v6

node_modules/extglob/lib/compilers.js

@@ -0,0 +1,169 @@
+'use strict';
+
+var brackets = require('expand-brackets');
+
+/**
+ * Extglob compilers
+ */
+
+module.exports = function(extglob) {
+  function star() {
+    if (typeof extglob.options.star === 'function') {
+      return extglob.options.star.apply(this, arguments);
+    }
+    if (typeof extglob.options.star === 'string') {
+      return extglob.options.star;
+    }
+    return '.*?';
+  }
+
+  /**
+   * Use `expand-brackets` compilers
+   */
+
+  extglob.use(brackets.compilers);
+  extglob.compiler
+
+    /**
+     * Escaped: "\\*"
+     */
+
+    .set('escape', function(node) {
+      return this.emit(node.val, node);
+    })
+
+    /**
+     * Dot: "."
+     */
+
+    .set('dot', function(node) {
+      return this.emit('\\' + node.val, node);
+    })
+
+    /**
+     * Question mark: "?"
+     */
+
+    .set('qmark', function(node) {
+      var val = '[^\\\\/.]';
+      var prev = this.prev();
+
+      if (node.parsed.slice(-1) === '(') {
+        var ch = node.rest.charAt(0);
+        if (ch !== '!' && ch !== '=' && ch !== ':') {
+          return this.emit(val, node);
+        }
+        return this.emit(node.val, node);
+      }
+
+      if (prev.type === 'text' && prev.val) {
+        return this.emit(val, node);
+      }
+
+      if (node.val.length > 1) {
+        val += '{' + node.val.length + '}';
+      }
+      return this.emit(val, node);
+    })
+
+    /**
+     * Plus: "+"
+     */
+
+    .set('plus', function(node) {
+      var prev = node.parsed.slice(-1);
+      if (prev === ']' || prev === ')') {
+        return this.emit(node.val, node);
+      }
+      var ch = this.output.slice(-1);
+      if (!this.output || (/[?*+]/.test(ch) && node.parent.type !== 'bracket')) {
+        return this.emit('\\+', node);
+      }
+      if (/\w/.test(ch) && !node.inside) {
+        return this.emit('+\\+?', node);
+      }
+      return this.emit('+', node);
+    })
+
+    /**
+     * Star: "*"
+     */
+
+    .set('star', function(node) {
+      var prev = this.prev();
+      var prefix = prev.type !== 'text' && prev.type !== 'escape'
+        ? '(?!\\.)'
+        : '';
+
+      return this.emit(prefix + star.call(this, node), node);
+    })
+
+    /**
+     * Parens
+     */
+
+    .set('paren', function(node) {
+      return this.mapVisit(node.nodes);
+    })
+    .set('paren.open', function(node) {
+      var capture = this.options.capture ? '(' : '';
+
+      switch (node.parent.prefix) {
+        case '!':
+        case '^':
+          return this.emit(capture + '(?:(?!(?:', node);
+        case '*':
+        case '+':
+        case '?':
+        case '@':
+          return this.emit(capture + '(?:', node);
+        default: {
+          var val = node.val;
+          if (this.options.bash === true) {
+            val = '\\' + val;
+          } else if (!this.options.capture && val === '(' && node.parent.rest[0] !== '?') {
+            val += '?:';
+          }
+
+          return this.emit(val, node);
+        }
+      }
+    })
+    .set('paren.close', function(node) {
+      var capture = this.options.capture ? ')' : '';
+
+      switch (node.prefix) {
+        case '!':
+        case '^':
+          var prefix = /^(\)|$)/.test(node.rest) ? '$' : '';
+          var str = star.call(this, node);
+
+          // if the extglob has a slash explicitly defined, we know the user wants
+          // to match slashes, so we need to ensure the "star" regex allows for it
+          if (node.parent.hasSlash && !this.options.star && this.options.slash !== false) {
+            str = '.*?';
+          }
+
+          return this.emit(prefix + ('))' + str + ')') + capture, node);
+        case '*':
+        case '+':
+        case '?':
+          return this.emit(')' + node.prefix + capture, node);
+        case '@':
+          return this.emit(')' + capture, node);
+        default: {
+          var val = (this.options.bash === true ? '\\' : '') + ')';
+          return this.emit(val, node);
+        }
+      }
+    })
+
+    /**
+     * Text
+     */
+
+    .set('text', function(node) {
+      var val = node.val.replace(/[\[\]]/g, '\\$&');
+      return this.emit(val, node);
+    });
+};