feat: add script user error display function

Author: Koalhack

src/controllers/FlowViewController.ts

@@ -31,4 +31,9 @@ export class FlowViewController {
     const scriptArguments = JSON.parse(parameters);
     this.scriptManager.runScriptM(scriptArguments);
   }
+
+  // ─── METHOD: error ───────────────────────────────────────────────────────────────────
+  displaySelectedUserError(parameters: string) {
+    this.scriptManager.displayUserError(parameters);
+  }
 }

src/main.ts

@@ -19,3 +19,7 @@ if (method === 'query') {
 if (method === 'run') {
   flowViewController.runSelectedScript(parameters[0] as string);
 }
+
+if (method === 'error') {
+  flowViewController.displaySelectedUserError(parameters[0] as string);
+}

src/scriptManager.ts

@@ -87,6 +87,21 @@ export class ScriptManager {
     return sortByProperty(results, SORT_PROPERTY);
   }
 
+  displayUserError(errorObjectString: string) {
+    // TODO: Better origanisation for all patterns (regex, escpape char)
+    const ESCAPE_LINE_FEED = /\\n/g;
+    const LINE_FEED = '\n';
+    const AT_PATTERN = /\s*\sat\s.[^"]*/g;
+    const NOTHING = ' ';
+
+    let prettyErrorString = errorObjectString.replace(
+      ESCAPE_LINE_FEED,
+      LINE_FEED
+    );
+    prettyErrorString = prettyErrorString.replace(AT_PATTERN, NOTHING);
+    this.replaceText(prettyErrorString);
+  }
+
   runScriptM(scriptArguments: ScriptArguments) {
     // Get clipboard content
     const clip = Clipboard.get();
@@ -98,15 +113,15 @@ export class ScriptManager {
     this.replaceText(result, clip);
   }
 
-  runScript(script: Script, text: string) {
+  runScript(script: Script, text: string): string {
     let scriptExecution = new ScriptExecution({ text: text });
 
     script.run(scriptExecution);
 
     return scriptExecution.text ?? '';
   }
 
-  replaceText(newText: string, originText: string) {
+  replaceText(newText: string, originText: string = '') {
     if (newText !== originText) {
       // Update clipboard with new value
       Clipboard.copy(newText);

src/utils/flowLauncher.ts

@@ -32,12 +32,25 @@ export const FlowLauncher = {
    * @param scriptErrors list of scripts errors to format.
    */
   searchScriptErrorResultFMT: function (scriptErrors: ScriptError[]): Result[] {
+    const REPLACER = null;
+    const SPACE = 4;
     return scriptErrors.map(scriptError => ({
       Title: `Unable to load ${scriptError.filename ?? 'No filename'}`,
       Subtitle: `Error: ${scriptError.err.message ?? 'No error'}`,
       JsonRPCAction: {
-        method: '', // TODO: add script error function
-        parameters: []
+        method: 'error',
+        parameters: [
+          JSON.stringify(
+            {
+              filename: scriptError.filename,
+              name: scriptError.err.name,
+              message: scriptError.err.message,
+              stack: scriptError.err.stack
+            },
+            REPLACER,
+            SPACE
+          )
+        ]
       },
       IcoPath: ICON.error,
       score: 0