[nongnu] elpa/swift-mode a60e3fa 209/496: Don't indent chain of operators multiple times

[ELPA Syncer]

branch: elpa/swift-mode
commit a60e3fa5fa87ccbbd8fa91ed0a4ef049941b9b12
Author: ap4y <lod@pisem.net>
Commit: ap4y <lod@pisem.net>

    Don't indent chain of operators multiple times
---
 swift-mode.el             |  3 ++-
 test/indentation-tests.el | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/swift-mode.el b/swift-mode.el
index 2bedbd9..1666781 100644
--- a/swift-mode.el
+++ b/swift-mode.el
@@ -344,7 +344,8 @@
     ;; Apply swift-indent-multiline-statement-offset if
     ;; operator is the last symbol on the line
     (`(:before . "OP")
-     (when (smie-rule-hanging-p)
+     (when (and (smie-rule-hanging-p)
+                (not (smie-rule-parent-p "OP")))
        (if (smie-rule-parent-p "{")
            (+ swift-indent-offset swift-indent-multiline-statement-offset)
          swift-indent-multiline-statement-offset)))
diff --git a/test/indentation-tests.el b/test/indentation-tests.el
index 9a63dfb..0b881f9 100644
--- a/test/indentation-tests.el
+++ b/test/indentation-tests.el
@@ -1174,6 +1174,32 @@ let x = foo ??
         |bar
 ")
 
+(check-indentation indents-multiline-expressions/21
+                   "
+let foo = a +
+          b +
+            |c +
+          d
+" "
+let foo = a +
+          b +
+          |c +
+          d
+")
+
+(check-indentation indents-multiline-expressions/22
+                   "
+let foo = a +
+          b +
+          c +
+              |d
+" "
+let foo = a +
+          b +
+          c +
+          |d
+")
+
 (check-indentation indents-long-parameters/1
                    "
 func foo() {