From 6e1a03735790e1ccf2f243d26197090e7954b9fc Mon Sep 17 00:00:00 2001
From: dan <dan@noemail.net>
Date: Thu, 9 Oct 2014 15:08:17 +0000
Subject: [PATCH] Allow FTS tokenizers to choose whether or not to consider the
 "*" character part of tokens or not. This restores the pre-[e21bf7a2ad]
 behaviour. Also fix a problem causing FTS to interpret tokens beginning with
 "*" characters as EOF.

FossilOrigin-Name: 49dfee7cd1c9ab2901b8a871a6cd00b2ead76801
---
 ext/fts3/fts3_expr.c |  2 +-
 manifest             | 16 ++++++++--------
 manifest.uuid        |  2 +-
 test/fts3expr4.test  | 31 ++++++++++++++++++++++++++++---
 4 files changed, 38 insertions(+), 13 deletions(-)

diff --git a/ext/fts3/fts3_expr.c b/ext/fts3/fts3_expr.c
index f5d28cbfcc..2ba786ce80 100644
--- a/ext/fts3/fts3_expr.c
+++ b/ext/fts3/fts3_expr.c
@@ -190,7 +190,7 @@ static int getNextToken(
   /* Set variable i to the maximum number of bytes of input to tokenize. */
   for(i=0; i<n; i++){
     if( sqlite3_fts3_enable_parentheses && (z[i]=='(' || z[i]==')') ) break;
-    if( z[i]=='*' || z[i]=='"' ) break;
+    if( z[i]=='"' ) break;
   }
 
   *pnConsumed = i;
diff --git a/manifest b/manifest
index 96904c6bca..993d89e658 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Add\sa\stest\scase\sfor\sthe\smemory\sleak\sfixed\sby\sthe\sprevious\scheck-in.
-D 2014-10-09T14:10:38.803
+C Allow\sFTS\stokenizers\sto\schoose\swhether\sor\snot\sto\sconsider\sthe\s"*"\scharacter\spart\sof\stokens\sor\snot.\sThis\srestores\sthe\spre-[e21bf7a2ad]\sbehaviour.\sAlso\sfix\sa\sproblem\scausing\sFTS\sto\sinterpret\stokens\sbeginning\swith\s"*"\scharacters\sas\sEOF.
+D 2014-10-09T15:08:17.615
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in cf57f673d77606ab0f2d9627ca52a9ba1464146a
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -82,7 +82,7 @@ F ext/fts3/fts3.c 8b6cceb3e0be22da26d83a3cec0e0e337e6b8ec6
 F ext/fts3/fts3.h 3a10a0af180d502cecc50df77b1b22df142817fe
 F ext/fts3/fts3Int.h 53d4eca1fb23eab00681fb028fb82eb5705c1e21
 F ext/fts3/fts3_aux.c 5c211e17a64885faeb16b9ba7772f9d5445c2365
-F ext/fts3/fts3_expr.c 351395fad6fcb16ecfc61db0861008a70101330c
+F ext/fts3/fts3_expr.c 40123785eaa3ebd4c45c9b23407cc44ac0c49905
 F ext/fts3/fts3_hash.c 29b986e43f4e9dd40110eafa377dc0d63c422c60
 F ext/fts3/fts3_hash.h 39cf6874dc239d6b4e30479b1975fe5b22a3caaf
 F ext/fts3/fts3_icu.c e319e108661147bcca8dd511cd562f33a1ba81b5
@@ -562,7 +562,7 @@ F test/fts3e.test 1f6c6ac9cc8b772ca256e6b22aaeed50c9350851
 F test/fts3expr.test 3401d47b229c4504424caf362cc4ff704cad4162
 F test/fts3expr2.test 18da930352e5693eaa163a3eacf96233b7290d1a
 F test/fts3expr3.test 9e91b8edbcb197bf2e92161aa7696446d96dce5f
-F test/fts3expr4.test 0713d94ab951ed88a8c3629a4889a48c55c4067c
+F test/fts3expr4.test e1be1248566f43c252d4404d52914f1fc4bfa065
 F test/fts3fault.test cb72dccb0a3b9f730f16c5240f3fcb9303eb1660
 F test/fts3fault2.test 3198eef2804deea7cac8403e771d9cbcb752d887
 F test/fts3first.test dbdedd20914c8d539aa3206c9b34a23775644641
@@ -1203,7 +1203,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P fb8da82411b80a234c6a5481622027815450996a
-R 3f68f640c5da00a278a8bfe99729cf27
-U drh
-Z d27fedea65c2ff594a69f62bdfd5cd22
+P bae36d544676c90e337381a83f4513b4d925ab05
+R f3cda043ab8d3408ba2f57353f2b5a88
+U dan
+Z 374021995a45280d12595d646a4004c7
diff --git a/manifest.uuid b/manifest.uuid
index 66a5fa9d03..f52ad1a7ce 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-bae36d544676c90e337381a83f4513b4d925ab05
\ No newline at end of file
+49dfee7cd1c9ab2901b8a871a6cd00b2ead76801
\ No newline at end of file
diff --git a/test/fts3expr4.test b/test/fts3expr4.test
index 94737971b4..4bc62030d5 100644
--- a/test/fts3expr4.test
+++ b/test/fts3expr4.test
@@ -24,12 +24,16 @@ ifcapable !fts3||!icu {
 
 set sqlite_fts3_enable_parentheses 1
 
-proc test_icu_fts3expr {expr} {
-  db one {SELECT fts3_exprtest('icu', $expr, 'a', 'b', 'c')}
+proc test_fts3expr {tokenizer expr} {
+  db one {SELECT fts3_exprtest($tokenizer, $expr, 'a', 'b', 'c')}
 }
 
 proc do_icu_expr_test {tn expr res} {
-  uplevel [list do_test $tn [list test_icu_fts3expr $expr] $res]
+  uplevel [list do_test $tn [list test_fts3expr icu $expr] [list {*}$res]]
+}
+
+proc do_simple_expr_test {tn expr res} {
+  uplevel [list do_test $tn [list test_fts3expr simple $expr] [list {*}$res]]
 }
 
 #-------------------------------------------------------------------------
@@ -53,5 +57,26 @@ do_icu_expr_test 2.1 {
   f (e NEAR/2 a)
 } {AND {AND {AND {PHRASE 3 0 f} {PHRASE 3 0 (}} {NEAR/2 {PHRASE 3 0 e} {PHRASE 3 0 a}}} {PHRASE 3 0 )}}
 
+#-------------------------------------------------------------------------
+#
+do_simple_expr_test 3.1 {*lOl* *h4h*} {
+  AND {PHRASE 3 0 lol+} {PHRASE 3 0 h4h+}
+}
+
+do_icu_expr_test 3.2 {*lOl* *h4h*} {
+  AND {AND {AND {PHRASE 3 0 *} {PHRASE 3 0 lol+}} {PHRASE 3 0 *}} {PHRASE 3 0 h4h+}
+}
+
+do_simple_expr_test 3.3 { * }    { }
+do_simple_expr_test 3.4 { *a }   { PHRASE 3 0 a }
+do_simple_expr_test 3.5 { a*b }  { AND {PHRASE 3 0 a+} {PHRASE 3 0 b} }
+do_simple_expr_test 3.6 { *a*b } { AND {PHRASE 3 0 a+} {PHRASE 3 0 b} }
+do_simple_expr_test 3.7 { *"abc" } { PHRASE 3 0 abc }
+do_simple_expr_test 3.8 { "abc"* } { PHRASE 3 0 abc }
+do_simple_expr_test 3.8 { "ab*c" } { PHRASE 3 0 ab+ c }
+
+do_icu_expr_test    3.9 { "ab*c" } { PHRASE 3 0 ab+ * c }
+do_icu_expr_test    3.10 { ab*c } { AND {PHRASE 3 0 ab+} {PHRASE 3 0 c}}
+
 finish_test
 
-- 
2.47.2