Update: avoid requiring NaN spaces of indentation (fixes #9083) (#9085)

This fixes an issue where the `indent` rule would sometimes expect "NaN spaces" of indentation when an `"off"` option was used.

Author: not-an-aardvark

lib/rules/indent.js

@@ -783,7 +783,7 @@ module.exports = {
             offsets.setDesiredOffsets(
                 [startToken.range[1], endToken.range[0]],
                 startToken,
-                offset === "first" ? 1 : offset
+                typeof offset === "number" ? offset : 1
             );
             offsets.setDesiredOffset(endToken, startToken, 0);
 

tests/lib/rules/indent.js

@@ -4915,6 +4915,24 @@ ruleTester.run("indent", rule, {
                     );
                 }
             `
+        },
+        {
+            code: unIndent`
+                a(b
+                  , c
+                )
+            `,
+            options: [2, { CallExpression: { arguments: "off" } }]
+        },
+        {
+            code: unIndent`
+                a(
+                  new B({
+                    c,
+                  })
+                );
+            `,
+            options: [2, { CallExpression: { arguments: "off" } }]
         }
     ],