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Use triple quotes in TOML.print when string contains newline #55084

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Jul 9, 2024
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5 changes: 3 additions & 2 deletions stdlib/TOML/src/print.jl
Original file line number Diff line number Diff line change
Expand Up @@ -101,9 +101,10 @@ function printvalue(f::MbyFunc, io::IO, value::TOMLValue, sorted::Bool)
value isa AbstractFloat ? Base.print(io, isnan(value) ? "nan" :
isinf(value) ? string(value > 0 ? "+" : "-", "inf") :
Float64(value)) : # TOML specifies IEEE 754 binary64 for float
value isa AbstractString ? (Base.print(io, "\"");
value isa AbstractString ? (qmark = Base.contains(value, "\n") ? "\"\"\"" : "\"";
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Base.print(io, qmark);
print_toml_escaped(io, value);
Base.print(io, "\"")) :
Base.print(io, qmark)) :
value isa AbstractDict ? print_inline_table(f, io, value, sorted) :
error("internal error in TOML printing, unhandled value")
end
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