| //! Requirements rules are additive across layers. Higher-priority rules are | |
| //! appended first so the final rule order keeps priority visible. | |
| use crate::RequirementSource; | |
| use crate::RequirementsExecPolicyToml; | |
| use crate::Sourced; | |
| use super::stack::merge_output_source; | |
| pub(super) fn merge( | |
| target: &mut Option<Sourced<RequirementsExecPolicyToml>>, | |
| incoming: Option<RequirementsExecPolicyToml>, | |
| source: &RequirementSource, | |
| ) { | |
| let Some(incoming) = incoming else { | |
| return; | |
| }; | |
| let Some(existing) = target.as_mut() else { | |
| *target = Some(Sourced::new(incoming, source.clone())); | |
| return; | |
| }; | |
| let RequirementsExecPolicyToml { prefix_rules } = incoming; | |
| existing.value.prefix_rules.extend(prefix_rules); | |
| merge_output_source(&mut existing.source, source); | |
| } | |