dart-lang / code_builder
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 24 units with 629 lines of code in units (64.6% of code).
    • 0 very complex units (0 lines of code)
    • 0 complex units (0 lines of code)
    • 2 medium complex units (178 lines of code)
    • 8 simple units (291 lines of code)
    • 14 very simple units (160 lines of code)
0% | 0% | 28% | 46% | 25%
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% | 28% | 46% | 25%
Conditional Complexity per Logical Component
primary logical decomposition
51+
26-50
11-25
6-10
1-5
lib/src0% | 0% | 30% | 49% | 19%
example0% | 0% | 0% | 0% | 100%
Most Complex Units
Top 20 most complex units
Unit# linesMcCabe index# params
StringSink visitMethod()
in lib/src/emitter.dart
91 24 2
StringSink visitConstructor()
in lib/src/emitter.dart
87 21 3
StringSink visitClass()
in lib/src/emitter.dart
46 10 2
StringSink visitField()
in lib/src/emitter.dart
39 10 2
StringSink visitLibrary()
in lib/src/emitter.dart
34 10 2
StringSink visitFunctionType()
in lib/src/emitter.dart
45 10 2
StringSink visitDirective()
in lib/src/emitter.dart
35 9 2
void _visitParameter()
in lib/src/emitter.dart
29 8 5
StringSink visitMixin()
in lib/src/emitter.dart
33 7 2
StringSink visitExtension()
in lib/src/emitter.dart
30 7 2
StringSink visitEnum()
in lib/src/emitter.dart
20 5 2
bool _newLineBetween()
in lib/src/emitter.dart
11 5 3
StringSink visitType()
in lib/src/emitter.dart
13 4 2
StringSink visitAll()
in lib/src/emitter.dart
17 3 3
String allocate()
in lib/src/allocator.dart
8 3 1
StringSink visitTypeParameters()
in lib/src/emitter.dart
11 2 2
String allocate()
in lib/src/allocator.dart
7 2 1
static String _format()
in lib/src/matchers.dart
7 2 1
StringSink visitAnnotation()
in lib/src/emitter.dart
6 1 2
Description describeMismatch()
in lib/src/matchers.dart
14 1 4