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fallow_cli/report/
compact.rs

1use crate::report::sink::outln;
2use std::path::Path;
3
4use fallow_core::duplicates::DuplicationReport;
5use fallow_core::results::{AnalysisResults, UnusedExport, UnusedMember};
6
7use super::grouping::ResultGroup;
8use super::{normalize_uri, relative_path};
9
10pub(super) fn print_compact(results: &AnalysisResults, root: &Path) {
11    for line in build_compact_lines(results, root) {
12        outln!("{line}");
13    }
14}
15
16/// Build compact output lines for analysis results.
17/// Each issue is represented as a single `prefix:details` line.
18#[expect(
19    clippy::too_many_lines,
20    reason = "One uniform loop per issue type; the line count grows linearly with new issue types and the structure is clearer than extracting per-loop helpers."
21)]
22pub fn build_compact_lines(results: &AnalysisResults, root: &Path) -> Vec<String> {
23    let rel = |p: &Path| normalize_uri(&relative_path(p, root).display().to_string());
24
25    let compact_export = |export: &UnusedExport, kind: &str, re_kind: &str| -> String {
26        let tag = if export.is_re_export { re_kind } else { kind };
27        format!(
28            "{}:{}:{}:{}",
29            tag,
30            rel(&export.path),
31            export.line,
32            export.export_name
33        )
34    };
35
36    let compact_member = |member: &UnusedMember, kind: &str| -> String {
37        format!(
38            "{}:{}:{}:{}.{}",
39            kind,
40            rel(&member.path),
41            member.line,
42            member.parent_name,
43            member.member_name
44        )
45    };
46
47    let mut lines = Vec::new();
48
49    for file in &results.unused_files {
50        lines.push(format!("unused-file:{}", rel(&file.file.path)));
51    }
52    for export in &results.unused_exports {
53        lines.push(compact_export(
54            &export.export,
55            "unused-export",
56            "unused-re-export",
57        ));
58    }
59    for export in &results.unused_types {
60        lines.push(compact_export(
61            &export.export,
62            "unused-type",
63            "unused-re-export-type",
64        ));
65    }
66    for leak in &results.private_type_leaks {
67        lines.push(format!(
68            "private-type-leak:{}:{}:{}->{}",
69            rel(&leak.leak.path),
70            leak.leak.line,
71            leak.leak.export_name,
72            leak.leak.type_name
73        ));
74    }
75    for dep in &results.unused_dependencies {
76        lines.push(format!("unused-dep:{}", dep.dep.package_name));
77    }
78    for dep in &results.unused_dev_dependencies {
79        lines.push(format!("unused-devdep:{}", dep.dep.package_name));
80    }
81    for dep in &results.unused_optional_dependencies {
82        lines.push(format!("unused-optionaldep:{}", dep.dep.package_name));
83    }
84    for member in &results.unused_enum_members {
85        lines.push(compact_member(&member.member, "unused-enum-member"));
86    }
87    for member in &results.unused_class_members {
88        lines.push(compact_member(&member.member, "unused-class-member"));
89    }
90    for import in &results.unresolved_imports {
91        lines.push(format!(
92            "unresolved-import:{}:{}:{}",
93            rel(&import.import.path),
94            import.import.line,
95            import.import.specifier
96        ));
97    }
98    for dep in &results.unlisted_dependencies {
99        lines.push(format!("unlisted-dep:{}", dep.dep.package_name));
100    }
101    for dup in &results.duplicate_exports {
102        lines.push(format!("duplicate-export:{}", dup.export.export_name));
103    }
104    for dep in &results.type_only_dependencies {
105        lines.push(format!("type-only-dep:{}", dep.dep.package_name));
106    }
107    for dep in &results.test_only_dependencies {
108        lines.push(format!("test-only-dep:{}", dep.dep.package_name));
109    }
110    for cycle in &results.circular_dependencies {
111        let chain: Vec<String> = cycle.cycle.files.iter().map(|p| rel(p)).collect();
112        let mut display_chain = chain.clone();
113        if let Some(first) = chain.first() {
114            display_chain.push(first.clone());
115        }
116        let first_file = chain.first().map_or_else(String::new, Clone::clone);
117        let cross_pkg_tag = if cycle.cycle.is_cross_package {
118            " (cross-package)"
119        } else {
120            ""
121        };
122        lines.push(format!(
123            "circular-dependency:{}:{}:{}{}",
124            first_file,
125            cycle.cycle.line,
126            display_chain.join(" \u{2192} "),
127            cross_pkg_tag
128        ));
129    }
130    for cycle in &results.re_export_cycles {
131        let chain: Vec<String> = cycle.cycle.files.iter().map(|p| rel(p)).collect();
132        let first_file = chain.first().map_or_else(String::new, Clone::clone);
133        let kind_tag = match cycle.cycle.kind {
134            fallow_core::results::ReExportCycleKind::SelfLoop => " (self-loop)",
135            fallow_core::results::ReExportCycleKind::MultiNode => "",
136        };
137        lines.push(format!(
138            "re-export-cycle:{}:{}{}",
139            first_file,
140            chain.join(" <-> "),
141            kind_tag
142        ));
143    }
144    for v in &results.boundary_violations {
145        lines.push(format!(
146            "boundary-violation:{}:{}:{} -> {} ({} -> {})",
147            rel(&v.violation.from_path),
148            v.violation.line,
149            rel(&v.violation.from_path),
150            rel(&v.violation.to_path),
151            v.violation.from_zone,
152            v.violation.to_zone,
153        ));
154    }
155    for s in &results.stale_suppressions {
156        lines.push(format!(
157            "stale-suppression:{}:{}:{}",
158            rel(&s.path),
159            s.line,
160            s.display_message(),
161        ));
162    }
163    for entry in &results.unused_catalog_entries {
164        lines.push(format!(
165            "unused-catalog-entry:{}:{}:{}:{}",
166            rel(&entry.entry.path),
167            entry.entry.line,
168            entry.entry.catalog_name,
169            entry.entry.entry_name,
170        ));
171    }
172    for group in &results.empty_catalog_groups {
173        lines.push(format!(
174            "empty-catalog-group:{}:{}:{}",
175            rel(&group.group.path),
176            group.group.line,
177            group.group.catalog_name,
178        ));
179    }
180    for finding in &results.unresolved_catalog_references {
181        lines.push(format!(
182            "unresolved-catalog-reference:{}:{}:{}:{}",
183            rel(&finding.reference.path),
184            finding.reference.line,
185            finding.reference.catalog_name,
186            finding.reference.entry_name,
187        ));
188    }
189    for finding in &results.unused_dependency_overrides {
190        lines.push(format!(
191            "unused-dependency-override:{}:{}:{}:{}",
192            rel(&finding.entry.path),
193            finding.entry.line,
194            finding.entry.source.as_label(),
195            finding.entry.raw_key,
196        ));
197    }
198    for finding in &results.misconfigured_dependency_overrides {
199        lines.push(format!(
200            "misconfigured-dependency-override:{}:{}:{}:{}",
201            rel(&finding.entry.path),
202            finding.entry.line,
203            finding.entry.source.as_label(),
204            finding.entry.raw_key,
205        ));
206    }
207
208    lines
209}
210
211/// Print grouped compact output: each line is prefixed with the group key.
212///
213/// Format: `group-key\tissue-tag:details`
214pub(super) fn print_grouped_compact(groups: &[ResultGroup], root: &Path) {
215    for group in groups {
216        for line in build_compact_lines(&group.results, root) {
217            outln!("{}\t{line}", group.key);
218        }
219    }
220}
221
222#[expect(
223    clippy::too_many_lines,
224    reason = "health compact formatter stitches many optional sections into one stream"
225)]
226pub(super) fn print_health_compact(report: &crate::health_types::HealthReport, root: &Path) {
227    if let Some(ref hs) = report.health_score {
228        outln!("health-score:{:.1}:{}", hs.score, hs.grade);
229    }
230    if let Some(ref vs) = report.vital_signs {
231        let mut parts = Vec::new();
232        if vs.total_loc > 0 {
233            parts.push(format!("total_loc={}", vs.total_loc));
234        }
235        parts.push(format!("avg_cyclomatic={:.1}", vs.avg_cyclomatic));
236        parts.push(format!("p90_cyclomatic={}", vs.p90_cyclomatic));
237        if let Some(v) = vs.dead_file_pct {
238            parts.push(format!("dead_file_pct={v:.1}"));
239        }
240        if let Some(v) = vs.dead_export_pct {
241            parts.push(format!("dead_export_pct={v:.1}"));
242        }
243        if let Some(v) = vs.maintainability_avg {
244            parts.push(format!("maintainability_avg={v:.1}"));
245        }
246        if let Some(v) = vs.hotspot_count {
247            parts.push(format!("hotspot_count={v}"));
248        }
249        if let Some(v) = vs.circular_dep_count {
250            parts.push(format!("circular_dep_count={v}"));
251        }
252        if let Some(v) = vs.unused_dep_count {
253            parts.push(format!("unused_dep_count={v}"));
254        }
255        outln!("vital-signs:{}", parts.join(","));
256    }
257    for finding in &report.findings {
258        let relative = normalize_uri(&relative_path(&finding.path, root).display().to_string());
259        let severity = match finding.severity {
260            crate::health_types::FindingSeverity::Critical => "critical",
261            crate::health_types::FindingSeverity::High => "high",
262            crate::health_types::FindingSeverity::Moderate => "moderate",
263        };
264        let crap_suffix = match finding.crap {
265            Some(crap) => {
266                let coverage = finding
267                    .coverage_pct
268                    .map(|pct| format!(",coverage_pct={pct:.1}"))
269                    .unwrap_or_default();
270                format!(",crap={crap:.1}{coverage}")
271            }
272            None => String::new(),
273        };
274        outln!(
275            "high-complexity:{}:{}:{}:cyclomatic={},cognitive={},severity={}{}",
276            relative,
277            finding.line,
278            finding.name,
279            finding.cyclomatic,
280            finding.cognitive,
281            severity,
282            crap_suffix,
283        );
284    }
285    for score in &report.file_scores {
286        let relative = normalize_uri(&relative_path(&score.path, root).display().to_string());
287        outln!(
288            "file-score:{}:mi={:.1},fan_in={},fan_out={},dead={:.2},density={:.2},crap_max={:.1},crap_above={}",
289            relative,
290            score.maintainability_index,
291            score.fan_in,
292            score.fan_out,
293            score.dead_code_ratio,
294            score.complexity_density,
295            score.crap_max,
296            score.crap_above_threshold,
297        );
298    }
299    if let Some(ref gaps) = report.coverage_gaps {
300        outln!(
301            "coverage-gap-summary:runtime_files={},covered_files={},file_coverage_pct={:.1},untested_files={},untested_exports={}",
302            gaps.summary.runtime_files,
303            gaps.summary.covered_files,
304            gaps.summary.file_coverage_pct,
305            gaps.summary.untested_files,
306            gaps.summary.untested_exports,
307        );
308        for item in &gaps.files {
309            let relative =
310                normalize_uri(&relative_path(&item.file.path, root).display().to_string());
311            outln!(
312                "untested-file:{}:value_exports={}",
313                relative,
314                item.file.value_export_count,
315            );
316        }
317        for item in &gaps.exports {
318            let relative =
319                normalize_uri(&relative_path(&item.export.path, root).display().to_string());
320            outln!(
321                "untested-export:{}:{}:{}",
322                relative,
323                item.export.line,
324                item.export.export_name,
325            );
326        }
327    }
328    if let Some(ref production) = report.runtime_coverage {
329        for line in build_runtime_coverage_compact_lines(production, root) {
330            outln!("{line}");
331        }
332    }
333    if let Some(ref intelligence) = report.coverage_intelligence {
334        for line in build_coverage_intelligence_compact_lines(intelligence, root) {
335            outln!("{line}");
336        }
337    }
338    for entry in &report.hotspots {
339        let relative = normalize_uri(&relative_path(&entry.path, root).display().to_string());
340        let ownership_suffix = entry
341            .ownership
342            .as_ref()
343            .map(|o| {
344                let mut parts = vec![
345                    format!("bus={}", o.bus_factor),
346                    format!("contributors={}", o.contributor_count),
347                    format!("top={}", o.top_contributor.identifier),
348                    format!("top_share={:.3}", o.top_contributor.share),
349                ];
350                if let Some(owner) = &o.declared_owner {
351                    parts.push(format!("owner={owner}"));
352                }
353                if let Some(unowned) = o.unowned {
354                    parts.push(format!("unowned={unowned}"));
355                }
356                let state = match o.ownership_state {
357                    crate::health_types::OwnershipState::Active => "active",
358                    crate::health_types::OwnershipState::Unowned => "unowned",
359                    crate::health_types::OwnershipState::DeclaredInactive => "declared_inactive",
360                    crate::health_types::OwnershipState::Drifting => "drifting",
361                };
362                parts.push(format!("ownership_state={state}"));
363                if o.drift {
364                    parts.push("drift=true".to_string());
365                }
366                format!(",{}", parts.join(","))
367            })
368            .unwrap_or_default();
369        outln!(
370            "hotspot:{}:score={:.1},commits={},churn={},density={:.2},fan_in={},trend={}{}",
371            relative,
372            entry.score,
373            entry.commits,
374            entry.lines_added + entry.lines_deleted,
375            entry.complexity_density,
376            entry.fan_in,
377            entry.trend,
378            ownership_suffix,
379        );
380    }
381    if let Some(ref trend) = report.health_trend {
382        outln!(
383            "trend:overall:direction={}",
384            trend.overall_direction.label()
385        );
386        for m in &trend.metrics {
387            outln!(
388                "trend:{}:previous={:.1},current={:.1},delta={:+.1},direction={}",
389                m.name,
390                m.previous,
391                m.current,
392                m.delta,
393                m.direction.label(),
394            );
395        }
396    }
397    for target in &report.targets {
398        let relative = normalize_uri(&relative_path(&target.path, root).display().to_string());
399        let category = target.category.compact_label();
400        let effort = target.effort.label();
401        let confidence = target.confidence.label();
402        outln!(
403            "refactoring-target:{}:priority={:.1},efficiency={:.1},category={},effort={},confidence={}:{}",
404            relative,
405            target.priority,
406            target.efficiency,
407            category,
408            effort,
409            confidence,
410            target.recommendation,
411        );
412    }
413}
414
415fn build_runtime_coverage_compact_lines(
416    production: &crate::health_types::RuntimeCoverageReport,
417    root: &Path,
418) -> Vec<String> {
419    let mut lines = vec![format!(
420        "runtime-coverage-summary:functions_tracked={},functions_hit={},functions_unhit={},functions_untracked={},coverage_percent={:.1},trace_count={},period_days={},deployments_seen={}",
421        production.summary.functions_tracked,
422        production.summary.functions_hit,
423        production.summary.functions_unhit,
424        production.summary.functions_untracked,
425        production.summary.coverage_percent,
426        production.summary.trace_count,
427        production.summary.period_days,
428        production.summary.deployments_seen,
429    )];
430    for finding in &production.findings {
431        let relative = normalize_uri(&relative_path(&finding.path, root).display().to_string());
432        let invocations = finding
433            .invocations
434            .map_or_else(|| "null".to_owned(), |hits| hits.to_string());
435        lines.push(format!(
436            "runtime-coverage:{}:{}:{}:id={},verdict={},invocations={},confidence={}",
437            relative,
438            finding.line,
439            finding.function,
440            finding.id,
441            finding.verdict,
442            invocations,
443            finding.confidence,
444        ));
445    }
446    for entry in &production.hot_paths {
447        let relative = normalize_uri(&relative_path(&entry.path, root).display().to_string());
448        lines.push(format!(
449            "production-hot-path:{}:{}:{}:id={},invocations={},percentile={}",
450            relative, entry.line, entry.function, entry.id, entry.invocations, entry.percentile,
451        ));
452    }
453    lines
454}
455
456fn build_coverage_intelligence_compact_lines(
457    intelligence: &crate::health_types::CoverageIntelligenceReport,
458    root: &Path,
459) -> Vec<String> {
460    let mut lines = vec![format!(
461        "coverage-intelligence-summary:verdict={},findings={},risky_changes={},high_confidence_deletes={},review_required={},refactor_carefully={},skipped_ambiguous_matches={}",
462        intelligence.verdict,
463        intelligence.summary.findings,
464        intelligence.summary.risky_changes,
465        intelligence.summary.high_confidence_deletes,
466        intelligence.summary.review_required,
467        intelligence.summary.refactor_carefully,
468        intelligence.summary.skipped_ambiguous_matches,
469    )];
470    for finding in &intelligence.findings {
471        let relative = normalize_uri(&relative_path(&finding.path, root).display().to_string());
472        let identity = finding.identity.as_deref().unwrap_or("-");
473        let signals = finding
474            .signals
475            .iter()
476            .map(ToString::to_string)
477            .collect::<Vec<_>>()
478            .join("+");
479        lines.push(format!(
480            "coverage-intelligence:{}:{}:{}:id={},verdict={},recommendation={},confidence={},signals={}",
481            relative,
482            finding.line,
483            identity,
484            finding.id,
485            finding.verdict,
486            finding.recommendation,
487            finding.confidence,
488            signals,
489        ));
490    }
491    lines
492}
493
494pub(super) fn print_duplication_compact(report: &DuplicationReport, root: &Path) {
495    for (i, group) in report.clone_groups.iter().enumerate() {
496        for instance in &group.instances {
497            let relative =
498                normalize_uri(&relative_path(&instance.file, root).display().to_string());
499            outln!(
500                "clone-group-{}:{}:{}-{}:{}tokens",
501                i + 1,
502                relative,
503                instance.start_line,
504                instance.end_line,
505                group.token_count
506            );
507        }
508    }
509}
510
511#[cfg(test)]
512mod tests {
513    use super::*;
514    use crate::health_types::{
515        RuntimeCoverageConfidence, RuntimeCoverageDataSource, RuntimeCoverageEvidence,
516        RuntimeCoverageFinding, RuntimeCoverageHotPath, RuntimeCoverageReport,
517        RuntimeCoverageReportVerdict, RuntimeCoverageSchemaVersion, RuntimeCoverageSummary,
518        RuntimeCoverageVerdict,
519    };
520    use crate::report::test_helpers::sample_results;
521    use fallow_core::extract::MemberKind;
522    use fallow_core::results::*;
523    use std::path::PathBuf;
524
525    #[test]
526    fn compact_empty_results_no_lines() {
527        let root = PathBuf::from("/project");
528        let results = AnalysisResults::default();
529        let lines = build_compact_lines(&results, &root);
530        assert!(lines.is_empty());
531    }
532
533    #[test]
534    fn compact_unused_file_format() {
535        let root = PathBuf::from("/project");
536        let mut results = AnalysisResults::default();
537        results
538            .unused_files
539            .push(UnusedFileFinding::with_actions(UnusedFile {
540                path: root.join("src/dead.ts"),
541            }));
542
543        let lines = build_compact_lines(&results, &root);
544        assert_eq!(lines.len(), 1);
545        assert_eq!(lines[0], "unused-file:src/dead.ts");
546    }
547
548    #[test]
549    fn compact_unused_export_format() {
550        let root = PathBuf::from("/project");
551        let mut results = AnalysisResults::default();
552        results
553            .unused_exports
554            .push(UnusedExportFinding::with_actions(UnusedExport {
555                path: root.join("src/utils.ts"),
556                export_name: "helperFn".to_string(),
557                is_type_only: false,
558                line: 10,
559                col: 4,
560                span_start: 120,
561                is_re_export: false,
562            }));
563
564        let lines = build_compact_lines(&results, &root);
565        assert_eq!(lines[0], "unused-export:src/utils.ts:10:helperFn");
566    }
567
568    #[test]
569    fn compact_health_includes_runtime_coverage_lines() {
570        let root = PathBuf::from("/project");
571        let report = crate::health_types::HealthReport {
572            runtime_coverage: Some(RuntimeCoverageReport {
573                schema_version: RuntimeCoverageSchemaVersion::V1,
574                verdict: RuntimeCoverageReportVerdict::ColdCodeDetected,
575                signals: Vec::new(),
576                summary: RuntimeCoverageSummary {
577                    data_source: RuntimeCoverageDataSource::Local,
578                    last_received_at: None,
579                    functions_tracked: 4,
580                    functions_hit: 2,
581                    functions_unhit: 1,
582                    functions_untracked: 1,
583                    coverage_percent: 50.0,
584                    trace_count: 512,
585                    period_days: 7,
586                    deployments_seen: 2,
587                    capture_quality: None,
588                },
589                findings: vec![RuntimeCoverageFinding {
590                    id: "fallow:prod:deadbeef".to_owned(),
591                    stable_id: None,
592                    path: root.join("src/cold.ts"),
593                    function: "coldPath".to_owned(),
594                    line: 14,
595                    verdict: RuntimeCoverageVerdict::ReviewRequired,
596                    invocations: Some(0),
597                    confidence: RuntimeCoverageConfidence::Medium,
598                    evidence: RuntimeCoverageEvidence {
599                        static_status: "used".to_owned(),
600                        test_coverage: "not_covered".to_owned(),
601                        v8_tracking: "tracked".to_owned(),
602                        untracked_reason: None,
603                        observation_days: 7,
604                        deployments_observed: 2,
605                    },
606                    actions: vec![],
607                    source_hash: None,
608                }],
609                hot_paths: vec![RuntimeCoverageHotPath {
610                    id: "fallow:hot:cafebabe".to_owned(),
611                    stable_id: None,
612                    path: root.join("src/hot.ts"),
613                    function: "hotPath".to_owned(),
614                    line: 3,
615                    end_line: 9,
616                    invocations: 250,
617                    percentile: 99,
618                    actions: vec![],
619                }],
620                blast_radius: vec![],
621                importance: vec![],
622                watermark: None,
623                warnings: vec![],
624            }),
625            ..Default::default()
626        };
627
628        let lines = build_runtime_coverage_compact_lines(
629            report
630                .runtime_coverage
631                .as_ref()
632                .expect("runtime coverage should be set"),
633            &root,
634        );
635        assert_eq!(
636            lines[0],
637            "runtime-coverage-summary:functions_tracked=4,functions_hit=2,functions_unhit=1,functions_untracked=1,coverage_percent=50.0,trace_count=512,period_days=7,deployments_seen=2"
638        );
639        assert_eq!(
640            lines[1],
641            "runtime-coverage:src/cold.ts:14:coldPath:id=fallow:prod:deadbeef,verdict=review_required,invocations=0,confidence=medium"
642        );
643        assert_eq!(
644            lines[2],
645            "production-hot-path:src/hot.ts:3:hotPath:id=fallow:hot:cafebabe,invocations=250,percentile=99"
646        );
647    }
648
649    #[test]
650    fn compact_health_includes_coverage_intelligence_lines() {
651        use crate::health_types::{
652            CoverageIntelligenceAction, CoverageIntelligenceConfidence,
653            CoverageIntelligenceEvidence, CoverageIntelligenceFinding,
654            CoverageIntelligenceMatchConfidence, CoverageIntelligenceRecommendation,
655            CoverageIntelligenceReport, CoverageIntelligenceSchemaVersion,
656            CoverageIntelligenceSignal, CoverageIntelligenceSummary, CoverageIntelligenceVerdict,
657        };
658
659        let root = PathBuf::from("/project");
660        let report = CoverageIntelligenceReport {
661            schema_version: CoverageIntelligenceSchemaVersion::V1,
662            verdict: CoverageIntelligenceVerdict::HighConfidenceDelete,
663            summary: CoverageIntelligenceSummary {
664                findings: 1,
665                high_confidence_deletes: 1,
666                ..Default::default()
667            },
668            findings: vec![CoverageIntelligenceFinding {
669                id: "fallow:coverage-intel:abc123".to_owned(),
670                path: root.join("src/dead.ts"),
671                identity: Some("deadPath".to_owned()),
672                line: 9,
673                verdict: CoverageIntelligenceVerdict::HighConfidenceDelete,
674                signals: vec![
675                    CoverageIntelligenceSignal::StaticUnused,
676                    CoverageIntelligenceSignal::RuntimeCold,
677                ],
678                recommendation: CoverageIntelligenceRecommendation::DeleteAfterConfirmingOwner,
679                confidence: CoverageIntelligenceConfidence::High,
680                related_ids: vec!["fallow:prod:deadbeef".to_owned()],
681                evidence: CoverageIntelligenceEvidence {
682                    match_confidence: CoverageIntelligenceMatchConfidence::Direct,
683                    ..Default::default()
684                },
685                actions: vec![CoverageIntelligenceAction {
686                    kind: "delete-after-confirming-owner".to_owned(),
687                    description: "Confirm ownership".to_owned(),
688                    auto_fixable: false,
689                }],
690            }],
691        };
692
693        let lines = build_coverage_intelligence_compact_lines(&report, &root);
694        assert_eq!(
695            lines[0],
696            "coverage-intelligence-summary:verdict=high-confidence-delete,findings=1,risky_changes=0,high_confidence_deletes=1,review_required=0,refactor_carefully=0,skipped_ambiguous_matches=0"
697        );
698        assert_eq!(
699            lines[1],
700            "coverage-intelligence:src/dead.ts:9:deadPath:id=fallow:coverage-intel:abc123,verdict=high-confidence-delete,recommendation=delete-after-confirming-owner,confidence=high,signals=static_unused+runtime_cold"
701        );
702    }
703
704    #[test]
705    fn compact_unused_type_format() {
706        let root = PathBuf::from("/project");
707        let mut results = AnalysisResults::default();
708        results
709            .unused_types
710            .push(UnusedTypeFinding::with_actions(UnusedExport {
711                path: root.join("src/types.ts"),
712                export_name: "OldType".to_string(),
713                is_type_only: true,
714                line: 5,
715                col: 0,
716                span_start: 60,
717                is_re_export: false,
718            }));
719
720        let lines = build_compact_lines(&results, &root);
721        assert_eq!(lines[0], "unused-type:src/types.ts:5:OldType");
722    }
723
724    #[test]
725    fn compact_unused_dep_format() {
726        let root = PathBuf::from("/project");
727        let mut results = AnalysisResults::default();
728        results
729            .unused_dependencies
730            .push(UnusedDependencyFinding::with_actions(UnusedDependency {
731                package_name: "lodash".to_string(),
732                location: DependencyLocation::Dependencies,
733                path: root.join("package.json"),
734                line: 5,
735                used_in_workspaces: Vec::new(),
736            }));
737
738        let lines = build_compact_lines(&results, &root);
739        assert_eq!(lines[0], "unused-dep:lodash");
740    }
741
742    #[test]
743    fn compact_unused_devdep_format() {
744        let root = PathBuf::from("/project");
745        let mut results = AnalysisResults::default();
746        results
747            .unused_dev_dependencies
748            .push(UnusedDevDependencyFinding::with_actions(UnusedDependency {
749                package_name: "jest".to_string(),
750                location: DependencyLocation::DevDependencies,
751                path: root.join("package.json"),
752                line: 5,
753                used_in_workspaces: Vec::new(),
754            }));
755
756        let lines = build_compact_lines(&results, &root);
757        assert_eq!(lines[0], "unused-devdep:jest");
758    }
759
760    #[test]
761    fn compact_unused_enum_member_format() {
762        let root = PathBuf::from("/project");
763        let mut results = AnalysisResults::default();
764        results
765            .unused_enum_members
766            .push(UnusedEnumMemberFinding::with_actions(UnusedMember {
767                path: root.join("src/enums.ts"),
768                parent_name: "Status".to_string(),
769                member_name: "Deprecated".to_string(),
770                kind: MemberKind::EnumMember,
771                line: 8,
772                col: 2,
773            }));
774
775        let lines = build_compact_lines(&results, &root);
776        assert_eq!(
777            lines[0],
778            "unused-enum-member:src/enums.ts:8:Status.Deprecated"
779        );
780    }
781
782    #[test]
783    fn compact_unused_class_member_format() {
784        let root = PathBuf::from("/project");
785        let mut results = AnalysisResults::default();
786        results
787            .unused_class_members
788            .push(UnusedClassMemberFinding::with_actions(UnusedMember {
789                path: root.join("src/service.ts"),
790                parent_name: "UserService".to_string(),
791                member_name: "legacyMethod".to_string(),
792                kind: MemberKind::ClassMethod,
793                line: 42,
794                col: 4,
795            }));
796
797        let lines = build_compact_lines(&results, &root);
798        assert_eq!(
799            lines[0],
800            "unused-class-member:src/service.ts:42:UserService.legacyMethod"
801        );
802    }
803
804    #[test]
805    fn compact_unresolved_import_format() {
806        let root = PathBuf::from("/project");
807        let mut results = AnalysisResults::default();
808        results
809            .unresolved_imports
810            .push(UnresolvedImportFinding::with_actions(UnresolvedImport {
811                path: root.join("src/app.ts"),
812                specifier: "./missing-module".to_string(),
813                line: 3,
814                col: 0,
815                specifier_col: 0,
816            }));
817
818        let lines = build_compact_lines(&results, &root);
819        assert_eq!(lines[0], "unresolved-import:src/app.ts:3:./missing-module");
820    }
821
822    #[test]
823    fn compact_unlisted_dep_format() {
824        let root = PathBuf::from("/project");
825        let mut results = AnalysisResults::default();
826        results
827            .unlisted_dependencies
828            .push(UnlistedDependencyFinding::with_actions(
829                UnlistedDependency {
830                    package_name: "chalk".to_string(),
831                    imported_from: vec![],
832                },
833            ));
834
835        let lines = build_compact_lines(&results, &root);
836        assert_eq!(lines[0], "unlisted-dep:chalk");
837    }
838
839    #[test]
840    fn compact_duplicate_export_format() {
841        let root = PathBuf::from("/project");
842        let mut results = AnalysisResults::default();
843        results
844            .duplicate_exports
845            .push(DuplicateExportFinding::with_actions(DuplicateExport {
846                export_name: "Config".to_string(),
847                locations: vec![
848                    DuplicateLocation {
849                        path: root.join("src/a.ts"),
850                        line: 15,
851                        col: 0,
852                    },
853                    DuplicateLocation {
854                        path: root.join("src/b.ts"),
855                        line: 30,
856                        col: 0,
857                    },
858                ],
859            }));
860
861        let lines = build_compact_lines(&results, &root);
862        assert_eq!(lines[0], "duplicate-export:Config");
863    }
864
865    #[test]
866    fn compact_all_issue_types_produce_lines() {
867        let root = PathBuf::from("/project");
868        let results = sample_results(&root);
869        let lines = build_compact_lines(&results, &root);
870
871        assert_eq!(lines.len(), 16);
872
873        assert!(lines[0].starts_with("unused-file:"));
874        assert!(lines[1].starts_with("unused-export:"));
875        assert!(lines[2].starts_with("unused-type:"));
876        assert!(lines[3].starts_with("unused-dep:"));
877        assert!(lines[4].starts_with("unused-devdep:"));
878        assert!(lines[5].starts_with("unused-optionaldep:"));
879        assert!(lines[6].starts_with("unused-enum-member:"));
880        assert!(lines[7].starts_with("unused-class-member:"));
881        assert!(lines[8].starts_with("unresolved-import:"));
882        assert!(lines[9].starts_with("unlisted-dep:"));
883        assert!(lines[10].starts_with("duplicate-export:"));
884        assert!(lines[11].starts_with("type-only-dep:"));
885        assert!(lines[12].starts_with("test-only-dep:"));
886        assert!(lines[13].starts_with("circular-dependency:"));
887        assert!(lines[14].starts_with("boundary-violation:"));
888    }
889
890    #[test]
891    fn compact_strips_root_prefix_from_paths() {
892        let root = PathBuf::from("/project");
893        let mut results = AnalysisResults::default();
894        results
895            .unused_files
896            .push(UnusedFileFinding::with_actions(UnusedFile {
897                path: PathBuf::from("/project/src/deep/nested/file.ts"),
898            }));
899
900        let lines = build_compact_lines(&results, &root);
901        assert_eq!(lines[0], "unused-file:src/deep/nested/file.ts");
902    }
903
904    #[test]
905    fn compact_re_export_tagged_correctly() {
906        let root = PathBuf::from("/project");
907        let mut results = AnalysisResults::default();
908        results
909            .unused_exports
910            .push(UnusedExportFinding::with_actions(UnusedExport {
911                path: root.join("src/index.ts"),
912                export_name: "reExported".to_string(),
913                is_type_only: false,
914                line: 1,
915                col: 0,
916                span_start: 0,
917                is_re_export: true,
918            }));
919
920        let lines = build_compact_lines(&results, &root);
921        assert_eq!(lines[0], "unused-re-export:src/index.ts:1:reExported");
922    }
923
924    #[test]
925    fn compact_type_re_export_tagged_correctly() {
926        let root = PathBuf::from("/project");
927        let mut results = AnalysisResults::default();
928        results
929            .unused_types
930            .push(UnusedTypeFinding::with_actions(UnusedExport {
931                path: root.join("src/index.ts"),
932                export_name: "ReExportedType".to_string(),
933                is_type_only: true,
934                line: 3,
935                col: 0,
936                span_start: 0,
937                is_re_export: true,
938            }));
939
940        let lines = build_compact_lines(&results, &root);
941        assert_eq!(
942            lines[0],
943            "unused-re-export-type:src/index.ts:3:ReExportedType"
944        );
945    }
946
947    #[test]
948    fn compact_unused_optional_dep_format() {
949        let root = PathBuf::from("/project");
950        let mut results = AnalysisResults::default();
951        results
952            .unused_optional_dependencies
953            .push(UnusedOptionalDependencyFinding::with_actions(
954                UnusedDependency {
955                    package_name: "fsevents".to_string(),
956                    location: DependencyLocation::OptionalDependencies,
957                    path: root.join("package.json"),
958                    line: 12,
959                    used_in_workspaces: Vec::new(),
960                },
961            ));
962
963        let lines = build_compact_lines(&results, &root);
964        assert_eq!(lines[0], "unused-optionaldep:fsevents");
965    }
966
967    #[test]
968    fn compact_circular_dependency_format() {
969        let root = PathBuf::from("/project");
970        let mut results = AnalysisResults::default();
971        results
972            .circular_dependencies
973            .push(CircularDependencyFinding::with_actions(
974                CircularDependency {
975                    files: vec![root.join("src/a.ts"), root.join("src/b.ts")],
976                    length: 2,
977                    line: 3,
978                    col: 0,
979                    edges: Vec::new(),
980                    is_cross_package: false,
981                },
982            ));
983
984        let lines = build_compact_lines(&results, &root);
985        assert_eq!(lines.len(), 1);
986        assert!(lines[0].starts_with("circular-dependency:src/a.ts:3:"));
987        assert!(lines[0].contains("src/a.ts"));
988        assert!(lines[0].contains("src/b.ts"));
989        assert!(lines[0].contains("\u{2192}"));
990    }
991
992    #[test]
993    fn compact_circular_dependency_closes_cycle() {
994        let root = PathBuf::from("/project");
995        let mut results = AnalysisResults::default();
996        results
997            .circular_dependencies
998            .push(CircularDependencyFinding::with_actions(
999                CircularDependency {
1000                    files: vec![
1001                        root.join("src/a.ts"),
1002                        root.join("src/b.ts"),
1003                        root.join("src/c.ts"),
1004                    ],
1005                    length: 3,
1006                    line: 1,
1007                    col: 0,
1008                    edges: Vec::new(),
1009                    is_cross_package: false,
1010                },
1011            ));
1012
1013        let lines = build_compact_lines(&results, &root);
1014        let chain_part = lines[0].split(':').next_back().unwrap();
1015        let parts: Vec<&str> = chain_part.split(" \u{2192} ").collect();
1016        assert_eq!(parts.len(), 4);
1017        assert_eq!(parts[0], parts[3]); // first == last (cycle closes)
1018    }
1019
1020    #[test]
1021    fn compact_type_only_dep_format() {
1022        let root = PathBuf::from("/project");
1023        let mut results = AnalysisResults::default();
1024        results
1025            .type_only_dependencies
1026            .push(TypeOnlyDependencyFinding::with_actions(
1027                TypeOnlyDependency {
1028                    package_name: "zod".to_string(),
1029                    path: root.join("package.json"),
1030                    line: 8,
1031                },
1032            ));
1033
1034        let lines = build_compact_lines(&results, &root);
1035        assert_eq!(lines[0], "type-only-dep:zod");
1036    }
1037
1038    #[test]
1039    fn compact_multiple_unused_files() {
1040        let root = PathBuf::from("/project");
1041        let mut results = AnalysisResults::default();
1042        results
1043            .unused_files
1044            .push(UnusedFileFinding::with_actions(UnusedFile {
1045                path: root.join("src/a.ts"),
1046            }));
1047        results
1048            .unused_files
1049            .push(UnusedFileFinding::with_actions(UnusedFile {
1050                path: root.join("src/b.ts"),
1051            }));
1052
1053        let lines = build_compact_lines(&results, &root);
1054        assert_eq!(lines.len(), 2);
1055        assert_eq!(lines[0], "unused-file:src/a.ts");
1056        assert_eq!(lines[1], "unused-file:src/b.ts");
1057    }
1058
1059    #[test]
1060    fn compact_ordering_optional_dep_between_devdep_and_enum() {
1061        let root = PathBuf::from("/project");
1062        let mut results = AnalysisResults::default();
1063        results
1064            .unused_dev_dependencies
1065            .push(UnusedDevDependencyFinding::with_actions(UnusedDependency {
1066                package_name: "jest".to_string(),
1067                location: DependencyLocation::DevDependencies,
1068                path: root.join("package.json"),
1069                line: 5,
1070                used_in_workspaces: Vec::new(),
1071            }));
1072        results
1073            .unused_optional_dependencies
1074            .push(UnusedOptionalDependencyFinding::with_actions(
1075                UnusedDependency {
1076                    package_name: "fsevents".to_string(),
1077                    location: DependencyLocation::OptionalDependencies,
1078                    path: root.join("package.json"),
1079                    line: 12,
1080                    used_in_workspaces: Vec::new(),
1081                },
1082            ));
1083        results
1084            .unused_enum_members
1085            .push(UnusedEnumMemberFinding::with_actions(UnusedMember {
1086                path: root.join("src/enums.ts"),
1087                parent_name: "Status".to_string(),
1088                member_name: "Deprecated".to_string(),
1089                kind: MemberKind::EnumMember,
1090                line: 8,
1091                col: 2,
1092            }));
1093
1094        let lines = build_compact_lines(&results, &root);
1095        assert_eq!(lines.len(), 3);
1096        assert!(lines[0].starts_with("unused-devdep:"));
1097        assert!(lines[1].starts_with("unused-optionaldep:"));
1098        assert!(lines[2].starts_with("unused-enum-member:"));
1099    }
1100
1101    #[test]
1102    fn compact_path_outside_root_preserved() {
1103        let root = PathBuf::from("/project");
1104        let mut results = AnalysisResults::default();
1105        results
1106            .unused_files
1107            .push(UnusedFileFinding::with_actions(UnusedFile {
1108                path: PathBuf::from("/other/place/file.ts"),
1109            }));
1110
1111        let lines = build_compact_lines(&results, &root);
1112        assert!(lines[0].contains("/other/place/file.ts"));
1113    }
1114}