go-pkg/dateparse
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work on #108, most likely wnf, this is incomplete

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This commit is contained in:
Aaron Raddon 2020-10-01 11:13:56 -07:00
parent fcfe3a02eb
commit 89f84f141b
4 changed files with 34 additions and 9 deletions
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1
go.mod
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@ -4,6 +4,7 @@ go 1.12
require (
github.com/apcera/termtables v0.0.0-20170405184538-bcbc5dc54055 // indirect
github.com/araddon/gou v0.0.0-20190110011759-c797efecbb61
github.com/mattn/go-runewidth v0.0.9 // indirect
github.com/scylladb/termtables v1.0.0
github.com/stretchr/testify v1.6.1

2
go.sum
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@ -1,5 +1,7 @@
github.com/apcera/termtables v0.0.0-20170405184538-bcbc5dc54055 h1:IkPAzP+QjchKXXFX6LCcpDKa89b/e/0gPCUbQGWtUUY=
github.com/apcera/termtables v0.0.0-20170405184538-bcbc5dc54055/go.mod h1:8mHYHlOef9UC51cK1/WRvE/iQVM8O8QlYFa8eh8r5I8=
github.com/araddon/gou v0.0.0-20190110011759-c797efecbb61 h1:Xz25cuW4REGC5W5UtpMU3QItMIImag615HiQcRbxqKQ=
github.com/araddon/gou v0.0.0-20190110011759-c797efecbb61/go.mod h1:ikc1XA58M+Rx7SEbf0bLJCfBkwayZ8T5jBo5FXK8Uz8=
github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/mattn/go-runewidth v0.0.9 h1:Lm995f3rfxdpd6TSmuVCHVb/QhupuXlYr8sCI/QdE+0=

28
parseany.go
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@ -10,12 +10,14 @@ import (
"time"
"unicode"
"unicode/utf8"
"github.com/araddon/gou"
)
// func init() {
// gou.SetupLogging("debug")
// gou.SetColorOutput()
// }
func init() {
gou.SetupLogging("debug")
gou.SetColorOutput()
}
var days = []string{
"mon",
@ -204,14 +206,27 @@ func MustParse(datestr string, opts ...ParserOption) time.Time {
// // layout = "2006-01-02 15:04:05"
//
func ParseFormat(datestr string, opts ...ParserOption) (string, error) {
p, err := parseTime(datestr, nil, opts...)
return parseFormatOptions(datestr, nil, opts...)
}
func parseFormatOptions(datestr string, loc *time.Location, opts ...ParserOption) (string, error) {
p, err := parseTime(datestr, loc, opts...)
if err != nil {
return "", err
}
_, err = p.parse()
t, err := p.parse()
gou.Debugf("%s returned %v IsZero()=%v nano=%v second=%v error %v", datestr, t, t.IsZero(), t.UnixNano(), t.Unix(), err)
if err != nil {
return "", err
}
// Because the above parse essentially punts by sending to underlying
// go time.Parse() which can easily return a 0000-01-01 00:00:00 +0000 UTC
// we count that as an error.
//
// However, this is definitely not failproof.
if t.IsZero() {
return "", fmt.Errorf("%s returned a IsZero() time so must be invalid", datestr)
}
return string(p.format), nil
}
@ -2002,7 +2017,6 @@ func (p *parser) parse() (time.Time, error) {
p.format = p.format[p.skip:]
p.datestr = p.datestr[p.skip:]
}
//gou.Debugf("parse %q AS %q", p.datestr, string(p.format))
if p.loc == nil {
return time.Parse(string(p.format), p.datestr)
}

12
parseany_test.go
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@ -527,11 +527,19 @@ var testParseFormat = []dateTest{
{in: "2009-08-12T22:15:09-0700", out: "2006-01-02T15:04:05-0700"},
// yyyy-mm-ddThh:mm:ssZ
{in: "2009-08-12T22:15Z", out: "2006-01-02T15:04Z"},
// others
{in: "31.jpg", err: true},
//{in: "1.jpg", err: true}, This SHOULD error but doesn't, our validating tests are really
// just passing down to underlying go error which this doesn't catch.
}
func TestParseLayout(t *testing.T) {
func TestParseFormat(t *testing.T) {
_, err := parseFormatOptions("3.jpg", time.UTC)
assert.NotEqual(t, nil, err)
_, err = ParseFormat(`{"hello"}`)
assert.NotEqual(t, nil, err)
for _, th := range testParseFormat {
l, err := ParseFormat(th.in)
l, err := parseFormatOptions(th.in, time.UTC)
if th.err {
assert.NotEqual(t, nil, err)
} else {