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Derive pushed index levels per input and pop them when lifting requirements

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This commit is contained in:
Dennis Kobert
2026-08-24 17:05:14 +00:00
parent 9cdaf06ca9
commit 2c84bb478f
7 changed files with 49 additions and 13 deletions
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12
node-graph/node-macro/src/codegen.rs
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@@ -178,6 +178,17 @@ pub(crate) fn generate_node_code(crate_ident: &CrateIdent, parsed: &ParsedNodeFn
let input_descriptions: Vec<_> = regular_fields.iter().map(|f| &f.description).collect();
let subject_depth = node.inputs.iter().find(|input| input.subject).map_or(0, |input| input.shape.depth);
let pushed_levels = (node.output.shape.depth as i8 - subject_depth as i8).max(0) as u8;
let field_pushed_levels: Vec<u8> = regular_fields
.iter()
.map(|field| match &field.ty {
ParsedFieldType::Regular(RegularParsedField { list_levels, .. }) if *list_levels > 0 => *list_levels as u8,
ParsedFieldType::Node(_) => pushed_levels,
_ => 0,
})
.collect();
// Generate struct fields: data fields (concrete types) + regular fields (generic types)
let data_field_defs = data_fields.iter().map(|field| {
let name = &field.pat_ident.ident;
@@ -633,6 +644,7 @@ pub(crate) fn generate_node_code(crate_ident: &CrateIdent, parsed: &ParsedNodeFn
name: #input_names,
widget_override: #widget_override,
description: #input_descriptions,
pushed_levels: #field_pushed_levels,
hidden: #input_hidden,
exposed: #exposed,
value_source: #value_sources,