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This commit is contained in:
Henry Schimke
2022-08-23 15:23:29 -05:00
parent ce1574b83e
commit 3d9af8e621
2 changed files with 7 additions and 8 deletions
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3
src/common/reedsolomon/ReedSolomonTestCase.rs
View File

@@ -523,8 +523,7 @@ use super::{ReedSolomonEncoder, GenericGF, ReedSolomonDecoder};
// break;
// }
if (i < maxErrors) {
assertDataEquals("Decode in " + field + " (" + dataWords.len() + ',' + ecWords.len() + ") failed at " +
i + " errors",
assertDataEquals(format!("Decode in {} ({},{}) failed at {} errors",field, dataWords.len(),ecWords.len(),i),
dataWords,
message);
}

12
src/common/reedsolomon/mod.rs
View File

@@ -188,7 +188,7 @@ impl GenericGF {
* @return base 2 log of a in GF(size)
*/
pub fn log(&self, a: usize) -> Result<usize, IllegalArgumentException> {
if (a == 0) {
if a == 0 {
return Err(IllegalArgumentException::new(""));
}
return Ok(self.logTable[a]);
@@ -209,7 +209,7 @@ impl GenericGF {
* @return product of a and b in GF(size)
*/
pub fn multiply(&self, a: usize, b: usize) -> usize {
if (a == 0 || b == 0) {
if a == 0 || b == 0 {
return 0;
}
return self.expTable[(self.logTable[a] + self.logTable[b]) % (self.size - 1)];
@@ -284,7 +284,7 @@ impl GenericGFPoly {
field: Box<GenericGF>,
coefficients: &Vec<i32>,
) -> Result<Self, IllegalArgumentException> {
if (coefficients.len() == 0) {
if coefficients.len() == 0 {
return Err(IllegalArgumentException::new(""));
}
Ok(Self {
@@ -346,12 +346,12 @@ impl GenericGFPoly {
/**
* @return evaluation of this polynomial at a given point
*/
pub fn evaluateAt(&self, a: usize) -> usize {
if (a == 0) {
pub fn evaluateAt(&self, a: usize) -> i32 {
if a == 0 {
// Just return the x^0 coefficient
return self.getCoefficient(0);
}
if (a == 1) {
if a == 1 {
// Just the sum of the coefficients
let mut result = 0;
for coefficient in self.coefficients {