Minor tweak to stringForPrintObject to not say "1 elements"

Enrico Granata · Enrico Granata · commit 061b681d9f75 · 2016-07-13T14:47:56.000-07:00
diff --git a/stdlib/public/core/DebuggerSupport.swift b/stdlib/public/core/DebuggerSupport.swift
@@ -77,7 +77,11 @@ public enum _DebuggerSupport {
       case .set:
         fallthrough
       case .tuple:
-        return "\(Int(mirror.children.count)) elements"
+        if count == 1 {
+          return "1 element"
+        } else {
+          return "\(count) elements"
+        }
       case .`struct`:
         fallthrough
       case .`enum`:
diff --git a/test/1_stdlib/DebuggerSupport.swift b/test/1_stdlib/DebuggerSupport.swift
@@ -44,7 +44,7 @@ StringForPrintObjectTests.test("Array") {
 
 StringForPrintObjectTests.test("Dictionary") {
   let printed = _DebuggerSupport.stringForPrintObject([1:2])
-  expectEqual(printed, "▿ 1 elements\n  ▿ 0 : 2 elements\n    - .0 : 1\n    - .1 : 2\n")
+  expectEqual(printed, "▿ 1 element\n  ▿ 0 : 2 elements\n    - .0 : 1\n    - .1 : 2\n")
 }
 
 StringForPrintObjectTests.test("NilOptional") {

Original file line number	Diff line number	Diff line change
`@@ -44,7 +44,7 @@ StringForPrintObjectTests.test("Array") {`
`44`	`44`
`45`	`45`	`StringForPrintObjectTests.test("Dictionary") {`
`46`	`46`	`let printed = _DebuggerSupport.stringForPrintObject([1:2])`
`47`		`- expectEqual(printed, "▿ 1 elements\n ▿ 0 : 2 elements\n - .0 : 1\n - .1 : 2\n")`
	`47`	`+ expectEqual(printed, "▿ 1 element\n ▿ 0 : 2 elements\n - .0 : 1\n - .1 : 2\n")`
`48`	`48`	`}`
`49`	`49`
`50`	`50`	`StringForPrintObjectTests.test("NilOptional") {`