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a23aa7d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | export const MAX_LOOP = 10000;
/**
* Find the first occurrence of any search string in the input string, ignoring escaped characters
* @param string - The input string to search in
* @param search - Array of strings to search for
* @param position - Optional starting position for the search
* @returns The index of the first match, or -1 if not found
* @throws {Error} If too many escape sequences are encountered (> MAX_LOOP)
* @example
* ```ts
* // Basic search
* indexOfArrayNonEscaped('a,b,c', [',']) // 1
*
* // Handles escaped characters
* indexOfArrayNonEscaped('a\\,b,c', [',']) // 4, the first comma is escaped
* ```
*/
export const indexOfArrayNonEscaped = (
string: string,
search: Array<string>,
position?: number,
): number => {
let currentPosition = position;
let maxLoop = MAX_LOOP;
do {
const all = search.map((v) => string.indexOf(v, currentPosition));
all.push(string.indexOf('\\', currentPosition));
const foundAll = all.filter((v) => v !== -1);
if (foundAll.length === 0) {
return -1;
}
const found = Math.min(...foundAll);
if (string[found] === '\\') {
currentPosition = found + 2;
maxLoop--;
} else {
return found;
}
} while (maxLoop > 0);
throw new Error('Too many escaping');
};
/**
* Find the first occurrence of any search string in the input string, respecting brackets and quotes
* @param string - The input string to search in
* @param search - Array of strings to search for
* @param position - Optional starting position for the search
* @returns The index of the first match, or -1 if not found
* @throws {Error} If too many escape sequences are encountered (> MAX_LOOP)
* @example
* ```ts
* // Basic search
* indexOfArrayWithBracketAndQuoteSupport('a,b,c', [',']) // 1
*
* // Respects brackets - won't match inside ()
* indexOfArrayWithBracketAndQuoteSupport('(a,b),c', [',']) // 4, ignores the comma inside ()
*
* // Respects quotes - won't match inside quotes
* indexOfArrayWithBracketAndQuoteSupport('"a,b",c', [',']) // 4, ignores the comma inside quotes
* indexOfArrayWithBracketAndQuoteSupport("'a,b',c", [',']) // 4, ignores the comma inside quotes
*
* // Handles escaped characters
* indexOfArrayWithBracketAndQuoteSupport('a\\,b,c', [',']) // 4, the first comma is escaped
* ```
*/
export const indexOfArrayWithBracketAndQuoteSupport = (
string: string,
search: Array<string>,
position?: number,
): number => {
let currentSearchPosition = position;
let maxLoop = MAX_LOOP;
do {
const all = search.map((v) => string.indexOf(v, currentSearchPosition));
all.push(string.indexOf('(', currentSearchPosition));
all.push(string.indexOf('"', currentSearchPosition));
all.push(string.indexOf("'", currentSearchPosition));
all.push(string.indexOf('\\', currentSearchPosition));
const foundAll = all.filter((v) => v !== -1);
if (foundAll.length === 0) {
return -1;
}
const firstMatchPos = Math.min(...foundAll);
const char = string[firstMatchPos];
switch (char) {
case '\\':
currentSearchPosition = firstMatchPos + 2;
break;
case '(':
{
const endPosition = indexOfArrayWithBracketAndQuoteSupport(
string,
[')'],
firstMatchPos + 1,
);
if (endPosition === -1) {
return -1;
}
currentSearchPosition = endPosition + 1;
}
break;
case '"':
{
const endQuotePosition = indexOfArrayNonEscaped(
string,
['"'],
firstMatchPos + 1,
);
if (endQuotePosition === -1) {
return -1;
}
currentSearchPosition = endQuotePosition + 1;
}
break;
case "'":
{
const endQuotePosition = indexOfArrayNonEscaped(
string,
["'"],
firstMatchPos + 1,
);
if (endQuotePosition === -1) {
return -1;
}
currentSearchPosition = endQuotePosition + 1;
}
break;
default:
return firstMatchPos;
}
maxLoop--;
} while (maxLoop > 0);
throw new Error('Too many escaping');
};
/**
* Split a string by search tokens, respecting brackets and quotes
* @example
* ```ts
* splitWithBracketAndQuoteSupport('a,b', [',']) // ['a', 'b']
* splitWithBracketAndQuoteSupport('a,(b,c)', [',']) // ['a', '(b,c)']
* splitWithBracketAndQuoteSupport('a,"b,c"', [',']) // ['a', '"b,c"']
* splitWithBracketAndQuoteSupport("a,'b,c'", [',']) // ['a', "'b,c'"]
* ```
*/
export const splitWithBracketAndQuoteSupport = (
string: string,
search: Array<string>,
): Array<string> => {
const result: Array<string> = [];
let currentPosition = 0;
while (currentPosition < string.length) {
const index = indexOfArrayWithBracketAndQuoteSupport(
string,
search,
currentPosition,
);
if (index === -1) {
result.push(string.substring(currentPosition));
return result;
}
result.push(string.substring(currentPosition, index));
currentPosition = index + 1;
}
return result;
};
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