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// Class of typographic replacements rules
//
'use strict';
// TODO:
// - fractionals 1/2, 1/4, 3/4 -> ½, ¼, ¾
// - miltiplication 2 x 4 -> 2 × 4
var defaults = require('./defaults/typographer');
var assign = require('./common/utils').assign;
var Ruler = require('./ruler');
var rules = [];
rules.push(require('./rules_typographer/replace'));
function Typographer() {
this.options = assign({}, defaults);
this.ruler = new Ruler(this.rulesUpdate.bind(this));
for (var i = 0; i < rules.length; i++) {
this.ruler.after(rules[i]);
}
}
Typographer.prototype.rulesUpdate = function () {
this._rules = this.ruler.getRules();
};
Typographer.prototype.set = function (options) {
assign(this.options, options);
};
Typographer.prototype.process = function (state) {
var i, l, rules;
if (!state.options.typographer) { return; }
rules = this._rules;
for (i = 0, l = rules.length; i < l; i++) {
rules[i](this, state);
}
};
module.exports = Typographer;