Function trimEmptyLines

src/integrations/misc/indentation-reader.ts:171–180

* Trim empty lines from the front and back of a line array.

(lines: LineRecord[])

 * Trim empty lines from the front and back of a line array.
 */
function trimEmptyLines(lines: LineRecord[]): void {
	// Trim from front
	while (lines.length > 0 && lines[0].isBlank) {
		lines.shift()
	}
	// Trim from back
	while (lines.length > 0 && lines[lines.length - 1].isBlank) {
		lines.pop()
	}
}

/**
 * Find the file header (imports, top-level comments, etc.).