slhx agent
89 lines
2.3 KiB
Rust
89 lines
2.3 KiB
Rust
use slhx_core::{Atom, BuildFingerprint, Effect, EffectBatch, Form, IntoEffect, KeyedSlot, ResourceId, ResourceRef, Slot};
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pub fn run<I, F, R>(handler: F, input: I) -> EffectInspector
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where
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F: FnOnce(I) -> R,
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R: IntoEffect,
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{
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inspect(handler(input))
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}
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pub fn inspect(effect: impl IntoEffect) -> EffectInspector {
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EffectInspector {
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batch: effect.into_batch(BuildFingerprint(0)),
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}
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}
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#[derive(Clone, Debug)]
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pub struct EffectInspector {
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batch: EffectBatch,
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}
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impl EffectInspector {
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pub fn batch(&self) -> &EffectBatch {
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&self.batch
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}
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pub fn ops(&self) -> &[Effect] {
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&self.batch.ops
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}
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pub fn contains(&self, op: &Effect) -> bool {
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self.batch.ops.contains(op)
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}
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pub fn has_resource(&self, resource: ResourceId) -> bool {
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self.batch
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.ops
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.iter()
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.any(|op| op_targets_resource(op, resource))
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}
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pub fn has_ref(&self, target: &ResourceRef) -> bool {
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self.batch.ops.iter().any(|op| op_targets_ref(op, target))
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}
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pub fn has_slot<T>(&self, slot: Slot<T>) -> bool {
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self.has_resource(slot.id())
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}
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pub fn has_keyed_slot<K, T>(&self, slot: KeyedSlot<K, T>) -> bool
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where
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K: ToString,
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{
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self.has_resource(slot.id())
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}
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pub fn has_atom<T>(&self, atom: Atom<T>) -> bool {
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self.has_resource(atom.id())
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}
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pub fn has_form<T>(&self, form: Form<T>) -> bool {
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self.has_resource(form.id())
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}
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}
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fn op_targets_resource(op: &Effect, resource: ResourceId) -> bool {
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match op {
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Effect::Put { target, .. }
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| Effect::Insert { target, .. }
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| Effect::Prepend { target, .. }
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| Effect::Remove { target, .. }
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| Effect::Move { target, .. }
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| Effect::Focus { target } => target.resource == resource,
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Effect::Navigate { .. } | Effect::Emit { .. } => false,
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}
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}
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fn op_targets_ref(op: &Effect, wanted: &ResourceRef) -> bool {
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match op {
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Effect::Put { target, .. }
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| Effect::Insert { target, .. }
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| Effect::Prepend { target, .. }
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| Effect::Remove { target, .. }
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| Effect::Move { target, .. }
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| Effect::Focus { target } => target == wanted,
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Effect::Navigate { .. } | Effect::Emit { .. } => false,
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}
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}
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