Method indent

benchmark/data-min.js:773–794

(t)

		);
	}
	indent(t) {
		if ((arguments.length || (t = this.getIndentString()), t === '')) return this;
		let e =
			!this.intro ||
			this.intro.slice(-1) ===
				`
`;
		return (
			this.sources.forEach((n, i) => {
				const r = n.separator !== void 0 ? n.separator : this.separator,
					s = e || (i > 0 && /\r?\n$/.test(r));
				(n.content.indent(t, { exclude: n.indentExclusionRanges, indentStart: s }),
					(e =
						n.content.lastChar() ===
						`
`));
			}),
			this.intro &&
				(this.intro = t + this.intro.replace(/^[^\n]/gm, (n, i) => (i > 0 ? t + n : n))),
			this
		);
	}
	prepend(t) {
		return ((this.intro = t + this.intro), this);
	}