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import parser to support nested tags

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This commit is contained in:
harttle
2016-06-17 03:38:03 +08:00
parent a842284628
commit 8b9e9f759a
13 changed files with 340 additions and 161 deletions
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test/filters.js
+10 -1
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@@ -7,12 +7,21 @@ function test(src, dst) {
ctx = {
date: new Date(),
foo: 'bar',
arr: [-2, 'a']
arr: [-2, 'a'],
obj: {
foo: 'bar'
}
};
expect(liquid.render(src, ctx)).to.equal(dst);
}
describe('filters', function() {
it('should output object', function(){
test('{{obj}}', '{"foo":"bar"}');
});
it('should output array', function(){
test('{{arr}}', '[-2,"a"]');
});
it('should support abs', function() {
test('{{ -3 | abs }}', '3');
test('{{ arr[0] | abs }}', '2');
test/render.js
+17 -49
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@@ -9,14 +9,14 @@ var tag = require('../tag.js')();
var Scope = require('../scope.js');
var filter = require('../filter')();
var Render = require('../render.js')(filter, tag);
var render = Render.render;
var render = Render.renderTemplates;
var evalExp = Render.evalExp;
var evalFilter = Render.evalFilter;
describe('render', function() {
var scope, htmlToken, tagToken, filterToken;
var scope;
before(function() {
beforeEach(function() {
scope = Scope.factory({
one: 1,
two: 2,
@@ -25,70 +25,38 @@ describe('render', function() {
bar: ['a', 2]
}
});
tagToken = {
type: 'tag',
value: 'foo bar:x foo:"FOO" num:2.3',
name: 'foo',
args: 'bar:x foo:"FOO" num:2.3'
};
htmlToken = {
type: 'html',
value: '<p>'
};
filterToken = {
type: 'output',
value: 'foo.bar[0] | date: "b" | time:2'
};
});
beforeEach(function(){
filter.clear();
tag.clear();
});
it('should render html', function() {
expect(render([htmlToken], scope)).to.equal('<p>');
expect(render([{
type: 'html',
value: '<p>'
}], scope)).to.equal('<p>');
});
it('should render with tag function', function() {
tag.register('foo', {
render: x => 'X'
});
expect(render([tagToken], scope)).to.equal('X');
});
it('should call tag with correct arguments', function() {
var spy = sinon.spy();
tag.register('foo', { render: spy });
render([tagToken], scope);
expect(spy).to.have.been.calledWithMatch([], scope, tagToken, {
bar: 'XXX',
foo: 'FOO',
num: 2.3
});
});
it('should render with filter function', function() {
filter.register('date', (l, r) => l + r);
filter.register('time', (l, r) => l + 3*r);
expect(render([filterToken], scope)).to.equal('ab6');
});
it('should call filter with correct arguments', function() {
it('should eval filter with correct arguments', function() {
var date = sinon.stub().returns('y');
var time = sinon.spy();
filter.register('date', date);
filter.register('time', time);
render([filterToken], scope);
evalFilter('foo.bar[0] | date: "b" | time:2', scope);
expect(date).to.have.been.calledWith('a', 'b');
expect(time).to.have.been.calledWith('y', 2);
});
it('should eval expression', function(){
it('should eval filter', function() {
filter.register('date', (l, r) => l + r);
filter.register('time', (l, r) => l + 3 * r);
expect(evalFilter('foo.bar[0] | date: "b" | time:2', scope)).to.equal('ab6');
});
it('should eval expression', function() {
expect(evalExp('1<2', scope)).to.equal(true);
expect(evalExp('2<=2', scope)).to.equal(true);
expect(evalExp('one<=two', scope)).to.equal(true);
expect(function(){
expect(function() {
evalExp('1 contains "x"', scope);
}).to.throw();
expect(evalExp('x contains "x"', scope)).to.equal(false);
test/tag.js
+3 -3
View File
@@ -52,7 +52,7 @@ describe('tag', function() {
type: 'tag',
value: 'foo',
name: 'foo'
}).render(tokens, scope);
}).render(scope);
expect(spy).to.have.been.called;
});
@@ -68,8 +68,8 @@ describe('tag', function() {
name: 'foo',
args: 'aa:foo bb: arr[0] cc: 2.3'
};
tag.construct(token).render(tokens, scope);
expect(spy).to.have.been.calledWithMatch(tokens, scope, token, {
tag.construct(token).render(scope);
expect(spy).to.have.been.calledWithMatch(scope, {
aa: 'bar',
bb: 2,
cc: 2.3
test/tags.js
+40 -28
View File
@@ -8,7 +8,7 @@ function test(src, dst) {
expect(liquid.render(src, ctx)).to.equal(dst);
}
function testThrow (src, pattern) {
function testThrow(src, pattern) {
expect(function() {
liquid.render(src, ctx);
}).to.throw(pattern);
@@ -22,36 +22,44 @@ describe('tags', function() {
leq: '<=',
empty: '',
foo: 'bar',
arr: [-2, 'a']
arr: [-2, 'a', {
foo: 'bar'
}],
emptyArray: []
};
});
it('should support assign', function() {
test('{% assign foo="bar"%}{{foo}}', 'bar');
});
it('should support case', function() {
testThrow('{% case "foo"%}', /case "foo" not closed/);
test('{% case "foo"%}' +
'{% when "foo" %}foo{% when "bar"%}bar' +
'{%endcase%}', 'foo');
test('{% case empty %}' +
'{% when "foo" %}foo{% when ""%}bar' +
'{%endcase%}', 'bar');
test('{% case false %}' +
'{% when "foo" %}foo{% when ""%}bar' +
'{%endcase%}', '');
test('{% case "a" %}' +
'{% when "b" %}b{% when "c"%}c{%else %}d' +
'{%endcase%}', 'd');
});
//it('should support assign', function() {
//test('{% assign foo="bar"%}{{foo}}', 'bar');
//});
//it('should support case', function() {
//testThrow('{% case "foo"%}', /case "foo" not closed/);
//test('{% case "foo"%}' +
//'{% when "foo" %}foo{% when "bar"%}bar' +
//'{%endcase%}', 'foo');
//test('{% case empty %}' +
//'{% when "foo" %}foo{% when ""%}bar' +
//'{%endcase%}', 'bar');
//test('{% case false %}' +
//'{% when "foo" %}foo{% when ""%}bar' +
//'{%endcase%}', '');
//test('{% case "a" %}' +
//'{% when "b" %}b{% when "c"%}c{%else %}d' +
//'{%endcase%}', 'd');
//});
it('should support if', function() {
testThrow('{% if false%}yes', /tag {% if false%} not closed/);
test('{%if emptyArray%}a{%endif%}', '');
test('{% if 2==3 %}yes{%else%}no{%endif%}', 'no');
test('{% if 1==2 and one<two %}a{%endif%}', '');
test('{% if false %}yes{%else%}no{%endif%}', 'no');
test('{% if false %}1{%elsif true%}2{%else%}3{%endif%}', '2');
test('{%if false%}{%if true%}{%else%}a{%endif%}{%endif%}', '');
});
it('should support unless', function() {
test('{% unless 1 %}yes{%else%}no{%endunless%}', 'no');
testThrow('{% unless 1>2 %}yes', /tag {% unless 1>2 %} not closed/);
test('{% unless 1>2 %}yes{%endunless%}', 'yes');
});
@@ -60,13 +68,17 @@ describe('tags', function() {
testThrow('{% capture = %}{%endcapture%}', /= not valid identifier/);
});
it('should support increment', function() {
test('{% increment foo %}{%increment foo%}{{foo}}', '2');
test('{% increment one %}{{one}}', '2');
});
//it('should support for', function() {
//test('{%for i in arr%}{{"a" | capitalize}}{%endcapture%}{{f}}', 'A');
//});
it('should support decrement', function() {
test('{% decrement foo %}{%decrement foo%}{{foo}}', '-2');
test('{% decrement one %}{{one}}', '0');
});
//it('should support increment', function() {
//test('{% increment foo %}{%increment foo%}{{foo}}', '2');
//test('{% increment one %}{{one}}', '2');
//});
//it('should support decrement', function() {
//test('{% decrement foo %}{%decrement foo%}{{foo}}', '-2');
//test('{% decrement one %}{{one}}', '0');
//});
});