use mustache to abstract out html logic in javascript

This commit is contained in:
2012-11-26 17:46:33 +01:00
parent 88489804db
commit ecdac7e8c4
15 changed files with 785 additions and 83 deletions
+3 -1
View File
@@ -21,6 +21,7 @@ group :assets do
gem 'therubyracer', :platforms => :ruby
gem 'uglifier', '>= 1.0.3'
gem 'mustache' #, :require => 'mustache/railtie'
end
gem 'jquery-rails'
@@ -44,7 +45,8 @@ gem 'kaminari-bootstrap'
# To use Jbuilder templates for JSON
# gem 'jbuilder'
group :development do
gem 'pry'
gem 'pry'
gem 'pry-remote'
gem 'rspec-rails'
gem 'thin'
end
+10 -4
View File
@@ -50,7 +50,7 @@ GEM
arel (3.0.2)
bcrypt-ruby (3.0.1)
builder (3.0.4)
capybara (2.0.0)
capybara (2.0.1)
mime-types (>= 1.16)
nokogiri (>= 1.3.3)
rack (>= 1.0.0)
@@ -97,7 +97,7 @@ GEM
factory_girl_rails (4.1.0)
factory_girl (~> 4.1.0)
railties (>= 3.0.0)
ffi (1.1.5)
ffi (1.2.0)
fssm (0.2.9)
haml (3.1.7)
haml-rails (0.3.5)
@@ -124,7 +124,7 @@ GEM
actionpack (>= 3.1)
less (~> 2.2.0)
libv8 (3.3.10.4)
libwebsocket (0.1.6)
libwebsocket (0.1.6.1)
websocket
mail (2.4.4)
i18n (>= 0.4.0)
@@ -135,6 +135,7 @@ GEM
mini_magick (3.4)
subexec (~> 0.2.1)
multi_json (1.3.7)
mustache (0.99.4)
nokogiri (1.5.5)
orm_adapter (0.0.7)
polyglot (0.3.3)
@@ -142,6 +143,9 @@ GEM
coderay (~> 1.0.5)
method_source (~> 0.8)
slop (~> 3.3.1)
pry-remote (0.1.6)
pry (~> 0.9)
slop (~> 3.0)
rack (1.4.1)
rack-cache (1.2)
rack (>= 0.4)
@@ -233,7 +237,7 @@ GEM
multi_json (~> 1.0, >= 1.0.2)
warden (1.1.1)
rack (>= 1.0)
websocket (1.0.3)
websocket (1.0.4)
xpath (1.0.0)
nokogiri (~> 1.3)
@@ -253,7 +257,9 @@ DEPENDENCIES
kaminari-bootstrap
less-rails
mini_magick
mustache
pry
pry-remote
rack-cors
rails (= 3.2.9)
rqrcode
+13 -1
View File
@@ -27,6 +27,7 @@
//= require twitter/bootstrap/bootstrap-typeahead
//= require twitter/bootstrap/bootstrap-affix
//= require qwaiter
//= require mustache
//= require_directory .
//= require_self
var path_mapping = {
@@ -176,9 +177,20 @@ $(function(){
container.show();
}
$('[data-t]').each(function(){$(this).text(t($(this).attr('data-t')))})
setTranslations();
});
function setLocale(locale){
QMobile.setLocale(locale);
$locale = locale;
$('[data-t]').each(function(){$(this).text(t($(this).attr('data-t')))})
setTranslations();
}
function Qupdate(selector){
setTranslations(selector);
}
function setTranslations(selector){
if(selector){
$(selector).find('[data-t]').each(function(){$(this).text(t($(this).attr('data-t')))})
}else{
$('[data-t]').each(function(){$(this).text(t($(this).attr('data-t')))})
}
}
+58 -59
View File
@@ -175,31 +175,35 @@ window.Quser=
link.attr('href', root_url + src + '?'+authentication_string+'&page='+i)
li.append(link)
list.append(li)
mustache: (selector, locals)->
locs = $.extend(locals,
currency: ->
(val)->
currency(Mustache.render(val, this))
)
Mustache.to_html($(selector).html(), locs)
build_list_table: (body, foot, res) ->
body.find('tr').remove()
foot.find('tr').remove()
if !res.orders && !res.orders.length
alert('No orders in list')
return
for order in res.orders
m_obj = res
for order in m_obj.orders
order_txts = []
row = $('<tr></tr>').appendTo(body)
row.addClass(order.state)
#if(order.state == 'placed') row.addClass('info');
#if(order.state == 'delivered') row.addClass('success');
row.addClass('error') if order.state == 'cancelled'
for product in order.products
order_txts.push(product.name + ' (' + product['number'] + ')')
row.append($('<td></td>').text(order_txts.join(', ')))
row.append($('<td class="currency"></td>').html(currency(order.total_amount)))
foot.append('<tr><td></td><td class="currency"><strong>'+currency(res.total_amount)+'</strong></td></tr>')
order.products_display = order_txts.join(', ')
body.append @mustache('#active-list-orders-template', m_obj)
foot.append @mustache('#active-list-orders-footer-template', m_obj)
order_selected_products: ()->
return if $.isEmptyObject(window.active_products_list)
h = {}
match = window.document.URL.toString().match('table_id=([0-9a-zA-Z]+)')
h['table_id'] = match[1] if match
for product_id, info of window.active_products_list
h['products['+product_id+']'] = info.number
for product_id, number of window.active_products_list
h['products['+product_id+']'] = number
$.post(data_host + '/user/order_selected_products', $.extend(h, authentication_object), ((res) -> Quser.handle_response(res)), 'json')
handle_response: (res) ->
if(typeof(res) == 'string')
@@ -215,21 +219,17 @@ window.Quser=
else
redirect_to res.location || 'list_products' if res['ok']
build_product_list: ->
table = $('#active-order-table')
tbody = table.find('tbody')
tbody = $('<tbody></tbody>').appendTo(table) unless tbody.length
tbody.find('tr').remove()
total = 0.0
for product_id, info of window.active_products_list
total += info.product.price * info.number
row = $('<tr></tr>').attr('id', 'active-order-row-'+product_id).appendTo(tbody)
row.append('<td>'+info.product.name+'</td>')
row.append('<td>'+info.number+'</td>')
row.append('<td class="currency">'+currency(info.product.price * info.number)+'</td>')
x_btn = $('<button class="btn btn-warning btn-mini">x</button>').click(-> delete(window.active_products_list[product_id]) && Quser.build_product_list() )
row.append($('<td></td>').append(x_btn))
$('#active-order-total').html(currency(total))
table.show()
h = {products: []}
for product_id, number of window.active_products_list
product = window.products[product_id]
product.number = number
product.product_total = product.price * number
h.products.push product
total += product.price * number
h.total = total
$('#active-order-container').html @mustache('#active-order-template', h)
Qupdate('#active-order-container')
load_active_list_products: ->
Quser.populate_products_table('/user/list_products.json?'+authentication_string)
@@ -256,40 +256,39 @@ window.Quser=
if res.supplier_name
$('.supplier-name').text(res.supplier_name)
delete(res['supplier_name'])
window.products = {}
body.find('tr').remove()
script_id = if include_order_buttons then '#products-category-for-order-template' else '#products-category-template'
for category, products of res
body.append('<tr><td colspan="4"><h4>'+category+'<h4></td></tr>')
body.append Quser.mustache(script_id,
category: category,
products: products,
include_order_buttons: include_order_buttons
)
for product in products
row = $('<tr></tr>')
row.append('<td>'+product.name+'</td>')
if include_order_buttons
button = $('<button class="btn btn-mini btn-primary">Add</button>')
callback = ((prod) ->
->
product_count_holder = $('#order-product-count-'+prod._id)
count = parseInt(product_count_holder.text())
product_count_holder.text(1)
Quser.add_product(prod, count)
)(product)
button.click(callback)
order_product_count = $('<span id="order-product-count-'+product._id+'" class="order-product-count">1</span>')
order_count_minus = $('<span class="btn btn-info btn-mini">-</span>')
order_count_minus.click(->
val_holder = $(this).siblings('.order-product-count')
val = parseInt(val_holder.text())
val_holder.text(val - 1) if val > 1
)
order_count_plus = $('<span class="btn btn-info btn-mini">+</span>')
order_count_plus.click(->
val_holder = $(this).siblings('.order-product-count')
val = parseInt(val_holder.text())
val_holder.text(val + 1)
)
row.append($('<td class="order-count-cell"></td>').append(order_count_minus).append('&nbsp;').append(order_product_count).append('&nbsp;').append(order_count_plus))
row.append('<td>'+currency(product.price)+'</td>')
row.append($('<td></td>').append(button)) if include_order_buttons
body.append(row)
window.products[product._id] = product
)
increment_products_counter: (product_id)->
product_count_holder = $('#order-product-count-'+product_id)
count = parseInt(product_count_holder.text())
product_count_holder.text(count + 1)
false
lower_products_counter: (product_id)->
product_count_holder = $('#order-product-count-'+product_id)
count = parseInt(product_count_holder.text())
product_count_holder.text(count - 1)
false
add_product_to_order: (product_id, context) ->
product_count_holder = $('#order-product-count-'+product_id)
count = parseInt(product_count_holder.text())
count ||= 1
product_count_holder.text(1)
window.active_products_list ||= {}
window.active_products_list[product_id] ||= 0
window.active_products_list[product_id] += count
delete(window.active_products_list[product_id]) if window.active_products_list[product_id] < 1
Quser.build_product_list()
false
actions_for_table: (table)->
table = JSON.parse(table) if typeof(table) == 'string'
$.getJSON(data_host + '/user/table_info.json?'+authentication_string+'&table_id='+table.table_id, (res)->
@@ -357,11 +356,11 @@ window.Quser=
else
redirect_to 'user_root', {message: 'join_request_rejected'}
)
add_product: (product, count) ->
add_product: (product_id, count) ->
count ||= 1
window.active_products_list = {} unless window.active_products_list
window.active_products_list[product._id] = {product: product, number: 0} unless window.active_products_list[product._id]
window.active_products_list[product._id].number += count
window.active_products_list ||= {}
window.active_products_list[product_id] ||= 0
window.active_products_list[product_id] += count
Quser.build_product_list()
clear_selected_products: ->
window.active_products_list = {}
@@ -0,0 +1,6 @@
{{#orders}}
<tr class="{{state}}">
<td>{{products_display}}</td>
<td class="currency">{{#currency}}{{total_amount}}{{/currency}}</td>
</tr>
{{/orders}}
@@ -0,0 +1 @@
<tr><td></td><td class="currency"><strong>{{#currency}}{{total_amount}}{{/currency}}</strong></td></tr>
+29
View File
@@ -0,0 +1,29 @@
<table id="active-order-table" class="table">
<thead>
<tr>
<th data-t="models.product"></th>
<th>#</th>
<th class="currency" data-t="basket.total"></th>
<th></th>
</tr>
</thead>
<tbody>
{{#products}}
<tr>
<td>{{name}}</td>
<td>{{number}}</td>
<td class="currency">{{#currency}}{{product_total}}{{/currency}}</td>
</tr>
{{/products}}
</tbody>
<tfoot>
<tr>
<td colspan="2">
<button class="btn btn-primary" onClick="Quser.handle_active_list(function(){Quser.order_selected_products()})" data-t="selected_products.order"></button>
<button class="btn btn btn-warning" onClick="Quser.clear_selected_products()" data-t="selected_products.clear"></button>
</td>
<td class="currency"><strong id="active-order-total">{{#currency}}{{total}}{{/currency}}</strong></td>
<td></td>
<tr>
</tfoot>
</table>
@@ -0,0 +1,7 @@
<tr><td colspan="2"><h4>{{category}}</h4></td></tr>
{{#products}}
<tr>
<td>{{name}}</td>
<td>{{#currency}}{{price}}{{/currency}}</td>
</tr>
{{/products}}
@@ -0,0 +1,13 @@
<tr><td colspan="4"><h4>{{category}}</h4></td></tr>
{{#products}}
<tr>
<td>{{name}}</td>
<td class="order-count-cell">
<span class="btn btn-info btn-mini" onclick="Quser.lower_products_counter('{{_id}}')">-</span>
<span id="order-product-count-{{_id}}" class="order-product-count">1</span>
<span class="btn btn-info btn-mini" onclick="Quser.increment_products_counter('{{_id}}')">+</span>
</td>
<td>{{#currency}}{{price}}{{/currency}}</td>
<td><button class="btn btn-mini btn-primary" onclick="Quser.add_product_to_order('{{_id}}', this)">Add</button></td>
</tr>
{{/products}}
+1 -1
View File
@@ -17,7 +17,7 @@ html lang="en"
link href="/images/apple-touch-icon.png" rel="apple-touch-icon-precomposed"
link href="/favicon.ico" rel="shortcut icon"
javascript:
var data_host = '#{Rails.env == 'development' ? 'http://localhost:3000' : 'http://data.qwaiter.com' }';
var data_host = '#{Rails.env == 'development' ? 'http://qwaiter.dev' : 'http://data.qwaiter.com' }';
//var data_host = 'http://localhost:3000';
//data_host = 'http://192.168.1.148:3000';
var $locale = 'en';
+2
View File
@@ -16,6 +16,8 @@
tr
td colspan=2 = slider_image
tfoot
script#active-list-orders-template[type="text/html"]= render 'active_list_orders.mustache'
script#active-list-orders-footer-template[type="text/html"]= render 'active_list_orders_footer.mustache'
- content_for :footer do
javascript:
jQuery(function(){
+4 -17
View File
@@ -11,23 +11,10 @@
tbody
tr
td= slider_image
table#active-order-table.table.hide
thead
tr
th data-t="models.product"= Product.model_name.human
th #
th.currency data-t="basket.total"= t('user.basket.total')
th
tbody
tfoot
tr
td colspan=2
button class="btn btn-primary" onClick="Quser.handle_active_list(function(){Quser.order_selected_products()})" data-t="selected_products.order"= t('selected_products.order')
|&nbsp;
button class="btn btn btn-warning" onClick="Quser.clear_selected_products()" data-t="selected_products.clear"= t('selected_products.clear')
td.currency
strong#active-order-total
td
#active-order-container
script#products-category-template[type="text/html"]= render 'products_category.mustache'
script#products-category-for-order-template[type="text/html"]= render 'products_category_for_order.mustache'
script#active-order-template[type="text/html"]= render 'active_order.mustache'
- content_for :footer do
javascript:
jQuery(function(){
@@ -24,6 +24,8 @@
td.currency
strong#active-order-total
td
script#products-category-template[type="text/html"]= render 'products_category.mustache'
script#products-category-for-order-template[type="text/html"]= render 'products_category_for_order.mustache'
- content_for :footer do
javascript:
jQuery(function(){
@@ -0,0 +1,11 @@
module MustacheTemplateHandler
def self.call(template)
if template.locals.include? :locals
"Mustache.render(#{template.source.inspect}, locals).html_safe"
else
"#{template.source.inspect}.html_safe"
end
end
end
ActionView::Template.register_template_handler(:mustache, MustacheTemplateHandler)
ActionController::Base.view_paths << Rails.root.join('app', 'templates')
+625
View File
@@ -0,0 +1,625 @@
/*!
* mustache.js - Logic-less {{mustache}} templates with JavaScript
* http://github.com/janl/mustache.js
*/
/*global define: false*/
var Mustache;
(function (exports) {
if (typeof module !== "undefined" && module.exports) {
module.exports = exports; // CommonJS
} else if (typeof define === "function") {
define(exports); // AMD
} else {
Mustache = exports; // <script>
}
}((function () {
var exports = {};
exports.name = "mustache.js";
exports.version = "0.7.0";
exports.tags = ["{{", "}}"];
exports.Scanner = Scanner;
exports.Context = Context;
exports.Writer = Writer;
var whiteRe = /\s*/;
var spaceRe = /\s+/;
var nonSpaceRe = /\S/;
var eqRe = /\s*=/;
var curlyRe = /\s*\}/;
var tagRe = /#|\^|\/|>|\{|&|=|!/;
// Workaround for https://issues.apache.org/jira/browse/COUCHDB-577
// See https://github.com/janl/mustache.js/issues/189
function testRe(re, string) {
return RegExp.prototype.test.call(re, string);
}
function isWhitespace(string) {
return !testRe(nonSpaceRe, string);
}
var isArray = Array.isArray || function (obj) {
return Object.prototype.toString.call(obj) === "[object Array]";
};
function escapeRe(string) {
return string.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&");
}
var entityMap = {
"&": "&amp;",
"<": "&lt;",
">": "&gt;",
'"': '&quot;',
"'": '&#39;',
"/": '&#x2F;'
};
function escapeHtml(string) {
return String(string).replace(/[&<>"'\/]/g, function (s) {
return entityMap[s];
});
}
// Export the escaping function so that the user may override it.
// See https://github.com/janl/mustache.js/issues/244
exports.escape = escapeHtml;
function Scanner(string) {
this.string = string;
this.tail = string;
this.pos = 0;
}
/**
* Returns `true` if the tail is empty (end of string).
*/
Scanner.prototype.eos = function () {
return this.tail === "";
};
/**
* Tries to match the given regular expression at the current position.
* Returns the matched text if it can match, the empty string otherwise.
*/
Scanner.prototype.scan = function (re) {
var match = this.tail.match(re);
if (match && match.index === 0) {
this.tail = this.tail.substring(match[0].length);
this.pos += match[0].length;
return match[0];
}
return "";
};
/**
* Skips all text until the given regular expression can be matched. Returns
* the skipped string, which is the entire tail if no match can be made.
*/
Scanner.prototype.scanUntil = function (re) {
var match, pos = this.tail.search(re);
switch (pos) {
case -1:
match = this.tail;
this.pos += this.tail.length;
this.tail = "";
break;
case 0:
match = "";
break;
default:
match = this.tail.substring(0, pos);
this.tail = this.tail.substring(pos);
this.pos += pos;
}
return match;
};
function Context(view, parent) {
this.view = view;
this.parent = parent;
this.clearCache();
}
Context.make = function (view) {
return (view instanceof Context) ? view : new Context(view);
};
Context.prototype.clearCache = function () {
this._cache = {};
};
Context.prototype.push = function (view) {
return new Context(view, this);
};
Context.prototype.lookup = function (name) {
var value = this._cache[name];
if (!value) {
if (name === ".") {
value = this.view;
} else {
var context = this;
while (context) {
if (name.indexOf(".") > 0) {
var names = name.split("."), i = 0;
value = context.view;
while (value && i < names.length) {
value = value[names[i++]];
}
} else {
value = context.view[name];
}
if (value != null) {
break;
}
context = context.parent;
}
}
this._cache[name] = value;
}
if (typeof value === "function") {
value = value.call(this.view);
}
return value;
};
function Writer() {
this.clearCache();
}
Writer.prototype.clearCache = function () {
this._cache = {};
this._partialCache = {};
};
Writer.prototype.compile = function (template, tags) {
var fn = this._cache[template];
if (!fn) {
var tokens = exports.parse(template, tags);
fn = this._cache[template] = this.compileTokens(tokens, template);
}
return fn;
};
Writer.prototype.compilePartial = function (name, template, tags) {
var fn = this.compile(template, tags);
this._partialCache[name] = fn;
return fn;
};
Writer.prototype.compileTokens = function (tokens, template) {
var fn = compileTokens(tokens);
var self = this;
return function (view, partials) {
if (partials) {
if (typeof partials === "function") {
self._loadPartial = partials;
} else {
for (var name in partials) {
self.compilePartial(name, partials[name]);
}
}
}
return fn(self, Context.make(view), template);
};
};
Writer.prototype.render = function (template, view, partials) {
return this.compile(template)(view, partials);
};
Writer.prototype._section = function (name, context, text, callback) {
var value = context.lookup(name);
switch (typeof value) {
case "object":
if (isArray(value)) {
var buffer = "";
for (var i = 0, len = value.length; i < len; ++i) {
buffer += callback(this, context.push(value[i]));
}
return buffer;
}
return value ? callback(this, context.push(value)) : "";
case "function":
var self = this;
var scopedRender = function (template) {
return self.render(template, context);
};
var result = value.call(context.view, text, scopedRender);
return result != null ? result : "";
default:
if (value) {
return callback(this, context);
}
}
return "";
};
Writer.prototype._inverted = function (name, context, callback) {
var value = context.lookup(name);
// Use JavaScript's definition of falsy. Include empty arrays.
// See https://github.com/janl/mustache.js/issues/186
if (!value || (isArray(value) && value.length === 0)) {
return callback(this, context);
}
return "";
};
Writer.prototype._partial = function (name, context) {
if (!(name in this._partialCache) && this._loadPartial) {
this.compilePartial(name, this._loadPartial(name));
}
var fn = this._partialCache[name];
return fn ? fn(context) : "";
};
Writer.prototype._name = function (name, context) {
var value = context.lookup(name);
if (typeof value === "function") {
value = value.call(context.view);
}
return (value == null) ? "" : String(value);
};
Writer.prototype._escaped = function (name, context) {
return exports.escape(this._name(name, context));
};
/**
* Calculates the bounds of the section represented by the given `token` in
* the original template by drilling down into nested sections to find the
* last token that is part of that section. Returns an array of [start, end].
*/
function sectionBounds(token) {
var start = token[3];
var end = start;
var tokens;
while ((tokens = token[4]) && tokens.length) {
token = tokens[tokens.length - 1];
end = token[3];
}
return [start, end];
}
/**
* Low-level function that compiles the given `tokens` into a function
* that accepts three arguments: a Writer, a Context, and the template.
*/
function compileTokens(tokens) {
var subRenders = {};
function subRender(i, tokens, template) {
if (!subRenders[i]) {
var fn = compileTokens(tokens);
subRenders[i] = function (writer, context) {
return fn(writer, context, template);
};
}
return subRenders[i];
}
return function (writer, context, template) {
var buffer = "";
var token, sectionText;
for (var i = 0, len = tokens.length; i < len; ++i) {
token = tokens[i];
switch (token[0]) {
case "#":
sectionText = template.slice.apply(template, sectionBounds(token));
buffer += writer._section(token[1], context, sectionText, subRender(i, token[4], template));
break;
case "^":
buffer += writer._inverted(token[1], context, subRender(i, token[4], template));
break;
case ">":
buffer += writer._partial(token[1], context);
break;
case "&":
buffer += writer._name(token[1], context);
break;
case "name":
buffer += writer._escaped(token[1], context);
break;
case "text":
buffer += token[1];
break;
}
}
return buffer;
};
}
/**
* Forms the given array of `tokens` into a nested tree structure where
* tokens that represent a section have a fifth item: an array that contains
* all tokens in that section.
*/
function nestTokens(tokens) {
var tree = [];
var collector = tree;
var sections = [];
var token, section;
for (var i = 0; i < tokens.length; ++i) {
token = tokens[i];
switch (token[0]) {
case "#":
case "^":
token[4] = [];
sections.push(token);
collector.push(token);
collector = token[4];
break;
case "/":
if (sections.length === 0) {
throw new Error("Unopened section: " + token[1]);
}
section = sections.pop();
if (section[1] !== token[1]) {
throw new Error("Unclosed section: " + section[1]);
}
if (sections.length > 0) {
collector = sections[sections.length - 1][4];
} else {
collector = tree;
}
break;
default:
collector.push(token);
}
}
// Make sure there were no open sections when we're done.
section = sections.pop();
if (section) {
throw new Error("Unclosed section: " + section[1]);
}
return tree;
}
/**
* Combines the values of consecutive text tokens in the given `tokens` array
* to a single token.
*/
function squashTokens(tokens) {
var token, lastToken, squashedTokens = [];
for (var i = 0; i < tokens.length; ++i) {
token = tokens[i];
if (lastToken && lastToken[0] === "text" && token[0] === "text") {
lastToken[1] += token[1];
lastToken[3] = token[3];
} else {
lastToken = token;
squashedTokens.push(token);
}
}
return squashedTokens;
}
function escapeTags(tags) {
if (tags.length !== 2) {
throw new Error("Invalid tags: " + tags.join(" "));
}
return [
new RegExp(escapeRe(tags[0]) + "\\s*"),
new RegExp("\\s*" + escapeRe(tags[1]))
];
}
/**
* Breaks up the given `template` string into a tree of token objects. If
* `tags` is given here it must be an array with two string values: the
* opening and closing tags used in the template (e.g. ["<%", "%>"]). Of
* course, the default is to use mustaches (i.e. Mustache.tags).
*/
exports.parse = function (template, tags) {
tags = tags || exports.tags;
var tagRes = escapeTags(tags);
var scanner = new Scanner(template);
var tokens = [], // Buffer to hold the tokens
spaces = [], // Indices of whitespace tokens on the current line
hasTag = false, // Is there a {{tag}} on the current line?
nonSpace = false; // Is there a non-space char on the current line?
// Strips all whitespace tokens array for the current line
// if there was a {{#tag}} on it and otherwise only space.
function stripSpace() {
if (hasTag && !nonSpace) {
while (spaces.length) {
tokens.splice(spaces.pop(), 1);
}
} else {
spaces = [];
}
hasTag = false;
nonSpace = false;
}
var start, type, value, chr;
while (!scanner.eos()) {
start = scanner.pos;
value = scanner.scanUntil(tagRes[0]);
if (value) {
for (var i = 0, len = value.length; i < len; ++i) {
chr = value.charAt(i);
if (isWhitespace(chr)) {
spaces.push(tokens.length);
} else {
nonSpace = true;
}
tokens.push(["text", chr, start, start + 1]);
start += 1;
if (chr === "\n") {
stripSpace(); // Check for whitespace on the current line.
}
}
}
start = scanner.pos;
// Match the opening tag.
if (!scanner.scan(tagRes[0])) {
break;
}
hasTag = true;
type = scanner.scan(tagRe) || "name";
// Skip any whitespace between tag and value.
scanner.scan(whiteRe);
// Extract the tag value.
if (type === "=") {
value = scanner.scanUntil(eqRe);
scanner.scan(eqRe);
scanner.scanUntil(tagRes[1]);
} else if (type === "{") {
var closeRe = new RegExp("\\s*" + escapeRe("}" + tags[1]));
value = scanner.scanUntil(closeRe);
scanner.scan(curlyRe);
scanner.scanUntil(tagRes[1]);
type = "&";
} else {
value = scanner.scanUntil(tagRes[1]);
}
// Match the closing tag.
if (!scanner.scan(tagRes[1])) {
throw new Error("Unclosed tag at " + scanner.pos);
}
tokens.push([type, value, start, scanner.pos]);
if (type === "name" || type === "{" || type === "&") {
nonSpace = true;
}
// Set the tags for the next time around.
if (type === "=") {
tags = value.split(spaceRe);
tagRes = escapeTags(tags);
}
}
tokens = squashTokens(tokens);
return nestTokens(tokens);
};
// The high-level clearCache, compile, compilePartial, and render functions
// use this default writer.
var _writer = new Writer();
/**
* Clears all cached templates and partials in the default writer.
*/
exports.clearCache = function () {
return _writer.clearCache();
};
/**
* Compiles the given `template` to a reusable function using the default
* writer.
*/
exports.compile = function (template, tags) {
return _writer.compile(template, tags);
};
/**
* Compiles the partial with the given `name` and `template` to a reusable
* function using the default writer.
*/
exports.compilePartial = function (name, template, tags) {
return _writer.compilePartial(name, template, tags);
};
/**
* Compiles the given array of tokens (the output of a parse) to a reusable
* function using the default writer.
*/
exports.compileTokens = function (tokens, template) {
return _writer.compileTokens(tokens, template);
};
/**
* Renders the `template` with the given `view` and `partials` using the
* default writer.
*/
exports.render = function (template, view, partials) {
return _writer.render(template, view, partials);
};
// This is here for backwards compatibility with 0.4.x.
exports.to_html = function (template, view, partials, send) {
var result = exports.render(template, view, partials);
if (typeof send === "function") {
send(result);
} else {
return result;
}
};
return exports;
}())));