many warnings cleaned up

src/pdf417/decoder/detection_result.rs

@@ -19,7 +19,7 @@ use std::{fmt::Display, rc::Rc};
 use crate::pdf417::pdf_417_common;
 
 use super::{
-    BarcodeMetadata, BoundingBox, Codeword, DetectionRXingResultColumn,
+    BarcodeMetadata, BoundingBox, Codeword,
     DetectionRXingResultColumnTrait, DetectionRXingResultRowIndicatorColumn,
 };
 
@@ -41,7 +41,7 @@ impl DetectionRXingResult {
         boundingBox: Rc<BoundingBox>,
     ) -> DetectionRXingResult {
         let mut columns = Vec::new();
-        for i in 0..(barcodeMetadata.getColumnCount() as usize + 2) {
+        for _i in 0..(barcodeMetadata.getColumnCount() as usize + 2) {
             columns.push(None);
         }
         DetectionRXingResult {

src/pdf417/decoder/detection_result_row_indicator_column.rs

@@ -14,12 +14,10 @@
  * limitations under the License.
  */
 
-use std::fmt::Display;
-
 use crate::{pdf417::pdf_417_common, ResultPoint};
 
 use super::{
-    BarcodeMetadata, BarcodeValue, BoundingBox, Codeword, DetectionRXingResultColumn,
+    BarcodeMetadata, BarcodeValue, Codeword, DetectionRXingResultColumn,
     DetectionRXingResultColumnTrait,
 };
 

src/pdf417/decoder/ec/abstract_error_correction_test_case.rs

@@ -30,6 +30,7 @@ pub fn corrupt(received: &mut [u32], howMany: u32, random: &mut rand::rngs::Thre
     }
 }
 
+#[allow(dead_code)]
 pub fn erase(received: &mut [u32], howMany: u32, random: &mut rand::rngs::ThreadRng) -> Vec<u32> {
     let mut erased = vec![false; received.len()]; //BitSet::new(received.len());
     let mut erasures = vec![0_u32; howMany as usize];

src/pdf417/decoder/ec/error_correction.rs

@@ -27,7 +27,7 @@ use lazy_static::lazy_static;
 
 lazy_static! {
   // static ref PDF417_GF : Rc<&ModulusGF> =  Rc::new(&ModulusGF::new(NUMBER_OF_CODEWORDS, 3));
-  static ref fld_interior : ModulusGF = ModulusGF::new(NUMBER_OF_CODEWORDS, 3);
+  static ref FLD_INTERIOR : ModulusGF = ModulusGF::new(NUMBER_OF_CODEWORDS, 3);
 }
 
 /**
@@ -52,7 +52,7 @@ pub fn decode<'a>(
     numECCodewords: u32,
     erasures: &mut [u32],
 ) -> Result<usize, Exceptions> {
-    let field: Rc<&'static ModulusGF> = Rc::new(&fld_interior);
+    let field: Rc<&'static ModulusGF> = Rc::new(&FLD_INTERIOR);
     let poly = ModulusPoly::new(field.clone(), received.to_vec())?;
     let mut S = vec![0u32; numECCodewords as usize];
     let mut error = false;

src/pdf417/decoder/ec/error_correction_test_case.rs

@@ -16,7 +16,7 @@
 
 use rand::Rng;
 
-use crate::{datamatrix::encoder::error_correction, Exceptions};
+use crate::{ Exceptions};
 
 use super::{
     abstract_error_correction_test_case::{corrupt, getRandom},
@@ -56,7 +56,7 @@ fn testNoError() {
 
 #[test]
 fn testExplicitError() {
-    let mut random = getRandom();
+    
     for i in 0..PDF417_TEST_WITH_EC.len() {
         // for (int i = 0; i < PDF417_TEST_WITH_EC.length; i++) {
         let mut received = PDF417_TEST_WITH_EC.clone();

src/pdf417/decoder/ec/modulus_gf.rs

@@ -16,12 +16,8 @@
 
 //public static final ModulusGF PDF417_GF = new ModulusGF(PDF417Common.NUMBER_OF_CODEWORDS, 3);
 
-use std::rc::Rc;
-
 use crate::Exceptions;
 
-use super::ModulusPoly;
-
 /**
  * <p>A field based on powers of a generator integer, modulo some modulus.</p>
  *

src/pdf417/decoder/pdf_417_decoder_test_case.rs

@@ -461,7 +461,7 @@ fn encodeDecodeWithAll(
 
 fn getEndIndex(length: u32, chars: &[char]) -> u32 {
     let decimalLength: f64 = (chars.len() as f64).log10(); //Math.log10(chars.length);
-    10_f64.powf((decimalLength * length as f64)).ceil() as u32
+    10_f64.powf(decimalLength * length as f64).ceil() as u32
     // (decimalLength*length as f64).powi(10).ceil() as u32
     // (decimalLength*length as f64).powi(10).ceil() as u32
     //  Math.ceil(Math.pow(10, decimalLength * length))