noLazyModulePathsRule.ts

const FAILURE_MESSAGE = 'Found magic `loadChildren` string. Use a function with `import` instead.';

export class Rule extends Rules.AbstractRule {
    public apply(sourceFile: SourceFile): Array<RuleFailure> {
        // ...
        // Try to fix indentation in replacement:
        const { character } = sourceFile.getLineAndCharacterOfPosition(result.getStart());
        fix = fix.replace(/\n/g, `\n${' '.repeat(character)}`);

        const replacement = new Replacement(valueNode.getStart(), valueNode.getWidth(), fix);
        return new RuleFailure(sourceFile, result.getStart(), result.getEnd(), FAILURE_MESSAGE, this.ruleName, replacement);
    }
}