js | 11 ++++-
 3 files changed, 27 insertions(+), 48 deletions(-)

diff --git a/JS/wasm/crates/serve/src/binding.rs b/JS/wasm/crates/serve/src/binding.rs
index b5cda47e6..b1ca79d59 100644
--- a/JS/wasm/crates/serve/src/binding.rs
+++ b/JS/wasm/crates/serve/src/binding.rs
@@ -155,46 +155,18 @@ pub fn add_jsonnet_to_linker(linker: &mut Linker<WasiCtx>) -> anyhow::Result<()>
 
             let vm = jsonnet_make();
 
-            let entries =
-                fs::read_dir(env::current_dir().expect("Unable to get current directory"))
-                    .expect("unable to read path");
-            let mut file: Option<String> = None;
-            for entry in entries {
-                let filepath = entry.expect("Panic in entry").path();
-                if (filepath.is_file()) {
-                    let filename = filepath
-                        .file_name()
-                        .expect("Panic in filename")
-                        .to_str()
-                        .expect("Panic in to_str")
-                        .to_owned();
-                    if (filename.starts_with(path.split('.').collect::<Vec<&str>>()[0])
-                        && filename.ends_with(".jsonnet"))
-                    {
-                        file = Some(filename);
-                        break;
-                    }
-                }
-            }
-            match file {
-                Some(filename) => {
-                    for (key, value) in var_json.as_object().unwrap() {
-                        ext_string(
-                            vm,
-                            key,
-                            value.as_str().expect("ext_string value is not a string"),
-                        );
-                    }
-                    let code = fs::read_to_string(filename)?;
-                    let out = jsonnet_evaluate_snippet(vm, "deleteme", &code);
-                    let mut output: std::sync::MutexGuard<'_, String> = output.lock().unwrap();
-                    *output = out;
-                }
-                None => {
-                    let mut output = output.lock().unwrap();
-                    *output = r#""Empty file""#.to_string();
-                }
+            for (key, value) in var_json.as_object().unwrap() {
+                ext_string(
+                    vm,
+                    key,
+                    value.as_str().expect("ext_string value is not a string"),
+                );
             }
+            let code = fs::read_to_string(path).expect("File not found");
+            let out = jsonnet_evaluate_snippet(vm, "deleteme", &code);
+            let mut output: std::sync::MutexGuard<'_, String> = output.lock().unwrap();
+            *output = out;
+
             Ok(())
         },
     )?;
diff --git a/JS/wasm/examples/ec-wasmjs-hono/build.js b/JS/wasm/examples/ec-wasmjs-hono/build.js
index 5f3fc6ad2..edb1b6ba9 100644
--- a/JS/wasm/examples/ec-wasmjs-hono/build.js
+++ b/JS/wasm/examples/ec-wasmjs-hono/build.js
@@ -16,23 +16,23 @@ let runtime = process.argv[2];
 // }
 
 build({
-    // entryPoints: ["src/index.js", "src/example.jsonnet"],
-    entryPoints: ["src/index.js"],
+    entryPoints: ["src/index.js", "src/example.jsonnet"],
+    // entryPoints: ["src/index.js"],
     bundle: true,
     // minify: true,
     minifySyntax: true,
-    outfile: "bin/app.js",
-    // outdir: "bin",
+    // outfile: "bin/app.js",
+    outdir: "bin",
     format: "esm",
     target: "esnext",
     platform: "node",
     // external: ["arakoo"],
+    loader:{
+        ".jsonnet":"copy"
+    },
     define: {
         "process.env.arakoo": JSON.stringify(runtime === "arakoo"),
     },
-    // loader: {
-    //     ".jsonnet": "text",
-    // },
 }).catch((error) => {
     console.error(error);
     process.exit(1);
diff --git a/JS/wasm/examples/ec-wasmjs-hono/src/index.js b/JS/wasm/examples/ec-wasmjs-hono/src/index.js
index 16a473502..29a141826 100644
--- a/JS/wasm/examples/ec-wasmjs-hono/src/index.js
+++ b/JS/wasm/examples/ec-wasmjs-hono/src/index.js
@@ -23,8 +23,15 @@ app.get("/", (c) => {
 });
 
 app.get('/file', (c)=>{
-    let result = jsonnet.extString("extName","Mohan").evaluateFile("example.jsonnet");
-    return c.json(JSON.parse(result));
+    try {
+        let result = jsonnet.extString("extName","Mohan").evaluateFile("example.jsonnet");
+        return c.json(JSON.parse(result));
+    } catch (error) {
+        console.log("Error occured");
+        console.log(error);
+        return c.json("Unable to evaluate File")
+    }
+
 })
 
 app.get("/:username", (c) => {