psimsa/handlebars.js
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Flag standalone nodes in the AST

Browse Source
This commit is contained in:
kpdecker
2014-07-13 08:25:28 -05:00
parent 6070179009
commit 50c657f138
2 changed files with 286 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
spec/ast.js
+148
View File
@@ -272,5 +272,153 @@ describe('ast', function() {
testColumns(inverse, 5, 6, 13, 0);
});
});
describe('standalone flags', function(){
describe('mustache', function() {
it('does not mark mustaches as standalone', function() {
var ast = Handlebars.parse(' {{comment}} ');
equals(ast.statements[0].omit, undefined);
equals(ast.statements[2].omit, undefined);
});
});
describe('blocks', function() {
it('marks block mustaches as standalone', function() {
var ast = Handlebars.parse(' {{# comment}} \nfoo\n {{else}} \n bar \n {{/comment}} '),
block = ast.statements[1];
equals(ast.statements[0].omit, true);
equals(block.program.statements[0].omit, true);
equals(block.program.statements[1].string, 'foo\n');
equals(block.program.statements[2].omit, true);
equals(block.inverse.statements[0].omit, true);
equals(block.inverse.statements[1].string, ' bar \n');
equals(block.inverse.statements[2].omit, true);
equals(ast.statements[2].omit, true);
});
it('marks initial block mustaches as standalone', function() {
var ast = Handlebars.parse('{{# comment}} \nfoo\n {{/comment}}'),
block = ast.statements[0];
equals(block.program.statements[0].omit, true);
equals(block.program.statements[1].string, 'foo\n');
equals(block.program.statements[2].omit, true);
});
it('marks mustaches with children as standalone', function() {
var ast = Handlebars.parse('{{# comment}} \n{{foo}}\n {{/comment}}'),
block = ast.statements[0];
equals(block.program.statements[0].omit, true);
equals(block.program.statements[1].id.original, 'foo');
equals(block.program.statements[2].omit, undefined);
equals(block.program.statements[3].omit, true);
});
it('marks nested block mustaches as standalone', function() {
var ast = Handlebars.parse('{{#foo}} \n{{# comment}} \nfoo\n {{else}} \n bar \n {{/comment}} \n{{/foo}}'),
statements = ast.statements[0].program.statements,
block = statements[1];
equals(statements[0].omit, true);
equals(block.program.statements[0].omit, true);
equals(block.program.statements[1].string, 'foo\n');
equals(block.program.statements[2].omit, true);
equals(block.inverse.statements[0].omit, true);
equals(block.inverse.statements[1].string, ' bar \n');
equals(block.inverse.statements[2].omit, true);
equals(statements[0].omit, true);
});
it('does not mark nested block mustaches as standalone', function() {
var ast = Handlebars.parse('{{#foo}} {{# comment}} \nfoo\n {{else}} \n bar \n {{/comment}} {{/foo}}'),
statements = ast.statements[0].program.statements,
block = statements[1];
equals(statements[0].omit, undefined);
equals(block.program.statements[0].omit, undefined);
equals(block.program.statements[1].string, 'foo\n');
equals(block.program.statements[2].omit, true);
equals(block.inverse.statements[0].omit, true);
equals(block.inverse.statements[1].string, ' bar \n');
equals(block.inverse.statements[2].omit, undefined);
equals(statements[0].omit, undefined);
});
it('does not mark nested initial block mustaches as standalone', function() {
var ast = Handlebars.parse('{{#foo}}{{# comment}} \nfoo\n {{else}} \n bar \n {{/comment}}{{/foo}}'),
statements = ast.statements[0].program.statements,
block = statements[0];
equals(block.program.statements[0].omit, undefined);
equals(block.program.statements[1].string, 'foo\n');
equals(block.program.statements[2].omit, true);
equals(block.inverse.statements[0].omit, true);
equals(block.inverse.statements[1].string, ' bar \n');
equals(block.inverse.statements[2].omit, undefined);
equals(statements[0].omit, undefined);
});
it('marks column 0 block mustaches as standalone', function() {
var ast = Handlebars.parse('test\n{{# comment}} \nfoo\n {{else}} \n bar \n {{/comment}} '),
block = ast.statements[1];
equals(ast.statements[0].omit, undefined);
equals(block.program.statements[0].omit, true);
equals(block.program.statements[1].string, 'foo\n');
equals(block.program.statements[2].omit, true);
equals(block.inverse.statements[0].omit, true);
equals(block.inverse.statements[1].string, ' bar \n');
equals(block.inverse.statements[2].omit, true);
equals(ast.statements[2].omit, true);
});
});
describe('partials', function() {
it('marks partial as standalone', function() {
var ast = Handlebars.parse('{{> partial }} ');
equals(ast.statements[1].omit, true);
});
it('marks indented partial as standalone', function() {
var ast = Handlebars.parse(' {{> partial }} ');
equals(ast.statements[0].omit, true);
equals(ast.statements[1].indent, ' ');
equals(ast.statements[2].omit, true);
});
it('marks those around content as not standalone', function() {
var ast = Handlebars.parse('a{{> partial }}');
equals(ast.statements[0].omit, undefined);
ast = Handlebars.parse('{{> partial }}a');
equals(ast.statements[1].omit, undefined);
});
});
describe('comments', function() {
it('marks comment as standalone', function() {
var ast = Handlebars.parse('{{! comment }} ');
equals(ast.statements[1].omit, true);
});
it('marks indented comment as standalone', function() {
var ast = Handlebars.parse(' {{! comment }} ');
equals(ast.statements[0].omit, true);
equals(ast.statements[2].omit, true);
});
it('marks those around content as not standalone', function() {
var ast = Handlebars.parse('a{{! comment }}');
equals(ast.statements[0].omit, undefined);
ast = Handlebars.parse('{{! comment }}a');
equals(ast.statements[1].omit, undefined);
});
});
});
});