Coverage for analyzers / typescript.py: 86%

1"""TypeScript source file analyzer -- assembles all metrics.""" 

2 

3from __future__ import annotations 

4 

5from pathlib import Path 

6 

7from analyzers.shared import create_analyzer_file_fn, create_analyzer_source_fn 

8from parsers.typescript import parse, collect_functions, func_name 

9from metrics.lloc.typescript import count_lloc 

10from metrics.halstead.typescript import compute_halstead_ts 

11from metrics.npath.typescript import compute_npath_ts 

12from metrics.dtd.typescript import compute_dtd_ts 

13from metrics.cognitive.typescript import compute_cognitive_ts 

14from metrics.cyclomatic.typescript import compute_cyclomatic_ts 

15from metrics.duplication.config import TYPESCRIPT_CONFIG 

16 

17 

18def get_tsx_flag(filepath): 

19 """Determine if file should be parsed as TSX.""" 

20 return Path(filepath).suffix.lower() == ".tsx" 

21 

22 

23def create_analyze_source_ts(): 

24 """Factory to create TypeScript-specific analyze_source function with tsx support.""" 

25 

26 def analyze_source(code, tsx=False, **kwargs): 

27 return create_analyzer_source_fn( 

28 parse_fn=lambda c: parse(c, tsx=tsx), 

29 collect_functions_fn=collect_functions, 

30 func_name_fn=func_name, 

31 compute_cognitive_fn=compute_cognitive_ts, 

32 compute_halstead_fn=compute_halstead_ts, 

33 compute_npath_fn=compute_npath_ts, 

34 compute_dtd_fn=compute_dtd_ts, 

35 compute_cyclomatic_fn=compute_cyclomatic_ts, 

36 count_lloc_fn=count_lloc, 

37 dup_config=TYPESCRIPT_CONFIG, 

38 )(code, timing_manager=kwargs.get("timing_manager")) 

39 

40 return analyze_source 

41 

42 

43analyze_source = create_analyze_source_ts() 

44 

45 

46def analyze_file(filepath, timing_manager=None): 

47 """Analyze a TypeScript file and return cognitive complexity scores.""" 

48 tsx = get_tsx_flag(filepath) 

49 return create_analyzer_file_fn(analyze_source, tsx=tsx)( 

50 filepath, timing_manager=timing_manager 

51 )