git-tweezers/lib/core/line-mapper.d.ts

Advanced git staging tool with hunk and line-level control

import type { ExtendedLineChange } from '../types/extended-diff.js';
import type { ParsedHunk } from './diff-parser.js';
export interface LineMapping {
    lineNumber: number;
    change?: ExtendedLineChange;
    isContextLine: boolean;
}
/**
 * Maps line numbers in the NEW file to their corresponding changes in the diff
 * Uses the algorithm suggested by o3: track both old and new line counters
 */
export declare class LineMapper {
    /**
     * Create a map from new file line numbers to changes
     */
    static mapNewLinesToChanges(hunk: ParsedHunk): Map<number, ExtendedLineChange>;
    /**
     * Check if a change needs its EOF newline pair
     * This happens when adding a line after a line that has no newline
     */
    static needsEOFPair(change: ExtendedLineChange, index: number, allChanges: ExtendedLineChange[]): boolean;
    /**
     * Find the corresponding change that adds newline to a no-EOL line
     */
    static findEOLFixChange(noEOLChange: ExtendedLineChange, hunk: ParsedHunk): ExtendedLineChange | null;
    /**
     * Get all changes needed for staging specific lines
     * This includes handling EOF newline dependencies
     */
    static getRequiredChanges(hunk: ParsedHunk, targetLines: Set<number>): ExtendedLineChange[];
}