42 lines
1.3 KiB
Rust
42 lines
1.3 KiB
Rust
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use crate::validation::context::ValidatorContext;
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use crate::validation::visitor::Visitor;
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use graphql_parser::query::{FragmentDefinition, InlineFragment, TypeCondition};
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#[derive(Default)]
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pub struct FragmentsOnCompositeTypes;
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impl<'a> Visitor<'a> for FragmentsOnCompositeTypes {
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fn enter_fragment_definition(
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&mut self,
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ctx: &mut ValidatorContext<'a>,
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fragment_definition: &'a FragmentDefinition,
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) {
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if !ctx.current_type().is_composite() {
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let TypeCondition::On(name) = &fragment_definition.type_condition;
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ctx.report_error(
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vec![fragment_definition.position],
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format!(
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"Fragment \"{}\" cannot condition non composite type \"{}\"",
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fragment_definition.name, name
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),
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);
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}
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}
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fn enter_inline_fragment(
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&mut self,
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ctx: &mut ValidatorContext<'a>,
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inline_fragment: &'a InlineFragment,
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) {
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if !ctx.current_type().is_composite() {
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ctx.report_error(
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vec![inline_fragment.position],
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format!(
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"Fragment cannot condition non composite type \"{}\"",
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ctx.current_type().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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