add default option to strip leading chevrons

1 files changed, 11 insertions, 5 deletions

diff --git a/worker.js b/worker.js
index 4812203..b469e92 100644
--- a/worker.js
+++ b/worker.js
@@ -1,10 +1,12 @@
 import CSVParse from './csv-parse.mjs';
 
+let stripChevron = true;
+let threshold = 0;
 let ignoreLines = 0;
 let sequenceNames = [];
 
-function process(threshold, row) {
-    const name = row[0];
+function process(row) {
+    let name = row[0];
     if (name === undefined || /^\s*$/.test(name)) {
         return;
     }
@@ -12,6 +14,9 @@ function process(threshold, row) {
         ignoreLines--;
         return;
     }
+    if (stripChevron && name[0] === '>') {
+        name = name.substring(1);
+    }
     sequenceNames.push(name);
 
     let i = 0;
@@ -32,8 +37,9 @@ onmessage = e => {
     console.debug('reading file');
 
     console.debug('e.data', e.data);
-    const { ignoreHeader, threshold, file } = e.data;
-    console.debug('threshold', threshold, 'file', file);
+    stripChevron = e.data.stripChevron;
+    threshold = e.data.threshold;
+    const { ignoreHeader, file } = e.data;
 
     const reader = new FileReader();
     reader.onload = e => {
@@ -44,7 +50,7 @@ onmessage = e => {
         if (ignoreHeader) {
             ignoreLines = 1;
         }
-        parser.results.forEach(row => process(threshold, row));
+        parser.results.forEach(process);
     }
     reader.progress = e => {
         console.debug('reader.progress', e);