Dmitry Kislyuk : vbscript: Improve parsing of separators in loops and switches.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 56b31ba2e11ccc46584b0a1d96c27dd310d18eeb
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=56b31ba2e11ccc46584b0a1d96...

Author: Dmitry Kislyuk 
Date:   Fri Oct  6 16:27:44 2017 -0500

vbscript: Improve parsing of separators in loops and switches.

Signed-off-by: Dmitry Kislyuk 
Signed-off-by: Jacek Caban 
Signed-off-by: Alexandre Julliard

---

dlls/vbscript/parser.y       |  6 ++++--
 dlls/vbscript/tests/lang.vbs | 50 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+), 2 deletions(-)

diff --git a/dlls/vbscript/parser.y b/dlls/vbscript/parser.y
index 6b303ee..beb4e4c 100644
--- a/dlls/vbscript/parser.y
+++ b/dlls/vbscript/parser.y
@@ -164,7 +164,7 @@ StatementsNl
     | StatementNl StatementsNl              { $$ = link_statements($1, $2); }

StatementNl
-    : Statement tNL                 { $$ = $1; }
+    : Statement tNL                         { $$ = $1; }

Statement
     : ':'                                   { $$ = NULL; }
@@ -448,10 +448,12 @@ Identifier
     : tIdentifier    { $$ = $1; }
     | tPROPERTY      { $$ = propertyW; }

-/* Some statements accept both new line and ':' as a separator */
+/* Most statements accept both new line and ':' as separators */
 StSep
     : tNL
     | ':'
+    | tNL StSep
+    | ':' StSep

%%

diff --git a/dlls/vbscript/tests/lang.vbs b/dlls/vbscript/tests/lang.vbs
index 23402cd..7f7c835 100644
--- a/dlls/vbscript/tests/lang.vbs
+++ b/dlls/vbscript/tests/lang.vbs
@@ -330,6 +330,13 @@ WHILE x < 3 : x = x + 1
 Wend
 Call ok(x = 3, "x not equal to 3")

+z = 2
+while z > -4 :
+
+
+z = z -2
+wend
+
 x = false
 y = false
 do while not (x and y)
@@ -353,6 +360,12 @@ Do While x < 2 : x = x + 1
 Loop
 Call ok(x = 2, "x not equal to 2")

+x = 0
+Do While x >= -2 :
+x = x - 1
+Loop
+Call ok(x = -3, "x not equal to -3")
+
 x = false
 y = false
 do until x and y
@@ -376,6 +389,14 @@ Do: :: x = x + 2
 Loop Until x = 4
 Call ok(x = 4, "x not equal to 4")

+x = 5
+Do: :
+
+: x = x * 2
+Loop Until x = 40
+Call ok(x = 40, "x not equal to 40")
+
+
 x = false
 do
     if x then exit do
@@ -495,6 +516,12 @@ for x = 1 to 100
     Call ok(false, "exit for not escaped the loop?")
 next

+for x = 1 to 5 :
+:
+:   :exit for
+    Call ok(false, "exit for not escaped the loop?")
+next
+
 do while true
     for x = 1 to 100
         exit do
@@ -509,6 +536,14 @@ wend

Call collectionObj.reset()
 y = 0
+for each x in collectionObj :
+
+   :y = y + 3
+next
+Call ok(y = 9, "y = " & y)
+
+Call collectionObj.reset()
+y = 0
 x = 10
 z = 0
 for each x in collectionObj : z = z + 2
@@ -611,6 +646,21 @@ select case 2: case 5,6,7: Call ok(false, "unexpected case")
 end select
 Call ok(x, "wrong case")

+x = False
+select case 1  :
+
+    :case 3, 4 :
+
+
+    case 5
+:
+        Call ok(false, "unexpected case") :
+    Case Else:
+
+        x = True
+end select
+Call ok(x, "wrong case")
+
 if false then
 Sub testsub
     x = true