Add a .jshintrc config file

This commit adds a config file for the javascript linter jshint.
It doesn't add any dependencies on jshint, but helps me checking my code
for style errors before commits. The config file is set up according to
what I believe our coding conventions are.

https://bugzilla.gnome.org/show_bug.cgi?id=704537

1 files changed, 82 insertions, 0 deletions

diff --git a/.jshintrc b/.jshintrc
new file mode 100644
index 00000000..cd6c8cf9
--- /dev/null
+++ b/.jshintrc
@@ -0,0 +1,82 @@
+{
+    "maxerr"        : 50,       // {int} Maximum error before stopping
+
+    // Enforcing
+    "bitwise"       : false,    // true: Prohibit bitwise operators (&, |, ^, etc.)
+    "camelcase"     : false,    // true: Identifiers must be in camelCase
+    "curly"         : false,    // true: Require {} for every new block or scope
+    "eqeqeq"        : true,     // true: Require triple equals (===) for comparison
+    "forin"         : false,    // true: Require filtering for..in loops with obj.hasOwnProperty()
+    "immed"         : false,    // true: Require immediate invocations to be wrapped in parens e.g. `(function () { } ());`
+    "indent"        : 4,        // {int} Number of spaces to use for indentation
+    "latedef"       : true,     // true: Require variables/functions to be defined before being used
+    "newcap"        : true,     // true: Require capitalization of all constructor functions e.g. `new F()`
+    "noarg"         : true,     // true: Prohibit use of `arguments.caller` and `arguments.callee`
+    "noempty"       : true,     // true: Prohibit use of empty blocks
+    "nonew"         : false,    // true: Prohibit use of constructors for side-effects (without assignment)
+    "plusplus"      : false,    // true: Prohibit use of `++` & `--`
+    "quotmark"      : false,    // Quotation mark consistency:
+                                //   false    : do nothing (default)
+                                //   true     : ensure whatever is used is consistent
+                                //   "single" : require single quotes
+                                //   "double" : require double quotes
+    "undef"         : true,     // true: Require all non-global variables to be declared (prevents global leaks)
+    "unused"        : false,    // true: Require all defined variables be used
+    "strict"        : false,    // true: Requires all functions run in ES5 Strict Mode
+    "trailing"      : true,     // true: Prohibit trailing whitespaces
+    "maxparams"     : false,    // {int} Max number of formal params allowed per function
+    "maxdepth"      : false,    // {int} Max depth of nested blocks (within functions)
+    "maxstatements" : false,    // {int} Max number statements per function
+    "maxcomplexity" : false,    // {int} Max cyclomatic complexity per function
+    "maxlen"        : false,    // {int} Max number of characters per line
+
+    // Relaxing
+    "asi"           : false,     // true: Tolerate Automatic Semicolon Insertion (no semicolons)
+    "boss"          : false,     // true: Tolerate assignments where comparisons would be expected
+    "debug"         : false,     // true: Allow debugger statements e.g. browser breakpoints.
+    "eqnull"        : false,     // true: Tolerate use of `== null`
+    "esnext"        : true,      // true: Allow ES.next (ES6) syntax (ex: `const`)
+    "moz"           : true,      // true: Allow Mozilla specific syntax (extends and overrides esnext features)
+                                 // (ex: `for each`, multiple try/catch, function expression…)
+    "evil"          : false,     // true: Tolerate use of `eval` and `new Function()`
+    "expr"          : false,     // true: Tolerate `ExpressionStatement` as Programs
+    "funcscope"     : false,     // true: Tolerate defining variables inside control statements"
+    "globalstrict"  : false,     // true: Allow global "use strict" (also enables 'strict')
+    "iterator"      : false,     // true: Tolerate using the `__iterator__` property
+    "lastsemic"     : false,     // true: Tolerate omitting a semicolon for the last statement of a 1-line block
+    "laxbreak"      : false,     // true: Tolerate possibly unsafe line breakings
+    "laxcomma"      : false,     // true: Tolerate comma-first style coding
+    "loopfunc"      : false,     // true: Tolerate functions being defined in loops
+    "multistr"      : false,     // true: Tolerate multi-line strings
+    "proto"         : false,     // true: Tolerate using the `__proto__` property
+    "scripturl"     : false,     // true: Tolerate script-targeted URLs
+    "smarttabs"     : false,     // true: Tolerate mixed tabs/spaces when used for alignment
+    "shadow"        : false,     // true: Allows re-define variables later in code e.g. `var x=1; x=2;`
+    "sub"           : false,     // true: Tolerate using `[]` notation when it can still be expressed in dot notation
+    "supernew"      : false,     // true: Tolerate `new function () { ... };` and `new Object;`
+    "validthis"     : false,     // true: Tolerate using this in a non-constructor function
+
+    // Environments
+    "browser"       : false,    // Web Browser (window, document, etc)
+    "couch"         : false,    // CouchDB
+    "devel"         : false,    // Development/debugging (alert, confirm, etc)
+    "dojo"          : false,    // Dojo Toolkit
+    "jquery"        : false,    // jQuery
+    "mootools"      : false,    // MooTools
+    "node"          : false,    // Node.js
+    "nonstandard"   : false,    // Widely adopted globals (escape, unescape, etc)
+    "prototypejs"   : false,    // Prototype and Scriptaculous
+    "rhino"         : false,    // Rhino
+    "worker"        : false,    // Web Workers
+    "wsh"           : false,    // Windows Scripting Host
+    "yui"           : false,    // Yahoo User Interface
+
+    // Legacy
+    "nomen"         : false,    // true: Prohibit dangling `_` in variables
+    "onevar"        : false,    // true: Allow only one `var` statement per function
+    "passfail"      : false,    // true: Stop on first error
+    "white"         : false,    // true: Check against strict whitespace and indentation rules
+
+    // Custom Globals
+    "predef"        : [ "log", "logError", "print", "printerr", "imports", "ARGV" ]
+}