You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
22 lines
733 B
22 lines
733 B
/** |
|
* Tracks newlines during parsing in order to provide an efficient API for |
|
* determining the one-indexed `{ line, col }` position for any offset |
|
* within the input. |
|
*/ |
|
export declare class LineCounter { |
|
lineStarts: number[]; |
|
/** |
|
* Should be called in ascending order. Otherwise, call |
|
* `lineCounter.lineStarts.sort()` before calling `linePos()`. |
|
*/ |
|
addNewLine: (offset: number) => number; |
|
/** |
|
* Performs a binary search and returns the 1-indexed { line, col } |
|
* position of `offset`. If `line === 0`, `addNewLine` has never been |
|
* called or `offset` is before the first known newline. |
|
*/ |
|
linePos: (offset: number) => { |
|
line: number; |
|
col: number; |
|
}; |
|
}
|
|
|