still working on propositional logic

Author: ubccpsc221

.junk.swp

@@ -1,6 +1,6 @@
 title: Quarto Live
 author: George Stagg
-version: 0.1.2-dev
+version: 0.1.3-dev
 quarto-required: ">=1.4.0"
 contributes:
   filters:

_extensions/r-wasm/live/_extension.yml

@@ -4,7 +4,7 @@
 
 # We'll handle `include: false` in Lua, always include cell in knitr output
 knitr::opts_hooks$set(include = function(options) {
-  if (options$engine == "webr" || options$engine == "pyodide" ) {
+  if (options$engine == "webr" || options$engine == "pyodide") {
     options$include <- TRUE
   }
   options

_extensions/r-wasm/live/_knitr.qmd

@@ -528,7 +528,10 @@ function setupPyodide(doc)
 
   -- Initial Pyodide startup options
   local pyodide_options = {
-    indexURL = "https://cdn.jsdelivr.net/pyodide/v0.26.1/full/",
+    indexURL = "https://cdn.jsdelivr.net/pyodide/v0.27.0/full/",
+    env = {
+      PLOTLY_RENDERER = 'plotly_mimetype',
+    }
   }
   if (pyodide["engine-url"]) then
     pyodide_options["indexURL"] = pandoc.utils.stringify(pyodide["engine-url"])
@@ -593,7 +596,7 @@ function setupWebR(doc)
 
   -- Initial webR startup options
   local webr_options = {
-    baseUrl = "https://webr.r-wasm.org/v0.4.1/"
+    baseUrl = "https://webr.r-wasm.org/v0.5.4/",
   }
   if (webr["engine-url"]) then
     webr_options["baseUrl"] = pandoc.utils.stringify(webr["engine-url"])

_extensions/r-wasm/live/live.lua

@@ -1,5 +1,5 @@
 webROjs = {
-  const { WebR } = window._exercise_ojs_runtime.WebR;
+  const { WebR, ChannelType } = window._exercise_ojs_runtime.WebR;
   const {
     WebREvaluator,
     WebREnvironmentManager,
@@ -37,6 +37,10 @@ webROjs = {
   const filesContent = document.querySelector(`script[type=\"vfs-file\"]`).textContent;
   const files = JSON.parse(b64Decode(filesContent));
 
+  // Use PostMessage channel for async communication
+  // We do not expect to take nested prompt input in Quarto Live cells
+  data.options.channelType = ChannelType.PostMessage;
+
   // Initialise webR and setup for R code evaluation
   let webRPromise = (async (webR) => {
     statusText.textContent = `Downloading webR`;
@@ -79,11 +83,12 @@ webROjs = {
       let path = '';
       while (parts.length > 0) {
         path += parts.shift() + '/';
-        try {
-          await webR.FS.mkdir(path);
-        } catch (e) {
-          if (!e.message.includes("FS error")) {
-            throw e;
+        const analysis = await webR.FS.analyzePath(path);
+        if (!analysis.exists) {
+          try {
+            await webR.FS.mkdir(path);
+          } catch (e) {
+            throw new Error(`Filesystem Error: "${e.message}".`);
           }
         }
       }