jsstana - npm Package Compare versions

Comparing version 0.0.8 to 0.0.9

lib/jsstana.js

@@ -178,2 +178,5 @@ /**
   var matchers = {
+    "not": notMatcher,
+    "or": orMatcher,
+    "and": andMatcher,
     "var": varMatcher,
@@ -245,2 +248,64 @@ "return": returnMatcher,
 /**
+  #### (not pattern)
+
+  Matches when `pattern` doesn't match.
+*/
+function notMatcher(pattern) {
+  assert("not", 1, arguments);
+  pattern = pattern || "?";
+
+  var patternMatcher = matcher(pattern);
+
+  return function (node) {
+    return patternMatcher(node) ? undefined : {};
+  };
+}
+
+/**
+  #### (or pattern1 pattern2...)
+
+  Matches if any pattern matches, returns first match.
+*/
+function orMatcher() {
+  var args = _.toArray(arguments);
+  var argsMatchers = args.map(matcher);
+
+  return function (node) {
+    for (var i = 0; i < argsMatchers.length; i++) {
+      var m = argsMatchers[i](node);
+      if (m) {
+        return m;
+      }
+    }
+
+    return undefined;
+  };
+}
+
+/**
+  #### (and pattern1 pattern2...)
+
+  Matches if all pattern matches, returns combinedMatch
+*/
+function andMatcher() {
+  var args = _.toArray(arguments);
+  var argsMatchers = args.map(matcher);
+
+  return function (node) {
+    var res = {};
+
+    for (var i = 0; i < argsMatchers.length; i++) {
+      var m = argsMatchers[i](node);
+      if (m === undefined) {
+        return undefined;
+      }
+
+      res = _.extend(res, m);
+    }
+
+    return res;
+  };
+}
+
+/**
   #### (null-node)
@@ -725,2 +790,3 @@
 
+  - 0.0.9 Boolean patterns
   - 0.0.8 Even more rands
@@ -727,0 +793,0 @@ - unary and update expressions

package.json

 {
   "name": "jsstana",
   "description": "s-expression match patterns for Mozilla Parser AST",
-  "version": "0.0.8",
+  "version": "0.0.9",
   "homepage": "https://github.com/phadej/jsstana",
@@ -6,0 +6,0 @@ "author": {

README.md

@@ -39,2 +39,14 @@ # jsstana [![Build Status](https://secure.travis-ci.org/phadej/jsstana.png?branch=master)](http://travis-ci.org/phadej/jsstana)
 
+#### (not pattern)
+
+Matches when `pattern` doesn't match.
+
+#### (or pattern1 pattern2...)
+
+Matches if any pattern matches, returns first match.
+
+#### (and pattern1 pattern2...)
+
+Matches if all pattern matches, returns combinedMatch
+
 #### (null-node)
@@ -141,2 +153,3 @@
 
+- 0.0.9 Boolean patterns
 - 0.0.8 Even more rands
@@ -143,0 +156,0 @@ - unary and update expressions

No alert changes

Improved metrics

Total package byte prevSize

85094

increased by5.06%

Number of package files

31

increased by3.33%

Lines of code

2177

increased by5.89%

Number of lines in readme file

176

increased by7.98%

No dependency changes