update devDependencies

* update rollup-config-module to adapt to .mjs-based ecosystem
* update @shinnn/eslint-config and follow its coding rules, for example tab indent
* switch from istanbul to nyc

.editorconfig

@@ -3,10 +3,13 @@ root = true
 [*]
 charset = utf-8
 end_of_line = lf
-indent_style = space
-indent_size = 2
+indent_style = tab
+tab_width = 2
 insert_final_newline = true
 trim_trailing_whitespace = true
 
+[*.{md,yml}]
+indent_style = space
+
 [*.md]
 trim_trailing_whitespace = false

.gitignore

@@ -1,2 +1,3 @@
+.nyc_output
 coverage
 node_modules

.travis.yml

@@ -1,10 +1,5 @@
-dist: trusty
-git:
-  depth: 1
 branches:
   except: /^v\d/
 language: node_js
 node_js: node
-after_script:
-  - npm install istanbul-coveralls
-  - node node_modules/.bin/istanbul-coveralls
+after_script: node_modules/.bin/nyc report --reporter=text-lcov | npx coveralls

index.js

@@ -3,30 +3,30 @@
 var arrIndexesOf = require('arr-indexes-of');
 
 function repetitionRanges(arr, value) {
-  var indexes = arrIndexesOf(arr, value);
-
-  var results = [];
-  var i = 0;
-  var start = null;
-
-  while (i < indexes.length) {
-    if (indexes[i] === indexes[i + 1] - 1) {
-      if (start === null) {
-        start = indexes[i];
-      }
-    } else if (start !== null) {
-      results.push({
-        start: start,
-        end: indexes[i]
-      });
-
-      start = null;
-    }
-
-    i += 1;
-  }
-
-  return results;
+	var indexes = arrIndexesOf(arr, value);
+
+	var results = [];
+	var i = 0;
+	var start = null;
+
+	while (i < indexes.length) {
+		if (indexes[i] === indexes[i + 1] - 1) {
+			if (start === null) {
+				start = indexes[i];
+			}
+		} else if (start !== null) {
+			results.push({
+				start: start,
+				end: indexes[i]
+			});
+
+			start = null;
+		}
+
+		i += 1;
+	}
+
+	return results;
 }
 
 module.exports = repetitionRanges;

index.mjs

@@ -0,0 +1,28 @@
+import arrIndexesOf from 'arr-indexes-of';
+
+export default function repetitionRanges(arr, value) {
+	var indexes = arrIndexesOf(arr, value);
+
+	var results = [];
+	var i = 0;
+	var start = null;
+
+	while (i < indexes.length) {
+		if (indexes[i] === indexes[i + 1] - 1) {
+			if (start === null) {
+				start = indexes[i];
+			}
+		} else if (start !== null) {
+			results.push({
+				start: start,
+				end: indexes[i]
+			});
+
+			start = null;
+		}
+
+		i += 1;
+	}
+
+	return results;
+}