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Diffstat (limited to 'tools/jsdoc-toolkit-2.4.0/app/frame/Opt.js')
| -rw-r--r-- | tools/jsdoc-toolkit-2.4.0/app/frame/Opt.js | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/tools/jsdoc-toolkit-2.4.0/app/frame/Opt.js b/tools/jsdoc-toolkit-2.4.0/app/frame/Opt.js new file mode 100644 index 0000000..352f159 --- /dev/null +++ b/tools/jsdoc-toolkit-2.4.0/app/frame/Opt.js @@ -0,0 +1,134 @@ +/** @namespace */ +Opt = { + /** + * Get commandline option values. + * @param {Array} args Commandline arguments. Like ["-a=xml", "-b", "--class=new", "--debug"] + * @param {object} optNames Map short names to long names. Like {a:"accept", b:"backtrace", c:"class", d:"debug"}. + * @return {object} Short names and values. Like {a:"xml", b:true, c:"new", d:true} + */ + get: function(args, optNames) { + var opt = {"_": []}; // the unnamed option allows multiple values + for (var i = 0; i < args.length; i++) { + var arg = new String(args[i]); + var name; + var value; + if (arg.charAt(0) == "-") { + if (arg.charAt(1) == "-") { // it's a longname like --foo + arg = arg.substring(2); + var m = arg.split("="); + name = m.shift(); + value = m.shift(); + if (typeof value == "undefined") value = true; + + for (var n in optNames) { // convert it to a shortname + if (name == optNames[n]) { + name = n; + } + } + } + else { // it's a shortname like -f + arg = arg.substring(1); + var m = arg.split("="); + name = m.shift(); + value = m.shift(); + if (typeof value == "undefined") value = true; + + for (var n in optNames) { // find the matching key + if (name == n || name+'[]' == n) { + name = n; + break; + } + } + } + if (name.match(/(.+)\[\]$/)) { // it's an array type like n[] + name = RegExp.$1; + if (!opt[name]) opt[name] = []; + } + + if (opt[name] && opt[name].push) { + opt[name].push(value); + } + else { + opt[name] = value; + } + } + else { // not associated with any optname + opt._.push(args[i]); + } + } + return opt; + } +} + +/*t: + plan(11, "Testing Opt."); + + is( + typeof Opt, + "object", + "Opt is an object." + ); + + is( + typeof Opt.get, + "function", + "Opt.get is a function." + ); + + var optNames = {a:"accept", b:"backtrace", c:"class", d:"debug", "e[]":"exceptions"}; + var t_options = Opt.get(["-a=xml", "-b", "--class=new", "--debug", "-e=one", "-e=two", "foo", "bar"], optNames); + + is( + t_options.a, + "xml", + "an option defined with a short name can be accessed by its short name." + ); + + is( + t_options.b, + true, + "an option defined with a short name and no value are true." + ); + + is( + t_options.c, + "new", + "an option defined with a long name can be accessed by its short name." + ); + + is( + t_options.d, + true, + "an option defined with a long name and no value are true." + ); + + is( + typeof t_options.e, + "object", + "an option that can accept multiple values is defined." + ); + + is( + t_options.e.length, + 2, + "an option that can accept multiple values can have more than one value." + ); + + is( + t_options.e[1], + "two", + "an option that can accept multiple values can be accessed as an array." + ); + + is( + typeof t_options._, + "object", + "the property '_' is defined for unnamed options." + ); + + is( + t_options._[0], + "foo", + "the property '_' can be accessed as an array." + ); + */
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