User:Belove/AOM Sample Rename Patterns: Difference between revisions
		
		
		
		
		
		Jump to navigation
		Jump to search
		
				
		
		
	
|  (→replacegreedy() / replacegreedyi():  fixed bug that could produce incorrect results when length(find) <> 2) | m (→replacegreedy() / replacegreedyi():  slightly more efficient) | ||
| Line 73: | Line 73: | ||
| 				copy(param1, replacegreedy_text_pos, 1) _ | 				copy(param1, replacegreedy_text_pos, 1) _ | ||
| 			) + _ | 			) + _ | ||
| 			set('replacegreedy_new_text_len', length(replacegreedy_new_text)) + _ | |||
| 			set('replacegreedy_text_found', _ | 			set('replacegreedy_text_found', _ | ||
| 				copy(replacegreedy_new_text, _ | 				copy(replacegreedy_new_text, _ | ||
| 					( | 					(replacegreedy_new_text_len - replacegreedy_find_len) + 1, _ | ||
| 					replacegreedy_find_len _ | 					replacegreedy_find_len _ | ||
| 				) _ | 				) _ | ||
| Line 83: | Line 84: | ||
| 					starti(replacegreedy_text_found, param2) _ | 					starti(replacegreedy_text_found, param2) _ | ||
| 				), _ | 				), _ | ||
| 				set('replacegreedy_new_text', _ | 				set('replacegreedy_new_text', _ | ||
| 					if(replacegreedy_new_text_len <> replacegreedy_find_len, _ | 					if(replacegreedy_new_text_len <> replacegreedy_find_len, _ | ||
Revision as of 23:16, 17 January 2016
AOM Sample Rename Patterns
Tested with AOM 0.5.18.276
replacerepeat_()
Recursive replacement for replacerepeat()
replacerepeat_(text, find, replace)
// replacerepeat_(text, find, replace)
//     -- Repeatedly replaces 'find' in 'text' with 'replace', until 'text'
//     stops changing.  (Substitutes for built-in replacerepeat(), which is not
//     working.)
function('replacerepeat_', _
	set('replacerepeat_new_text', _
		replace(param1, param2, param3) _
	) + _
	if(replacerepeat_new_text<>param1, _
		replacerepeat_(replacerepeat_new_text, param2, param3), _
		replacerepeat_new_text _
	) _
)
| Example usage | Output | 
|---|---|
| replacerepeat_('1a2aa5aaaaa8aAaAaAaA', 'aa', 'a') | 1a2a5a8aAaAaAaA | 
| replacerepeat_('[1 2  5     8        ]', '  ', ' ') | [1 2 5 8 ] | 
replacegreedy() / replacegreedyi()
Non-recursive, single-pass replacements for replacerepeat().
replacegreedy(text, find, replace)
replacegreedyi(text, find, replace) case-insensitive version
// replacegreedy(text, find, replace)
//     -- Replaces all occurrences of 'find' in 'text' with 'replace' using a
//     rolling window approach that results in the replacement of occurrences
//     that existed in the original text (like the built-in replace() function)
//     as well as any new occurrences that emerge as a result of the
//     replacements made.  (Substitutes for built-in replacerepeat(), which is
//     not working.)
function('replacegreedy', _
	set('replacegreedy_casesensitive', True) + _
	replacegreedy_internal(param1, param2, param3) _
)
// replacegreedyi(text, find, replace)
//     -- Case-insensitive version of replacegreedy()
function('replacegreedyi', _
	set('replacegreedy_casesensitive', False) + _
	replacegreedy_internal(param1, param2, param3) _
)
// replacegreedy_internal(text, find, replace)
//     -- Do not call directly; called from replacegreedy() / replacegreedyi()
function('replacegreedy_internal', _
	set('replacegreedy_text_len', length(param1)) + _
	set('replacegreedy_find_len', length(param2)) + _
	if((replacegreedy_text_len < replacegreedy_find_len) OR (replacegreedy_text_len = 0), _
		param1, _
		set('replacegreedy_new_text', limit(param1, replacegreedy_find_len - 1)) + _
		for('replacegreedy_text_pos', replacegreedy_find_len, replacegreedy_text_len, _
			set('replacegreedy_new_text', _
				replacegreedy_new_text + _
				copy(param1, replacegreedy_text_pos, 1) _
			) + _
			set('replacegreedy_new_text_len', length(replacegreedy_new_text)) + _
			set('replacegreedy_text_found', _
				copy(replacegreedy_new_text, _
					(replacegreedy_new_text_len - replacegreedy_find_len) + 1, _
					replacegreedy_find_len _
				) _
			) + _
 			if(if(replacegreedy_casesensitive, _
					start(replacegreedy_text_found, param2), _
					starti(replacegreedy_text_found, param2) _
				), _
				set('replacegreedy_new_text', _
					if(replacegreedy_new_text_len <> replacegreedy_find_len, _
						limit(replacegreedy_new_text, _
							replacegreedy_new_text_len - replacegreedy_find_len _
						) + param3, _
						replacegreedy_text_found _
					) _
				) _
			) _
		) + _
		replacegreedy_new_text _
	) _
)
| Example usage | Output | 
|---|---|
| replacegreedy('1a2aa5aaaaa8aAaAaAaA', 'aa', 'a') | 1a2a5a8aAaAaAaA | 
| replacegreedyi('1a2aa5aaaaa8aAaAaAaA', 'aa', 'a') | 1a2a5a8a | 
| replacegreedy('[1 2  5     8        ]', '  ', ' ') | [1 2 5 8 ] |