Unmatched '{' error when formatting the code

[MangelMaxime]

Issue created from fantomas-online

Code

let FableSampleExpected :Changelogs = {
    Unreleased = Some {
        ChangelogData.Default with
            Fixed =
                normalizeNewline
                    """#### Python
"""
    }
    Releases = [
        Some {
            ChangelogData.Default with
                Changed =
                    normalizeNewline ""
        }
    ]
}

Result

let FableSampleExpected: Changelogs =
    { Unreleased =
        Some
            { ChangelogData.Default with
                Fixed =
                    normalizeNewline
                        """#### Python
""" }
      Releases =
        [ Some
              { ChangelogData.Default with
                  Changed = normalizeNewline "" } ] }

Problem description

Please describe here the Fantomas problem you encountered.
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Extra information

• The formatted result breaks my code.
• The formatted result gives compiler warnings.
• I or my company would be willing to help fix this.
• I would like a release if this problem is solved.

Options

Fantomas main branch at 2023-12-13T08:46:10Z - 2e2e9e0

Default Fantomas configuration

_{Did you know that you can ignore files when formatting by using a .fantomasignore file?
PS: It's unlikely that someone else will solve your specific issue, as it's something that you have a personal stake in.}

[MangelMaxime]

The problem is coming from the line """ } indenting the } makes the error go away, I am not sure why.

CleanShot.2023-12-15.at.22.39.21.mp4

[nojaf]

Thanks, this rings a bell.