pgevolve-core 0.3.4

Postgres declarative schema management — core library (parser, IR, diff, planner) powering the pgevolve CLI.
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//! `managed_schemas_match` lint rule.

use std::collections::HashSet;

use crate::lint::ManagedConfig;
use crate::lint::finding::Finding;
use crate::lint::source_tree::SourceTree;

pub fn check(tree: &SourceTree, managed: &ManagedConfig) -> Vec<Finding> {
    let mut out = Vec::new();
    let in_source: HashSet<_> = tree
        .catalog
        .schemas
        .iter()
        .map(|s| s.name.clone())
        .collect();
    let in_config: HashSet<_> = managed.schemas.iter().cloned().collect();

    // managed.schemas may be empty (some projects don't list them and rely
    // on filter at apply time). Only flag mismatches when the user has
    // explicitly populated the list.
    if in_config.is_empty() {
        return out;
    }
    for s in &in_source {
        if !in_config.contains(s) {
            out.push(Finding::error(
                "managed_schemas_match",
                format!(
                    "schema `{s}` is declared in source but not listed in `[managed].schemas`",
                ),
            ));
        }
    }
    for s in &in_config {
        if !in_source.contains(s) {
            out.push(Finding::error(
                "managed_schemas_match",
                format!(
                    "schema `{s}` is listed in `[managed].schemas` but not declared in source",
                ),
            ));
        }
    }
    out
}