Merge pull request #1046 from xiongjiabin/master

fix bug when the number of segments is integer(line-chunk)
Turfjs · Oct 27, 2017 · cb92232 · cb92232
2 parents c4e9dba + 55137ce
commit cb92232
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/packages/turf-line-chunk/index.js b/packages/turf-line-chunk/index.js
@@ -64,7 +64,13 @@ function sliceLineSegments(line, segmentLength, units, callback) {
     // If the line is shorter than the segment length then the orginal line is returned.
     if (lineLength <= segmentLength) return callback(line);
 
-    var numberOfSegments = Math.floor(lineLength / segmentLength) + 1;
+    var numberOfSegments = lineLength / segmentLength;
+
+    // If numberOfSegments is integer, no need to plus 1
+    if (!Number.isInteger(numberOfSegments)) {
+        numberOfSegments = Math.floor(numberOfSegments) + 1;
+    }
+
     for (var i = 0; i < numberOfSegments; i++) {
         var outline = lineSliceAlong(line, segmentLength * i, segmentLength * (i + 1), {units: units});
         callback(outline, i);