singularity-forge/packages/pi-coding-agent/src/modes/interactive/components/visual-truncate.ts
ace-pm f92ee8d64c
Rename @sf-run/* → @singularity-forge/* package scope
- All 373 source files updated
- Package.json scopes in all workspace packages
- Loader workspace symlink dir updated
- RpcClient import unified from pi-coding-agent (fixes type mismatch)
- Scripts, configs, flake.nix updated
- Workspace symlinks rebuilt
2026-04-15 22:56:33 +02:00

50 lines
1.7 KiB
TypeScript

/**
* Shared utility for truncating text to visual lines (accounting for line wrapping).
* Used by both tool-execution.ts and bash-execution.ts for consistent behavior.
*/
import { Text } from "@singularity-forge/pi-tui";
export interface VisualTruncateResult {
/** The visual lines to display */
visualLines: string[];
/** Number of visual lines that were skipped (hidden) */
skippedCount: number;
}
/**
* Truncate text to a maximum number of visual lines (from the end).
* This accounts for line wrapping based on terminal width.
*
* @param text - The text content (may contain newlines)
* @param maxVisualLines - Maximum number of visual lines to show
* @param width - Terminal/render width
* @param paddingX - Horizontal padding for Text component (default 0).
* Use 0 when result will be placed in a Box (Box adds its own padding).
* Use 1 when result will be placed in a plain Container.
* @returns The truncated visual lines and count of skipped lines
*/
export function truncateToVisualLines(
text: string,
maxVisualLines: number,
width: number,
paddingX: number = 0,
): VisualTruncateResult {
if (!text) {
return { visualLines: [], skippedCount: 0 };
}
// Create a temporary Text component to render and get visual lines
const tempText = new Text(text, paddingX, 0);
const allVisualLines = tempText.render(width);
if (allVisualLines.length <= maxVisualLines) {
return { visualLines: allVisualLines, skippedCount: 0 };
}
// Take the last N visual lines
const truncatedLines = allVisualLines.slice(-maxVisualLines);
const skippedCount = allVisualLines.length - maxVisualLines;
return { visualLines: truncatedLines, skippedCount };
}