expression: fix week func format (pingcap#9685)

expression/builtin_time.go

@@ -31,6 +31,7 @@ import (
 	"github.com/pingcap/parser/terror"
 	"github.com/pingcap/tidb/sessionctx"
 	"github.com/pingcap/tidb/sessionctx/stmtctx"
+	"github.com/pingcap/tidb/sessionctx/variable"
 	"github.com/pingcap/tidb/types"
 	"github.com/pingcap/tidb/util/chunk"
 	"github.com/pingcap/tipb/go-tipb"
@@ -1284,7 +1285,16 @@ func (b *builtinWeekWithoutModeSig) evalInt(row chunk.Row) (int64, bool, error)
 		return 0, true, errors.Trace(handleInvalidTimeError(b.ctx, types.ErrIncorrectDatetimeValue.GenWithStackByArgs(date.String())))
 	}
 
-	week := date.Time.Week(0)
+	mode := 0
+	modeStr, ok := b.ctx.GetSessionVars().GetSystemVar(variable.DefaultWeekFormat)
+	if ok && modeStr != "" {
+		mode, err = strconv.Atoi(modeStr)
+		if err != nil {
+			return 0, true, handleInvalidTimeError(b.ctx, types.ErrInvalidWeekModeFormat.GenWithStackByArgs(modeStr))
+		}
+	}
+
+	week := date.Time.Week(mode)
 	return int64(week), false, nil
 }
 

expression/builtin_time_test.go

@@ -1448,9 +1448,35 @@ func (s *testEvaluatorSuite) TestWeek(c *C) {
 		c.Assert(err, IsNil)
 		c.Assert(result.GetInt64(), Equals, test.expect)
 	}
-
 }
 
+func (s *testEvaluatorSuite) TestWeekWithoutModeSig(c *C) {
+	tests := []struct {
+		t      string
+		expect int64
+	}{
+		{"2008-02-20", 7},
+		{"2000-12-31", 53},
+		{"2000-12-31", 1}, //set default week mode
+		{"2005-12-3", 48}, //set default week mode
+		{"2008-02-20", 7},
+	}
+
+	fc := funcs[ast.Week]
+	for i, test := range tests {
+		arg1 := types.NewStringDatum(test.t)
+		f, err := fc.getFunction(s.ctx, s.datumsToConstants([]types.Datum{arg1}))
+		c.Assert(err, IsNil)
+		result, err := evalBuiltinFunc(f, chunk.Row{})
+		c.Assert(err, IsNil)
+		c.Assert(result.GetInt64(), Equals, test.expect)
+		if i == 1 {
+			s.ctx.GetSessionVars().SetSystemVar("default_week_format", "6")
+		} else if i == 3 {
+			s.ctx.GetSessionVars().SetSystemVar("default_week_format", "")
+		}
+	}
+}
 func (s *testEvaluatorSuite) TestYearWeek(c *C) {
 	sc := s.ctx.GetSessionVars().StmtCtx
 	sc.IgnoreZeroInDate = true

expression/errors.go

@@ -68,7 +68,8 @@ func init() {
 
 // handleInvalidTimeError reports error or warning depend on the context.
 func handleInvalidTimeError(ctx sessionctx.Context, err error) error {
-	if err == nil || !(terror.ErrorEqual(err, types.ErrInvalidTimeFormat) || types.ErrIncorrectDatetimeValue.Equal(err) || types.ErrTruncatedWrongValue.Equal(err)) {
+	if err == nil || !(terror.ErrorEqual(err, types.ErrInvalidTimeFormat) || types.ErrIncorrectDatetimeValue.Equal(err) ||
+		types.ErrTruncatedWrongValue.Equal(err) || types.ErrInvalidWeekModeFormat.Equal(err)) {
 		return err
 	}
 	sc := ctx.GetSessionVars().StmtCtx

go.sum

@@ -1,82 +1,60 @@
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/apache/thrift v0.0.0-20161221203622-b2a4d4ae21c7 h1:CZI8h5fmYwCCvd2RMSsjLqHN6OqABlWJweFKxz4vdEs=
+github.com/apache/thrift v0.0.0-20161221203622-b2a4d4ae21c7 h1:Fv9bK1Q+ly/ROk4aJsVMeuIwPel4bEnD8EPiI91nZMg=
 github.com/apache/thrift v0.0.0-20161221203622-b2a4d4ae21c7/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
 github.com/beorn7/perks v0.0.0-20160229213445-3ac7bf7a47d1 h1:OnJHjoVbY69GG4gclp0ngXfywigLhR6rrgUxmxQRWO4=
 github.com/beorn7/perks v0.0.0-20160229213445-3ac7bf7a47d1/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/blacktear23/go-proxyprotocol v0.0.0-20180807104634-af7a81e8dd0d h1:rQlvB2AYWme2bIB18r/SipGiMEVJYE9U0z+MGoU/LtQ=
 github.com/blacktear23/go-proxyprotocol v0.0.0-20180807104634-af7a81e8dd0d/go.mod h1:VKt7CNAQxpFpSDz3sXyj9hY/GbVsQCr0sB3w59nE7lU=
-github.com/cockroachdb/cmux v0.0.0-20170110192607-30d10be49292 h1:dzj1/xcivGjNPwwifh/dWTczkwcuqsXXFHY1X/TZMtw=
 github.com/cockroachdb/cmux v0.0.0-20170110192607-30d10be49292/go.mod h1:qRiX68mZX1lGBkTWyp3CLcenw9I94W2dLeRvMzcn9N4=
 github.com/codahale/hdrhistogram v0.0.0-20160425231609-f8ad88b59a58 h1:hHWif/4GirK3P5uvCyyj941XSVIQDzuJhbEguCICdPE=
 github.com/codahale/hdrhistogram v0.0.0-20160425231609-f8ad88b59a58/go.mod h1:sE/e/2PUdi/liOCUjSTXgM1o87ZssimdTWN964YiIeI=
-github.com/coreos/bbolt v1.3.1-coreos.6 h1:uTXKg9gY70s9jMAKdfljFQcuh4e/BXOM+V+d00KFj3A=
 github.com/coreos/bbolt v1.3.1-coreos.6/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
-github.com/coreos/etcd v3.2.18+incompatible h1:Lf365sTHutwVcHlnM2BXCo3q1XqEiGPDQC/eKEvsXmI=
+github.com/coreos/etcd v3.2.18+incompatible h1:E8oIF72eom0bDAB74G/H31rAe1JVoiLE5NMn+WUCNLc=
 github.com/coreos/etcd v3.2.18+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
-github.com/coreos/go-semver v0.2.0 h1:3Jm3tLmsgAYcjC+4Up7hJrFBPr+n7rAqYeSw/SZazuY=
 github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
-github.com/coreos/go-systemd v0.0.0-20180202092358-40e2722dffea h1:IHPWgevPcOUjTvj3n7Qgm+nie6xs/xV8dmO5MddNTpc=
 github.com/coreos/go-systemd v0.0.0-20180202092358-40e2722dffea/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
-github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf h1:CAKfRE2YtTUIjjh1bkBtyYFaUT/WmOqsJjgtihT0vMI=
 github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/cznic/mathutil v0.0.0-20160613104831-78ad7f262603 h1:hhR9hTi0ligs11JjfGDBP332clNOJRdW0Ci5oHtEC+0=
 github.com/cznic/mathutil v0.0.0-20160613104831-78ad7f262603/go.mod h1:e6NPNENfs9mPDVNRekM7lKScauxd5kXTr1Mfyig6TDM=
 github.com/cznic/sortutil v0.0.0-20150617083342-4c7342852e65 h1:hxuZop6tSoOi0sxFzoGGYdRqNrPubyaIf9KoBG9tPiE=
 github.com/cznic/sortutil v0.0.0-20150617083342-4c7342852e65/go.mod h1:q2w6Bg5jeox1B+QkJ6Wp/+Vn0G/bo3f1uY7Fn3vivIQ=
-github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
-github.com/dustin/go-humanize v0.0.0-20180421182945-02af3965c54e h1:Fw7ZmgiklsLh5EQWyHh1sumKSCG1+yjEctIpGKib87s=
 github.com/dustin/go-humanize v0.0.0-20180421182945-02af3965c54e/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
-github.com/eknkc/amber v0.0.0-20171010120322-cdade1c07385 h1:clC1lXBpe2kTj2VHdaIu9ajZQe4kcEY9j0NsnDDBZ3o=
 github.com/eknkc/amber v0.0.0-20171010120322-cdade1c07385/go.mod h1:0vRUJqYpeSZifjYj7uP3BG/gKcuzL9xWVV/Y+cK33KM=
-github.com/etcd-io/gofail v0.0.0-20180808172546-51ce9a71510a h1:QNEenQIsGDEEfFNSnN+h6hE1OwnHqTg7Dl9gEk1Cko4=
 github.com/etcd-io/gofail v0.0.0-20180808172546-51ce9a71510a/go.mod h1:49H/RkXP8pKaZy4h0d+NW16rSLhyVBt4o6VLJbmOqDE=
-github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
-github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
-github.com/go-sql-driver/mysql v0.0.0-20170715192408-3955978caca4 h1:3DFRjZdCDhzvxDf0U6/1qAryzOqD7Y5iAj0DJRRl1bs=
 github.com/go-sql-driver/mysql v0.0.0-20170715192408-3955978caca4/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
 github.com/gogo/protobuf v1.1.1 h1:72R+M5VuhED/KujmZVcIquuo8mBgX4oVda//DQb3PXo=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
-github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
-github.com/golang/groupcache v0.0.0-20181024230925-c65c006176ff h1:kOkM9whyQYodu09SJ6W3NCsHG7crFaJILQ22Gozp3lg=
 github.com/golang/groupcache v0.0.0-20181024230925-c65c006176ff/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/protobuf v1.1.0 h1:0iH4Ffd/meGoXqF2lSAhZHt8X+cPgkfn/cb6Cce5Vpc=
 github.com/golang/protobuf v1.1.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db h1:woRePGFeVFfLKN/pOkfl+p/TAqKOfFu+7KPlMVpok/w=
 github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/btree v0.0.0-20161217183710-316fb6d3f031 h1:yAx4v8FikdsGCBPzIaT2F+0WH0J+wcL7cQD9n3UbyOk=
 github.com/google/btree v0.0.0-20161217183710-316fb6d3f031/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
-github.com/gorilla/context v0.0.0-20160226214623-1ea25387ff6f h1:9oNbS1z4rVpbnkHBdPZU4jo9bSmrLpII768arSyMFgk=
 github.com/gorilla/context v0.0.0-20160226214623-1ea25387ff6f/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
 github.com/gorilla/mux v0.0.0-20170228224354-599cba5e7b61 h1:4lceeSGcX6bSAeeTiqcGX4DX6pMLPG5fKHvGeWAP/5c=
 github.com/gorilla/mux v0.0.0-20170228224354-599cba5e7b61/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
-github.com/grpc-ecosystem/go-grpc-middleware v0.0.0-20171020063731-82921fcf811d h1:csWUAYcri3tWuLbspjXpc2o6GnE+6o89qj/ms/Py3OY=
+github.com/grpc-ecosystem/go-grpc-middleware v0.0.0-20171020063731-82921fcf811d h1:68J4W1eby3GvUxsMVrCSGZOlHSWWZwP/4fZVwd9iCX0=
 github.com/grpc-ecosystem/go-grpc-middleware v0.0.0-20171020063731-82921fcf811d/go.mod h1:FiyG127CGDf3tlThmgyCl78X/SZQqEOJBCDaAfeWzPs=
 github.com/grpc-ecosystem/go-grpc-prometheus v0.0.0-20160910222444-6b7015e65d36 h1:cwTrrTEhz13khQS3/UZMLFWwiqlcsdp/2sxFmSjAWeQ=
 github.com/grpc-ecosystem/go-grpc-prometheus v0.0.0-20160910222444-6b7015e65d36/go.mod h1:8NvIoxWQoOIhqOTXgfV/d3M/q6VIi02HzZEHgUlZvzk=
-github.com/grpc-ecosystem/grpc-gateway v1.4.1 h1:pX7cnDwSSmG0dR9yNjCQSSpmsJOqFdT7SzVp5Yl9uVw=
 github.com/grpc-ecosystem/grpc-gateway v1.4.1/go.mod h1:RSKVYQBd5MCa4OVpNdGskqpgL2+G+NZTnrVHpWWfpdw=
-github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
-github.com/jonboulle/clockwork v0.1.0 h1:VKV+ZcuP6l3yW9doeqz6ziZGgcynBVQO+obU0+0hcPo=
 github.com/jonboulle/clockwork v0.1.0/go.mod h1:Ii8DK3G1RaLaWxj9trq07+26W01tbo22gdxWY5EU2bo=
 github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
-github.com/montanaflynn/stats v0.0.0-20151014174947-eeaced052adb h1:bsjNADsjHq0gjU7KO7zwoX5k3HtFdf6TDzB3ncl5iUs=
 github.com/montanaflynn/stats v0.0.0-20151014174947-eeaced052adb/go.mod h1:wL8QJuTMNUDYhXwkmfOly8iTdp5TEcJFWZD2D7SIkUc=
 github.com/ngaut/pools v0.0.0-20180318154953-b7bc8c42aac7 h1:7KAv7KMGTTqSmYZtNdcNTgsos+vFzULLwyElndwn+5c=
 github.com/ngaut/pools v0.0.0-20180318154953-b7bc8c42aac7/go.mod h1:iWMfgwqYW+e8n5lC/jjNEhwcjbRDpl5NT7n2h+4UNcI=
 github.com/ngaut/sync2 v0.0.0-20141008032647-7a24ed77b2ef h1:K0Fn+DoFqNqktdZtdV3bPQ/0cuYh2H4rkg0tytX/07k=
 github.com/ngaut/sync2 v0.0.0-20141008032647-7a24ed77b2ef/go.mod h1:7WjlapSfwQyo6LNmIvEWzsW1hbBQfpUO4JWnuQRmva8=
-github.com/onsi/ginkgo v1.7.0 h1:WSHQ+IS43OoUrWtD1/bbclrwK8TTH5hzp+umCiuxHgs=
 github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
-github.com/onsi/gomega v1.4.1 h1:PZSj/UFNaVp3KxrzHOcS7oyuWA7LoOY/77yCTEFu21U=
 github.com/onsi/gomega v1.4.1/go.mod h1:C1qb7wdrVGGVU+Z6iS04AVkA3Q65CEZX59MT0QO5uiA=
 github.com/opentracing/basictracer-go v1.0.0 h1:YyUAhaEfjoWXclZVJ9sGoNct7j4TVk7lZWlQw5UXuoo=
 github.com/opentracing/basictracer-go v1.0.0/go.mod h1:QfBfYuafItcjQuMwinw9GhYKwFXS9KnPs5lxoYwgW74=
@@ -86,11 +64,10 @@ github.com/pingcap/check v0.0.0-20171206051426-1c287c953996 h1:ZBdiJCMan6GSo/aPA
 github.com/pingcap/check v0.0.0-20171206051426-1c287c953996/go.mod h1:B1+S9LNcuMyLH/4HMTViQOJevkGiik3wW2AN9zb2fNQ=
 github.com/pingcap/errors v0.11.0 h1:DCJQB8jrHbQ1VVlMFIrbj2ApScNNotVmkSNplu2yUt4=
 github.com/pingcap/errors v0.11.0/go.mod h1:Oi8TUi2kEtXXLMJk9l1cGmz20kV3TaQ0usTwv5KuLY8=
-github.com/pingcap/gofail v0.0.0-20181217135706-6a951c1e42c3 h1:04yuCf5NMvLU8rB2m4Qs3rynH7EYpMno3lHkewIOdMo=
 github.com/pingcap/gofail v0.0.0-20181217135706-6a951c1e42c3/go.mod h1:DazNTg0PTldtpsQiT9I5tVJwV1onHMKBBgXzmJUlMns=
 github.com/pingcap/goleveldb v0.0.0-20171020084629-8d44bfdf1030 h1:XJLuW0lsP7vAtQ2iPjZwvXZ14m5urp9No+Qr06ZZcTo=
 github.com/pingcap/goleveldb v0.0.0-20171020084629-8d44bfdf1030/go.mod h1:O17XtbryoCJhkKGbT62+L2OlrniwqiGLSqrmdHCMzZw=
-github.com/pingcap/kvproto v0.0.0-20190226063853-f6c0b7ffff11 h1:iGNfAHgK0VHJobW4bPTlFmdnt3YWsEHdSTIcjut6ffk=
+github.com/pingcap/kvproto v0.0.0-20190226063853-f6c0b7ffff11 h1:e81flSfRbbMW5RUnz1cJl+8XKOVUCfF8FapFS8HnHLs=
 github.com/pingcap/kvproto v0.0.0-20190226063853-f6c0b7ffff11/go.mod h1:0gwbe1F2iBIjuQ9AH0DbQhL+Dpr5GofU8fgYyXk+ykk=
 github.com/pingcap/parser v0.0.0-20190305073013-4f60445a0550 h1:zs2q6jzN04S63J0bvBBp+zK5cXHtiWscGDEjhTkmMbE=
 github.com/pingcap/parser v0.0.0-20190305073013-4f60445a0550/go.mod h1:1FNvfp9+J0wvc4kl8eGNh7Rqrxveg15jJoWo/a0uHwA=
@@ -102,7 +79,6 @@ github.com/pingcap/tipb v0.0.0-20180910045846-371b48b15d93 h1:gI5bOzLMxjUq6ui+md
 github.com/pingcap/tipb v0.0.0-20180910045846-371b48b15d93/go.mod h1:RtkHW8WbcNxj8lsbzjaILci01CtYnYbIkQhjyZWrWVI=
 github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_golang v0.8.0 h1:1921Yw9Gc3iSc4VQh3PIoOqgPCZS7G/4xQNVUp8Mda8=
 github.com/prometheus/client_golang v0.8.0/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
@@ -116,45 +92,33 @@ github.com/sirupsen/logrus v0.0.0-20170323161349-3bcb09397d6d h1:Am08dd2WIZhCQXE
 github.com/sirupsen/logrus v0.0.0-20170323161349-3bcb09397d6d/go.mod h1:pMByvHTf9Beacp5x1UXfOR9xyW/9antXMhjMPG0dEzc=
 github.com/spaolacci/murmur3 v0.0.0-20150829172844-0d12bf811670 h1:hKP4ACPoBBCnBbhoiuJXiYlSDhAvC9s4lgzAPmtVdU0=
 github.com/spaolacci/murmur3 v0.0.0-20150829172844-0d12bf811670/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
-github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/twinj/uuid v0.0.0-20150629100731-70cac2bcd273 h1:YqFyfcgqxQqjpRr0SEG0Z555J/3kPqDL/xmRyeAaX/0=
 github.com/twinj/uuid v0.0.0-20150629100731-70cac2bcd273/go.mod h1:mMgcE1RHFUFqe5AfiwlINXisXfDGro23fWdPUfOMjRY=
 github.com/uber/jaeger-client-go v2.8.0+incompatible h1:7DGH8Hqk6PirD+GE+bvCf0cLnspLuae7N1NcwMeQcyg=
 github.com/uber/jaeger-client-go v2.8.0+incompatible/go.mod h1:WVhlPFC8FDjOFMMWRy2pZqQJSXxYSwNYOkTr/Z6d3Kk=
 github.com/uber/jaeger-lib v1.1.0 h1:k1oxbz5ToLJtwCGmTlNSmfciXv/SPe1tnmNe+FqTl5w=
 github.com/uber/jaeger-lib v1.1.0/go.mod h1:ComeNDZlWwrWnDv8aPp0Ba6+uUTzImX/AauajbLI56U=
-github.com/ugorji/go v1.1.1 h1:gmervu+jDMvXTbcHQ0pd2wee85nEoE0BsVyEuzkfK8w=
 github.com/ugorji/go v1.1.1/go.mod h1:hnLbHMwcvSihnDhEfx2/BzKp2xb0Y+ErdfYcrs9tkJQ=
-github.com/unrolled/render v0.0.0-20171102162132-65450fb6b2d3 h1:ZsIlNwu/G0zbChIZaWOeZ2TPGNmKMt46jZLXi3e8LFc=
 github.com/unrolled/render v0.0.0-20171102162132-65450fb6b2d3/go.mod h1:tu82oB5W2ykJRVioYsB+IQKcft7ryBr7w12qMBUPyXg=
-github.com/xiang90/probing v0.0.0-20160813154853-07dd2e8dfe18 h1:MPPkRncZLN9Kh4MEFmbnK4h3BD7AUmskWv2+EeZJCCs=
 github.com/xiang90/probing v0.0.0-20160813154853-07dd2e8dfe18/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
-golang.org/x/crypto v0.0.0-20180503215945-1f94bef427e3 h1:+U/hI4i24Enhs+2BEMCN7wg16uT6entqa2mTg/PUKB8=
 golang.org/x/crypto v0.0.0-20180503215945-1f94bef427e3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd h1:nTDtHvHSdCn1m6ITfMRqtOd/9+7a3s8RBNOZ3eYZzJA=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
-golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f h1:wMNYb4v58l5UBM7MYRLPG6ZhfOqbKu7X5eyFl8ZhKvA=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e h1:o3PsSEY8E4eXWkXrIP9YJALUkVZqzHJT5DOasTyn8Vs=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
-golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2 h1:+DCIGbF/swA92ohVg0//6X2IVY3KZs6p9mix0ziNYJM=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20181105230042-78dc5bac0cac h1:0Nb35Izc6T6Yz1iGmRc4cg14cxRaFjbjD4hWFI6JNJ8=
 golang.org/x/tools v0.0.0-20181105230042-78dc5bac0cac/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 google.golang.org/genproto v0.0.0-20180427144745-86e600f69ee4 h1:0rk3/gV3HbvCeUzVMhdxV3TEVKMVPDnayjN7sYRmcxY=
 google.golang.org/genproto v0.0.0-20180427144745-86e600f69ee4/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/grpc v1.12.0 h1:Mm8atZtkT+P6R43n/dqNDWkPPu5BwRVu/1rJnJCeZH8=
 google.golang.org/grpc v1.12.0/go.mod h1:yo6s7OP7yaDglbqo1J04qKzAhqBH6lvTonzMVmEdcZw=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/natefinch/lumberjack.v2 v2.0.0-20161104145732-dd45e6a67c53 h1:Kjoe/521+yYTO0xv6VymPwLPVq3RES8170ZpJkrFE9Q=
 gopkg.in/natefinch/lumberjack.v2 v2.0.0-20161104145732-dd45e6a67c53/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k=
-gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
-gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

tools/check/go.sum

@@ -74,6 +74,7 @@ gopkg.in/alecthomas/gometalinter.v2 v2.0.5/go.mod h1:NDRytsqEZyolNuAgTzJkZMkSQM7
 gopkg.in/alecthomas/gometalinter.v2 v2.0.11 h1:d00Ojg1urREwQPo+jgE7TUG6JSHnvaj5zqpGrTjFuLM=
 gopkg.in/alecthomas/gometalinter.v2 v2.0.11/go.mod h1:NDRytsqEZyolNuAgTzJkZMkSQM7FIKyzVzGhjB/qfYo=
 gopkg.in/alecthomas/gometalinter.v2 v2.0.12 h1:ogzbD8lvaBPP+R0Dk9FA1wiCRy8Zr7yvkVwb1vVoAJ0=
+gopkg.in/alecthomas/gometalinter.v2 v2.0.12 h1:/xBWwtjmOmVxn8FXfIk9noV8m2E2Id9jFfUY/Mh9QAI=
 gopkg.in/alecthomas/gometalinter.v2 v2.0.12/go.mod h1:NDRytsqEZyolNuAgTzJkZMkSQM7FIKyzVzGhjB/qfYo=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6 h1:jMFz6MfLP0/4fUyZle81rXUoxOBFi19VUFKVDOQfozc=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=

types/time.go

@@ -33,6 +33,7 @@ import (
 // Portable analogs of some common call errors.
 var (
 	ErrInvalidTimeFormat      = terror.ClassTypes.New(mysql.ErrTruncatedWrongValue, "invalid time format: '%v'")
+	ErrInvalidWeekModeFormat  = terror.ClassTypes.New(mysql.ErrTruncatedWrongValue, "invalid week mode format: '%v'")
 	ErrInvalidYearFormat      = errors.New("invalid year format")
 	ErrInvalidYear            = errors.New("invalid year")
 	ErrZeroDate               = errors.New("datetime zero in date")