@visulima/error
Version:
Error with more than just a message, stacktrace parsing.
51 lines (49 loc) • 1.52 kB
JavaScript
const binarySearch = (element, array) => {
let m = 0;
let n = array.length - 2;
while (m < n) {
const key = m + (n - m >> 1);
if (element < array[key]) {
n = key - 1;
} else if (element >= array[key + 1]) {
m = key + 1;
} else {
m = key;
break;
}
}
return m;
};
const getLineStartIndexes = (string_) => (
// eslint-disable-next-line unicorn/no-array-reduce
string_.split(/\n|\r(?!\n)/).reduce(
(accumulator, current) => {
accumulator.push(accumulator.at(-1) + current.length + 1);
return accumulator;
},
[0]
)
);
const indexToLineColumn = (input, index, options) => {
const skipChecks = options?.skipChecks ?? false;
if (!skipChecks && (!Array.isArray(input) && typeof input !== "string" || (typeof input === "string" || Array.isArray(input)) && input.length === 0)) {
return { column: 0, line: 0 };
}
if (!skipChecks && (typeof index !== "number" || typeof input === "string" && index >= input.length || Array.isArray(input) && index + 1 >= input.at(-1))) {
return { column: 0, line: 0 };
}
if (typeof input === "string") {
const startIndexesOfEachLine = getLineStartIndexes(input);
const line2 = binarySearch(index, startIndexesOfEachLine);
return {
column: index - startIndexesOfEachLine[line2] + 1,
line: line2 + 1
};
}
const line = binarySearch(index, input);
return {
column: index - input[line] + 1,
line: line + 1
};
};
export { indexToLineColumn as default };