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体验新版 GitCode,发现更多精彩内容 >>
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94648a38
编写于
5月 06, 2022
作者:
S
Shay Rojansky
提交者:
GitHub
5月 06, 2022
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电子邮件补丁
差异文件
Clean up NodaTime evaluatable filter (#2354)
上级
fed78ec7
变更
2
显示空白变更内容
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并排
Showing
2 changed file
with
26 addition
and
19 deletion
+26
-19
src/EFCore.PG.NodaTime/Query/Internal/NpgsqlNodaTimeEvaluatableExpressionFilterPlugin.cs
...ternal/NpgsqlNodaTimeEvaluatableExpressionFilterPlugin.cs
+26
-7
src/EFCore.PG/Query/Internal/NpgsqlEvaluatableExpressionFilter.cs
...re.PG/Query/Internal/NpgsqlEvaluatableExpressionFilter.cs
+0
-12
未找到文件。
src/EFCore.PG.NodaTime/Query/Internal/NpgsqlNodaTimeEvaluatableExpressionFilterPlugin.cs
浏览文件 @
94648a38
...
...
@@ -9,11 +9,30 @@ public class NpgsqlNodaTimeEvaluatableExpressionFilterPlugin : IEvaluatableExpre
typeof
(
SystemClock
).
GetMember
(
nameof
(
SystemClock
.
Instance
)).
FirstOrDefault
()!;
public
virtual
bool
IsEvaluatableExpression
(
Expression
expression
)
=>
!(
expression
is
MethodCallExpression
methodExpression
&&
methodExpression
.
Method
==
GetCurrentInstantMethod
||
expression
is
MemberExpression
memberExpression
&&
memberExpression
.
Member
==
SystemClockInstanceMember
);
{
switch
(
expression
)
{
case
MethodCallExpression
methodCallExpression
when
methodCallExpression
.
Method
==
GetCurrentInstantMethod
:
return
false
;
case
MemberExpression
memberExpression
:
if
(
memberExpression
.
Member
==
SystemClockInstanceMember
)
{
return
false
;
}
// We support translating certain NodaTime patterns which accept a time zone as a parameter,
// e.g. Instant.InZone(timezone), as long as the timezone is expressed as an access on DateTimeZoneProviders.Tzdb.
// Prevent this from being evaluated locally and so parameterized, so we can access the member access on
// DateTimeZoneProviders and extract the constant (see NpgsqlNodaTimeMethodCallTranslatorPlugin)
if
(
memberExpression
.
Member
.
DeclaringType
==
typeof
(
DateTimeZoneProviders
))
{
return
false
;
}
break
;
}
return
true
;
}
}
\ No newline at end of file
src/EFCore.PG/Query/Internal/NpgsqlEvaluatableExpressionFilter.cs
浏览文件 @
94648a38
...
...
@@ -34,18 +34,6 @@ public override bool IsEvaluatableExpression(Expression expression, IModel model
return
false
;
}
break
;
case
MemberExpression
memberExpression
:
// We support translating certain NodaTime patterns which accept a time zone as a parameter,
// e.g. Instant.InZone(timezone), as long as the timezone is expressed as an access on DateTimeZoneProviders.Tzdb.
// Prevent this from being evaluated locally and so parameterized, so we can access the access tree on
// DateTimeZoneProviders and extract the constant (see NpgsqlNodaTimeMethodCallTranslatorPlugin)
if
(
memberExpression
.
Member
.
DeclaringType
?.
FullName
==
"NodaTime.DateTimeZoneProviders"
)
{
return
false
;
}
break
;
}
...
...
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