Coverage for liitos/figures.py: 93.85%

1from collections.abc import Iterable 

2from typing import Union 

3 

4from liitos import log 

5 

6NO_RESCALE: Union[float, int] = 0 

7 

8 

9def scale(incoming: Iterable[str], lookup: Union[dict[str, str], None] = None) -> list[str]: 

10 """Later alligator.""" 

11 outgoing = [] 

12 modus = 'copy' 

13 rescale = NO_RESCALE 

14 for slot, line in enumerate(incoming): 

15 line = line.rstrip('\n') 

16 if modus == 'copy': 

17 if line.startswith(r'\scale='): 

18 log.info(f'trigger a scale mod for the next figure environment at line #{slot + 1}|{line}') 

19 modus = 'scale' 

20 scale = line # only for reporting wil not pass the filter 

21 try: 

22 sca = scale.split('=', 1)[1].strip() # \scale = 75\% --> 75\% 

23 rescale = float(sca.replace(r'\%', '')) / 100 if r'\%' in sca else float(sca) 

24 except Exception as err: 

25 log.error(f'failed to parse scale value from {line.strip()} with err: {err}') 

26 else: 

27 outgoing.append(line) 

28 

29 else: # if modus == 'scale': 

30 if line.startswith(r'\includegraphics{'): 

31 if rescale != NO_RESCALE: 

32 log.info(f'- found the scale target start at line #{slot + 1}|{line}') 

33 target = line.replace(r'\includegraphics', '') 

34 option = ( 

35 f'[width={round(rescale, 2)}\\textwidth,height={round(rescale, 2)}' 

36 '\\textheight,keepaspectratio]' 

37 ) 

38 outgoing.append(f'\\includegraphics{option}{target}') 

39 else: 

40 outgoing.append(line) 

41 modus = 'copy' 

42 rescale = NO_RESCALE 

43 elif r'\pandocbounded{\includegraphics' in line: 

44 if rescale != NO_RESCALE: 44 ↛ 59line 44 didn't jump to line 59 because the condition on line 44 was always true

45 log.info(f'- found the scale target start at line #{slot + 1}|{line}') 

46 target = line.replace(r'\pandocbounded{\includegraphics', '').replace('[keepaspectratio]', '') 

47 parts = target.split('}}') 

48 rest = '' 

49 if len(parts) >= 1: 49 ↛ 53line 49 didn't jump to line 53

50 inside = parts[0] + '}' 

51 if len(parts) == 2: 51 ↛ 53line 51 didn't jump to line 53

52 rest = parts[1].lstrip('}') 

53 option = ( 

54 f'[width={round(rescale, 2)}\\textwidth,height={round(rescale, 2)}' 

55 '\\textheight,keepaspectratio]' 

56 ) 

57 outgoing.append(f'\\pandocbounded{ \\includegraphics{option}{inside}} {rest}') 

58 else: 

59 outgoing.append(line) 

60 modus = 'copy' 

61 rescale = NO_RESCALE 

62 else: 

63 outgoing.append(line) 

64 

65 return outgoing