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builtin(str): implement withCapacity

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Signed-off-by: Prajwal S N <prajwalnadig21@gmail.com>
This commit is contained in:
Prajwal S N 2022-10-07 18:48:24 +05:30
parent f0786121fb
commit 9013e4ce11
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11 changed files with 59 additions and 2 deletions
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28
crates/compiler/test_gen/src/gen_str.rs
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@ -1930,3 +1930,31 @@ fn when_on_strings() {
i64
);
}
#[test]
#[cfg(any(feature = "gen-llvm", feature = "gen-wasm"))]
fn with_capacity() {
assert_evals_to!(
indoc!(
r#"
Str.withCapacity 10
"#
),
RocStr::from(""),
RocStr
);
}
#[test]
#[cfg(any(feature = "gen-llvm", feature = "gen-wasm"))]
fn with_capacity_concat() {
assert_evals_to!(
indoc!(
r#"
Str.withCapacity 10 |> Str.concat "Forty-two"
"#
),
RocStr::from("Forty-two"),
RocStr
);
}