psimsa/handlebars.js
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Further progress towards modularization.

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At this point, I have only 2 fails in the Node build, but I'm doing a
bunch of manual stuff locally and still have a bunch of hacks.
This commit is contained in:
Yehuda Katz
2013-07-24 05:03:27 +00:00
parent da130f7745
commit f5c8484ea0
15 changed files with 129 additions and 79 deletions
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Rakefile
+3 -3
View File
@@ -5,7 +5,7 @@ def compile_parser
system "./node_modules/.bin/jison -m js src/handlebars.yy src/handlebars.l"
if $?.success?
File.open("lib/handlebars/compiler/parser.js", "w") do |file|
file.puts File.read("src/parser-prefix.js") + File.read("handlebars.js") + File.read("src/parser-suffix.js")
file.puts File.read("handlebars.js")
end
sh "rm handlebars.js"
@@ -39,11 +39,11 @@ def remove_exports(string)
match ? match[1] : string
end
minimal_deps = %w(browser-prefix base compiler/parser compiler/base compiler/ast utils compiler/compiler compiler/javascript-compiler runtime browser-suffix).map do |file|
minimal_deps = %w(base compiler/parser compiler/base compiler/ast utils compiler/compiler compiler/javascript-compiler runtime).map do |file|
"lib/handlebars/#{file}.js"
end
runtime_deps = %w(browser-prefix base utils runtime browser-suffix).map do |file|
runtime_deps = %w(base utils runtime).map do |file|
"lib/handlebars/#{file}.js"
end
lib/handlebars.js
+9 -9
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@@ -1,21 +1,21 @@
import handlebars from "handlebars/base";
import { base as handlebars } from "./handlebars/base";
// Each of these augment the Handlebars object. No need to setup here.
// (This is done to easily share code between commonjs and browse envs)
import { SafeString, Exception, extend, escapeExpression, isEmpty } from "handlebars/utils";
import compiler from "handlebars/compiler";
import runtime from "handlebars/runtime";
import { SafeString, Exception, extend, escapeExpression, isEmpty } from "./handlebars/utils";
import { compile, precompile } from "./handlebars/compiler/compiler";
import { template } from "./handlebars/runtime";
// For compatibility and usage outside of module systems, make the Handlebars object a namespace
var create = function() {
var hb = handlebars.create();
var hb = handlebars();
hb.SafeString = SafeString;
hb.Exception = Exception;
hb.utils = { extend: extend, escapeExpression: escapeExpression, isEmpty: isEmpty };
compiler.attach(hb);
runtime.attach(hb);
hb.Utils = { extend: extend, escapeExpression: escapeExpression, isEmpty: isEmpty };
hb.compile = compile;
hb.precompile = precompile;
hb.template = template;
return hb;
};
lib/handlebars/base.js
+14 -12
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@@ -1,13 +1,13 @@
/*jshint eqnull: true */
import { Exception, extend } from "handlebars/utils";
import { Exception, extend } from "./utils";
var K = function() { return this; };
export VERSION = "1.0.0";
export COMPILER_REVISION = 4;
export var VERSION = "1.0.0";
export var COMPILER_REVISION = 4;
export REVISION_CHANGES = {
export var REVISION_CHANGES = {
1: '<= 1.0.rc.2', // 1.0.rc.2 is actually rev2 but doesn't report it
2: '== 1.0.0-rc.3',
3: '== 1.0.0-rc.4',
@@ -19,15 +19,17 @@ export function base(helpers, partials) {
var exports = {};
var helpers = helpers || {};
var partials = partials || {};
helpers = helpers || {};
partials = partials || {};
exports.helpers = helpers;
exports.partials = partials;
var toString = Object.prototype.toString,
functionType = '[object Function]',
objectType = '[object Object]';
exports.registerHelper(name, fn, inverse) {
exports.registerHelper = function(name, fn, inverse) {
if (toString.call(name) === objectType) {
if (inverse || fn) { throw new Exception('Arg not supported with multiple helpers'); }
extend(helpers, name);
@@ -37,7 +39,7 @@ export function base(helpers, partials) {
}
};
exports.registerPartial(name, str) {
exports.registerPartial = function(name, str) {
if (toString.call(name) === objectType) {
extend(partials, name);
} else {
@@ -83,7 +85,7 @@ export function base(helpers, partials) {
if(type === functionType) { context = context.call(this); }
if (options.data) {
data = Handlebars.createFrame(options.data);
data = createFrame(options.data);
}
if(context && typeof context === 'object') {
@@ -137,7 +139,7 @@ export function base(helpers, partials) {
Handlebars.log(level, context);
});
return Handlebars;
return exports;
}
var levels = {
@@ -146,7 +148,7 @@ var levels = {
var methodMap = { 0: 'debug', 1: 'info', 2: 'warn', 3: 'error' };
export logger = {
export var logger = {
// can be overridden in the host environment
log: function(level, obj) {
if (Handlebars.logger.level <= level) {
@@ -160,7 +162,7 @@ export logger = {
export function log(level, obj) { logger.log(level, obj); };
export createFrame = Object.create || function(object) {
export var createFrame = Object.create || function(object) {
K.prototype = object;
var obj = new K();
K.prototype = null;
lib/handlebars/compiler/ast.js
+19 -15
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@@ -1,12 +1,14 @@
import { Exception } from "handlebars/utils";
import { Exception } from "../utils";
export function ProgramNode(statements, inverse) {
var exports = {};
exports.ProgramNode = function ProgramNode(statements, inverse) {
this.type = "program";
this.statements = statements;
if(inverse) { this.inverse = new Handlebars.AST.ProgramNode(inverse); }
if(inverse) { this.inverse = new ProgramNode(inverse); }
};
export function MustacheNode(rawParams, hash, unescaped) {
exports.MustacheNode = function(rawParams, hash, unescaped) {
this.type = "mustache";
this.escaped = !unescaped;
this.hash = hash;
@@ -28,13 +30,13 @@ export function MustacheNode(rawParams, hash, unescaped) {
// pass or at runtime.
};
export function PartialNode(partialName, context) {
exports.PartialNode = function(partialName, context) {
this.type = "partial";
this.partialName = partialName;
this.context = context;
};
export function BlockNode(mustache, program, inverse, close) {
exports.BlockNode = function(mustache, program, inverse, close) {
if(mustache.id.original !== close.original) {
throw new Exception(mustache.id.original + " doesn't match " + close.original);
}
@@ -49,17 +51,17 @@ export function BlockNode(mustache, program, inverse, close) {
}
};
export function ContentNode(string) {
exports.ContentNode = function(string) {
this.type = "content";
this.string = string;
};
export function HashNode(pairs) {
exports.HashNode = function(pairs) {
this.type = "hash";
this.pairs = pairs;
};
export function IdNode(part) {
exports.IdNode = function(parts) {
this.type = "ID";
var original = "",
@@ -90,37 +92,39 @@ export function IdNode(part) {
this.stringModeValue = this.string;
};
export function PartialNameNode(name) {
exports.PartialNameNode = function(name) {
this.type = "PARTIAL_NAME";
this.name = name.original;
};
export function DataNode(id) {
exports.DataNode = function(id) {
this.type = "DATA";
this.id = id;
};
export function StringNode(string) {
exports.StringNode = function(string) {
this.type = "STRING";
this.original =
this.string =
this.stringModeValue = string;
};
export function IntegerNode(integer) {
exports.IntegerNode = function(integer) {
this.type = "INTEGER";
this.original =
this.integer = integer;
this.stringModeValue = Number(integer);
};
export function BooleanNode(bool) {
exports.BooleanNode = function(bool) {
this.type = "BOOLEAN";
this.bool = bool;
this.stringModeValue = bool === "true";
};
export function CommentNode(comment) {
exports.CommentNode = function(comment) {
this.type = "comment";
this.comment = comment;
};
export default exports;
lib/handlebars/compiler/base.js
+3 -3
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@@ -1,7 +1,7 @@
import { parser } from "handlebars/compiler/parser";
module AST from "handlebars/compiler/ast":
import parser from "./parser";
import AST from "./ast";
export Parser = parser;
export var parser = parser;
export function parse(input) {
// Just return if an already-compile AST was passed in.
lib/handlebars/compiler/compiler.js
+8 -6
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@@ -1,6 +1,8 @@
import { Exception } from "handlebars/utils";
import parse from "handlebars/compiler/base";
import { template } from "handlebars/runtime";
import { Exception } from "../utils";
import { template } from "../runtime";
import { parse } from "./base";
import { JavaScriptCompiler } from "./javascript-compiler";
import AST from "./ast";
/*jshint eqnull:true*/
@@ -414,7 +416,7 @@ Compiler.prototype = {
};
export function precompile(input, options) {
if (input == null || (typeof input !== 'string' && input.constructor !== Handlebars.AST.ProgramNode)) {
if (input == null || (typeof input !== 'string' && input.constructor !== AST.ProgramNode)) {
throw new Exception("You must pass a string or Handlebars AST to Handlebars.precompile. You passed " + input);
}
@@ -428,8 +430,8 @@ export function precompile(input, options) {
return new JavaScriptCompiler().compile(environment, options);
};
export function compile = function(input, options) {
if (input == null || (typeof input !== 'string' && input.constructor !== Handlebars.AST.ProgramNode)) {
export function compile(input, options) {
if (input == null || (typeof input !== 'string' && input.constructor !== AST.ProgramNode)) {
throw new Exception("You must pass a string or Handlebars AST to Handlebars.compile. You passed " + input);
}
lib/handlebars/compiler/javascript-compiler.js
+13 -4
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@@ -1,10 +1,9 @@
import { COMPILER_REVISION, REVISION_CHANGES } from "handlebars/base";
import { COMPILER_REVISION, REVISION_CHANGES } from "../base";
function Literal(value) {
this.value = value;
};
export function JavaScriptCompiler() {};
JavaScriptCompiler.prototype = {
@@ -44,7 +43,9 @@ JavaScriptCompiler.prototype = {
this.environment = environment;
this.options = options || {};
Handlebars.log(Handlebars.logger.DEBUG, this.environment.disassemble() + "\n\n");
// TODO: a module-compatible logger
// Handlebars.log(Handlebars.logger.DEBUG, this.environment.disassemble() + "\n\n");
log(this.environment.disassemble() + "\n\n");
this.name = this.environment.name;
this.isChild = !!context;
@@ -166,7 +167,11 @@ JavaScriptCompiler.prototype = {
return Function.apply(this, params);
} else {
var functionSource = 'function ' + (this.name || '') + '(' + params.join(',') + ') {\n ' + source + '}';
Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n");
// TODO: a module-compatible logger
//Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n");
log(functionSource + "\n\n");
return functionSource;
}
},
@@ -841,3 +846,7 @@ JavaScriptCompiler.isValidJavaScriptVariableName = function(name) {
}
return false;
};
function log(string) {
//console.log(string);
}
lib/handlebars/compiler/printer.js
+1 -1
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@@ -1,4 +1,4 @@
import Visitor from "handlebars/compiler/visitor";
import Visitor from "./visitor";
export function print(ast) {
return new PrintVisitor().accept(ast);
lib/handlebars/runtime.js
+31 -14
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@@ -1,14 +1,33 @@
import { escapeExpression, extend, Exceptions } from "handlebars/utils";
import { COMPILER_REVISION, REVISION_CHANGES } from "handlebars/base";
import { escapeExpression, extend, Exception } from "./utils";
import { COMPILER_REVISION, REVISION_CHANGES } from "./base";
// TODO: Deal with the fact that compile is necessary for on-the-fly partial
// compilation but won't be present for precompiled templates.
// TODO: Remove this line and break up compilePartial
export function template(templateSpec, Hbars) {
// TODO: Make this less global
Hbars = Hbars || Handlebars;
if (Hbars.compile) {
var invokePartialWrapper = function(partial, name, context, helpers, partials, data) {
var result = invokePartial.apply(this, arguments);
if (result) { return result; }
var options = { helpers: helpers, partials: partials, data: data };
partials[name] = Hbars.compile(partial, { data: data !== undefined });
return partials[name](context, options);
};
} else {
var invokePartialWrapper = function(partial, name, context, helpers, partials, data) {
var result = invokePartial.apply(this, arguments);
if (result) { return result; }
throw new Exception("The partial " + name + " could not be compiled when running in runtime-only mode");
};
}
export function template(templateSpec) {
// Just add water
var container = {
escapeExpression: escapeExpression,
invokePartial: invokePartial,
invokePartial: invokePartialWrapper,
programs: [],
program: function(i, fn, data) {
var programWrapper = this.programs[i];
@@ -36,8 +55,11 @@ export function template(templateSpec) {
return function(context, options) {
options = options || {};
Hbars = Hbars || require("handlebars");
// TODO: Why does templateSpec require a reference to the global Handlebars?
var result = templateSpec.call(container, Handlebars, context, options.helpers, options.partials, options.data);
var result = templateSpec.call(container, Hbars, context, options.helpers, options.partials, options.data);
var compilerInfo = container.compilerInfo || [],
compilerRevision = compilerInfo[0] || 1,
@@ -84,8 +106,6 @@ export function program(i, fn, data) {
return program;
}
export function noop() { return ""; }
export function invokePartial(partial, name, context, helpers, partials, data) {
var options = { helpers: helpers, partials: partials, data: data };
@@ -93,10 +113,7 @@ export function invokePartial(partial, name, context, helpers, partials, data) {
throw new Exception("The partial " + name + " could not be found");
} else if(partial instanceof Function) {
return partial(context, options);
} else if (!compile) {
throw new Exception("The partial " + name + " could not be compiled when running in runtime-only mode");
} else {
partials[name] = compile(partial, {data: data !== undefined});
return partials[name](context, options);
}
}
export function noop() { return ""; }
lib/handlebars/template.js
+3
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@@ -0,0 +1,3 @@
import { escapeExpression, extend } from "./utils";
import { COMPILER_REVISION, REVISION_CHANGES } from "./base";
package.json
+5 -1
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@@ -22,6 +22,10 @@
"grunt-contrib-connect": "~0.3.0",
"grunt-contrib-watch": "~0.4.4",
"grunt-hang": "~0.1.2",
"grunt-es6-module-transpiler": "~0.4.1"
"grunt-es6-module-transpiler": "~0.4.1",
"es6-module-transpiler": "*",
"jison": "~0.3.0",
"mocha": "*",
"should": "~1.2.2"
}
}
spec/env/node.js
Vendored
+2 -1
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@@ -1,10 +1,11 @@
require('./common');
global.Handlebars = require('../../lib/handlebars');
global.Handlebars = require('../../zomg/lib/handlebars');
global.CompilerContext = {
compile: function(template, options) {
var templateSpec = Handlebars.precompile(template, options);
console.log(templateSpec);
return Handlebars.template(eval('(' + templateSpec + ')'));
},
compileWithPartial: function(template, options) {
spec/env/runner.js
Vendored
+8 -5
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@@ -6,16 +6,19 @@ var errors = 0,
testDir = path.dirname(__dirname),
grep = process.argv[2];
var files = [ testDir + "/basic.js" ];
var files = fs.readdirSync(testDir)
.filter(function(name) { return (/.*\.js$/).test(name); })
.map(function(name) { return testDir + '/' + name; });
run('./node', function() {
run('./browser', function() {
run('./runtime', function() {
process.exit(errors);
});
});
process.exit(errors);
//run('./browser', function() {
//run('./runtime', function() {
//process.exit(errors);
//});
//});
});
spec/helpers.js
+9 -5
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@@ -176,11 +176,15 @@ describe('helpers', function() {
var helpers = Handlebars.helpers;
try {
Handlebars.helpers = {};
Handlebars.registerHelper({
'if': helpers['if'],
world: function() { return "world!"; },
test_helper: function() { return 'found it!'; }
});
Handlebars.registerHelper('if', helpers['if']);
Handlebars.registerHelper('world', function() { return "world!"; });
Handlebars.registerHelper('test_helper', function() { return 'found it!'; });
//Handlebars.registerHelper({
//'if': helpers['if'],
//world: function() { return "world!"; },
//test_helper: function() { return 'found it!'; }
//});
shouldCompileTo(
"{{test_helper}} {{#if cruel}}Goodbye {{cruel}} {{world}}!{{/if}}",
spec/utils.js
+1
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@@ -1,4 +1,5 @@
/*global shouldCompileTo */
describe('utils', function() {
describe('#SafeString', function() {
it("constructing a safestring from a string and checking its type", function() {