diff --git a/re_test.go b/re_test.go
index f667e82..20cf847 100644
--- a/re_test.go
+++ b/re_test.go
@@ -8,107 +8,107 @@ import (
 var reTests = []struct {
 	re     string
 	str    string
-	result []matchIndex
+	result []MatchIndex
 }{
-	{"a", "abc", []matchIndex{{0, 1}}},
-	{"a", "bca", []matchIndex{{2, 3}}},
-	{"l", "ggllgg", []matchIndex{{2, 3}, {3, 4}}},
-	{"(b|c)", "abdceb", []matchIndex{{1, 2}, {3, 4}, {5, 6}}},
-	{"a+", "brerereraaaaabbbbb", []matchIndex{{8, 13}}},
-	{"ab+", "qweqweqweaqweqweabbbbbr", []matchIndex{{16, 22}}},
-	{"(b|c|A)", "ooaoobocA", []matchIndex{{5, 6}, {7, 8}, {8, 9}}},
-	{"ab*", "a", []matchIndex{{0, 1}}},
-	{"ab*", "abb", []matchIndex{{0, 3}}},
-	{"a*b", "aaab", []matchIndex{{0, 4}}},
-	{"a*b", "qwqw", []matchIndex{}},
-	{"(abc)*", "abcabcabc", []matchIndex{{0, 9}, {9, 9}}},
-	{"((abc)|(def))*", "abcdef", []matchIndex{{0, 6}, {6, 6}}},
-	{"(abc)*|(def)*", "abcdef", []matchIndex{{0, 3}, {3, 6}, {6, 6}}},
-	{"b*a*a", "bba", []matchIndex{{0, 3}}},
-	{"(ab)+", "abcabddd", []matchIndex{{0, 2}, {3, 5}}},
-	{"a(b(c|d)*)*", "abccbd", []matchIndex{{0, 6}}},
-	{"a(b|c)*d+", "abccdd", []matchIndex{{0, 6}}},
-	{"a*", "", []matchIndex{{0, 0}}},
-	{"a|b", "c", []matchIndex{}},
-	{"(a|b)*c", "aabbc", []matchIndex{{0, 5}}},
-	{"a(b|b)", "ab", []matchIndex{{0, 2}}},
-	{"a*", "aaaaaaaa", []matchIndex{{0, 8}, {8, 8}}},
+	{"a", "abc", []MatchIndex{{0, 1}}},
+	{"a", "bca", []MatchIndex{{2, 3}}},
+	{"l", "ggllgg", []MatchIndex{{2, 3}, {3, 4}}},
+	{"(b|c)", "abdceb", []MatchIndex{{1, 2}, {3, 4}, {5, 6}}},
+	{"a+", "brerereraaaaabbbbb", []MatchIndex{{8, 13}}},
+	{"ab+", "qweqweqweaqweqweabbbbbr", []MatchIndex{{16, 22}}},
+	{"(b|c|A)", "ooaoobocA", []MatchIndex{{5, 6}, {7, 8}, {8, 9}}},
+	{"ab*", "a", []MatchIndex{{0, 1}}},
+	{"ab*", "abb", []MatchIndex{{0, 3}}},
+	{"a*b", "aaab", []MatchIndex{{0, 4}}},
+	{"a*b", "qwqw", []MatchIndex{}},
+	{"(abc)*", "abcabcabc", []MatchIndex{{0, 9}, {9, 9}}},
+	{"((abc)|(def))*", "abcdef", []MatchIndex{{0, 6}, {6, 6}}},
+	{"(abc)*|(def)*", "abcdef", []MatchIndex{{0, 3}, {3, 6}, {6, 6}}},
+	{"b*a*a", "bba", []MatchIndex{{0, 3}}},
+	{"(ab)+", "abcabddd", []MatchIndex{{0, 2}, {3, 5}}},
+	{"a(b(c|d)*)*", "abccbd", []MatchIndex{{0, 6}}},
+	{"a(b|c)*d+", "abccdd", []MatchIndex{{0, 6}}},
+	{"a*", "", []MatchIndex{{0, 0}}},
+	{"a|b", "c", []MatchIndex{}},
+	{"(a|b)*c", "aabbc", []MatchIndex{{0, 5}}},
+	{"a(b|b)", "ab", []MatchIndex{{0, 2}}},
+	{"a*", "aaaaaaaa", []MatchIndex{{0, 8}, {8, 8}}},
 
-	{"ab?", "ab", []matchIndex{{0, 2}}},
-	{"a?b", "ab", []matchIndex{{0, 2}}},
-	{"a?", "", []matchIndex{{0, 0}}},
-	{"a?b?c", "a", []matchIndex{}},
-	{"a?b?c?", "ab", []matchIndex{{0, 2}, {2, 2}}},
-	{"a?b?c?", "ac", []matchIndex{{0, 2}, {2, 2}}},
-	{"a?b?c", "abc", []matchIndex{{0, 3}}},
-	{"a?b?c", "acb", []matchIndex{{0, 2}}},
+	{"ab?", "ab", []MatchIndex{{0, 2}}},
+	{"a?b", "ab", []MatchIndex{{0, 2}}},
+	{"a?", "", []MatchIndex{{0, 0}}},
+	{"a?b?c", "a", []MatchIndex{}},
+	{"a?b?c?", "ab", []MatchIndex{{0, 2}, {2, 2}}},
+	{"a?b?c?", "ac", []MatchIndex{{0, 2}, {2, 2}}},
+	{"a?b?c", "abc", []MatchIndex{{0, 3}}},
+	{"a?b?c", "acb", []MatchIndex{{0, 2}}},
 
-	{"[abc]", "defadefbdefce", []matchIndex{{3, 4}, {7, 8}, {11, 12}}},
-	{"[ab]c", "ab", []matchIndex{}},
-	{"g[ab]c", "gac", []matchIndex{{0, 3}}},
-	{"g[ab]c", "gbc", []matchIndex{{0, 3}}},
-	{"g[ab]c", "gc", []matchIndex{}},
-	{"g[ab]c", "gfc", []matchIndex{}},
-	{"[ab]*", "aabbbabaababab", []matchIndex{{0, 14}, {14, 14}}},
-	{"[ab]+", "aabbbablaababab", []matchIndex{{0, 7}, {8, 15}}},
-	{"[Ff]r[Uu]it", "fruit", []matchIndex{{0, 5}}},
-	{"[Ff]r[Uu]it", "FrUit", []matchIndex{{0, 5}}},
-	{"[Ff]r[Uu|]it", "Fr|it", []matchIndex{{0, 5}}},
-	{"[Ff]r([Uu]|[pP])it", "Frpit", []matchIndex{{0, 5}}},
-	{"[Ff]r[Uu]|[pP]it", "Frpit", []matchIndex{{2, 5}}},
-	{"[a-zA-Z]+", "Hello, how is it going?", []matchIndex{{0, 5}, {7, 10}, {11, 13}, {14, 16}, {17, 22}}},
+	{"[abc]", "defadefbdefce", []MatchIndex{{3, 4}, {7, 8}, {11, 12}}},
+	{"[ab]c", "ab", []MatchIndex{}},
+	{"g[ab]c", "gac", []MatchIndex{{0, 3}}},
+	{"g[ab]c", "gbc", []MatchIndex{{0, 3}}},
+	{"g[ab]c", "gc", []MatchIndex{}},
+	{"g[ab]c", "gfc", []MatchIndex{}},
+	{"[ab]*", "aabbbabaababab", []MatchIndex{{0, 14}, {14, 14}}},
+	{"[ab]+", "aabbbablaababab", []MatchIndex{{0, 7}, {8, 15}}},
+	{"[Ff]r[Uu]it", "fruit", []MatchIndex{{0, 5}}},
+	{"[Ff]r[Uu]it", "FrUit", []MatchIndex{{0, 5}}},
+	{"[Ff]r[Uu|]it", "Fr|it", []MatchIndex{{0, 5}}},
+	{"[Ff]r([Uu]|[pP])it", "Frpit", []MatchIndex{{0, 5}}},
+	{"[Ff]r[Uu]|[pP]it", "Frpit", []MatchIndex{{2, 5}}},
+	{"[a-zA-Z]+", "Hello, how is it going?", []MatchIndex{{0, 5}, {7, 10}, {11, 13}, {14, 16}, {17, 22}}},
 
-	{".+", "Hello, how is it going?", []matchIndex{{0, 23}}},
-	{"a.", "a ", []matchIndex{{0, 2}}},
-	{"a.b", "a/b", []matchIndex{{0, 3}}},
-	{".", "a ", []matchIndex{{0, 1}, {1, 2}}},
-	{"a.", "a ", []matchIndex{{0, 2}}},
-	{".+b", "abc", []matchIndex{{0, 2}}},
+	{".+", "Hello, how is it going?", []MatchIndex{{0, 23}}},
+	{"a.", "a ", []MatchIndex{{0, 2}}},
+	{"a.b", "a/b", []MatchIndex{{0, 3}}},
+	{".", "a ", []MatchIndex{{0, 1}, {1, 2}}},
+	{"a.", "a ", []MatchIndex{{0, 2}}},
+	{".+b", "abc", []MatchIndex{{0, 2}}},
 
-	{`\d`, "1a0a3s'''34343s", []matchIndex{{0, 1}, {2, 3}, {4, 5}, {9, 10}, {10, 11}, {11, 12}, {12, 13}, {13, 14}}},
-	{`\\`, `a\b\c\qwe\`, []matchIndex{{1, 2}, {3, 4}, {5, 6}, {9, 10}}},
-	{`\W`, `"Hello", he said. How are you doing?`, []matchIndex{{0, 1}, {6, 7}, {7, 8}, {8, 9}, {11, 12}, {16, 17}, {17, 18}, {21, 22}, {25, 26}, {29, 30}, {35, 36}}},
-	{`\w`, ";';';';';'qwe12", []matchIndex{{10, 11}, {11, 12}, {12, 13}, {13, 14}, {14, 15}}},
-	{`\s`, "a b c 	d", []matchIndex{{1, 2}, {3, 4}, {5, 6}, {6, 7}}},
-	{`\<`, "<HTML><body>", []matchIndex{{0, 1}, {6, 7}}},
-	{`\(.+\)`, "Not (paranthesized), (so) is (this) not", []matchIndex{{4, 35}}},
+	{`\d`, "1a0a3s'''34343s", []MatchIndex{{0, 1}, {2, 3}, {4, 5}, {9, 10}, {10, 11}, {11, 12}, {12, 13}, {13, 14}}},
+	{`\\`, `a\b\c\qwe\`, []MatchIndex{{1, 2}, {3, 4}, {5, 6}, {9, 10}}},
+	{`\W`, `"Hello", he said. How are you doing?`, []MatchIndex{{0, 1}, {6, 7}, {7, 8}, {8, 9}, {11, 12}, {16, 17}, {17, 18}, {21, 22}, {25, 26}, {29, 30}, {35, 36}}},
+	{`\w`, ";';';';';'qwe12", []MatchIndex{{10, 11}, {11, 12}, {12, 13}, {13, 14}, {14, 15}}},
+	{`\s`, "a b c 	d", []MatchIndex{{1, 2}, {3, 4}, {5, 6}, {6, 7}}},
+	{`\<`, "<HTML><body>", []MatchIndex{{0, 1}, {6, 7}}},
+	{`\(.+\)`, "Not (paranthesized), (so) is (this) not", []MatchIndex{{4, 35}}},
 
-	{"[^abc]+", "qarbtopsaplpclkpasdmb prejip0r,p", []matchIndex{{0, 1}, {2, 3}, {4, 8}, {9, 12}, {13, 16}, {17, 20}, {21, 32}}},
-	{"[^a]+", "qqqaq", []matchIndex{{0, 3}, {4, 5}}},
-	{"[^0-9]+", "a1b2c3dd", []matchIndex{{0, 1}, {2, 3}, {4, 5}, {6, 8}}},
-	{"[^abc]+", "ababababbababaccacacacaca", []matchIndex{}},
-	{`\([^)]+\)`, "Not (paranthesized), (so) is (this) not", []matchIndex{{4, 19}, {21, 25}, {29, 35}}},
+	{"[^abc]+", "qarbtopsaplpclkpasdmb prejip0r,p", []MatchIndex{{0, 1}, {2, 3}, {4, 8}, {9, 12}, {13, 16}, {17, 20}, {21, 32}}},
+	{"[^a]+", "qqqaq", []MatchIndex{{0, 3}, {4, 5}}},
+	{"[^0-9]+", "a1b2c3dd", []MatchIndex{{0, 1}, {2, 3}, {4, 5}, {6, 8}}},
+	{"[^abc]+", "ababababbababaccacacacaca", []MatchIndex{}},
+	{`\([^)]+\)`, "Not (paranthesized), (so) is (this) not", []MatchIndex{{4, 19}, {21, 25}, {29, 35}}},
 
-	{"^ab", "ab bab", []matchIndex{{0, 2}}},
-	{"^aaaa^", "aaaaaaaa", []matchIndex{}},
-	{"^([bB][Gg])", "bG", []matchIndex{{0, 2}}},
-	{"b$", "ba", []matchIndex{}},
-	{"(boy|girl)$", "girlf", []matchIndex{}},
-	{`\bint\b`, "print int integer", []matchIndex{{6, 9}}},
-	{`int\b`, "ints", []matchIndex{}},
-	{`int(\b|a)`, "inta", []matchIndex{{0, 4}}},
-	{`\b\d+\b`, "511 a3 43", []matchIndex{{0, 3}, {7, 9}}},
-	{`\Bint\B`, "prints int integer print", []matchIndex{{2, 5}}},
-	{`^`, "5^3^2", []matchIndex{{0, 0}}},
-	{`\^`, "5^3^2", []matchIndex{{1, 2}, {3, 4}}},
-	{`pool$`, "pool carpool", []matchIndex{{8, 12}}},
-	{`^int$`, "print int integer", []matchIndex{}},
-	{`^int$`, "int", []matchIndex{{0, 3}}},
-	{`b*`, "aaaaaaaaaaqweqwe", []matchIndex{{0, 0}, {1, 1}, {2, 2}, {3, 3}, {4, 4}, {5, 5}, {6, 6}, {7, 7}, {8, 8}, {9, 9}, {10, 10}, {11, 11}, {12, 12}, {13, 13}, {14, 14}, {15, 15}, {16, 16}}},
+	{"^ab", "ab bab", []MatchIndex{{0, 2}}},
+	{"^aaaa^", "aaaaaaaa", []MatchIndex{}},
+	{"^([bB][Gg])", "bG", []MatchIndex{{0, 2}}},
+	{"b$", "ba", []MatchIndex{}},
+	{"(boy|girl)$", "girlf", []MatchIndex{}},
+	{`\bint\b`, "print int integer", []MatchIndex{{6, 9}}},
+	{`int\b`, "ints", []MatchIndex{}},
+	{`int(\b|a)`, "inta", []MatchIndex{{0, 4}}},
+	{`\b\d+\b`, "511 a3 43", []MatchIndex{{0, 3}, {7, 9}}},
+	{`\Bint\B`, "prints int integer print", []MatchIndex{{2, 5}}},
+	{`^`, "5^3^2", []MatchIndex{{0, 0}}},
+	{`\^`, "5^3^2", []MatchIndex{{1, 2}, {3, 4}}},
+	{`pool$`, "pool carpool", []MatchIndex{{8, 12}}},
+	{`^int$`, "print int integer", []MatchIndex{}},
+	{`^int$`, "int", []MatchIndex{{0, 3}}},
+	{`b*`, "aaaaaaaaaaqweqwe", []MatchIndex{{0, 0}, {1, 1}, {2, 2}, {3, 3}, {4, 4}, {5, 5}, {6, 6}, {7, 7}, {8, 8}, {9, 9}, {10, 10}, {11, 11}, {12, 12}, {13, 13}, {14, 14}, {15, 15}, {16, 16}}},
 
-	{"a{4}", "aabaaa", []matchIndex{}},
-	{"ab{5}", "abbbbbab", []matchIndex{{0, 6}}},
-	{"(a|b){3,4}", "aba", []matchIndex{{0, 3}}},
-	{"(a|b){3,4}", "ababaa", []matchIndex{{0, 4}}},
-	{"(bc){5,}", "bcbcbcbcbcbcbcbc", []matchIndex{{0, 16}}},
-	{`\d{3,4}`, "1209", []matchIndex{{0, 4}}},
-	{`\d{3,4}`, "109", []matchIndex{{0, 3}}},
-	{`\d{3,4}`, "5", []matchIndex{}},
-	{`\d{3,4}`, "123135", []matchIndex{{0, 4}}},
-	{`\d{3,4}`, "89a-0", []matchIndex{}},
-	{`\d{3,4}`, "ababab555", []matchIndex{{6, 9}}},
-	{`\bpaint\b`, "paints", []matchIndex{}},
-	{`\b\w{5}\b`, "paint", []matchIndex{{0, 5}}},
+	{"a{4}", "aabaaa", []MatchIndex{}},
+	{"ab{5}", "abbbbbab", []MatchIndex{{0, 6}}},
+	{"(a|b){3,4}", "aba", []MatchIndex{{0, 3}}},
+	{"(a|b){3,4}", "ababaa", []MatchIndex{{0, 4}}},
+	{"(bc){5,}", "bcbcbcbcbcbcbcbc", []MatchIndex{{0, 16}}},
+	{`\d{3,4}`, "1209", []MatchIndex{{0, 4}}},
+	{`\d{3,4}`, "109", []MatchIndex{{0, 3}}},
+	{`\d{3,4}`, "5", []MatchIndex{}},
+	{`\d{3,4}`, "123135", []MatchIndex{{0, 4}}},
+	{`\d{3,4}`, "89a-0", []MatchIndex{}},
+	{`\d{3,4}`, "ababab555", []MatchIndex{{6, 9}}},
+	{`\bpaint\b`, "paints", []MatchIndex{}},
+	{`\b\w{5}\b`, "paint", []MatchIndex{{0, 5}}},
 }
 
 func TestFindAllMatches(t *testing.T) {