dart-lang / coverage
Conditional Complexity

The distribution of complexity of units (measured with McCabe index).

Intro
  • Conditional complexity (also called cyclomatic complexity) is a term used to measure the complexity of software. The term refers to the number of possible paths through a program function. A higher value ofter means higher maintenance and testing costs (infosecinstitute.com).
  • Conditional complexity is calculated by counting all conditions in the program that can affect the execution path (e.g. if statement, loops, switches, and/or operators, try and catch blocks...).
  • Conditional complexity is measured at the unit level (methods, functions...).
  • Units are classified in four categories based on the measured McCabe index: 1-5 (simple units), 6-10 (medium complex units), 11-25 (complex units), 26+ (very complex units).
Learn more...
Conditional Complexity Overall
  • There are 35 units with 602 lines of code in units (53.6% of code).
    • 0 very complex units (0 lines of code)
    • 0 complex units (0 lines of code)
    • 3 medium complex units (115 lines of code)
    • 6 simple units (184 lines of code)
    • 26 very simple units (303 lines of code)
0% | 0% | 19% | 30% | 50%
Legend:
51+
26-50
11-25
6-10
1-5
Alternative Visuals
Conditional Complexity per Extension
51+
26-50
11-25
6-10
1-5
dart0% | 0% | 19% | 30% | 50%
Conditional Complexity per Logical Component
primary logical decomposition
51+
26-50
11-25
6-10
1-5
lib/src0% | 0% | 19% | 30% | 50%
Most Complex Units
Top 20 most complex units
Unit# linesMcCabe index# params
Future Function()
in lib/src/chrome.dart
53 12 1
bool _shouldIgnoreLine()
in lib/src/hitmap.dart
18 11 2
String formatLcov()
in lib/src/formatter.dart
44 11 4
Future prettyPrint()
in lib/src/formatter.dart
38 10 5
String? resolve()
in lib/src/resolver.dart
48 9 1
String? resolve()
in lib/src/resolver.dart
24 7 1
void fillHitMap()
in lib/src/hitmap.dart
20 7 2
static Map _parsePackages()
in lib/src/resolver.dart
27 6 1
Future retry()
in lib/src/util.dart
27 6 1
int? _getLineFromTokenPos()
in lib/src/collect.dart
17 5 2
Future _resumeIsolates()
in lib/src/collect.dart
16 4 1
Future _waitIsolatesPaused()
in lib/src/collect.dart
20 4 2
Future _getFuncName()
in lib/src/collect.dart
12 4 3
void merge()
in lib/src/hitmap.dart
20 4 1
Set _coveredPositions()
in lib/src/chrome.dart
16 4 2
Future _processFunction()
in lib/src/collect.dart
15 3 5
void mergeHitmaps()
in lib/src/hitmap.dart
18 3 2
Map hitmapToJson()
in lib/src/hitmap.dart
19 3 2
List _sortHits()
in lib/src/hitmap.dart
15 3 1
List _coverageInfoFor()
in lib/src/chrome.dart
15 3 1