waypoint -- going to try to clean up regex_token

Cakefile

@@ -28,8 +28,8 @@ task 'build', 'build the CoffeeScript language from source', ->
   run ['-c', '-o', 'lib'].concat(files)
 
 
-task 'build:full', 'checkout /lib, rebuild the source twice, and run the tests', ->
-  exec 'git checkout lib && bin/cake build && bin/cake build && bin/cake test', (err, stdout, stderr) ->
+task 'build:full', 'rebuild the source twice, and run the tests', ->
+  exec 'bin/cake build && bin/cake build && bin/cake test', (err, stdout, stderr) ->
     print stdout if stdout
     print stderr if stderr
     throw err    if err

lib/lexer.js

@@ -175,13 +175,13 @@
       if (!(starts(this.chunk, '/'))) {
         return false;
       }
+      if (include(NOT_REGEX, this.tag())) {
+        return false;
+      }
       if (!((regex = this.balanced_token(['/', '/'])))) {
         return false;
       }
-      if (regex.length < 3 || regex.match(/^\/\s+|\n/)) {
-        return false;
-      }
-      if (include(NOT_REGEX, this.tag())) {
+      if (regex.length < 3 || regex.match(/^\/\s+/m)) {
         return false;
       }
       flags = ['i', 'm', 'g', 'y'];
@@ -462,10 +462,10 @@
         i += 1;
       }
       if (levels.length) {
-        if (!(delimited[0][0] === '/')) {
-          throw new Error("SyntaxError: Unterminated " + (levels.pop()[0]) + " starting on line " + (this.line + 1));
+        if (delimited[0][0] === '/') {
+          return false;
         }
-        return false;
+        throw new Error("SyntaxError: Unterminated " + (levels.pop()[0]) + " starting on line " + (this.line + 1));
       }
       if (i === 0) {
         return false;

src/lexer.coffee

@@ -127,9 +127,9 @@ exports.Lexer: class Lexer
   # JavaScript and Ruby.
   regex_token: ->
     return false unless starts @chunk, '/'
-    return false unless regex: @balanced_token ['/', '/']
-    return false if regex.length < 3 or regex.match /^\/\s+|\n/
     return false if include NOT_REGEX, @tag()
+    return false unless regex: @balanced_token ['/', '/']
+    return false if regex.length < 3 or regex.match /^\/\s+/m
     flags: ['i', 'm', 'g', 'y']
     while (index: flags.indexOf @chunk.substr regex.length, 1) >= 0
       regex += flags[index]
@@ -337,8 +337,8 @@ exports.Lexer: class Lexer
       break unless levels.length
       i += 1
     if levels.length
-      throw new Error "SyntaxError: Unterminated ${levels.pop()[0]} starting on line ${@line + 1}" unless delimited[0][0] is '/'
-      return false
+      return false if delimited[0][0] is '/'
+      throw new Error "SyntaxError: Unterminated ${levels.pop()[0]} starting on line ${@line + 1}"
     return false if i is 0
     return str.substring(0, i)