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Remove dc_arr_to_string function that was used only once

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This commit is contained in:
Alexander Krotov
2019-07-23 02:56:50 +03:00
committed by holger krekel
parent afcf48f833
commit 648d3d78aa
3 changed files with 8 additions and 40 deletions
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22
src/dc_array.rs
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@@ -379,28 +379,6 @@ pub unsafe fn dc_array_get_string(
to_cstring(res)
}
/// return comma-separated value-string from integer array
pub unsafe fn dc_arr_to_string(arr: *const uint32_t, cnt: libc::c_int) -> *mut libc::c_char {
if arr.is_null() || cnt == 0 {
return dc_strdup(b"\x00" as *const u8 as *const libc::c_char);
}
let slice = std::slice::from_raw_parts(arr, cnt as usize);
let res = slice.iter().enumerate().fold(
String::with_capacity(2 * cnt as usize),
|mut res, (i, n)| {
if i == 0 {
res += &n.to_string();
} else {
res += ",";
res += &n.to_string();
}
res
},
);
to_cstring(res)
}
#[cfg(test)]
mod tests {
use super::*;