replace jest with ava

node_modules/ava/lib/line-numbers.js

@@ -0,0 +1,64 @@
+'use strict';
+
+const micromatch = require('micromatch');
+const flatten = require('lodash/flatten');
+
+const NUMBER_REGEX = /^\d+$/;
+const RANGE_REGEX = /^(?<startGroup>\d+)-(?<endGroup>\d+)$/;
+const LINE_NUMBERS_REGEX = /^(?:\d+(?:-\d+)?,?)+$/;
+const DELIMITER = ':';
+
+const distinctArray = array => [...new Set(array)];
+const sortNumbersAscending = array => {
+	const sorted = [...array];
+	sorted.sort((a, b) => a - b);
+	return sorted;
+};
+
+const parseNumber = string => Number.parseInt(string, 10);
+const removeAllWhitespace = string => string.replace(/\s/g, '');
+const range = (start, end) => new Array(end - start + 1).fill(start).map((element, index) => element + index);
+
+const parseLineNumbers = suffix => sortNumbersAscending(distinctArray(flatten(
+	suffix.split(',').map(part => {
+		if (NUMBER_REGEX.test(part)) {
+			return parseNumber(part);
+		}
+
+		const {groups: {startGroup, endGroup}} = RANGE_REGEX.exec(part);
+		const start = parseNumber(startGroup);
+		const end = parseNumber(endGroup);
+
+		if (start > end) {
+			return range(end, start);
+		}
+
+		return range(start, end);
+	})
+)));
+
+function splitPatternAndLineNumbers(pattern) {
+	const parts = pattern.split(DELIMITER);
+	if (parts.length === 1) {
+		return {pattern, lineNumbers: null};
+	}
+
+	const suffix = removeAllWhitespace(parts.pop());
+	if (!LINE_NUMBERS_REGEX.test(suffix)) {
+		return {pattern, lineNumbers: null};
+	}
+
+	return {pattern: parts.join(DELIMITER), lineNumbers: parseLineNumbers(suffix)};
+}
+
+exports.splitPatternAndLineNumbers = splitPatternAndLineNumbers;
+
+function getApplicableLineNumbers(normalizedFilePath, filter) {
+	return sortNumbersAscending(distinctArray(flatten(
+		filter
+			.filter(({pattern, lineNumbers}) => lineNumbers && micromatch.isMatch(normalizedFilePath, pattern))
+			.map(({lineNumbers}) => lineNumbers)
+	)));
+}
+
+exports.getApplicableLineNumbers = getApplicableLineNumbers;