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authorYosuke Furukawa <yosuke.furukawa@gmail.com>2015-04-29 02:03:05 +0900
committerYosuke Furukawa <yosuke.furukawa@gmail.com>2015-05-09 12:09:52 +0900
commitf9dd34d301ab385ae316769b85ef916f9b70b6f6 (patch)
tree9ce5db7bdff46e587535de5549eef7e02656f5d8 /tools/eslint/lib/rules/no-octal-escape.js
parent5883a59b21a97e8b7339f435c977155a2c29ba8d (diff)
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tools: replace closure-linter with eslint
PR-URL: https://github.com/iojs/io.js/pull/1539 Fixes: https://github.com/iojs/io.js/issues/1253 Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com> Reviewed-By: Trevor Norris <trev.norris@gmail.com> Reviewed-By: Roman Reiss <me@silverwind.io> Reviewed-By: Chris Dickinson <christopher.s.dickinson@gmail.com> Reviewed-By: Johan Bergström <bugs@bergstroem.nu> Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
Diffstat (limited to 'tools/eslint/lib/rules/no-octal-escape.js')
-rw-r--r--tools/eslint/lib/rules/no-octal-escape.js37
1 files changed, 37 insertions, 0 deletions
diff --git a/tools/eslint/lib/rules/no-octal-escape.js b/tools/eslint/lib/rules/no-octal-escape.js
new file mode 100644
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--- /dev/null
+++ b/tools/eslint/lib/rules/no-octal-escape.js
@@ -0,0 +1,37 @@
+/**
+ * @fileoverview Rule to flag octal escape sequences in string literals.
+ * @author Ian Christian Myers
+ */
+
+"use strict";
+
+//------------------------------------------------------------------------------
+// Rule Definition
+//------------------------------------------------------------------------------
+
+module.exports = function(context) {
+
+ return {
+
+ "Literal": function(node) {
+ if (typeof node.value !== "string") {
+ return;
+ }
+
+ var match = node.raw.match(/^([^\\]|\\[^0-7])*\\([0-3][0-7]{1,2}|[4-7][0-7]|[0-7])/),
+ octalDigit;
+
+ if (match) {
+ octalDigit = match[2];
+
+ // \0 is actually not considered an octal
+ if (match[2] !== "0" || typeof match[3] !== "undefined") {
+ context.report(node, "Don't use octal: '\\{{octalDigit}}'. Use '\\u....' instead.",
+ { octalDigit: octalDigit });
+ }
+ }
+ }
+
+ };
+
+};