Fixing pretty printer indentation. launching inspector when selecting any store value

src/ast.ts

@@ -180,9 +180,9 @@ export function prettyPrint(ast: AST, indent = 0): string {
         case 'literal': {
             const val = ast.value;
             if (val.kind === 'string') {
-                return `${i}"${val.value}"`;
+                return `"${val.value}"`;
             }
-            return `${i}${val.value}`;
+            return `${val.value}`;
         }
 
         case 'variable':
@@ -190,9 +190,9 @@ export function prettyPrint(ast: AST, indent = 0): string {
             return ast.name;
 
         case 'apply':
-            const func = prettyPrint(ast.func, 0);
+            const func = prettyPrint(ast.func, indent);
             const args = ast.args.map(a => {
-                const printed = prettyPrint(a, 0);
+                const printed = prettyPrint(a, indent);
                 if (a.kind === 'lambda' || a.kind === 'match' || a.kind === 'let' || a.kind === 'rebind') {
                     return `(${printed})`;
                 }
@@ -204,17 +204,22 @@ export function prettyPrint(ast: AST, indent = 0): string {
         case 'let':
             return `${ast.name} = ${prettyPrint(ast.value, indent + 1)};\n${i}${prettyPrint(ast.body, indent)}`
 
-        case 'list':
-            const elems = ast.elements.map(e => prettyPrint(e, 0)).join(', ');
-            return `[${elems}]`;
+        case 'list': {
+            const elems = ast.elements.map(e => prettyPrint(e, indent + 1))
+            if (elems.length <= 1) return `[${elems.join(', ')}]`;
+            const inner = elems.map(e => `${'  '.repeat(indent + 1)}${e}`).join(',\n');
+            return `[\n${inner}\n${i}]`;
+        }
 
         case 'record':
             const parts = ast.entries.map(entry =>
                 entry.kind === 'spread'
-                    ? `...${prettyPrint(entry.expr, )}`
-                    : `${entry.key} = ${prettyPrint(entry.value, 0)}`
+                    ? `...${prettyPrint(entry.expr, indent + 1)}`
+                    : `${entry.key} = ${prettyPrint(entry.value, indent + 1)}`
             );
-            return `{ ${parts.join(', ')} }`;
+            if (parts.length <= 1) return `{ ${parts.join(', ')} }`;
+            const inner = parts.map(p => `${'  '.repeat(indent + 1)}${p}`).join(',\n');
+            return `{\n${inner}\n${i}}`;
 
         case 'lambda': {
             const params = ast.params.join(' ');
@@ -228,27 +233,27 @@ export function prettyPrint(ast: AST, indent = 0): string {
         }
 
         case 'record-access':
-            return `${prettyPrint(ast.record, 0)}.${ast.field}`;
+            return `${prettyPrint(ast.record, indent)}.${ast.field}`;
 
         case 'record-update': {
             const updates = Object.entries(ast.updates)
-                .map(([k, v]) => `${k} = ${prettyPrint(v, 0)}`)
+                .map(([k, v]) => `${k} = ${prettyPrint(v, indent)}`)
                 .join(', ');
-            return `${prettyPrint(ast.record, 0)}.{ ${updates} }`
+            return `${prettyPrint(ast.record, indent)}.{ ${updates} }`
         }
 
         case 'match':
-            const expr = prettyPrint(ast.expr, 0);
+            const expr = prettyPrint(ast.expr, indent);
             const cases = ast.cases
                 .map(c => `${i}| ${prettyPrintPattern(c.pattern)} \\ ${prettyPrint(c.result, indent + 1)}`)
                 .join('\n');
             return `${expr}\n${cases}`;
 
         case 'rebind':
-            return `${prettyPrint(ast.target, 0)} := ${prettyPrint(ast.value, 0)}`;
+            return `${prettyPrint(ast.target, indent)} := ${prettyPrint(ast.value, indent)}`;
 
         case 'list-spread':
-            return `...${prettyPrint(ast.spread, 0)}`;
+            return `...${prettyPrint(ast.spread, indent)}`;
 
         case 'definition':
             return `${ast.name} = ${prettyPrint(ast.body, indent)};`;

src/cg/10-os.cg

@@ -172,9 +172,9 @@ os =
     result = eval input;
     _ = debug "onSelect eval result" result;
     result
-    | Value v \ openWindow input (_ \ ui.text { content = show v, color = "white" })
-    | Defined name \ openWindow name (size \ inspector { name = name, w = size.w, h = size.h })
-    | Err msg \ openWindow "Error" (_ \ ui.text { content = msg, color = "red" });
+    | Value v \ (getSource input == ""
+      | True \ openWindow input (_ \ ui.text { content = show v, color = "white" })
+      | False \ openWindow input (size \ inspector { name = input, w = size.w, h = size.h }));
 
   handleFocusLeftEvent = state \
     newIndex = max 0 (osState.wm.focusedIndex - 1);