Struct juniper::meta::Argument [−][src]
pub struct Argument<'a> { /* fields omitted */ }
Metadata for an argument to a field
Methods
impl<'a> Argument<'a>
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impl<'a> Argument<'a>
pub fn description(self, description: &str) -> Argument<'a>
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pub fn description(self, description: &str) -> Argument<'a>
Set the description of the argument
This overwrites the description if any was previously set.
pub fn default_value(self, default_value: InputValue) -> Argument<'a>
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pub fn default_value(self, default_value: InputValue) -> Argument<'a>
Set the default value of the argument
This overwrites the description if any was previously set.
Trait Implementations
impl<'a> Debug for Argument<'a>
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impl<'a> Debug for Argument<'a>
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl<'a> Clone for Argument<'a>
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impl<'a> Clone for Argument<'a>
fn clone(&self) -> Argument<'a>
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fn clone(&self) -> Argument<'a>
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl<'a> GraphQLType for Argument<'a>
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impl<'a> GraphQLType for Argument<'a>
type Context = SchemaType<'a>
The expected context type for this GraphQL type Read more
type TypeInfo = ()
Type that may carry additional schema information Read more
fn name(_: &()) -> Option<&str>
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fn name(_: &()) -> Option<&str>
The name of the GraphQL type to expose. Read more
fn meta<'r>(info: &(), registry: &mut Registry<'r>) -> MetaType<'r>
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fn meta<'r>(info: &(), registry: &mut Registry<'r>) -> MetaType<'r>
The meta type representing this GraphQL type.
fn concrete_type_name(&self, _: &Self::Context, _: &()) -> String
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fn concrete_type_name(&self, _: &Self::Context, _: &()) -> String
Return the concrete type name for this instance/union. Read more
fn resolve_field(
&self,
info: &(),
field: &str,
args: &Arguments,
executor: &Executor<Self::Context>
) -> ExecutionResult
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fn resolve_field(
&self,
info: &(),
field: &str,
args: &Arguments,
executor: &Executor<Self::Context>
) -> ExecutionResult
Resolve the value of a single field on this type. Read more
fn resolve_into_type(
&self,
info: &Self::TypeInfo,
type_name: &str,
selection_set: Option<&[Selection]>,
executor: &Executor<Self::Context>
) -> ExecutionResult
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fn resolve_into_type(
&self,
info: &Self::TypeInfo,
type_name: &str,
selection_set: Option<&[Selection]>,
executor: &Executor<Self::Context>
) -> ExecutionResult
Resolve this interface or union into a concrete type Read more
fn resolve(
&self,
info: &Self::TypeInfo,
selection_set: Option<&[Selection]>,
executor: &Executor<Self::Context>
) -> Value
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fn resolve(
&self,
info: &Self::TypeInfo,
selection_set: Option<&[Selection]>,
executor: &Executor<Self::Context>
) -> Value
Resolve the provided selection set against the current object. Read more