add julia powerrun support

Author: lihebi

api/kernels/julia/Dockerfile

@@ -14,6 +14,9 @@ RUN KERNEL_PATH=`julia -e 'import IJulia; print(joinpath(dirname(pathof(IJulia))
     # the same (because the path is not the same)
     ln -sf $KERNEL_PATH /kernel.jl
 
+RUN julia -e 'import Pkg; Pkg.add("Reexport")'
+RUN julia -e 'import Pkg; Pkg.status()'
+
 COPY ./start.sh /start.sh
 COPY ./conn.json /conn.json
 

api/kernels/julia/codepod.jl

@@ -18,7 +18,7 @@ function ensureModuleDefined(namespace)
     for name in names
         name = Symbol(name)
         if !isdefined(eval(mod), name) 
-            include_string(eval(mod), "module $name end")
+            include_string(eval(mod), "module $name using Reexport end")
         end
         mod = :($mod.$name)
     end
@@ -47,4 +47,4 @@ function CODEPOD_DELETE_IMPORT(ns, name)
 end
 
 import Pkg
-Pkg.activate("CODEPOD")
+# Pkg.activate("CODEPOD")

ui/src/components/repo/pod.js

@@ -197,6 +197,30 @@ export function DeckTitle({ id }) {
           <Divider />
         </Box>
       )}
+      {pod.error && (
+        <Box overflow="scroll" maxH="3xs" border="1px" bg="gray.50">
+          <Text color="red">Error: {pod.error.evalue}</Text>
+          {pod.error.stacktrace && (
+            <Box>
+              <Text>StackTrace</Text>
+              {/* <Code w="100%" whiteSpace="pre-wrap" bg="gray.50" fontSize="sm">
+                  {stripAnsi(pod.error.stacktrace.join("\n"))}
+                </Code> */}
+              <Box
+                whiteSpace="pre-wrap"
+                fontSize="sm"
+                // this inline-style also works
+                // but it cannot be applied to <Ansi/> tag
+                // style={{
+                //   whiteSpace: "pre-wrap",
+                // }}
+              >
+                <Ansi>{pod.error.stacktrace.join("\n")}</Ansi>
+              </Box>
+            </Box>
+          )}
+        </Box>
+      )}
       {pod.running && <Text>Running ..</Text>}
       <Box
         style={{

ui/src/lib/ws/middleware.js

@@ -133,6 +133,81 @@ function handlePowerRun({ id, doEval, storeAPI, socket }) {
         },
       })
     );
+  } else if (pod.lang === "julia") {
+    let names = pod.children
+      .filter(({ id }) => pods[id].type !== "DECK")
+      .filter(({ id }) => pods[id].exports)
+      .map(({ id }) =>
+        Object.entries(pods[id].exports)
+          .filter(([k, v]) => v)
+          .map(([k, v]) => k)
+      );
+    names = [].concat(...names);
+    let nses = getUtilNs({ id, pods });
+    const child_deck_nses = pods[id].children
+      .filter(({ id }) => pods[id].type === "DECK" && !pods[id].thundar)
+      .map(({ id, type }) => pods[id].ns);
+    nses = nses.concat(child_deck_nses);
+    // if it is a test desk, get parent
+    if (pod.thundar) {
+      nses.push(pods[pod.parent].ns);
+    }
+
+    // exported subdecks
+    let exported_decks = pods[id].children
+      .filter(
+        ({ id }) =>
+          pods[id].type === "DECK" &&
+          pods[id].exports &&
+          pods[id].exports["self"]
+      )
+      .map(({ id, type }) => pods[id].ns);
+
+    // nses = nses.concat(exported_decks);
+
+    function ns2jlmod(ns) {
+      return "Main." + ns.replaceAll("/", ".");
+    }
+
+    let code = `
+${nses
+  .map(
+    (ns) =>
+      `include_string(eval(:(${ns2jlmod(pod.ns)})), "using $(eval(:(${ns2jlmod(
+        ns
+      )})))")`
+  )
+  .join("\n")}
+
+  ${exported_decks.map(
+    (ns) =>
+      `include_string(eval(:(${ns2jlmod(
+        pod.ns
+      )})), "@reexport using $(eval(:(${ns2jlmod(ns)})))")`
+  )}
+
+  ${names.length > 0 ? `export ${names.join(",")}` : ""}
+  
+    `;
+    // console.log("code:", code);
+    // ${struct_names.map((name) => `(struct ${name} ())`)}
+
+    storeAPI.dispatch(repoSlice.actions.clearResults(pod.id));
+    storeAPI.dispatch(repoSlice.actions.setRunning(pod.id));
+    socket.send(
+      JSON.stringify({
+        type: "runCode",
+        payload: {
+          lang: pod.lang,
+          code,
+          namespace: pod.ns,
+          // raw: true,
+          // FIXME this is deck's ID
+          podId: pod.id,
+          sessionId: storeAPI.getState().repo.sessionId,
+        },
+      })
+    );
   }
   if (doEval) {
     // run all children pods