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more helper support

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This commit is contained in:
David Greenspan
2013-06-17 11:14:48 -07:00
parent cd8bf66822
commit 7eefb313ef
2 changed files with 36 additions and 9 deletions
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27
packages/spacebars/spacebars.js
View File

@@ -628,6 +628,18 @@ Spacebars.compile = function (inputString) {
return parts.join('+');
};*/
var codeGenBasicStache = function (tag, funcInfo) {
funcInfo.usedSelf = true;
var code = 'self.lookup(' + toJSLiteral(tag.path[0]) + ')';
if (tag.path.length > 1) {
code = 'Spacebars.index(' + code + ', ' +
_.map(tag.path.slice(1), toJSLiteral).join(', ') + ')';
}
// XXX pass args to `call`
code = 'String(Spacebars.call(' + code + '))';
return code;
};
// Return the source code of a string or (reactive) function
// (if necessary).
var interpolate = function (strOrArray, funcInfo, interpolateMode) {
@@ -655,15 +667,7 @@ Spacebars.compile = function (inputString) {
tag.type === 'DOUBLE')
throw new Error("Can only have triple-stache for dynamic attributes");
funcInfo.usedSelf = true;
var code = 'self.lookup(' + toJSLiteral(tag.path[0]) + ')';
if (tag.path.length > 1) {
code = 'Spacebars.index(' + code + ', ' +
_.map(tag.path.slice(1), toJSLiteral).join(', ') + ')';
}
// XXX pass args to `call`
code = 'String(Spacebars.call(' + code + '))';
parts.push(code);
parts.push(codeGenBasicStache(tag, funcInfo));
break;
default:
throw new Error("Unknown stache tag type: " + tag.type);
@@ -712,6 +716,11 @@ Spacebars.compile = function (inputString) {
break;
case 'DOUBLE':
case 'TRIPLE':
bodyLines.push(
'buf.' +
(tag.type === 'TRIPLE' ? 'rawHtml' : 'text') +
'(' + codeGenBasicStache(tag, funcInfo) +
');');
// XXX implement
break;
case 'COMMENT':

18
packages/spacebars/spacebars_tests.js
View File

@@ -357,4 +357,22 @@ Tinytest.add("spacebars - compiler", function (test) {
' var self = this;',
' buf.openTag("a", {"foo": function () { return String(Spacebars.call(Spacebars.index(self.lookup("bar"), "baz"))); }});',
'}');
run('foo {{bar}} baz',
'function (buf) {',
' var self = this;',
' buf.text("foo ");',
' buf.text(String(Spacebars.call(self.lookup("bar"))));',
' buf.text(" baz");',
'}');
run('foo {{{bar}}} baz',
'function (buf) {',
' var self = this;',
' buf.text("foo ");',
' buf.rawHtml(String(Spacebars.call(self.lookup("bar"))));',
' buf.text(" baz");',
'}');
});