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

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Merged
merged 4 commits into from
Jul 9, 2024
Merged

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

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74100d9
Use triple quotes in TOML.print when string contains newline
palday Jul 8, 2024
8cbf6f1
add test
palday Jul 8, 2024
8cf489c
Update stdlib/TOML/src/print.jl
palday Jul 8, 2024
ab7306e
Update stdlib/TOML/test/print.jl
palday Jul 9, 2024
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5 changes: 3 additions & 2 deletions stdlib/TOML/src/print.jl
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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") ? "\"\"\"" : "\"";
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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10 changes: 10 additions & 0 deletions stdlib/TOML/test/print.jl
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Expand Up @@ -195,3 +195,13 @@ LocalPkg = {path = "LocalPkg"}
"""
@test toml_str(d; sorted=true, inline_tables) == s
@test roundtrip(s)

# multiline strings (#55083)
s = """
a = \"\"\"lorem ipsum



alpha\"\"\"
"""
@test roundtrip(s)