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Regex: Update to capture group logic

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Currently doesn't support the overlay method for regex scripts. That
will have to be added in a future commit.

People can refer to capture groups using $1, $2, etc. {{match}} gets
aliased to $1.

Signed-off-by: kingbri <bdashore3@proton.me>
This commit is contained in:
kingbri
2024-01-06 00:30:25 -05:00
parent 2bea90a264
commit a0a69e357d
1 changed files with 16 additions and 13 deletions
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29
public/scripts/extensions/regex/engine.js
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@ -109,19 +109,22 @@ function runRegexScript(regexScript, rawString, { characterOverride } = {}) {
return newString; return newString;
} }
newString = rawString.replace(findRegex, (fencedMatch) => { // Run replacement. Currently does not support the Overlay strategy
let trimFencedMatch = filterString(fencedMatch, regexScript.trimStrings, { characterOverride }); newString = rawString.replace(findRegex, function(match) {
const args = [...arguments];
const replaceString = regexScript.replaceString.replace('{{match}}', '$1');
const replaceWithGroups = replaceString.replaceAll(/\$(\d)+/g, (_, num) => {
// match is found here
const match = args[Number(num)];
const filteredMatch = filterString(match, regexScript.trimStrings, { characterOverride });
const subReplaceString = substituteRegexParams( // TODO: Handle overlay here
regexScript.replaceString,
trimFencedMatch,
{
characterOverride,
replaceStrategy: regexScript.replaceStrategy ?? regex_replace_strategy.REPLACE,
},
);
return subReplaceString; return filteredMatch;
});
// Substitute at the end
return substituteParams(replaceWithGroups);
}); });
return newString; return newString;
@ -136,10 +139,10 @@ function runRegexScript(regexScript, rawString, { characterOverride } = {}) {
*/ */
function filterString(rawString, trimStrings, { characterOverride } = {}) { function filterString(rawString, trimStrings, { characterOverride } = {}) {
let finalString = rawString; let finalString = rawString;
trimStrings.forEach((trimString) => { for (const trimString of trimStrings) {
const subTrimString = substituteParams(trimString, undefined, characterOverride); const subTrimString = substituteParams(trimString, undefined, characterOverride);
finalString = finalString.replaceAll(subTrimString, ''); finalString = finalString.replaceAll(subTrimString, '');
}); }
return finalString; return finalString;
} }