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move applicable copy_from_slice to copy_within

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Henry Schimke
2022-12-30 09:00:53 -06:00
parent 4f7478245a
commit a345a27b78
6 changed files with 13 additions and 13 deletions
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4
src/oned/code_128_reader.rs
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@@ -405,8 +405,8 @@ impl Code128Reader {
return Ok([patternStart, i, bestMatch as usize]); return Ok([patternStart, i, bestMatch as usize]);
} }
patternStart += (counters[0] + counters[1]) as usize; patternStart += (counters[0] + counters[1]) as usize;
let slc = &counters[2..(counterPosition - 1 + 2)].to_vec();
counters[0..(counterPosition - 1)].copy_from_slice(slc); counters.copy_within(2..(counterPosition - 1 + 2), 0);
// System.arraycopy(counters, 2, counters, 0, counterPosition - 1); // System.arraycopy(counters, 2, counters, 0, counterPosition - 1);
counters[counterPosition - 1] = 0; counters[counterPosition - 1] = 0;
counters[counterPosition] = 0; counters[counterPosition] = 0;

4
src/oned/code_93_reader.rs
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@@ -171,8 +171,8 @@ impl Code93Reader {
return Ok([patternStart, i]); return Ok([patternStart, i]);
} }
patternStart += (theCounters[0] + theCounters[1]) as usize; patternStart += (theCounters[0] + theCounters[1]) as usize;
let slc = &theCounters[2..(counterPosition - 1 + 2)].to_vec();
theCounters[0..(counterPosition - 1)].copy_from_slice(slc); theCounters.copy_within(2..(counterPosition - 1 + 2), 0);
// System.arraycopy(theCounters, 2, theCounters, 0, counterPosition - 1); // System.arraycopy(theCounters, 2, theCounters, 0, counterPosition - 1);
theCounters[counterPosition - 1] = 0; theCounters[counterPosition - 1] = 0;
theCounters[counterPosition] = 0; theCounters[counterPosition] = 0;

4
src/oned/itf_reader.rs
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@@ -384,8 +384,8 @@ impl ITFReader {
return Ok([patternStart, x]); return Ok([patternStart, x]);
} }
patternStart += (counters[0] + counters[1]) as usize; patternStart += (counters[0] + counters[1]) as usize;
let slc = &counters[2..(counterPosition - 1 + 2)].to_vec();
counters[..(counterPosition - 1)].copy_from_slice(slc); counters.copy_within(2..(counterPosition - 1 + 2), 0);
// System.arraycopy(counters, 2, counters, 0, counterPosition - 1); // System.arraycopy(counters, 2, counters, 0, counterPosition - 1);
counters[counterPosition - 1] = 0; counters[counterPosition - 1] = 0;
counters[counterPosition] = 0; counters[counterPosition] = 0;

4
src/oned/rss/expanded/rss_expanded_reader.rs
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@@ -803,8 +803,8 @@ impl RSSExpandedReader {
// Make 'counters' hold 1-4 // Make 'counters' hold 1-4
let mut counters = self.decodeFinderCounters; let mut counters = self.decodeFinderCounters;
let slc = counters[..counters.len() - 1].to_vec(); let counters_len = counters.len();
counters[1..].copy_from_slice(&slc); counters.copy_within(..counters_len - 1, 1);
// System.arraycopy(counters, 0, counters, 1, counters.length - 1); // System.arraycopy(counters, 0, counters, 1, counters.length - 1);
counters[0] = firstCounter as u32; counters[0] = firstCounter as u32;

6
src/oned/rss/rss_14_reader.rs
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@@ -464,10 +464,10 @@ impl RSS14Reader {
} }
firstElementStart += 1; firstElementStart += 1;
let firstCounter = startEnd[0] - firstElementStart as usize; let firstCounter = startEnd[0] - firstElementStart as usize;
let mut counters = &mut self.decodeFinderCounters; let counters = &mut self.decodeFinderCounters;
let counter_len = counters.len(); let counter_len = counters.len();
let slc = counters[0..counter_len - 1].to_vec();
counters[1..counter_len].copy_from_slice(&slc); counters.copy_within(..counter_len - 1, 1);
// Make 'counters' hold 1-4 // Make 'counters' hold 1-4
// let counters = self.getDecodeFinderCounters(); // let counters = self.getDecodeFinderCounters();
// System.arraycopy(counters, 0, counters, 1, counters.length - 1); // System.arraycopy(counters, 0, counters, 1, counters.length - 1);

4
src/oned/upc_ean_reader.rs
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@@ -442,8 +442,8 @@ pub trait UPCEANReader: OneDReader {
return Ok([patternStart, x]); return Ok([patternStart, x]);
} }
patternStart += (counters[0] + counters[1]) as usize; patternStart += (counters[0] + counters[1]) as usize;
let slc = &counters[2..(counterPosition - 1 + 2)].to_vec();
counters[..(counterPosition - 1)].copy_from_slice(slc); counters.copy_within(2..(counterPosition - 1 + 2), 0);
// System.arraycopy(counters, 2, counters, 0, counterPosition - 1); // System.arraycopy(counters, 2, counters, 0, counterPosition - 1);
counters[counterPosition - 1] = 0; counters[counterPosition - 1] = 0;
counters[counterPosition] = 0; counters[counterPosition] = 0;