diff --git a/examples/ast.js b/examples/ast.js
deleted file mode 100644
index bfecbef..0000000
--- a/examples/ast.js
+++ /dev/null
@@ -1,20 +0,0 @@
-var braces = require('..');
-
-var ast = braces.parse('a/{\\{b,c,d},z}/e', {unescape: false});
-var str = '';
-console.log(ast);
-
-visit(ast, function(node) {
-  if (node.val) str += node.val;
-});
-
-function visit(node, fn) {
-  return node.nodes ? mapVisit(node, fn) : fn(node);
-}
-
-function mapVisit(node, fn) {
-  for (var i = 0; i < node.nodes.length; i++) {
-    visit(node.nodes[i], fn);
-  }
-  return node;
-}
diff --git a/examples/braces.js b/examples/braces.js
deleted file mode 100644
index 9692522..0000000
--- a/examples/braces.js
+++ /dev/null
@@ -1,13 +0,0 @@
-'use strict';
-
-var braces = require('..');
-// console.log(braces('some/path/{a,b,c}'));
-// console.log(braces.expand('some/path/{a,b,c}'));
-
-var res = braces('{1..10000000}');
-console.log(res);
-// console.log(format(res[0].length));
-
-var res = braces('{1..100000000}');
-console.log(res);
-// console.log(format(res[0].length));
diff --git a/examples/brackets.js b/examples/brackets.js
deleted file mode 100644
index d37600b..0000000
--- a/examples/brackets.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-
-var braces = require('..');
-var list = ['foo.js', '(a).js', '(b).js', '(c).js'];
-console.log(braces.match(list, '{([a-b]),foo}.js'));
-console.log(braces.expand('{([a-b]),foo}.js'));
-console.log(braces.expand('{[dec-1992],[dec-1993]}.js'));
diff --git a/examples/comparison.js b/examples/comparison.js
deleted file mode 100644
index c3d1819..0000000
--- a/examples/comparison.js
+++ /dev/null
@@ -1,34 +0,0 @@
-'use strict';
-
-var braceExpansion = require('brace-expansion');
-var braces = require('..');
-
-console.log('braces');
-console.log(braces('http://any.org/archive{1996..1999}/vol({1..4})/part{a,b,c}.html'));
-console.log(braces('http://any.org/archive{1996..1999}/vol{1..4}/part{a,b,c}.html'));
-console.log(braces('http://www.numericals.com/file{1..100..10}.txt'));
-console.log(braces('http://www.letters.com/file{a..z..2}.txt'));
-console.log(braces('mkdir /usr/local/src/bash/{old,new,dist,bugs}'));
-console.log(braces('chown root /usr/{ucb/{ex,edit},lib/{ex?.?*,how_ex}}'));
-console.log();
-console.log();
-console.log('braces: {expand: true}');
-console.log(braces('http://any.org/archive{1996..1999}/vol{1..4}/part{a,b,c}.html', {expand: true}));
-console.log(braces('http://www.numericals.com/file{1..100..10}.txt', {expand: true}));
-console.log(braces('http://www.letters.com/file{a..z..2}.txt', {expand: true}));
-console.log(braces('mkdir /usr/local/src/bash/{old,new,dist,bugs}', {expand: true}));
-console.log(braces('chown root /usr/{ucb/{ex,edit},lib/{ex?.?*,how_ex}}', {expand: true}));
-console.log();
-console.log();
-console.log('brace-expansion');
-console.log(braceExpansion('http://any.org/archive{1996..1999}/vol{1..4}/part{a,b,c}.html'));
-console.log(braceExpansion('http://www.numericals.com/file{1..100..10}.txt'));
-console.log(braceExpansion('http://www.letters.com/file{a..z..2}.txt'));
-console.log(braceExpansion('mkdir /usr/local/src/bash/{old,new,dist,bugs}'));
-console.log(braceExpansion('chown root /usr/{ucb/{ex,edit},lib/{ex?.?*,how_ex}}'));
-
-
-console.log(braces('user-{200..300}/project-{a,b,c}-{1..10}'))
-//=> 'user-(20[0-9]|2[1-9][0-9]|300)/project-(a|b|c)-([1-9]|10)'
-console.log(braces.makeRe('user-{200..300}'))
-//=> /^(?:user-(20[0-9]|2[1-9][0-9]|300))$/
diff --git a/examples/escape.js b/examples/escape.js
deleted file mode 100644
index c597ec2..0000000
--- a/examples/escape.js
+++ /dev/null
@@ -1,4 +0,0 @@
-'use strict';
-
-var braces = require('..');
-console.log(braces.expand('{1\\.2}'));
diff --git a/examples/expand.js b/examples/expand.js
index 2acf235..8efaefc 100644
--- a/examples/expand.js
+++ b/examples/expand.js
@@ -1,14 +1,24 @@
-'use strict';
 
-var mm = require('minimatch');
-var braces = require('..');
+const colors = require('ansi-colors');
+const parse = require('./parse');
+const color = (arr, c) => arr.map(s => c(s)).join(', ');
+const cp = require('child_process');
+const braces = input => {
+  return cp.execSync(`echo ${input}`).toString().trim().split(' ');
+};
 
-console.log(braces.expand('a/{b,c}/d'));
-//=> [ 'a/b/d', 'a/c/d' ]
-
-var ast = braces.parse('a{b{a,b}}c');
-var res = braces.compile(ast, {expand: true});
-console.log(res)
-
-console.log(braces.expand('{1..100}{1..100}').length);
-console.log(braces.expand('{1..10}{1..10}{1..10}').length);
+// const fixture = '{a,{b,c},d}';
+// const fixture = '{a,b}{c,d}{e,f}';
+// const fixture = 'a/{b,c{x,y}d,e}/f';
+// const fixture = '{{a,b}/i,j,k}';
+// const fixture = '{c,d{e,f}g,h}';
+// const fixture = '{{c,d{e,f}g,h}/i,j,k}';
+// const fixture = '{a,b}/{c,d{e,f}g,h}';
+// const fixture = '{{a,b}/{c,d{e,f}g,h}/i,j,k}';
+// const fixture = '{x,y,{a,b,c\\}}';
+const fixture = 'a{,b}c';
+console.log();
+console.log(' FIXTURE:', colors.magenta(fixture));
+console.log('  ACTUAL:', color(expand(parse(fixture)), colors.yellow));
+console.log('EXPECTED:', color(braces(fixture), colors.blue));
+console.log();
diff --git a/examples/extglobs.js b/examples/extglobs.js
deleted file mode 100644
index 800889c..0000000
--- a/examples/extglobs.js
+++ /dev/null
@@ -1,5 +0,0 @@
-'use strict';
-
-var braces = require('..');
-console.log(braces.expand('{!(a|b),!(c|d)}'));
-console.log(braces('{!(a|b),!(c|d)}'));
diff --git a/examples/nested-regex.js b/examples/nested-regex.js
deleted file mode 100644
index 6d6d532..0000000
--- a/examples/nested-regex.js
+++ /dev/null
@@ -1,12 +0,0 @@
-'use strict';
-
-var minimatch = require('minimatch');
-var braces = require('..');
-
-console.log('braces');
-console.log(braces.makeRe('a{b,c{1..100}/{foo/bar},h}x/z'));
-console.log();
-console.log();
-console.log('brace-expansion');
-console.log(minimatch.makeRe('a{b,c{1..100}/{foo/bar},h}x/z'));
-
diff --git a/examples/nested.js b/examples/nested.js
deleted file mode 100644
index 3677928..0000000
--- a/examples/nested.js
+++ /dev/null
@@ -1,49 +0,0 @@
-var util = require('util');
-var braces = require('..').expand;
-var expand = require('brace-expansion');
-var bash = require('../test/support/bash');
-
-function log(pattern) {
-  // console.log('---');
-  console.log('equal(\'' + pattern + '\', ', util.inspect(braces(pattern).sort()).split('\n').join('') + ');');
-  // console.log('equal(\'' + pattern + '\', ', util.inspect(bash(pattern).sort()).split('\n').join('') + ');');
-  // console.log('equal(\'' + pattern + '\', ', util.inspect(expand(pattern).sort()).split('\n').join('') + ');');
-  // console.log(expand(pattern));
-  console.log();
-}
-
-log('{,eno,thro,ro}ugh')
-log('{,{,eno,thro,ro}ugh}{,out}')
-log('{{,eno,thro,ro}ugh,}{,out}')
-log('{,{,a,b}z}{,c}')
-log('{,{,a,b}z}{c,}')
-log('{,{,a,b}z}{,c,}')
-log('{,{,a,b}z}{c,d}')
-log('{{,a,b}z,}{,c}')
-log('{,a{,b}z,}{,c}')
-log('{,a{,b},}{,c}')
-log('{,a{,b}}{,c}')
-log('{,b}{,d}')
-log('{a,b}{,d}')
-log('{,a}{z,c}')
-log('{,{,a},}{z,c}')
-log('{,,a,}{z,c}')
-log('{{,a},}{z,c}')
-log('{,{,a},}{z,c}')
-log('{,{,a}}{z,c}')
-log('{{a,},}{z,c}')
-log('{{,a},}{z,c}')
-log('{,,a}{z,c}')
-log('{,a,}{z,c}')
-log('{,{,}}{z,c}')
-log('{,{a,b}}{,c}')
-log('{,{a,}}{,c}')
-log('{,{,b}}{,c}')
-log('{,{,}}{,c}')
-log('{,a}{,c}')
-log('{,{,a}b}')
-log('{,b}')
-log('{,b{,a}}')
-log('{b,{,a}}')
-log('{,b}{,d}')
-log('{a,b}{,d}')
diff --git a/examples/options.quantifiers.js b/examples/options.quantifiers.js
deleted file mode 100644
index ff79a57..0000000
--- a/examples/options.quantifiers.js
+++ /dev/null
@@ -1,26 +0,0 @@
-'use strict';
-
-var mm = require('minimatch');
-var braces = require('..');
-
-/**
- * True
- */
-
-console.log(braces('a/b{1,3}/{x,y,z}', {quantifiers: true}));
-//=> [ 'a/b(1|3)/(x|y|z)' ]
-console.log(braces('a/b{1,3}/{x,y,z}', {quantifiers: true}));
-//=> [ 'a/b{1,3}/(x|y|z)' ]
-console.log(braces('a/b{1,3}/{x,y,z}', {quantifiers: true, expand: true}));
-//=> [ 'a/b{1,3}/x', 'a/b{1,3}/y', 'a/b{1,3}/z' ]
-
-/**
- * False
- */
-
-console.log(braces('a/b{1,3}/{x,y,z}', {quantifiers: false}));
-//=> [ 'a/b(1|3)/(x|y|z)' ]
-console.log(braces('a/b{1,3}/{x,y,z}', {quantifiers: false}));
-//=> [ 'a/b{1,3}/(x|y|z)' ]
-console.log(braces('a/b{1,3}/{x,y,z}', {quantifiers: false, expand: true}));
-//=> [ 'a/b{1,3}/x', 'a/b{1,3}/y', 'a/b{1,3}/z' ]
diff --git a/examples/parse.js b/examples/parse.js
new file mode 100644
index 0000000..1adf666
--- /dev/null
+++ b/examples/parse.js
@@ -0,0 +1,25 @@
+'use strict';
+
+// const input = 'foo/{a,bar/{b,c},d}';
+// const input = 'a/{b,c{x,y}}/d';
+// const input = '{{x,y},/{b,c{x,y}d,e}/f}';
+// const input = '{{a,b}/{b,c{x,y}d,e}/f,x,z}';
+// const input = 'a/{b,c}/d';
+// const ast = parse(input);
+// console.log(ast)
+// console.log(JSON.stringify(ast.queue));
+// console.log('EXPECTED:', [ 'a/b/f', 'a/cxd/f', 'a/cyd/f', 'a/e/f' ]);
+// console.log(JSON.stringify(ast, null, 2))
+// console.log(expand(ast));
+// expand(ast);
+
+// const sets = parse('foo/{a/b,{c,d,{x..z},e},f}/bar');
+// const sets = parse('{a,{c,d}');
+// console.log(sets.nodes[2]);
+// console.log(compile(sets));
+
+// const range = parse(']{a..e,z}');
+// console.log(range.nodes[2]);
+// console.log(braces.expand(']{a..e,z}'))
+// console.log(compile(range));
+// console.log(parse('[abc]'))
diff --git a/examples/paths.js b/examples/paths.js
deleted file mode 100644
index b759bb8..0000000
--- a/examples/paths.js
+++ /dev/null
@@ -1,6 +0,0 @@
-'use strict';
-
-var braces = require('..');
-
-console.log(braces('foo*{/*,*}'));
-console.log(braces('foo (abc, 1990)'));
diff --git a/examples/readme.js b/examples/readme.js
deleted file mode 100644
index 53131a7..0000000
--- a/examples/readme.js
+++ /dev/null
@@ -1,28 +0,0 @@
-var braces = require('..');
-
-console.log(braces.expand('it{,{{em,alic}iz,erat}e{d,}}'));
-console.log(braces.expand('I like {pizza,beer,money}.'));
-// console.log(braces.expand('{bull,shoe}{,horn}'));
-
-console.log(braces.expand('{a,b}{1,2}'));
-//=> [ 'a1', 'a2', 'b1', 'b2' ]
-
-console.log(braces.expand('{a,b}/{1,2}'));
-//=> [ 'a/1', 'a/2', 'b/1', 'b/2' ]
-
-console.log(braces.expand('foo/{a,b,c}/bar').join(' '));
-console.log(braces('{a,b}{1,2}'));
-//=> [ '(a|b)(1|2)' ]
-
-console.log(braces.expand('{a,b,c}{1,2}').join(' '));
-console.log(braces.expand('{4..-4}').join(' '));
-//=> [ '(a|b)/(1|2)' ]
-
-console.log(braces.expand('{a,b,c}{1..3}').join(' '));
-console.log(braces.expand('{a..j}').join(' '));
-console.log(braces.expand('{j..a}').join(' '));
-console.log(braces.expand('{1..20..3}').join(' '));
-console.log(braces.expand('{a..z..3}').join(' '));
-console.log(braces.expand('a{1..3}b').join(' '));
-console.log(braces.expand('{1..3}.{0..9}0'));
-//=> [ 'a1b', 'a2b', 'a3b' ]
diff --git a/examples/regex.js b/examples/regex.js
deleted file mode 100644
index 711e8e2..0000000
--- a/examples/regex.js
+++ /dev/null
@@ -1,19 +0,0 @@
-'use strict';
-
-var mm = require('minimatch');
-var braces = require('..');
-
-// console.log(braces.makeRe('a/b/c/{k,l,m}/d/{w,x,y,z}/d/e', {expand: true}));
-// console.log(mm.makeRe('a/b/c/{k,l,m}/d/{w,x,y,z}/d/e'));
-
-// console.log('braces.makeRe: "foo/{1..20000}/bar/{a..j}/baz"');
-// console.log(braces.makeRe('foo/{1..20000}/bar/{a..j}/baz'));
-// console.log();
-// console.log('minimatch.makeRe: "foo/{1..20000}/bar/{a..j}/baz"');
-// console.log(mm.makeRe('foo/{1..20000}/bar/{a..j}/baz'));
-
-// var re = braces.makeRe('a/{foo/bar}/z');
-// console.log(re);
-// console.log(re.test('a/{foo/bar}/z'));
-
-console.log(braces.makeRe('{00000001..99999999}'));
diff --git a/examples/sequences-steps.js b/examples/sequences-steps.js
deleted file mode 100644
index 6895aa9..0000000
--- a/examples/sequences-steps.js
+++ /dev/null
@@ -1,7 +0,0 @@
-'use strict';
-
-var mm = require('minimatch');
-var braces = require('..');
-
-console.log(braces('{0..10..2}', {expand: true}));
-//=> [ '0', '2', '4', '6', '8', '10' ]
diff --git a/examples/sequences.js b/examples/sequences.js
deleted file mode 100644
index 88dcf88..0000000
--- a/examples/sequences.js
+++ /dev/null
@@ -1,9 +0,0 @@
-'use strict';
-
-var mm = require('minimatch');
-var braces = require('..');
-
-console.log(braces('{1..5}', {expand: true}));
-//=> [ '1', '2', '3', '4', '5' ]
-
-console.log(braces('{"1..5"}', {expand: true}))