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// lessc_helper.js
//
// helper functions for lessc
var lessc_helper = {
// Stylize a string
stylize : function(str, style) {
var styles = {
'reset' : [0, 0],
'bold' : [1, 22],
'inverse' : [7, 27],
'underline' : [4, 24],
'yellow' : [33, 39],
'green' : [32, 39],
'red' : [31, 39],
'grey' : [90, 39]
};
return '\x1b[' + styles[style][0] + 'm' + str +
'\x1b[' + styles[style][1] + 'm';
},
// Print command line options
printUsage: function() {
console.log('usage: lessc [option option=parameter ...] <source> [destination]');
console.log('');
console.log('If source is set to `-\' (dash or hyphen-minus), input is read from stdin.');
console.log('');
console.log('options:');
console.log(' -h, --help Prints help (this message) and exit.');
console.log(' --include-path=PATHS Sets include paths. Separated by `:\'. `;\' also supported on windows.');
console.log(' -M, --depends Outputs a makefile import dependency list to stdout.');
console.log(' --no-color Disables colorized output.');
console.log(' --ie-compat Enables IE8 compatibility checks.');
console.log(' --js Enables inline JavaScript in less files');
console.log(' -l, --lint Syntax check only (lint).');
console.log(' -s, --silent Suppresses output of error messages.');
console.log(' --strict-imports Forces evaluation of imports.');
console.log(' --insecure Allows imports from insecure https hosts.');
console.log(' -v, --version Prints version number and exit.');
console.log(' --verbose Be verbose.');
console.log(' --source-map[=FILENAME] Outputs a v3 sourcemap to the filename (or output filename.map).');
console.log(' --source-map-rootpath=X Adds this path onto the sourcemap filename and less file paths.');
console.log(' --source-map-basepath=X Sets sourcemap base path, defaults to current working directory.');
console.log(' --source-map-include-source Puts the less files into the map instead of referencing them.');
console.log(' --source-map-inline Puts the map (and any less files) as a base64 data uri into the output css file.');
console.log(' --source-map-url=URL Sets a custom URL to map file, for sourceMappingURL comment');
console.log(' in generated CSS file.');
console.log(' -rp, --rootpath=URL Sets rootpath for url rewriting in relative imports and urls');
console.log(' Works with or without the relative-urls option.');
console.log(' -ru=, --rewrite-urls= Rewrites URLs to make them relative to the base less file.');
console.log(' all|local|off \'all\' rewrites all URLs, \'local\' just those starting with a \'.\'');
console.log('');
console.log(' -m=, --math=');
console.log(' always Less will eagerly perform math operations always.');
console.log(' parens-division Math performed except for division (/) operator');
console.log(' parens | strict Math only performed inside parentheses');
console.log(' strict-legacy Parens required in very strict terms (legacy --strict-math)');
console.log('');
console.log(' -su=on|off Allows mixed units, e.g. 1px+1em or 1px*1px which have units');
console.log(' --strict-units=on|off that cannot be represented.');
console.log(' --global-var=\'VAR=VALUE\' Defines a variable that can be referenced by the file.');
console.log(' --modify-var=\'VAR=VALUE\' Modifies a variable already declared in the file.');
console.log(' --url-args=\'QUERYSTRING\' Adds params into url tokens (e.g. 42, cb=42 or \'a=1&b=2\')');
console.log(' --plugin=PLUGIN=OPTIONS Loads a plugin. You can also omit the --plugin= if the plugin begins');
console.log(' less-plugin. E.g. the clean css plugin is called less-plugin-clean-css');
console.log(' once installed (npm install less-plugin-clean-css), use either with');
console.log(' --plugin=less-plugin-clean-css or just --clean-css');
console.log(' specify options afterwards e.g. --plugin=less-plugin-clean-css="advanced"');
console.log(' or --clean-css="advanced"');
console.log('');
console.log('-------------------------- Deprecated ----------------');
console.log(' -sm=on|off Legacy parens-only math. Use --math');
console.log(' --strict-math=on|off ');
console.log('');
console.log(' --line-numbers=TYPE Outputs filename and line numbers.');
console.log(' TYPE can be either \'comments\', which will output');
console.log(' the debug info within comments, \'mediaquery\'');
console.log(' that will output the information within a fake');
console.log(' media query which is compatible with the SASS');
console.log(' format, and \'all\' which will do both.');
console.log(' -x, --compress Compresses output by removing some whitespaces.');
console.log(' We recommend you use a dedicated minifer like less-plugin-clean-css');
console.log('');
console.log('Report bugs to: http://github.com/less/less.js/issues');
console.log('Home page: <http://lesscss.org/>');
}
};
// Exports helper functions
for (var h in lessc_helper) { if (lessc_helper.hasOwnProperty(h)) { exports[h] = lessc_helper[h]; }}
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