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| import re | |
| import string | |
| from enum import Enum | |
| from typing import List, Union | |
| class Cases(Enum): # Reference: https://stackoverflow.com/a/54330161 | |
| Camel = 1 | |
| Snake = 2 | |
| Kebab = 3 | |
| Flat = 4 | |
| Macro = 5 | |
| Cobol = 6 | |
| Pascal = 7 | |
| Plain = 8 | |
| Custom = 9 | |
| # Aliases | |
| Caterpillar = 3 | |
| Hyphen = 3 | |
| Spinal = 3 | |
| Dash = 3 | |
| Lisp = 3 | |
| Css = 3 | |
| C = 2 | |
| Lower = 2 | |
| Upper = 5 | |
| Train = 6 | |
| CapitalCamel = 7 | |
| Sentence = 8 | |
| class FromCase(list): | |
| def __init__(self, text: str, case: Cases, delimiter: str = ' ', preserve_punctuation: bool = False) -> List[str]: | |
| removables = string.punctuation if not preserve_punctuation else '' | |
| normalizedText = text.translate(str.maketrans('', '', removables.replace(delimiter, ''))) | |
| if case in ([Cases.Camel, Cases.Pascal]): | |
| wordList = re.findall('^[a-z]+|[A-Z][^A-Z]*', normalizedText) | |
| elif case in ([Cases.Snake, Cases.Macro]): | |
| wordList = normalizedText.split('_') | |
| elif case in ([Cases.Kebab, Cases.Cobol]): | |
| wordList = normalizedText.split('-') | |
| elif case is Cases.Plain: | |
| wordList = normalizedText.split() | |
| elif case is Cases.Custom: | |
| wordList = normalizedText.split(delimiter) | |
| else: | |
| raise Exception("Case not supported") | |
| super().__init__(wordList) | |
| class Convert(str): | |
| def __new__(cls, text: Union[str, List[str], FromCase], case: Cases = Cases.Camel, delimiter: Optional[str] = ' ') -> str: | |
| if isinstance(text, str): | |
| text = FromCase(text, Cases.Plain) | |
| # Lowercases string, replaces spaces with nothing, removes element if it is empty | |
| words = [word for word in [word.lower().replace(' ', '') for word in text] if word] | |
| if case is Cases.Camel: | |
| convertedStr = words[0] + ''.join([word.capitalize() for word in words[1:]]) | |
| elif case is Cases.Snake: | |
| convertedStr = '_'.join(words) | |
| elif case is Cases.Kebab: | |
| convertedStr = '-'.join(words) | |
| elif case is Cases.Flat: | |
| convertedStr = ''.join(words) | |
| elif case is Cases.Macro: | |
| convertedStr = '_'.join(words).upper() | |
| elif case is Cases.Cobol: | |
| convertedStr = '-'.join(words).upper() | |
| elif case is Cases.Pascal: | |
| convertedStr = ''.join(words).title() | |
| elif case is Cases.Plain: | |
| convertedStr = words[0].capitalize() + ' ' + ' '.join(words[1:]) | |
| elif case is Cases.Custom: | |
| convertedStr = delimiter.join(words) | |
| else: | |
| raise Exception("Case not recognised") | |
| return super().__new__(cls, convertedStr) |
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| from CaseConverter import Convert, Cases, FromCase | |
| # Convert a sentence to snake case | |
| Convert("This is a cry for help", Cases.Snake) # this_is_a_cry_for_help | |
| # Supports other languages too! | |
| Convert("Конец близок", Cases.Kebab) # конец-близок | |
| # Convert a list of words to camel case | |
| Convert(["The", "fog", "is", "coming"], Cases.Camel) # theFogIsComing | |
| # Convert to a custom case (delimiter required) | |
| Convert("What do the numbers mean, Mason?", Cases.Custom, delimiter="|") # what|do|the|numbers|mean|mason | |
| # Convert from one case to another | |
| Convert(FromCase("ItWasAllAMistake", Cases.Pascal), Cases.Cobol) # IT-WAS-ALL-A-MISTAKE | |
| # Convert from a custom case (delimiter necessary) to another case | |
| Convert(FromCase("ratio+L+cope", Cases.Custom, '+'), Cases.Custom, '~') # ratio~l~cope |
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