31 lines
919 B
Rust
31 lines
919 B
Rust
use crate::validation::context::ValidatorContext;
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use crate::validation::visitor::Visitor;
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use graphql_parser::query::VariableDefinition;
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#[derive(Default)]
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pub struct VariablesAreInputTypes;
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impl<'a> Visitor<'a> for VariablesAreInputTypes {
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fn enter_variable_definition(
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&mut self,
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ctx: &mut ValidatorContext<'a>,
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variable_definition: &'a VariableDefinition,
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) {
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if let Some(ty) = ctx
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.registry
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.get_basic_type(&variable_definition.var_type.to_string())
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{
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if !ty.is_input() {
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ctx.report_error(
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vec![variable_definition.position],
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format!(
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"Variable \"{}\" cannot be of non-input type \"{}\"",
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&variable_definition.name,
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ty.name()
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),
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);
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}
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}
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}
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}
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