cover sets

Author: jonschlinkert

backup.js

@@ -53,26 +53,26 @@ bench.skip = name => {
 };
 
 bench('parse set')
-  .add('picomatch', () => parse('foo/{a,b,c}/bar'))
+  .add('   braces', () => parse('foo/{a,b,c}/bar'))
   .add('minimatch', () => minimatch.braceExpand('foo/{a,b,c}/bar'))
   .run();
 
 bench('parse nested sets')
-  .add('picomatch', () => parse('foo/{a,b,{x,y,z}}/bar'))
+  .add('   braces', () => parse('foo/{a,b,{x,y,z}}/bar'))
   .add('minimatch', () => minimatch.braceExpand('foo/{a,b,{x,y,z}}/bar'))
   .run();
 
 bench('parse range')
-  .add('picomatch', () => parse('foo/{a..z}/bar'))
+  .add('   braces', () => parse('foo/{a..z}/bar'))
   .add('minimatch', () => minimatch.braceExpand('foo/{a..z}/bar'))
   .run();
 
 bench.skip('expand')
-  .add('picomatch', () => expand(parse('foo/{a,b,c}/bar')))
+  .add('   braces', () => expand(parse('foo/{a,b,c}/bar')))
   .add('minimatch', () => minimatch.braceExpand('foo/{a,b,c}/bar'))
   .run();
 
 bench.skip('compile')
-  .add('picomatch', () => compile(parse('foo/{a,b,c}/bar')))
+  .add('   braces', () => compile(parse('foo/{a,b,c}/bar')))
   .add('minimatch', () => minimatch.makeRe('foo/{a,b,c}/bar'))
   .run();

bench/index.js

@@ -1,15 +1,23 @@
 'use strict';
 
+const utils = require('./utils');
+
 module.exports = (ast, options = {}) => {
-  let compile = node => {
+  let compile = (node, parent = {}) => {
+    let invalidBlock = options.escapeInvalid && utils.isInvalidBrace(parent);
+    let invalidNode = node.invalid === true && options.escapeInvalid === true;
     let output = '';
+
     if (node.value) {
+      if ((invalidBlock || invalidNode) && utils.isOpenOrClose(node)) {
+        return '\\' + node.value;
+      }
       return node.value;
     }
 
     if (node.nodes) {
       for (let child of node.nodes) {
-        output += compile(child);
+        output += compile(child, node);
       }
     }
     return output;

lib/compile.js

@@ -24,18 +24,19 @@ module.exports = {
   // Non-alphabetic chars.
   CHAR_AMPERSAND: '&',            /* & */
   CHAR_AT: '@',                   /* @ */
-  CHAR_BACKWARD_SLASH: '\\',      /* \ */
+  CHAR_BACKSLASH: '\\',           /* \ */
+  CHAR_BACKTICK: '`',             /* ` */
   CHAR_CARRIAGE_RETURN: '\r',     /* \r */
   CHAR_CIRCUMFLEX_ACCENT: '^',    /* ^ */
   CHAR_COLON: ':',                /* : */
   CHAR_COMMA: ',',                /* , */
+  CHAR_DOLLAR: '$',               /* . */
   CHAR_DOT: '.',                  /* . */
   CHAR_DOUBLE_QUOTE: '"',         /* " */
   CHAR_EQUAL: '=',                /* = */
   CHAR_EXCLAMATION_MARK: '!',     /* ! */
   CHAR_FORM_FEED: '\f',           /* \f */
   CHAR_FORWARD_SLASH: '/',        /* / */
-  CHAR_GRAVE_ACCENT: '`',         /* ` */
   CHAR_HASH: '#',                 /* # */
   CHAR_HYPHEN_MINUS: '-',         /* - */
   CHAR_LEFT_ANGLE_BRACKET: '<',   /* < */