DevTools: Roll CodeMirror to 5.25.1

third_party/WebKit/Source/devtools/front_end/cm_modes/python.js

Index: third_party/WebKit/Source/devtools/front_end/cm_modes/python.js
diff --git a/third_party/WebKit/Source/devtools/front_end/cm_modes/python.js b/third_party/WebKit/Source/devtools/front_end/cm_modes/python.js
index be65ad76876c7723da96cae9f14c02ddc1e8a873..b539d84aa6a9229a4e1f8eecf2f01fa1f97a4015 100644
--- a/third_party/WebKit/Source/devtools/front_end/cm_modes/python.js
+++ b/third_party/WebKit/Source/devtools/front_end/cm_modes/python.js
@@ -55,7 +55,7 @@
     if (parserConf.extra_builtins != undefined)
       myBuiltins = myBuiltins.concat(parserConf.extra_builtins);
 
-    var py3 = parserConf.version && parseInt(parserConf.version, 10) == 3
+    var py3 = !(parserConf.version && Number(parserConf.version) < 3)
     if (py3) {
       // since http://legacy.python.org/dev/peps/pep-0465/ @ is also an operator
       var singleOperators = parserConf.singleOperators || /^[\+\-\*\/%&|\^~<>!@]/;
@@ -70,7 +70,7 @@
       myBuiltins = myBuiltins.concat(["apply", "basestring", "buffer", "cmp", "coerce", "execfile",
                                       "file", "intern", "long", "raw_input", "reduce", "reload",
                                       "unichr", "unicode", "xrange", "False", "True", "None"]);
-      var stringPrefixes = new RegExp("^(([rub]|(ur)|(br))?('{3}|\"{3}|['\"]))", "i");
+      var stringPrefixes = new RegExp("^(([rubf]|(ur)|(br))?('{3}|\"{3}|['\"]))", "i");
     }
     var keywords = wordRegexp(myKeywords);
     var builtins = wordRegexp(myBuiltins);
@@ -85,7 +85,7 @@
           var lineOffset = stream.indentation();
           if (lineOffset > scopeOffset)
             pushPyScope(state);
-          else if (lineOffset < scopeOffset && dedent(stream, state))
+          else if (lineOffset < scopeOffset && dedent(stream, state) && stream.peek() != "#")
             state.errorToken = true;
           return null;
         } else {
@@ -113,8 +113,8 @@
       if (stream.match(/^[0-9\.]/, false)) {
         var floatLiteral = false;
         // Floats
-        if (stream.match(/^\d*\.\d+(e[\+\-]?\d+)?/i)) { floatLiteral = true; }
-        if (stream.match(/^\d+\.\d*/)) { floatLiteral = true; }
+        if (stream.match(/^[\d_]*\.\d+(e[\+\-]?\d+)?/i)) { floatLiteral = true; }
+        if (stream.match(/^[\d_]+\.\d*/)) { floatLiteral = true; }
         if (stream.match(/^\.\d+/)) { floatLiteral = true; }
         if (floatLiteral) {
           // Float literals may be "imaginary"
@@ -124,13 +124,13 @@
         // Integers
         var intLiteral = false;
         // Hex
-        if (stream.match(/^0x[0-9a-f]+/i)) intLiteral = true;
+        if (stream.match(/^0x[0-9a-f_]+/i)) intLiteral = true;
         // Binary
-        if (stream.match(/^0b[01]+/i)) intLiteral = true;
+        if (stream.match(/^0b[01_]+/i)) intLiteral = true;
         // Octal
-        if (stream.match(/^0o[0-7]+/i)) intLiteral = true;
+        if (stream.match(/^0o[0-7_]+/i)) intLiteral = true;
         // Decimal
-        if (stream.match(/^[1-9]\d*(e[\+\-]?\d+)?/)) {
+        if (stream.match(/^[1-9][\d_]*(e[\+\-]?[\d_]+)?/)) {
           // Decimal literals may be "imaginary"
           stream.eat(/J/i);
           // TODO - Can you have imaginary longs?
@@ -185,7 +185,7 @@
     }
 
     function tokenStringFactory(delimiter) {
-      while ("rub".indexOf(delimiter.charAt(0).toLowerCase()) >= 0)
+      while ("rubf".indexOf(delimiter.charAt(0).toLowerCase()) >= 0)
         delimiter = delimiter.substr(1);
 
       var singleline = delimiter.length == 1;