Improved error message formatting in the shell. Distinguish between

"Parse errors" and "Runtime errors".

FossilOrigin-Name: ae3e322a029952f575e49c73fb50b46bbea55be6792cc225cb94f5e0cbd046d9

manifest

@@ -1,5 +1,5 @@
-C Disable\sthe\ssqlite3_error_offset()\swhen\sthe\serror\soccurs\sin\sa\strigger\sor\nview\sor\ssome\sother\sbit\sof\stext\sthat\sis\snot\spart\sof\sthe\soriginal\sstatement.
+C Improved\serror\smessage\sformatting\sin\sthe\sshell.\s\sDistinguish\sbetween\n"Parse\serrors"\sand\s"Runtime\serrors".
-D 2022-02-07T18:52:56.839
+D 2022-02-08T11:52:45.141
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -553,7 +553,7 @@ F src/random.c 097dc8b31b8fba5a9aca1697aeb9fd82078ec91be734c16bffda620ced7ab83c
 F src/resolve.c ea935b87d6fb36c78b70cdc7b28561dc8f33f2ef37048389549c7b5ef9b0ba5e
 F src/rowset.c ba9515a922af32abe1f7d39406b9d35730ed65efab9443dc5702693b60854c92
 F src/select.c 3baa9dd8cf240654773c7974e2bcce398ac9dd24419c36684156963defe43b35
-F src/shell.c.in 2f58e6aa6b3d2012db32f1c5fa4591e9d12fd582904632b4fc8f57a382b98fd3
+F src/shell.c.in 0ea8af78103ea178a91be97c75c3ee6b9d78144bccb52909e17d1fa3a0f356cb
 F src/sqlite.h.in 800d6509517d383d38188e71bb5f1802c7db097a1282af7bf5d6c9a6da5a15ed
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h a95cb9ed106e3d39e2118e4dcc15a14faec3fa50d0093425083d340d9dfd96e6
@@ -1388,8 +1388,8 @@ F test/sharedB.test 16cc7178e20965d75278f410943109b77b2e645e
 F test/shared_err.test 32634e404a3317eeb94abc7a099c556a346fdb8fb3858dbe222a4cbb8926a939
 F test/sharedlock.test 5ede3c37439067c43b0198f580fd374ebf15d304
 F test/shell1.test ce2f370886645f38fabdde44976c14a004400f166edea8fdd9741079b645fef6
-F test/shell2.test f00a0501c00583cbc46f7510e1d713366326b2b3e63d06d15937284171a8787c
+F test/shell2.test c9d6b6d6577662290aa9786ae3862133f257d9505573ef67147b2717eefce05a
-F test/shell3.test cb4b835a901742c9719437a89171172ecc4a8823ad97349af8e4e841e6f82566
+F test/shell3.test 4d8658a6b3f5541663a4d6047612e39210df16f0f0594c888d132fa272ccdec5
 F test/shell4.test 8f6c0fce4abed19a8a7f7262517149812a04caa905d01bdc8f5e92573504b759
 F test/shell5.test b85069bfcf3159b225228629ab2c3e69aa923d098fea8ea074b5dcd743522e2c
 F test/shell6.test 1ceb51b2678c472ba6cf1e5da96679ce8347889fe2c3bf93a0e0fa73f00b00d3
@@ -1943,8 +1943,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 9a206e37fb49a203a7b5fdc93c41acc39e9ceb37144c78432a235e2f0d54a210
+P 0e909e34fa74e7b9b7954e4ed4c39dd293c1d413b58fda03607faab74aa382ad
-R 0bec0c5635c3eb23a485bd776e87820e
+R d18f19d6b0d587687fe303ed881a44cc
 U drh
-Z 0f4df12d4ecf241bfbf3b48f4a3650a9
+Z e5c99d42cfc720230961c3936a9ada21
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-0e909e34fa74e7b9b7954e4ed4c39dd293c1d413b58fda03607faab74aa382ad
+ae3e322a029952f575e49c73fb50b46bbea55be6792cc225cb94f5e0cbd046d9

src/shell.c.in

@@ -11179,19 +11179,30 @@ static int runOneSqlLine(ShellState *p, char *zSql, FILE *in, int startline){
   END_TIMER;
   if( rc || zErrMsg ){
     char zPrefix[100];
+    const char *zErrorTail;
+    const char *zErrorType;
+    if( zErrMsg==0 ){
+      zErrorType = "Error";
+      zErrorTail = sqlite3_errmsg(p->db);
+    }else if( strncmp(zErrMsg, "in prepare, ",12)==0 ){
+      zErrorType = "Parse error";
+      zErrorTail = &zErrMsg[12];
+    }else if( strncmp(zErrMsg, "stepping, ", 10)==0 ){
+      zErrorType = "Runtime error";
+      zErrorTail = &zErrMsg[10];
+    }else{
+      zErrorType = "Error";
+      zErrorTail = zErrMsg;
+    }
     if( in!=0 || !stdin_is_interactive ){
       sqlite3_snprintf(sizeof(zPrefix), zPrefix,
-                       "Error: near line %d:", startline);
+                       "%s near line %d:", zErrorType, startline);
     }else{
-      sqlite3_snprintf(sizeof(zPrefix), zPrefix, "Error:");
+      sqlite3_snprintf(sizeof(zPrefix), zPrefix, "%s:", zErrorType);
-    }
-    if( zErrMsg!=0 ){
-      utf8_printf(stderr, "%s %s\n", zPrefix, zErrMsg);
-      sqlite3_free(zErrMsg);
-      zErrMsg = 0;
-    }else{
-      utf8_printf(stderr, "%s %s\n", zPrefix, sqlite3_errmsg(p->db));
     }
+    utf8_printf(stderr, "%s %s\n", zPrefix, zErrorTail);
+    sqlite3_free(zErrMsg);
+    zErrMsg = 0;
     return 1;
   }else if( ShellHasFlag(p, SHFLG_CountChanges) ){
     char zLineBuf[2000];

test/shell2.test

@@ -63,7 +63,7 @@ do_test shell2-1.3 {
 
     UPDATE OR REPLACE t5 SET a = 4 WHERE a = 1;
   }
-} {1 {Error: near line 9: stepping, too many levels of trigger recursion (1)}}
+} {1 {Runtime error near line 9: too many levels of trigger recursion (1)}}
 
 
 

test/shell3.test

@@ -98,7 +98,7 @@ do_test shell3-2.6 {
 } {0 {}}
 do_test shell3-2.7 {
   catchcmd "foo.db" "CREATE TABLE"
-} {1 {Error: near line 1: in prepare, incomplete input (1)}}
+} {1 {Parse error near line 1: incomplete input (1)}}
 
 
 #----------------------------------------------------------------------------