handlebars
Advanced tools
Comparing version 1.0.9 to 1.0.10
@@ -25,7 +25,8 @@ /* | ||
// lib/handlebars/base.js | ||
// lib/handlebars/browser-prefix.js | ||
var Handlebars = {}; | ||
(function(Handlebars) { | ||
(function(Handlebars, undefined) { | ||
; | ||
// lib/handlebars/base.js | ||
@@ -155,7 +156,3 @@ Handlebars.VERSION = "1.0.0-rc.3"; | ||
Handlebars.registerHelper('unless', function(context, options) { | ||
var fn = options.fn, inverse = options.inverse; | ||
options.fn = inverse; | ||
options.inverse = fn; | ||
return Handlebars.helpers['if'].call(this, context, options); | ||
return Handlebars.helpers['if'].call(this, context, {fn: options.inverse, inverse: options.fn}); | ||
}); | ||
@@ -171,4 +168,2 @@ | ||
}); | ||
}(Handlebars)); | ||
; | ||
@@ -197,43 +192,41 @@ // lib/handlebars/utils.js | ||
(function() { | ||
var escape = { | ||
"&": "&", | ||
"<": "<", | ||
">": ">", | ||
'"': """, | ||
"'": "'", | ||
"`": "`" | ||
}; | ||
var escape = { | ||
"&": "&", | ||
"<": "<", | ||
">": ">", | ||
'"': """, | ||
"'": "'", | ||
"`": "`" | ||
}; | ||
var badChars = /[&<>"'`]/g; | ||
var possible = /[&<>"'`]/; | ||
var badChars = /[&<>"'`]/g; | ||
var possible = /[&<>"'`]/; | ||
var escapeChar = function(chr) { | ||
return escape[chr] || "&"; | ||
}; | ||
var escapeChar = function(chr) { | ||
return escape[chr] || "&"; | ||
}; | ||
Handlebars.Utils = { | ||
escapeExpression: function(string) { | ||
// don't escape SafeStrings, since they're already safe | ||
if (string instanceof Handlebars.SafeString) { | ||
return string.toString(); | ||
} else if (string == null || string === false) { | ||
return ""; | ||
} | ||
Handlebars.Utils = { | ||
escapeExpression: function(string) { | ||
// don't escape SafeStrings, since they're already safe | ||
if (string instanceof Handlebars.SafeString) { | ||
return string.toString(); | ||
} else if (string == null || string === false) { | ||
return ""; | ||
} | ||
if(!possible.test(string)) { return string; } | ||
return string.replace(badChars, escapeChar); | ||
}, | ||
if(!possible.test(string)) { return string; } | ||
return string.replace(badChars, escapeChar); | ||
}, | ||
isEmpty: function(value) { | ||
if (!value && value !== 0) { | ||
return true; | ||
} else if(Object.prototype.toString.call(value) === "[object Array]" && value.length === 0) { | ||
return true; | ||
} else { | ||
return false; | ||
} | ||
isEmpty: function(value) { | ||
if (!value && value !== 0) { | ||
return true; | ||
} else if(toString.call(value) === "[object Array]" && value.length === 0) { | ||
return true; | ||
} else { | ||
return false; | ||
} | ||
}; | ||
})(); | ||
} | ||
}; | ||
; | ||
@@ -325,1 +318,4 @@ // lib/handlebars/runtime.js | ||
; | ||
// lib/handlebars/browser-suffix.js | ||
})(Handlebars); | ||
; |
@@ -5,7 +5,5 @@ /*jshint eqnull: true */ | ||
// BEGIN(BROWSER) | ||
var Handlebars = {}; | ||
(function(Handlebars) { | ||
// BEGIN(BROWSER) | ||
@@ -135,7 +133,3 @@ Handlebars.VERSION = "1.0.0-rc.3"; | ||
Handlebars.registerHelper('unless', function(context, options) { | ||
var fn = options.fn, inverse = options.inverse; | ||
options.fn = inverse; | ||
options.inverse = fn; | ||
return Handlebars.helpers['if'].call(this, context, options); | ||
return Handlebars.helpers['if'].call(this, context, {fn: options.inverse, inverse: options.fn}); | ||
}); | ||
@@ -152,4 +146,2 @@ | ||
}(Handlebars)); | ||
// END(BROWSER) | ||
@@ -156,0 +148,0 @@ |
exports.attach = function(Handlebars) { | ||
// BEGIN(BROWSER) | ||
(function() { | ||
Handlebars.AST = {}; | ||
Handlebars.AST = {}; | ||
Handlebars.AST.ProgramNode = function(statements, inverse) { | ||
this.type = "program"; | ||
this.statements = statements; | ||
if(inverse) { this.inverse = new Handlebars.AST.ProgramNode(inverse); } | ||
}; | ||
Handlebars.AST.ProgramNode = function(statements, inverse) { | ||
this.type = "program"; | ||
this.statements = statements; | ||
if(inverse) { this.inverse = new Handlebars.AST.ProgramNode(inverse); } | ||
}; | ||
Handlebars.AST.MustacheNode = function(rawParams, hash, unescaped) { | ||
this.type = "mustache"; | ||
this.escaped = !unescaped; | ||
this.hash = hash; | ||
Handlebars.AST.MustacheNode = function(rawParams, hash, unescaped) { | ||
this.type = "mustache"; | ||
this.escaped = !unescaped; | ||
this.hash = hash; | ||
var id = this.id = rawParams[0]; | ||
var params = this.params = rawParams.slice(1); | ||
var id = this.id = rawParams[0]; | ||
var params = this.params = rawParams.slice(1); | ||
// a mustache is an eligible helper if: | ||
// * its id is simple (a single part, not `this` or `..`) | ||
var eligibleHelper = this.eligibleHelper = id.isSimple; | ||
// a mustache is an eligible helper if: | ||
// * its id is simple (a single part, not `this` or `..`) | ||
var eligibleHelper = this.eligibleHelper = id.isSimple; | ||
// a mustache is definitely a helper if: | ||
// * it is an eligible helper, and | ||
// * it has at least one parameter or hash segment | ||
this.isHelper = eligibleHelper && (params.length || hash); | ||
// a mustache is definitely a helper if: | ||
// * it is an eligible helper, and | ||
// * it has at least one parameter or hash segment | ||
this.isHelper = eligibleHelper && (params.length || hash); | ||
// if a mustache is an eligible helper but not a definite | ||
// helper, it is ambiguous, and will be resolved in a later | ||
// pass or at runtime. | ||
}; | ||
// if a mustache is an eligible helper but not a definite | ||
// helper, it is ambiguous, and will be resolved in a later | ||
// pass or at runtime. | ||
}; | ||
Handlebars.AST.PartialNode = function(partialName, context) { | ||
this.type = "partial"; | ||
this.partialName = partialName; | ||
this.context = context; | ||
}; | ||
Handlebars.AST.PartialNode = function(partialName, context) { | ||
this.type = "partial"; | ||
this.partialName = partialName; | ||
this.context = context; | ||
Handlebars.AST.BlockNode = function(mustache, program, inverse, close) { | ||
var verifyMatch = function(open, close) { | ||
if(open.original !== close.original) { | ||
throw new Handlebars.Exception(open.original + " doesn't match " + close.original); | ||
} | ||
}; | ||
Handlebars.AST.BlockNode = function(mustache, program, inverse, close) { | ||
var verifyMatch = function(open, close) { | ||
if(open.original !== close.original) { | ||
throw new Handlebars.Exception(open.original + " doesn't match " + close.original); | ||
} | ||
}; | ||
verifyMatch(mustache.id, close); | ||
this.type = "block"; | ||
this.mustache = mustache; | ||
this.program = program; | ||
this.inverse = inverse; | ||
verifyMatch(mustache.id, close); | ||
this.type = "block"; | ||
this.mustache = mustache; | ||
this.program = program; | ||
this.inverse = inverse; | ||
if (this.inverse && !this.program) { | ||
this.isInverse = true; | ||
} | ||
}; | ||
if (this.inverse && !this.program) { | ||
this.isInverse = true; | ||
} | ||
}; | ||
Handlebars.AST.ContentNode = function(string) { | ||
this.type = "content"; | ||
this.string = string; | ||
}; | ||
Handlebars.AST.ContentNode = function(string) { | ||
this.type = "content"; | ||
this.string = string; | ||
}; | ||
Handlebars.AST.HashNode = function(pairs) { | ||
this.type = "hash"; | ||
this.pairs = pairs; | ||
}; | ||
Handlebars.AST.HashNode = function(pairs) { | ||
this.type = "hash"; | ||
this.pairs = pairs; | ||
}; | ||
Handlebars.AST.IdNode = function(parts) { | ||
this.type = "ID"; | ||
this.original = parts.join("."); | ||
Handlebars.AST.IdNode = function(parts) { | ||
this.type = "ID"; | ||
this.original = parts.join("."); | ||
var dig = [], depth = 0; | ||
var dig = [], depth = 0; | ||
for(var i=0,l=parts.length; i<l; i++) { | ||
var part = parts[i]; | ||
for(var i=0,l=parts.length; i<l; i++) { | ||
var part = parts[i]; | ||
if (part === ".." || part === "." || part === "this") { | ||
if (dig.length > 0) { throw new Handlebars.Exception("Invalid path: " + this.original); } | ||
else if (part === "..") { depth++; } | ||
else { this.isScoped = true; } | ||
} | ||
else { dig.push(part); } | ||
if (part === ".." || part === "." || part === "this") { | ||
if (dig.length > 0) { throw new Handlebars.Exception("Invalid path: " + this.original); } | ||
else if (part === "..") { depth++; } | ||
else { this.isScoped = true; } | ||
} | ||
else { dig.push(part); } | ||
} | ||
this.parts = dig; | ||
this.string = dig.join('.'); | ||
this.depth = depth; | ||
this.parts = dig; | ||
this.string = dig.join('.'); | ||
this.depth = depth; | ||
// an ID is simple if it only has one part, and that part is not | ||
// `..` or `this`. | ||
this.isSimple = parts.length === 1 && !this.isScoped && depth === 0; | ||
// an ID is simple if it only has one part, and that part is not | ||
// `..` or `this`. | ||
this.isSimple = parts.length === 1 && !this.isScoped && depth === 0; | ||
this.stringModeValue = this.string; | ||
}; | ||
this.stringModeValue = this.string; | ||
}; | ||
Handlebars.AST.PartialNameNode = function(name) { | ||
this.type = "PARTIAL_NAME"; | ||
this.name = name; | ||
}; | ||
Handlebars.AST.PartialNameNode = function(name) { | ||
this.type = "PARTIAL_NAME"; | ||
this.name = name; | ||
}; | ||
Handlebars.AST.DataNode = function(id) { | ||
this.type = "DATA"; | ||
this.id = id; | ||
}; | ||
Handlebars.AST.DataNode = function(id) { | ||
this.type = "DATA"; | ||
this.id = id; | ||
}; | ||
Handlebars.AST.StringNode = function(string) { | ||
this.type = "STRING"; | ||
this.string = string; | ||
this.stringModeValue = string; | ||
}; | ||
Handlebars.AST.StringNode = function(string) { | ||
this.type = "STRING"; | ||
this.string = string; | ||
this.stringModeValue = string; | ||
}; | ||
Handlebars.AST.IntegerNode = function(integer) { | ||
this.type = "INTEGER"; | ||
this.integer = integer; | ||
this.stringModeValue = Number(integer); | ||
}; | ||
Handlebars.AST.IntegerNode = function(integer) { | ||
this.type = "INTEGER"; | ||
this.integer = integer; | ||
this.stringModeValue = Number(integer); | ||
}; | ||
Handlebars.AST.BooleanNode = function(bool) { | ||
this.type = "BOOLEAN"; | ||
this.bool = bool; | ||
this.stringModeValue = bool === "true"; | ||
}; | ||
Handlebars.AST.BooleanNode = function(bool) { | ||
this.type = "BOOLEAN"; | ||
this.bool = bool; | ||
this.stringModeValue = bool === "true"; | ||
}; | ||
Handlebars.AST.CommentNode = function(comment) { | ||
this.type = "comment"; | ||
this.comment = comment; | ||
}; | ||
Handlebars.AST.CommentNode = function(comment) { | ||
this.type = "comment"; | ||
this.comment = comment; | ||
}; | ||
})(); | ||
// END(BROWSER) | ||
@@ -133,0 +130,0 @@ |
@@ -18,5 +18,2 @@ var handlebars = require("./parser"); | ||
Handlebars.print = function(ast) { | ||
return new Handlebars.PrintVisitor().accept(ast); | ||
}; | ||
// END(BROWSER) | ||
@@ -23,0 +20,0 @@ |
@@ -10,1225 +10,1233 @@ var compilerbase = require("./base"); | ||
/*jshint eqnull:true*/ | ||
Handlebars.Compiler = function() {}; | ||
Handlebars.JavaScriptCompiler = function() {}; | ||
var Compiler = Handlebars.Compiler = function() {}; | ||
var JavaScriptCompiler = Handlebars.JavaScriptCompiler = function() {}; | ||
(function(Compiler, JavaScriptCompiler) { | ||
// the foundHelper register will disambiguate helper lookup from finding a | ||
// function in a context. This is necessary for mustache compatibility, which | ||
// requires that context functions in blocks are evaluated by blockHelperMissing, | ||
// and then proceed as if the resulting value was provided to blockHelperMissing. | ||
// the foundHelper register will disambiguate helper lookup from finding a | ||
// function in a context. This is necessary for mustache compatibility, which | ||
// requires that context functions in blocks are evaluated by blockHelperMissing, | ||
// and then proceed as if the resulting value was provided to blockHelperMissing. | ||
Compiler.prototype = { | ||
compiler: Compiler, | ||
Compiler.prototype = { | ||
compiler: Compiler, | ||
disassemble: function() { | ||
var opcodes = this.opcodes, opcode, out = [], params, param; | ||
disassemble: function() { | ||
var opcodes = this.opcodes, opcode, out = [], params, param; | ||
for (var i=0, l=opcodes.length; i<l; i++) { | ||
opcode = opcodes[i]; | ||
for (var i=0, l=opcodes.length; i<l; i++) { | ||
opcode = opcodes[i]; | ||
if (opcode.opcode === 'DECLARE') { | ||
out.push("DECLARE " + opcode.name + "=" + opcode.value); | ||
} else { | ||
params = []; | ||
for (var j=0; j<opcode.args.length; j++) { | ||
param = opcode.args[j]; | ||
if (typeof param === "string") { | ||
param = "\"" + param.replace("\n", "\\n") + "\""; | ||
} | ||
params.push(param); | ||
if (opcode.opcode === 'DECLARE') { | ||
out.push("DECLARE " + opcode.name + "=" + opcode.value); | ||
} else { | ||
params = []; | ||
for (var j=0; j<opcode.args.length; j++) { | ||
param = opcode.args[j]; | ||
if (typeof param === "string") { | ||
param = "\"" + param.replace("\n", "\\n") + "\""; | ||
} | ||
out.push(opcode.opcode + " " + params.join(" ")); | ||
params.push(param); | ||
} | ||
out.push(opcode.opcode + " " + params.join(" ")); | ||
} | ||
} | ||
return out.join("\n"); | ||
}, | ||
equals: function(other) { | ||
var len = this.opcodes.length; | ||
if (other.opcodes.length !== len) { | ||
return out.join("\n"); | ||
}, | ||
equals: function(other) { | ||
var len = this.opcodes.length; | ||
if (other.opcodes.length !== len) { | ||
return false; | ||
} | ||
for (var i = 0; i < len; i++) { | ||
var opcode = this.opcodes[i], | ||
otherOpcode = other.opcodes[i]; | ||
if (opcode.opcode !== otherOpcode.opcode || opcode.args.length !== otherOpcode.args.length) { | ||
return false; | ||
} | ||
for (var i = 0; i < len; i++) { | ||
var opcode = this.opcodes[i], | ||
otherOpcode = other.opcodes[i]; | ||
if (opcode.opcode !== otherOpcode.opcode || opcode.args.length !== otherOpcode.args.length) { | ||
for (var j = 0; j < opcode.args.length; j++) { | ||
if (opcode.args[j] !== otherOpcode.args[j]) { | ||
return false; | ||
} | ||
for (var j = 0; j < opcode.args.length; j++) { | ||
if (opcode.args[j] !== otherOpcode.args[j]) { | ||
return false; | ||
} | ||
} | ||
} | ||
return true; | ||
}, | ||
} | ||
guid: 0, | ||
compile: function(program, options) { | ||
this.children = []; | ||
this.depths = {list: []}; | ||
this.options = options; | ||
// These changes will propagate to the other compiler components | ||
var knownHelpers = this.options.knownHelpers; | ||
this.options.knownHelpers = { | ||
'helperMissing': true, | ||
'blockHelperMissing': true, | ||
'each': true, | ||
'if': true, | ||
'unless': true, | ||
'with': true, | ||
'log': true | ||
}; | ||
if (knownHelpers) { | ||
for (var name in knownHelpers) { | ||
this.options.knownHelpers[name] = knownHelpers[name]; | ||
} | ||
len = this.children.length; | ||
if (other.children.length !== len) { | ||
return false; | ||
} | ||
for (i = 0; i < len; i++) { | ||
if (!this.children[i].equals(other.children[i])) { | ||
return false; | ||
} | ||
} | ||
return this.program(program); | ||
}, | ||
return true; | ||
}, | ||
accept: function(node) { | ||
return this[node.type](node); | ||
}, | ||
guid: 0, | ||
program: function(program) { | ||
var statements = program.statements, statement; | ||
this.opcodes = []; | ||
compile: function(program, options) { | ||
this.children = []; | ||
this.depths = {list: []}; | ||
this.options = options; | ||
for(var i=0, l=statements.length; i<l; i++) { | ||
statement = statements[i]; | ||
this[statement.type](statement); | ||
// These changes will propagate to the other compiler components | ||
var knownHelpers = this.options.knownHelpers; | ||
this.options.knownHelpers = { | ||
'helperMissing': true, | ||
'blockHelperMissing': true, | ||
'each': true, | ||
'if': true, | ||
'unless': true, | ||
'with': true, | ||
'log': true | ||
}; | ||
if (knownHelpers) { | ||
for (var name in knownHelpers) { | ||
this.options.knownHelpers[name] = knownHelpers[name]; | ||
} | ||
this.isSimple = l === 1; | ||
} | ||
this.depths.list = this.depths.list.sort(function(a, b) { | ||
return a - b; | ||
}); | ||
return this.program(program); | ||
}, | ||
return this; | ||
}, | ||
accept: function(node) { | ||
return this[node.type](node); | ||
}, | ||
compileProgram: function(program) { | ||
var result = new this.compiler().compile(program, this.options); | ||
var guid = this.guid++, depth; | ||
program: function(program) { | ||
var statements = program.statements, statement; | ||
this.opcodes = []; | ||
this.usePartial = this.usePartial || result.usePartial; | ||
for(var i=0, l=statements.length; i<l; i++) { | ||
statement = statements[i]; | ||
this[statement.type](statement); | ||
} | ||
this.isSimple = l === 1; | ||
this.children[guid] = result; | ||
this.depths.list = this.depths.list.sort(function(a, b) { | ||
return a - b; | ||
}); | ||
for(var i=0, l=result.depths.list.length; i<l; i++) { | ||
depth = result.depths.list[i]; | ||
return this; | ||
}, | ||
if(depth < 2) { continue; } | ||
else { this.addDepth(depth - 1); } | ||
} | ||
compileProgram: function(program) { | ||
var result = new this.compiler().compile(program, this.options); | ||
var guid = this.guid++, depth; | ||
return guid; | ||
}, | ||
this.usePartial = this.usePartial || result.usePartial; | ||
block: function(block) { | ||
var mustache = block.mustache, | ||
program = block.program, | ||
inverse = block.inverse; | ||
this.children[guid] = result; | ||
if (program) { | ||
program = this.compileProgram(program); | ||
} | ||
for(var i=0, l=result.depths.list.length; i<l; i++) { | ||
depth = result.depths.list[i]; | ||
if (inverse) { | ||
inverse = this.compileProgram(inverse); | ||
} | ||
if(depth < 2) { continue; } | ||
else { this.addDepth(depth - 1); } | ||
} | ||
var type = this.classifyMustache(mustache); | ||
return guid; | ||
}, | ||
if (type === "helper") { | ||
this.helperMustache(mustache, program, inverse); | ||
} else if (type === "simple") { | ||
this.simpleMustache(mustache); | ||
block: function(block) { | ||
var mustache = block.mustache, | ||
program = block.program, | ||
inverse = block.inverse; | ||
// now that the simple mustache is resolved, we need to | ||
// evaluate it by executing `blockHelperMissing` | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
this.opcode('emptyHash'); | ||
this.opcode('blockValue'); | ||
} else { | ||
this.ambiguousMustache(mustache, program, inverse); | ||
if (program) { | ||
program = this.compileProgram(program); | ||
} | ||
// now that the simple mustache is resolved, we need to | ||
// evaluate it by executing `blockHelperMissing` | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
this.opcode('emptyHash'); | ||
this.opcode('ambiguousBlockValue'); | ||
} | ||
if (inverse) { | ||
inverse = this.compileProgram(inverse); | ||
} | ||
this.opcode('append'); | ||
}, | ||
var type = this.classifyMustache(mustache); | ||
hash: function(hash) { | ||
var pairs = hash.pairs, pair, val; | ||
if (type === "helper") { | ||
this.helperMustache(mustache, program, inverse); | ||
} else if (type === "simple") { | ||
this.simpleMustache(mustache); | ||
this.opcode('pushHash'); | ||
// now that the simple mustache is resolved, we need to | ||
// evaluate it by executing `blockHelperMissing` | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
this.opcode('emptyHash'); | ||
this.opcode('blockValue'); | ||
} else { | ||
this.ambiguousMustache(mustache, program, inverse); | ||
for(var i=0, l=pairs.length; i<l; i++) { | ||
pair = pairs[i]; | ||
val = pair[1]; | ||
// now that the simple mustache is resolved, we need to | ||
// evaluate it by executing `blockHelperMissing` | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
this.opcode('emptyHash'); | ||
this.opcode('ambiguousBlockValue'); | ||
} | ||
if (this.options.stringParams) { | ||
this.opcode('pushStringParam', val.stringModeValue, val.type); | ||
} else { | ||
this.accept(val); | ||
} | ||
this.opcode('append'); | ||
}, | ||
this.opcode('assignToHash', pair[0]); | ||
} | ||
this.opcode('popHash'); | ||
}, | ||
hash: function(hash) { | ||
var pairs = hash.pairs, pair, val; | ||
partial: function(partial) { | ||
var partialName = partial.partialName; | ||
this.usePartial = true; | ||
this.opcode('pushHash'); | ||
if(partial.context) { | ||
this.ID(partial.context); | ||
for(var i=0, l=pairs.length; i<l; i++) { | ||
pair = pairs[i]; | ||
val = pair[1]; | ||
if (this.options.stringParams) { | ||
this.opcode('pushStringParam', val.stringModeValue, val.type); | ||
} else { | ||
this.opcode('push', 'depth0'); | ||
this.accept(val); | ||
} | ||
this.opcode('invokePartial', partialName.name); | ||
this.opcode('append'); | ||
}, | ||
this.opcode('assignToHash', pair[0]); | ||
} | ||
this.opcode('popHash'); | ||
}, | ||
content: function(content) { | ||
this.opcode('appendContent', content.string); | ||
}, | ||
partial: function(partial) { | ||
var partialName = partial.partialName; | ||
this.usePartial = true; | ||
mustache: function(mustache) { | ||
var options = this.options; | ||
var type = this.classifyMustache(mustache); | ||
if(partial.context) { | ||
this.ID(partial.context); | ||
} else { | ||
this.opcode('push', 'depth0'); | ||
} | ||
if (type === "simple") { | ||
this.simpleMustache(mustache); | ||
} else if (type === "helper") { | ||
this.helperMustache(mustache); | ||
} else { | ||
this.ambiguousMustache(mustache); | ||
} | ||
this.opcode('invokePartial', partialName.name); | ||
this.opcode('append'); | ||
}, | ||
if(mustache.escaped && !options.noEscape) { | ||
this.opcode('appendEscaped'); | ||
} else { | ||
this.opcode('append'); | ||
} | ||
}, | ||
content: function(content) { | ||
this.opcode('appendContent', content.string); | ||
}, | ||
ambiguousMustache: function(mustache, program, inverse) { | ||
var id = mustache.id, | ||
name = id.parts[0], | ||
isBlock = program != null || inverse != null; | ||
mustache: function(mustache) { | ||
var options = this.options; | ||
var type = this.classifyMustache(mustache); | ||
this.opcode('getContext', id.depth); | ||
if (type === "simple") { | ||
this.simpleMustache(mustache); | ||
} else if (type === "helper") { | ||
this.helperMustache(mustache); | ||
} else { | ||
this.ambiguousMustache(mustache); | ||
} | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
if(mustache.escaped && !options.noEscape) { | ||
this.opcode('appendEscaped'); | ||
} else { | ||
this.opcode('append'); | ||
} | ||
}, | ||
this.opcode('invokeAmbiguous', name, isBlock); | ||
}, | ||
ambiguousMustache: function(mustache, program, inverse) { | ||
var id = mustache.id, | ||
name = id.parts[0], | ||
isBlock = program != null || inverse != null; | ||
simpleMustache: function(mustache) { | ||
var id = mustache.id; | ||
this.opcode('getContext', id.depth); | ||
if (id.type === 'DATA') { | ||
this.DATA(id); | ||
} else if (id.parts.length) { | ||
this.ID(id); | ||
} else { | ||
// Simplified ID for `this` | ||
this.addDepth(id.depth); | ||
this.opcode('getContext', id.depth); | ||
this.opcode('pushContext'); | ||
} | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
this.opcode('resolvePossibleLambda'); | ||
}, | ||
this.opcode('invokeAmbiguous', name, isBlock); | ||
}, | ||
helperMustache: function(mustache, program, inverse) { | ||
var params = this.setupFullMustacheParams(mustache, program, inverse), | ||
name = mustache.id.parts[0]; | ||
simpleMustache: function(mustache) { | ||
var id = mustache.id; | ||
if (this.options.knownHelpers[name]) { | ||
this.opcode('invokeKnownHelper', params.length, name); | ||
} else if (this.knownHelpersOnly) { | ||
throw new Error("You specified knownHelpersOnly, but used the unknown helper " + name); | ||
} else { | ||
this.opcode('invokeHelper', params.length, name); | ||
} | ||
}, | ||
ID: function(id) { | ||
if (id.type === 'DATA') { | ||
this.DATA(id); | ||
} else if (id.parts.length) { | ||
this.ID(id); | ||
} else { | ||
// Simplified ID for `this` | ||
this.addDepth(id.depth); | ||
this.opcode('getContext', id.depth); | ||
this.opcode('pushContext'); | ||
} | ||
var name = id.parts[0]; | ||
if (!name) { | ||
this.opcode('pushContext'); | ||
} else { | ||
this.opcode('lookupOnContext', id.parts[0]); | ||
} | ||
this.opcode('resolvePossibleLambda'); | ||
}, | ||
for(var i=1, l=id.parts.length; i<l; i++) { | ||
this.opcode('lookup', id.parts[i]); | ||
} | ||
}, | ||
helperMustache: function(mustache, program, inverse) { | ||
var params = this.setupFullMustacheParams(mustache, program, inverse), | ||
name = mustache.id.parts[0]; | ||
DATA: function(data) { | ||
this.options.data = true; | ||
this.opcode('lookupData', data.id); | ||
}, | ||
if (this.options.knownHelpers[name]) { | ||
this.opcode('invokeKnownHelper', params.length, name); | ||
} else if (this.knownHelpersOnly) { | ||
throw new Error("You specified knownHelpersOnly, but used the unknown helper " + name); | ||
} else { | ||
this.opcode('invokeHelper', params.length, name); | ||
} | ||
}, | ||
STRING: function(string) { | ||
this.opcode('pushString', string.string); | ||
}, | ||
ID: function(id) { | ||
this.addDepth(id.depth); | ||
this.opcode('getContext', id.depth); | ||
INTEGER: function(integer) { | ||
this.opcode('pushLiteral', integer.integer); | ||
}, | ||
var name = id.parts[0]; | ||
if (!name) { | ||
this.opcode('pushContext'); | ||
} else { | ||
this.opcode('lookupOnContext', id.parts[0]); | ||
} | ||
BOOLEAN: function(bool) { | ||
this.opcode('pushLiteral', bool.bool); | ||
}, | ||
for(var i=1, l=id.parts.length; i<l; i++) { | ||
this.opcode('lookup', id.parts[i]); | ||
} | ||
}, | ||
comment: function() {}, | ||
DATA: function(data) { | ||
this.options.data = true; | ||
this.opcode('lookupData', data.id); | ||
}, | ||
// HELPERS | ||
opcode: function(name) { | ||
this.opcodes.push({ opcode: name, args: [].slice.call(arguments, 1) }); | ||
}, | ||
STRING: function(string) { | ||
this.opcode('pushString', string.string); | ||
}, | ||
declare: function(name, value) { | ||
this.opcodes.push({ opcode: 'DECLARE', name: name, value: value }); | ||
}, | ||
INTEGER: function(integer) { | ||
this.opcode('pushLiteral', integer.integer); | ||
}, | ||
addDepth: function(depth) { | ||
if(isNaN(depth)) { throw new Error("EWOT"); } | ||
if(depth === 0) { return; } | ||
BOOLEAN: function(bool) { | ||
this.opcode('pushLiteral', bool.bool); | ||
}, | ||
if(!this.depths[depth]) { | ||
this.depths[depth] = true; | ||
this.depths.list.push(depth); | ||
} | ||
}, | ||
comment: function() {}, | ||
classifyMustache: function(mustache) { | ||
var isHelper = mustache.isHelper; | ||
var isEligible = mustache.eligibleHelper; | ||
var options = this.options; | ||
// HELPERS | ||
opcode: function(name) { | ||
this.opcodes.push({ opcode: name, args: [].slice.call(arguments, 1) }); | ||
}, | ||
// if ambiguous, we can possibly resolve the ambiguity now | ||
if (isEligible && !isHelper) { | ||
var name = mustache.id.parts[0]; | ||
declare: function(name, value) { | ||
this.opcodes.push({ opcode: 'DECLARE', name: name, value: value }); | ||
}, | ||
if (options.knownHelpers[name]) { | ||
isHelper = true; | ||
} else if (options.knownHelpersOnly) { | ||
isEligible = false; | ||
} | ||
} | ||
addDepth: function(depth) { | ||
if(isNaN(depth)) { throw new Error("EWOT"); } | ||
if(depth === 0) { return; } | ||
if (isHelper) { return "helper"; } | ||
else if (isEligible) { return "ambiguous"; } | ||
else { return "simple"; } | ||
}, | ||
if(!this.depths[depth]) { | ||
this.depths[depth] = true; | ||
this.depths.list.push(depth); | ||
} | ||
}, | ||
pushParams: function(params) { | ||
var i = params.length, param; | ||
classifyMustache: function(mustache) { | ||
var isHelper = mustache.isHelper; | ||
var isEligible = mustache.eligibleHelper; | ||
var options = this.options; | ||
while(i--) { | ||
param = params[i]; | ||
// if ambiguous, we can possibly resolve the ambiguity now | ||
if (isEligible && !isHelper) { | ||
var name = mustache.id.parts[0]; | ||
if(this.options.stringParams) { | ||
if(param.depth) { | ||
this.addDepth(param.depth); | ||
} | ||
this.opcode('getContext', param.depth || 0); | ||
this.opcode('pushStringParam', param.stringModeValue, param.type); | ||
} else { | ||
this[param.type](param); | ||
} | ||
if (options.knownHelpers[name]) { | ||
isHelper = true; | ||
} else if (options.knownHelpersOnly) { | ||
isEligible = false; | ||
} | ||
}, | ||
} | ||
setupMustacheParams: function(mustache) { | ||
var params = mustache.params; | ||
this.pushParams(params); | ||
if (isHelper) { return "helper"; } | ||
else if (isEligible) { return "ambiguous"; } | ||
else { return "simple"; } | ||
}, | ||
if(mustache.hash) { | ||
this.hash(mustache.hash); | ||
} else { | ||
this.opcode('emptyHash'); | ||
} | ||
pushParams: function(params) { | ||
var i = params.length, param; | ||
return params; | ||
}, | ||
while(i--) { | ||
param = params[i]; | ||
// this will replace setupMustacheParams when we're done | ||
setupFullMustacheParams: function(mustache, program, inverse) { | ||
var params = mustache.params; | ||
this.pushParams(params); | ||
if(this.options.stringParams) { | ||
if(param.depth) { | ||
this.addDepth(param.depth); | ||
} | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
if(mustache.hash) { | ||
this.hash(mustache.hash); | ||
this.opcode('getContext', param.depth || 0); | ||
this.opcode('pushStringParam', param.stringModeValue, param.type); | ||
} else { | ||
this.opcode('emptyHash'); | ||
this[param.type](param); | ||
} | ||
} | ||
}, | ||
return params; | ||
setupMustacheParams: function(mustache) { | ||
var params = mustache.params; | ||
this.pushParams(params); | ||
if(mustache.hash) { | ||
this.hash(mustache.hash); | ||
} else { | ||
this.opcode('emptyHash'); | ||
} | ||
}; | ||
var Literal = function(value) { | ||
this.value = value; | ||
}; | ||
return params; | ||
}, | ||
JavaScriptCompiler.prototype = { | ||
// PUBLIC API: You can override these methods in a subclass to provide | ||
// alternative compiled forms for name lookup and buffering semantics | ||
nameLookup: function(parent, name /* , type*/) { | ||
if (/^[0-9]+$/.test(name)) { | ||
return parent + "[" + name + "]"; | ||
} else if (JavaScriptCompiler.isValidJavaScriptVariableName(name)) { | ||
return parent + "." + name; | ||
} | ||
else { | ||
return parent + "['" + name + "']"; | ||
} | ||
}, | ||
// this will replace setupMustacheParams when we're done | ||
setupFullMustacheParams: function(mustache, program, inverse) { | ||
var params = mustache.params; | ||
this.pushParams(params); | ||
appendToBuffer: function(string) { | ||
if (this.environment.isSimple) { | ||
return "return " + string + ";"; | ||
} else { | ||
return { | ||
appendToBuffer: true, | ||
content: string, | ||
toString: function() { return "buffer += " + string + ";"; } | ||
}; | ||
} | ||
}, | ||
this.opcode('pushProgram', program); | ||
this.opcode('pushProgram', inverse); | ||
initializeBuffer: function() { | ||
return this.quotedString(""); | ||
}, | ||
if(mustache.hash) { | ||
this.hash(mustache.hash); | ||
} else { | ||
this.opcode('emptyHash'); | ||
} | ||
namespace: "Handlebars", | ||
// END PUBLIC API | ||
return params; | ||
} | ||
}; | ||
compile: function(environment, options, context, asObject) { | ||
this.environment = environment; | ||
this.options = options || {}; | ||
var Literal = function(value) { | ||
this.value = value; | ||
}; | ||
Handlebars.log(Handlebars.logger.DEBUG, this.environment.disassemble() + "\n\n"); | ||
JavaScriptCompiler.prototype = { | ||
// PUBLIC API: You can override these methods in a subclass to provide | ||
// alternative compiled forms for name lookup and buffering semantics | ||
nameLookup: function(parent, name /* , type*/) { | ||
if (/^[0-9]+$/.test(name)) { | ||
return parent + "[" + name + "]"; | ||
} else if (JavaScriptCompiler.isValidJavaScriptVariableName(name)) { | ||
return parent + "." + name; | ||
} | ||
else { | ||
return parent + "['" + name + "']"; | ||
} | ||
}, | ||
this.name = this.environment.name; | ||
this.isChild = !!context; | ||
this.context = context || { | ||
programs: [], | ||
environments: [], | ||
aliases: { } | ||
appendToBuffer: function(string) { | ||
if (this.environment.isSimple) { | ||
return "return " + string + ";"; | ||
} else { | ||
return { | ||
appendToBuffer: true, | ||
content: string, | ||
toString: function() { return "buffer += " + string + ";"; } | ||
}; | ||
} | ||
}, | ||
this.preamble(); | ||
initializeBuffer: function() { | ||
return this.quotedString(""); | ||
}, | ||
this.stackSlot = 0; | ||
this.stackVars = []; | ||
this.registers = { list: [] }; | ||
this.compileStack = []; | ||
this.inlineStack = []; | ||
namespace: "Handlebars", | ||
// END PUBLIC API | ||
this.compileChildren(environment, options); | ||
compile: function(environment, options, context, asObject) { | ||
this.environment = environment; | ||
this.options = options || {}; | ||
var opcodes = environment.opcodes, opcode; | ||
Handlebars.log(Handlebars.logger.DEBUG, this.environment.disassemble() + "\n\n"); | ||
this.i = 0; | ||
this.name = this.environment.name; | ||
this.isChild = !!context; | ||
this.context = context || { | ||
programs: [], | ||
environments: [], | ||
aliases: { } | ||
}; | ||
for(l=opcodes.length; this.i<l; this.i++) { | ||
opcode = opcodes[this.i]; | ||
this.preamble(); | ||
if(opcode.opcode === 'DECLARE') { | ||
this[opcode.name] = opcode.value; | ||
} else { | ||
this[opcode.opcode].apply(this, opcode.args); | ||
} | ||
} | ||
this.stackSlot = 0; | ||
this.stackVars = []; | ||
this.registers = { list: [] }; | ||
this.compileStack = []; | ||
this.inlineStack = []; | ||
return this.createFunctionContext(asObject); | ||
}, | ||
this.compileChildren(environment, options); | ||
nextOpcode: function() { | ||
var opcodes = this.environment.opcodes; | ||
return opcodes[this.i + 1]; | ||
}, | ||
var opcodes = environment.opcodes, opcode; | ||
eat: function() { | ||
this.i = this.i + 1; | ||
}, | ||
this.i = 0; | ||
preamble: function() { | ||
var out = []; | ||
for(l=opcodes.length; this.i<l; this.i++) { | ||
opcode = opcodes[this.i]; | ||
if (!this.isChild) { | ||
var namespace = this.namespace; | ||
var copies = "helpers = helpers || " + namespace + ".helpers;"; | ||
if (this.environment.usePartial) { copies = copies + " partials = partials || " + namespace + ".partials;"; } | ||
if (this.options.data) { copies = copies + " data = data || {};"; } | ||
out.push(copies); | ||
if(opcode.opcode === 'DECLARE') { | ||
this[opcode.name] = opcode.value; | ||
} else { | ||
out.push(''); | ||
this[opcode.opcode].apply(this, opcode.args); | ||
} | ||
} | ||
if (!this.environment.isSimple) { | ||
out.push(", buffer = " + this.initializeBuffer()); | ||
} else { | ||
out.push(""); | ||
} | ||
return this.createFunctionContext(asObject); | ||
}, | ||
// track the last context pushed into place to allow skipping the | ||
// getContext opcode when it would be a noop | ||
this.lastContext = 0; | ||
this.source = out; | ||
}, | ||
nextOpcode: function() { | ||
var opcodes = this.environment.opcodes; | ||
return opcodes[this.i + 1]; | ||
}, | ||
createFunctionContext: function(asObject) { | ||
var locals = this.stackVars.concat(this.registers.list); | ||
eat: function() { | ||
this.i = this.i + 1; | ||
}, | ||
if(locals.length > 0) { | ||
this.source[1] = this.source[1] + ", " + locals.join(", "); | ||
} | ||
preamble: function() { | ||
var out = []; | ||
// Generate minimizer alias mappings | ||
if (!this.isChild) { | ||
for (var alias in this.context.aliases) { | ||
this.source[1] = this.source[1] + ', ' + alias + '=' + this.context.aliases[alias]; | ||
} | ||
} | ||
if (!this.isChild) { | ||
var namespace = this.namespace; | ||
var copies = "helpers = helpers || " + namespace + ".helpers;"; | ||
if (this.environment.usePartial) { copies = copies + " partials = partials || " + namespace + ".partials;"; } | ||
if (this.options.data) { copies = copies + " data = data || {};"; } | ||
out.push(copies); | ||
} else { | ||
out.push(''); | ||
} | ||
if (this.source[1]) { | ||
this.source[1] = "var " + this.source[1].substring(2) + ";"; | ||
} | ||
if (!this.environment.isSimple) { | ||
out.push(", buffer = " + this.initializeBuffer()); | ||
} else { | ||
out.push(""); | ||
} | ||
// Merge children | ||
if (!this.isChild) { | ||
this.source[1] += '\n' + this.context.programs.join('\n') + '\n'; | ||
} | ||
// track the last context pushed into place to allow skipping the | ||
// getContext opcode when it would be a noop | ||
this.lastContext = 0; | ||
this.source = out; | ||
}, | ||
if (!this.environment.isSimple) { | ||
this.source.push("return buffer;"); | ||
} | ||
createFunctionContext: function(asObject) { | ||
var locals = this.stackVars.concat(this.registers.list); | ||
var params = this.isChild ? ["depth0", "data"] : ["Handlebars", "depth0", "helpers", "partials", "data"]; | ||
if(locals.length > 0) { | ||
this.source[1] = this.source[1] + ", " + locals.join(", "); | ||
} | ||
for(var i=0, l=this.environment.depths.list.length; i<l; i++) { | ||
params.push("depth" + this.environment.depths.list[i]); | ||
// Generate minimizer alias mappings | ||
if (!this.isChild) { | ||
for (var alias in this.context.aliases) { | ||
this.source[1] = this.source[1] + ', ' + alias + '=' + this.context.aliases[alias]; | ||
} | ||
} | ||
// Perform a second pass over the output to merge content when possible | ||
var source = this.mergeSource(); | ||
if (this.source[1]) { | ||
this.source[1] = "var " + this.source[1].substring(2) + ";"; | ||
} | ||
if (!this.isChild) { | ||
var revision = Handlebars.COMPILER_REVISION, | ||
versions = Handlebars.REVISION_CHANGES[revision]; | ||
source = "this.compilerInfo = ["+revision+",'"+versions+"'];\n"+source; | ||
} | ||
// Merge children | ||
if (!this.isChild) { | ||
this.source[1] += '\n' + this.context.programs.join('\n') + '\n'; | ||
} | ||
if (asObject) { | ||
params.push(source); | ||
if (!this.environment.isSimple) { | ||
this.source.push("return buffer;"); | ||
} | ||
return Function.apply(this, params); | ||
} else { | ||
var functionSource = 'function ' + (this.name || '') + '(' + params.join(',') + ') {\n ' + source + '}'; | ||
Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n"); | ||
return functionSource; | ||
} | ||
}, | ||
mergeSource: function() { | ||
// WARN: We are not handling the case where buffer is still populated as the source should | ||
// not have buffer append operations as their final action. | ||
var source = '', | ||
buffer; | ||
for (var i = 0, len = this.source.length; i < len; i++) { | ||
var line = this.source[i]; | ||
if (line.appendToBuffer) { | ||
if (buffer) { | ||
buffer = buffer + '\n + ' + line.content; | ||
} else { | ||
buffer = line.content; | ||
} | ||
var params = this.isChild ? ["depth0", "data"] : ["Handlebars", "depth0", "helpers", "partials", "data"]; | ||
for(var i=0, l=this.environment.depths.list.length; i<l; i++) { | ||
params.push("depth" + this.environment.depths.list[i]); | ||
} | ||
// Perform a second pass over the output to merge content when possible | ||
var source = this.mergeSource(); | ||
if (!this.isChild) { | ||
var revision = Handlebars.COMPILER_REVISION, | ||
versions = Handlebars.REVISION_CHANGES[revision]; | ||
source = "this.compilerInfo = ["+revision+",'"+versions+"'];\n"+source; | ||
} | ||
if (asObject) { | ||
params.push(source); | ||
return Function.apply(this, params); | ||
} else { | ||
var functionSource = 'function ' + (this.name || '') + '(' + params.join(',') + ') {\n ' + source + '}'; | ||
Handlebars.log(Handlebars.logger.DEBUG, functionSource + "\n\n"); | ||
return functionSource; | ||
} | ||
}, | ||
mergeSource: function() { | ||
// WARN: We are not handling the case where buffer is still populated as the source should | ||
// not have buffer append operations as their final action. | ||
var source = '', | ||
buffer; | ||
for (var i = 0, len = this.source.length; i < len; i++) { | ||
var line = this.source[i]; | ||
if (line.appendToBuffer) { | ||
if (buffer) { | ||
buffer = buffer + '\n + ' + line.content; | ||
} else { | ||
if (buffer) { | ||
source += 'buffer += ' + buffer + ';\n '; | ||
buffer = undefined; | ||
} | ||
source += line + '\n '; | ||
buffer = line.content; | ||
} | ||
} else { | ||
if (buffer) { | ||
source += 'buffer += ' + buffer + ';\n '; | ||
buffer = undefined; | ||
} | ||
source += line + '\n '; | ||
} | ||
return source; | ||
}, | ||
} | ||
return source; | ||
}, | ||
// [blockValue] | ||
// | ||
// On stack, before: hash, inverse, program, value | ||
// On stack, after: return value of blockHelperMissing | ||
// | ||
// The purpose of this opcode is to take a block of the form | ||
// `{{#foo}}...{{/foo}}`, resolve the value of `foo`, and | ||
// replace it on the stack with the result of properly | ||
// invoking blockHelperMissing. | ||
blockValue: function() { | ||
this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'; | ||
// [blockValue] | ||
// | ||
// On stack, before: hash, inverse, program, value | ||
// On stack, after: return value of blockHelperMissing | ||
// | ||
// The purpose of this opcode is to take a block of the form | ||
// `{{#foo}}...{{/foo}}`, resolve the value of `foo`, and | ||
// replace it on the stack with the result of properly | ||
// invoking blockHelperMissing. | ||
blockValue: function() { | ||
this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'; | ||
var params = ["depth0"]; | ||
this.setupParams(0, params); | ||
var params = ["depth0"]; | ||
this.setupParams(0, params); | ||
this.replaceStack(function(current) { | ||
params.splice(1, 0, current); | ||
return "blockHelperMissing.call(" + params.join(", ") + ")"; | ||
}); | ||
}, | ||
this.replaceStack(function(current) { | ||
params.splice(1, 0, current); | ||
return "blockHelperMissing.call(" + params.join(", ") + ")"; | ||
}); | ||
}, | ||
// [ambiguousBlockValue] | ||
// | ||
// On stack, before: hash, inverse, program, value | ||
// Compiler value, before: lastHelper=value of last found helper, if any | ||
// On stack, after, if no lastHelper: same as [blockValue] | ||
// On stack, after, if lastHelper: value | ||
ambiguousBlockValue: function() { | ||
this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'; | ||
// [ambiguousBlockValue] | ||
// | ||
// On stack, before: hash, inverse, program, value | ||
// Compiler value, before: lastHelper=value of last found helper, if any | ||
// On stack, after, if no lastHelper: same as [blockValue] | ||
// On stack, after, if lastHelper: value | ||
ambiguousBlockValue: function() { | ||
this.context.aliases.blockHelperMissing = 'helpers.blockHelperMissing'; | ||
var params = ["depth0"]; | ||
this.setupParams(0, params); | ||
var params = ["depth0"]; | ||
this.setupParams(0, params); | ||
var current = this.topStack(); | ||
params.splice(1, 0, current); | ||
var current = this.topStack(); | ||
params.splice(1, 0, current); | ||
// Use the options value generated from the invocation | ||
params[params.length-1] = 'options'; | ||
// Use the options value generated from the invocation | ||
params[params.length-1] = 'options'; | ||
this.source.push("if (!" + this.lastHelper + ") { " + current + " = blockHelperMissing.call(" + params.join(", ") + "); }"); | ||
}, | ||
this.source.push("if (!" + this.lastHelper + ") { " + current + " = blockHelperMissing.call(" + params.join(", ") + "); }"); | ||
}, | ||
// [appendContent] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: ... | ||
// | ||
// Appends the string value of `content` to the current buffer | ||
appendContent: function(content) { | ||
this.source.push(this.appendToBuffer(this.quotedString(content))); | ||
}, | ||
// [appendContent] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: ... | ||
// | ||
// Appends the string value of `content` to the current buffer | ||
appendContent: function(content) { | ||
this.source.push(this.appendToBuffer(this.quotedString(content))); | ||
}, | ||
// [append] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: ... | ||
// | ||
// Coerces `value` to a String and appends it to the current buffer. | ||
// | ||
// If `value` is truthy, or 0, it is coerced into a string and appended | ||
// Otherwise, the empty string is appended | ||
append: function() { | ||
// Force anything that is inlined onto the stack so we don't have duplication | ||
// when we examine local | ||
this.flushInline(); | ||
var local = this.popStack(); | ||
this.source.push("if(" + local + " || " + local + " === 0) { " + this.appendToBuffer(local) + " }"); | ||
if (this.environment.isSimple) { | ||
this.source.push("else { " + this.appendToBuffer("''") + " }"); | ||
} | ||
}, | ||
// [append] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: ... | ||
// | ||
// Coerces `value` to a String and appends it to the current buffer. | ||
// | ||
// If `value` is truthy, or 0, it is coerced into a string and appended | ||
// Otherwise, the empty string is appended | ||
append: function() { | ||
// Force anything that is inlined onto the stack so we don't have duplication | ||
// when we examine local | ||
this.flushInline(); | ||
var local = this.popStack(); | ||
this.source.push("if(" + local + " || " + local + " === 0) { " + this.appendToBuffer(local) + " }"); | ||
if (this.environment.isSimple) { | ||
this.source.push("else { " + this.appendToBuffer("''") + " }"); | ||
} | ||
}, | ||
// [appendEscaped] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: ... | ||
// | ||
// Escape `value` and append it to the buffer | ||
appendEscaped: function() { | ||
this.context.aliases.escapeExpression = 'this.escapeExpression'; | ||
// [appendEscaped] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: ... | ||
// | ||
// Escape `value` and append it to the buffer | ||
appendEscaped: function() { | ||
this.context.aliases.escapeExpression = 'this.escapeExpression'; | ||
this.source.push(this.appendToBuffer("escapeExpression(" + this.popStack() + ")")); | ||
}, | ||
this.source.push(this.appendToBuffer("escapeExpression(" + this.popStack() + ")")); | ||
}, | ||
// [getContext] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: ... | ||
// Compiler value, after: lastContext=depth | ||
// | ||
// Set the value of the `lastContext` compiler value to the depth | ||
getContext: function(depth) { | ||
if(this.lastContext !== depth) { | ||
this.lastContext = depth; | ||
} | ||
}, | ||
// [getContext] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: ... | ||
// Compiler value, after: lastContext=depth | ||
// | ||
// Set the value of the `lastContext` compiler value to the depth | ||
getContext: function(depth) { | ||
if(this.lastContext !== depth) { | ||
this.lastContext = depth; | ||
} | ||
}, | ||
// [lookupOnContext] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: currentContext[name], ... | ||
// | ||
// Looks up the value of `name` on the current context and pushes | ||
// it onto the stack. | ||
lookupOnContext: function(name) { | ||
this.push(this.nameLookup('depth' + this.lastContext, name, 'context')); | ||
}, | ||
// [lookupOnContext] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: currentContext[name], ... | ||
// | ||
// Looks up the value of `name` on the current context and pushes | ||
// it onto the stack. | ||
lookupOnContext: function(name) { | ||
this.push(this.nameLookup('depth' + this.lastContext, name, 'context')); | ||
}, | ||
// [pushContext] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: currentContext, ... | ||
// | ||
// Pushes the value of the current context onto the stack. | ||
pushContext: function() { | ||
this.pushStackLiteral('depth' + this.lastContext); | ||
}, | ||
// [pushContext] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: currentContext, ... | ||
// | ||
// Pushes the value of the current context onto the stack. | ||
pushContext: function() { | ||
this.pushStackLiteral('depth' + this.lastContext); | ||
}, | ||
// [resolvePossibleLambda] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: resolved value, ... | ||
// | ||
// If the `value` is a lambda, replace it on the stack by | ||
// the return value of the lambda | ||
resolvePossibleLambda: function() { | ||
this.context.aliases.functionType = '"function"'; | ||
// [resolvePossibleLambda] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: resolved value, ... | ||
// | ||
// If the `value` is a lambda, replace it on the stack by | ||
// the return value of the lambda | ||
resolvePossibleLambda: function() { | ||
this.context.aliases.functionType = '"function"'; | ||
this.replaceStack(function(current) { | ||
return "typeof " + current + " === functionType ? " + current + ".apply(depth0) : " + current; | ||
}); | ||
}, | ||
this.replaceStack(function(current) { | ||
return "typeof " + current + " === functionType ? " + current + ".apply(depth0) : " + current; | ||
}); | ||
}, | ||
// [lookup] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: value[name], ... | ||
// | ||
// Replace the value on the stack with the result of looking | ||
// up `name` on `value` | ||
lookup: function(name) { | ||
this.replaceStack(function(current) { | ||
return current + " == null || " + current + " === false ? " + current + " : " + this.nameLookup(current, name, 'context'); | ||
}); | ||
}, | ||
// [lookup] | ||
// | ||
// On stack, before: value, ... | ||
// On stack, after: value[name], ... | ||
// | ||
// Replace the value on the stack with the result of looking | ||
// up `name` on `value` | ||
lookup: function(name) { | ||
this.replaceStack(function(current) { | ||
return current + " == null || " + current + " === false ? " + current + " : " + this.nameLookup(current, name, 'context'); | ||
}); | ||
}, | ||
// [lookupData] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: data[id], ... | ||
// | ||
// Push the result of looking up `id` on the current data | ||
lookupData: function(id) { | ||
this.push(this.nameLookup('data', id, 'data')); | ||
}, | ||
// [lookupData] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: data[id], ... | ||
// | ||
// Push the result of looking up `id` on the current data | ||
lookupData: function(id) { | ||
this.push(this.nameLookup('data', id, 'data')); | ||
}, | ||
// [pushStringParam] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: string, currentContext, ... | ||
// | ||
// This opcode is designed for use in string mode, which | ||
// provides the string value of a parameter along with its | ||
// depth rather than resolving it immediately. | ||
pushStringParam: function(string, type) { | ||
this.pushStackLiteral('depth' + this.lastContext); | ||
// [pushStringParam] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: string, currentContext, ... | ||
// | ||
// This opcode is designed for use in string mode, which | ||
// provides the string value of a parameter along with its | ||
// depth rather than resolving it immediately. | ||
pushStringParam: function(string, type) { | ||
this.pushStackLiteral('depth' + this.lastContext); | ||
this.pushString(type); | ||
this.pushString(type); | ||
if (typeof string === 'string') { | ||
this.pushString(string); | ||
} else { | ||
this.pushStackLiteral(string); | ||
} | ||
}, | ||
if (typeof string === 'string') { | ||
this.pushString(string); | ||
} else { | ||
this.pushStackLiteral(string); | ||
} | ||
}, | ||
emptyHash: function() { | ||
this.pushStackLiteral('{}'); | ||
emptyHash: function() { | ||
this.pushStackLiteral('{}'); | ||
if (this.options.stringParams) { | ||
this.register('hashTypes', '{}'); | ||
} | ||
}, | ||
pushHash: function() { | ||
this.hash = {values: [], types: []}; | ||
}, | ||
popHash: function() { | ||
var hash = this.hash; | ||
this.hash = undefined; | ||
if (this.options.stringParams) { | ||
this.register('hashTypes', '{}'); | ||
} | ||
}, | ||
pushHash: function() { | ||
this.hash = {values: [], types: []}; | ||
}, | ||
popHash: function() { | ||
var hash = this.hash; | ||
this.hash = undefined; | ||
if (this.options.stringParams) { | ||
this.register('hashTypes', '{' + hash.types.join(',') + '}'); | ||
} | ||
this.push('{\n ' + hash.values.join(',\n ') + '\n }'); | ||
}, | ||
if (this.options.stringParams) { | ||
this.register('hashTypes', '{' + hash.types.join(',') + '}'); | ||
} | ||
this.push('{\n ' + hash.values.join(',\n ') + '\n }'); | ||
}, | ||
// [pushString] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: quotedString(string), ... | ||
// | ||
// Push a quoted version of `string` onto the stack | ||
pushString: function(string) { | ||
this.pushStackLiteral(this.quotedString(string)); | ||
}, | ||
// [pushString] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: quotedString(string), ... | ||
// | ||
// Push a quoted version of `string` onto the stack | ||
pushString: function(string) { | ||
this.pushStackLiteral(this.quotedString(string)); | ||
}, | ||
// [push] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: expr, ... | ||
// | ||
// Push an expression onto the stack | ||
push: function(expr) { | ||
this.inlineStack.push(expr); | ||
return expr; | ||
}, | ||
// [push] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: expr, ... | ||
// | ||
// Push an expression onto the stack | ||
push: function(expr) { | ||
this.inlineStack.push(expr); | ||
return expr; | ||
}, | ||
// [pushLiteral] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: value, ... | ||
// | ||
// Pushes a value onto the stack. This operation prevents | ||
// the compiler from creating a temporary variable to hold | ||
// it. | ||
pushLiteral: function(value) { | ||
this.pushStackLiteral(value); | ||
}, | ||
// [pushLiteral] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: value, ... | ||
// | ||
// Pushes a value onto the stack. This operation prevents | ||
// the compiler from creating a temporary variable to hold | ||
// it. | ||
pushLiteral: function(value) { | ||
this.pushStackLiteral(value); | ||
}, | ||
// [pushProgram] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: program(guid), ... | ||
// | ||
// Push a program expression onto the stack. This takes | ||
// a compile-time guid and converts it into a runtime-accessible | ||
// expression. | ||
pushProgram: function(guid) { | ||
if (guid != null) { | ||
this.pushStackLiteral(this.programExpression(guid)); | ||
} else { | ||
this.pushStackLiteral(null); | ||
} | ||
}, | ||
// [pushProgram] | ||
// | ||
// On stack, before: ... | ||
// On stack, after: program(guid), ... | ||
// | ||
// Push a program expression onto the stack. This takes | ||
// a compile-time guid and converts it into a runtime-accessible | ||
// expression. | ||
pushProgram: function(guid) { | ||
if (guid != null) { | ||
this.pushStackLiteral(this.programExpression(guid)); | ||
} else { | ||
this.pushStackLiteral(null); | ||
} | ||
}, | ||
// [invokeHelper] | ||
// | ||
// On stack, before: hash, inverse, program, params..., ... | ||
// On stack, after: result of helper invocation | ||
// | ||
// Pops off the helper's parameters, invokes the helper, | ||
// and pushes the helper's return value onto the stack. | ||
// | ||
// If the helper is not found, `helperMissing` is called. | ||
invokeHelper: function(paramSize, name) { | ||
this.context.aliases.helperMissing = 'helpers.helperMissing'; | ||
// [invokeHelper] | ||
// | ||
// On stack, before: hash, inverse, program, params..., ... | ||
// On stack, after: result of helper invocation | ||
// | ||
// Pops off the helper's parameters, invokes the helper, | ||
// and pushes the helper's return value onto the stack. | ||
// | ||
// If the helper is not found, `helperMissing` is called. | ||
invokeHelper: function(paramSize, name) { | ||
this.context.aliases.helperMissing = 'helpers.helperMissing'; | ||
var helper = this.lastHelper = this.setupHelper(paramSize, name, true); | ||
var helper = this.lastHelper = this.setupHelper(paramSize, name, true); | ||
this.push(helper.name); | ||
this.replaceStack(function(name) { | ||
return name + ' ? ' + name + '.call(' + | ||
helper.callParams + ") " + ": helperMissing.call(" + | ||
helper.helperMissingParams + ")"; | ||
}); | ||
}, | ||
this.push(helper.name); | ||
this.replaceStack(function(name) { | ||
return name + ' ? ' + name + '.call(' + | ||
helper.callParams + ") " + ": helperMissing.call(" + | ||
helper.helperMissingParams + ")"; | ||
}); | ||
}, | ||
// [invokeKnownHelper] | ||
// | ||
// On stack, before: hash, inverse, program, params..., ... | ||
// On stack, after: result of helper invocation | ||
// | ||
// This operation is used when the helper is known to exist, | ||
// so a `helperMissing` fallback is not required. | ||
invokeKnownHelper: function(paramSize, name) { | ||
var helper = this.setupHelper(paramSize, name); | ||
this.push(helper.name + ".call(" + helper.callParams + ")"); | ||
}, | ||
// [invokeKnownHelper] | ||
// | ||
// On stack, before: hash, inverse, program, params..., ... | ||
// On stack, after: result of helper invocation | ||
// | ||
// This operation is used when the helper is known to exist, | ||
// so a `helperMissing` fallback is not required. | ||
invokeKnownHelper: function(paramSize, name) { | ||
var helper = this.setupHelper(paramSize, name); | ||
this.push(helper.name + ".call(" + helper.callParams + ")"); | ||
}, | ||
// [invokeAmbiguous] | ||
// | ||
// On stack, before: hash, inverse, program, params..., ... | ||
// On stack, after: result of disambiguation | ||
// | ||
// This operation is used when an expression like `{{foo}}` | ||
// is provided, but we don't know at compile-time whether it | ||
// is a helper or a path. | ||
// | ||
// This operation emits more code than the other options, | ||
// and can be avoided by passing the `knownHelpers` and | ||
// `knownHelpersOnly` flags at compile-time. | ||
invokeAmbiguous: function(name, helperCall) { | ||
this.context.aliases.functionType = '"function"'; | ||
// [invokeAmbiguous] | ||
// | ||
// On stack, before: hash, inverse, program, params..., ... | ||
// On stack, after: result of disambiguation | ||
// | ||
// This operation is used when an expression like `{{foo}}` | ||
// is provided, but we don't know at compile-time whether it | ||
// is a helper or a path. | ||
// | ||
// This operation emits more code than the other options, | ||
// and can be avoided by passing the `knownHelpers` and | ||
// `knownHelpersOnly` flags at compile-time. | ||
invokeAmbiguous: function(name, helperCall) { | ||
this.context.aliases.functionType = '"function"'; | ||
this.pushStackLiteral('{}'); // Hash value | ||
var helper = this.setupHelper(0, name, helperCall); | ||
this.pushStackLiteral('{}'); // Hash value | ||
var helper = this.setupHelper(0, name, helperCall); | ||
var helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper'); | ||
var helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper'); | ||
var nonHelper = this.nameLookup('depth' + this.lastContext, name, 'context'); | ||
var nextStack = this.nextStack(); | ||
var nonHelper = this.nameLookup('depth' + this.lastContext, name, 'context'); | ||
var nextStack = this.nextStack(); | ||
this.source.push('if (' + nextStack + ' = ' + helperName + ') { ' + nextStack + ' = ' + nextStack + '.call(' + helper.callParams + '); }'); | ||
this.source.push('else { ' + nextStack + ' = ' + nonHelper + '; ' + nextStack + ' = typeof ' + nextStack + ' === functionType ? ' + nextStack + '.apply(depth0) : ' + nextStack + '; }'); | ||
}, | ||
this.source.push('if (' + nextStack + ' = ' + helperName + ') { ' + nextStack + ' = ' + nextStack + '.call(' + helper.callParams + '); }'); | ||
this.source.push('else { ' + nextStack + ' = ' + nonHelper + '; ' + nextStack + ' = typeof ' + nextStack + ' === functionType ? ' + nextStack + '.apply(depth0) : ' + nextStack + '; }'); | ||
}, | ||
// [invokePartial] | ||
// | ||
// On stack, before: context, ... | ||
// On stack after: result of partial invocation | ||
// | ||
// This operation pops off a context, invokes a partial with that context, | ||
// and pushes the result of the invocation back. | ||
invokePartial: function(name) { | ||
var params = [this.nameLookup('partials', name, 'partial'), "'" + name + "'", this.popStack(), "helpers", "partials"]; | ||
// [invokePartial] | ||
// | ||
// On stack, before: context, ... | ||
// On stack after: result of partial invocation | ||
// | ||
// This operation pops off a context, invokes a partial with that context, | ||
// and pushes the result of the invocation back. | ||
invokePartial: function(name) { | ||
var params = [this.nameLookup('partials', name, 'partial'), "'" + name + "'", this.popStack(), "helpers", "partials"]; | ||
if (this.options.data) { | ||
params.push("data"); | ||
} | ||
if (this.options.data) { | ||
params.push("data"); | ||
} | ||
this.context.aliases.self = "this"; | ||
this.push("self.invokePartial(" + params.join(", ") + ")"); | ||
}, | ||
this.context.aliases.self = "this"; | ||
this.push("self.invokePartial(" + params.join(", ") + ")"); | ||
}, | ||
// [assignToHash] | ||
// | ||
// On stack, before: value, hash, ... | ||
// On stack, after: hash, ... | ||
// | ||
// Pops a value and hash off the stack, assigns `hash[key] = value` | ||
// and pushes the hash back onto the stack. | ||
assignToHash: function(key) { | ||
var value = this.popStack(), | ||
type; | ||
// [assignToHash] | ||
// | ||
// On stack, before: value, hash, ... | ||
// On stack, after: hash, ... | ||
// | ||
// Pops a value and hash off the stack, assigns `hash[key] = value` | ||
// and pushes the hash back onto the stack. | ||
assignToHash: function(key) { | ||
var value = this.popStack(), | ||
type; | ||
if (this.options.stringParams) { | ||
type = this.popStack(); | ||
this.popStack(); | ||
} | ||
if (this.options.stringParams) { | ||
type = this.popStack(); | ||
this.popStack(); | ||
} | ||
var hash = this.hash; | ||
if (type) { | ||
hash.types.push("'" + key + "': " + type); | ||
} | ||
hash.values.push("'" + key + "': (" + value + ")"); | ||
}, | ||
var hash = this.hash; | ||
if (type) { | ||
hash.types.push("'" + key + "': " + type); | ||
} | ||
hash.values.push("'" + key + "': (" + value + ")"); | ||
}, | ||
// HELPERS | ||
// HELPERS | ||
compiler: JavaScriptCompiler, | ||
compiler: JavaScriptCompiler, | ||
compileChildren: function(environment, options) { | ||
var children = environment.children, child, compiler; | ||
compileChildren: function(environment, options) { | ||
var children = environment.children, child, compiler; | ||
for(var i=0, l=children.length; i<l; i++) { | ||
child = children[i]; | ||
compiler = new this.compiler(); | ||
for(var i=0, l=children.length; i<l; i++) { | ||
child = children[i]; | ||
compiler = new this.compiler(); | ||
var index = this.matchExistingProgram(child); | ||
var index = this.matchExistingProgram(child); | ||
if (index == null) { | ||
this.context.programs.push(''); // Placeholder to prevent name conflicts for nested children | ||
index = this.context.programs.length; | ||
child.index = index; | ||
child.name = 'program' + index; | ||
this.context.programs[index] = compiler.compile(child, options, this.context); | ||
this.context.environments[index] = child; | ||
} else { | ||
child.index = index; | ||
child.name = 'program' + index; | ||
} | ||
if (index == null) { | ||
this.context.programs.push(''); // Placeholder to prevent name conflicts for nested children | ||
index = this.context.programs.length; | ||
child.index = index; | ||
child.name = 'program' + index; | ||
this.context.programs[index] = compiler.compile(child, options, this.context); | ||
this.context.environments[index] = child; | ||
} else { | ||
child.index = index; | ||
child.name = 'program' + index; | ||
} | ||
}, | ||
matchExistingProgram: function(child) { | ||
for (var i = 0, len = this.context.environments.length; i < len; i++) { | ||
var environment = this.context.environments[i]; | ||
if (environment && environment.equals(child)) { | ||
return i; | ||
} | ||
} | ||
}, | ||
matchExistingProgram: function(child) { | ||
for (var i = 0, len = this.context.environments.length; i < len; i++) { | ||
var environment = this.context.environments[i]; | ||
if (environment && environment.equals(child)) { | ||
return i; | ||
} | ||
}, | ||
} | ||
}, | ||
programExpression: function(guid) { | ||
this.context.aliases.self = "this"; | ||
programExpression: function(guid) { | ||
this.context.aliases.self = "this"; | ||
if(guid == null) { | ||
return "self.noop"; | ||
} | ||
if(guid == null) { | ||
return "self.noop"; | ||
} | ||
var child = this.environment.children[guid], | ||
depths = child.depths.list, depth; | ||
var child = this.environment.children[guid], | ||
depths = child.depths.list, depth; | ||
var programParams = [child.index, child.name, "data"]; | ||
var programParams = [child.index, child.name, "data"]; | ||
for(var i=0, l = depths.length; i<l; i++) { | ||
depth = depths[i]; | ||
for(var i=0, l = depths.length; i<l; i++) { | ||
depth = depths[i]; | ||
if(depth === 1) { programParams.push("depth0"); } | ||
else { programParams.push("depth" + (depth - 1)); } | ||
} | ||
if(depth === 1) { programParams.push("depth0"); } | ||
else { programParams.push("depth" + (depth - 1)); } | ||
} | ||
if(depths.length === 0) { | ||
return "self.program(" + programParams.join(", ") + ")"; | ||
} else { | ||
programParams.shift(); | ||
return "self.programWithDepth(" + programParams.join(", ") + ")"; | ||
} | ||
}, | ||
if(depths.length === 0) { | ||
return "self.program(" + programParams.join(", ") + ")"; | ||
} else { | ||
programParams.shift(); | ||
return "self.programWithDepth(" + programParams.join(", ") + ")"; | ||
} | ||
}, | ||
register: function(name, val) { | ||
this.useRegister(name); | ||
this.source.push(name + " = " + val + ";"); | ||
}, | ||
register: function(name, val) { | ||
this.useRegister(name); | ||
this.source.push(name + " = " + val + ";"); | ||
}, | ||
useRegister: function(name) { | ||
if(!this.registers[name]) { | ||
this.registers[name] = true; | ||
this.registers.list.push(name); | ||
} | ||
}, | ||
useRegister: function(name) { | ||
if(!this.registers[name]) { | ||
this.registers[name] = true; | ||
this.registers.list.push(name); | ||
} | ||
}, | ||
pushStackLiteral: function(item) { | ||
return this.push(new Literal(item)); | ||
}, | ||
pushStackLiteral: function(item) { | ||
return this.push(new Literal(item)); | ||
}, | ||
pushStack: function(item) { | ||
this.flushInline(); | ||
pushStack: function(item) { | ||
this.flushInline(); | ||
var stack = this.incrStack(); | ||
if (item) { | ||
this.source.push(stack + " = " + item + ";"); | ||
} | ||
this.compileStack.push(stack); | ||
return stack; | ||
}, | ||
var stack = this.incrStack(); | ||
if (item) { | ||
this.source.push(stack + " = " + item + ";"); | ||
} | ||
this.compileStack.push(stack); | ||
return stack; | ||
}, | ||
replaceStack: function(callback) { | ||
var prefix = '', | ||
inline = this.isInline(), | ||
stack; | ||
replaceStack: function(callback) { | ||
var prefix = '', | ||
inline = this.isInline(), | ||
stack; | ||
// If we are currently inline then we want to merge the inline statement into the | ||
// replacement statement via ',' | ||
if (inline) { | ||
var top = this.popStack(true); | ||
// If we are currently inline then we want to merge the inline statement into the | ||
// replacement statement via ',' | ||
if (inline) { | ||
var top = this.popStack(true); | ||
if (top instanceof Literal) { | ||
// Literals do not need to be inlined | ||
stack = top.value; | ||
} else { | ||
// Get or create the current stack name for use by the inline | ||
var name = this.stackSlot ? this.topStackName() : this.incrStack(); | ||
if (top instanceof Literal) { | ||
// Literals do not need to be inlined | ||
stack = top.value; | ||
} else { | ||
// Get or create the current stack name for use by the inline | ||
var name = this.stackSlot ? this.topStackName() : this.incrStack(); | ||
prefix = '(' + this.push(name) + ' = ' + top + '),'; | ||
stack = this.topStack(); | ||
} | ||
} else { | ||
prefix = '(' + this.push(name) + ' = ' + top + '),'; | ||
stack = this.topStack(); | ||
} | ||
} else { | ||
stack = this.topStack(); | ||
} | ||
var item = callback.call(this, stack); | ||
var item = callback.call(this, stack); | ||
if (inline) { | ||
if (this.inlineStack.length || this.compileStack.length) { | ||
this.popStack(); | ||
} | ||
this.push('(' + prefix + item + ')'); | ||
} else { | ||
// Prevent modification of the context depth variable. Through replaceStack | ||
if (!/^stack/.test(stack)) { | ||
stack = this.nextStack(); | ||
} | ||
this.source.push(stack + " = (" + prefix + item + ");"); | ||
if (inline) { | ||
if (this.inlineStack.length || this.compileStack.length) { | ||
this.popStack(); | ||
} | ||
return stack; | ||
}, | ||
this.push('(' + prefix + item + ')'); | ||
} else { | ||
// Prevent modification of the context depth variable. Through replaceStack | ||
if (!/^stack/.test(stack)) { | ||
stack = this.nextStack(); | ||
} | ||
nextStack: function() { | ||
return this.pushStack(); | ||
}, | ||
this.source.push(stack + " = (" + prefix + item + ");"); | ||
} | ||
return stack; | ||
}, | ||
incrStack: function() { | ||
this.stackSlot++; | ||
if(this.stackSlot > this.stackVars.length) { this.stackVars.push("stack" + this.stackSlot); } | ||
return this.topStackName(); | ||
}, | ||
topStackName: function() { | ||
return "stack" + this.stackSlot; | ||
}, | ||
flushInline: function() { | ||
var inlineStack = this.inlineStack; | ||
if (inlineStack.length) { | ||
this.inlineStack = []; | ||
for (var i = 0, len = inlineStack.length; i < len; i++) { | ||
var entry = inlineStack[i]; | ||
if (entry instanceof Literal) { | ||
this.compileStack.push(entry); | ||
} else { | ||
this.pushStack(entry); | ||
} | ||
} | ||
} | ||
}, | ||
isInline: function() { | ||
return this.inlineStack.length; | ||
}, | ||
nextStack: function() { | ||
return this.pushStack(); | ||
}, | ||
popStack: function(wrapped) { | ||
var inline = this.isInline(), | ||
item = (inline ? this.inlineStack : this.compileStack).pop(); | ||
if (!wrapped && (item instanceof Literal)) { | ||
return item.value; | ||
} else { | ||
if (!inline) { | ||
this.stackSlot--; | ||
incrStack: function() { | ||
this.stackSlot++; | ||
if(this.stackSlot > this.stackVars.length) { this.stackVars.push("stack" + this.stackSlot); } | ||
return this.topStackName(); | ||
}, | ||
topStackName: function() { | ||
return "stack" + this.stackSlot; | ||
}, | ||
flushInline: function() { | ||
var inlineStack = this.inlineStack; | ||
if (inlineStack.length) { | ||
this.inlineStack = []; | ||
for (var i = 0, len = inlineStack.length; i < len; i++) { | ||
var entry = inlineStack[i]; | ||
if (entry instanceof Literal) { | ||
this.compileStack.push(entry); | ||
} else { | ||
this.pushStack(entry); | ||
} | ||
return item; | ||
} | ||
}, | ||
} | ||
}, | ||
isInline: function() { | ||
return this.inlineStack.length; | ||
}, | ||
topStack: function(wrapped) { | ||
var stack = (this.isInline() ? this.inlineStack : this.compileStack), | ||
item = stack[stack.length - 1]; | ||
popStack: function(wrapped) { | ||
var inline = this.isInline(), | ||
item = (inline ? this.inlineStack : this.compileStack).pop(); | ||
if (!wrapped && (item instanceof Literal)) { | ||
return item.value; | ||
} else { | ||
return item; | ||
if (!wrapped && (item instanceof Literal)) { | ||
return item.value; | ||
} else { | ||
if (!inline) { | ||
this.stackSlot--; | ||
} | ||
}, | ||
return item; | ||
} | ||
}, | ||
quotedString: function(str) { | ||
return '"' + str | ||
.replace(/\\/g, '\\\\') | ||
.replace(/"/g, '\\"') | ||
.replace(/\n/g, '\\n') | ||
.replace(/\r/g, '\\r') + '"'; | ||
}, | ||
topStack: function(wrapped) { | ||
var stack = (this.isInline() ? this.inlineStack : this.compileStack), | ||
item = stack[stack.length - 1]; | ||
setupHelper: function(paramSize, name, missingParams) { | ||
var params = []; | ||
this.setupParams(paramSize, params, missingParams); | ||
var foundHelper = this.nameLookup('helpers', name, 'helper'); | ||
if (!wrapped && (item instanceof Literal)) { | ||
return item.value; | ||
} else { | ||
return item; | ||
} | ||
}, | ||
return { | ||
params: params, | ||
name: foundHelper, | ||
callParams: ["depth0"].concat(params).join(", "), | ||
helperMissingParams: missingParams && ["depth0", this.quotedString(name)].concat(params).join(", ") | ||
}; | ||
}, | ||
quotedString: function(str) { | ||
return '"' + str | ||
.replace(/\\/g, '\\\\') | ||
.replace(/"/g, '\\"') | ||
.replace(/\n/g, '\\n') | ||
.replace(/\r/g, '\\r') + '"'; | ||
}, | ||
// the params and contexts arguments are passed in arrays | ||
// to fill in | ||
setupParams: function(paramSize, params, useRegister) { | ||
var options = [], contexts = [], types = [], param, inverse, program; | ||
setupHelper: function(paramSize, name, missingParams) { | ||
var params = []; | ||
this.setupParams(paramSize, params, missingParams); | ||
var foundHelper = this.nameLookup('helpers', name, 'helper'); | ||
options.push("hash:" + this.popStack()); | ||
return { | ||
params: params, | ||
name: foundHelper, | ||
callParams: ["depth0"].concat(params).join(", "), | ||
helperMissingParams: missingParams && ["depth0", this.quotedString(name)].concat(params).join(", ") | ||
}; | ||
}, | ||
inverse = this.popStack(); | ||
program = this.popStack(); | ||
// the params and contexts arguments are passed in arrays | ||
// to fill in | ||
setupParams: function(paramSize, params, useRegister) { | ||
var options = [], contexts = [], types = [], param, inverse, program; | ||
// Avoid setting fn and inverse if neither are set. This allows | ||
// helpers to do a check for `if (options.fn)` | ||
if (program || inverse) { | ||
if (!program) { | ||
this.context.aliases.self = "this"; | ||
program = "self.noop"; | ||
} | ||
options.push("hash:" + this.popStack()); | ||
if (!inverse) { | ||
this.context.aliases.self = "this"; | ||
inverse = "self.noop"; | ||
} | ||
inverse = this.popStack(); | ||
program = this.popStack(); | ||
options.push("inverse:" + inverse); | ||
options.push("fn:" + program); | ||
// Avoid setting fn and inverse if neither are set. This allows | ||
// helpers to do a check for `if (options.fn)` | ||
if (program || inverse) { | ||
if (!program) { | ||
this.context.aliases.self = "this"; | ||
program = "self.noop"; | ||
} | ||
for(var i=0; i<paramSize; i++) { | ||
param = this.popStack(); | ||
params.push(param); | ||
if(this.options.stringParams) { | ||
types.push(this.popStack()); | ||
contexts.push(this.popStack()); | ||
} | ||
if (!inverse) { | ||
this.context.aliases.self = "this"; | ||
inverse = "self.noop"; | ||
} | ||
if (this.options.stringParams) { | ||
options.push("contexts:[" + contexts.join(",") + "]"); | ||
options.push("types:[" + types.join(",") + "]"); | ||
options.push("hashTypes:hashTypes"); | ||
} | ||
options.push("inverse:" + inverse); | ||
options.push("fn:" + program); | ||
} | ||
if(this.options.data) { | ||
options.push("data:data"); | ||
} | ||
for(var i=0; i<paramSize; i++) { | ||
param = this.popStack(); | ||
params.push(param); | ||
options = "{" + options.join(",") + "}"; | ||
if (useRegister) { | ||
this.register('options', options); | ||
params.push('options'); | ||
} else { | ||
params.push(options); | ||
if(this.options.stringParams) { | ||
types.push(this.popStack()); | ||
contexts.push(this.popStack()); | ||
} | ||
return params.join(", "); | ||
} | ||
}; | ||
var reservedWords = ( | ||
"break else new var" + | ||
" case finally return void" + | ||
" catch for switch while" + | ||
" continue function this with" + | ||
" default if throw" + | ||
" delete in try" + | ||
" do instanceof typeof" + | ||
" abstract enum int short" + | ||
" boolean export interface static" + | ||
" byte extends long super" + | ||
" char final native synchronized" + | ||
" class float package throws" + | ||
" const goto private transient" + | ||
" debugger implements protected volatile" + | ||
" double import public let yield" | ||
).split(" "); | ||
if (this.options.stringParams) { | ||
options.push("contexts:[" + contexts.join(",") + "]"); | ||
options.push("types:[" + types.join(",") + "]"); | ||
options.push("hashTypes:hashTypes"); | ||
} | ||
var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {}; | ||
if(this.options.data) { | ||
options.push("data:data"); | ||
} | ||
for(var i=0, l=reservedWords.length; i<l; i++) { | ||
compilerWords[reservedWords[i]] = true; | ||
options = "{" + options.join(",") + "}"; | ||
if (useRegister) { | ||
this.register('options', options); | ||
params.push('options'); | ||
} else { | ||
params.push(options); | ||
} | ||
return params.join(", "); | ||
} | ||
}; | ||
JavaScriptCompiler.isValidJavaScriptVariableName = function(name) { | ||
if(!JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]+$/.test(name)) { | ||
return true; | ||
} | ||
return false; | ||
}; | ||
var reservedWords = ( | ||
"break else new var" + | ||
" case finally return void" + | ||
" catch for switch while" + | ||
" continue function this with" + | ||
" default if throw" + | ||
" delete in try" + | ||
" do instanceof typeof" + | ||
" abstract enum int short" + | ||
" boolean export interface static" + | ||
" byte extends long super" + | ||
" char final native synchronized" + | ||
" class float package throws" + | ||
" const goto private transient" + | ||
" debugger implements protected volatile" + | ||
" double import public let yield" | ||
).split(" "); | ||
})(Handlebars.Compiler, Handlebars.JavaScriptCompiler); | ||
var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {}; | ||
for(var i=0, l=reservedWords.length; i<l; i++) { | ||
compilerWords[reservedWords[i]] = true; | ||
} | ||
JavaScriptCompiler.isValidJavaScriptVariableName = function(name) { | ||
if(!JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]+$/.test(name)) { | ||
return true; | ||
} | ||
return false; | ||
}; | ||
Handlebars.precompile = function(input, options) { | ||
if (!input || (typeof input !== 'string' && input.constructor !== Handlebars.AST.ProgramNode)) { | ||
throw new Handlebars.Exception("You must pass a string or Handlebars AST to Handlebars.compile. You passed " + input); | ||
throw new Handlebars.Exception("You must pass a string or Handlebars AST to Handlebars.precompile. You passed " + input); | ||
} | ||
@@ -1241,4 +1249,4 @@ | ||
var ast = Handlebars.parse(input); | ||
var environment = new Handlebars.Compiler().compile(ast, options); | ||
return new Handlebars.JavaScriptCompiler().compile(environment, options); | ||
var environment = new Compiler().compile(ast, options); | ||
return new JavaScriptCompiler().compile(environment, options); | ||
}; | ||
@@ -1258,4 +1266,4 @@ | ||
var ast = Handlebars.parse(input); | ||
var environment = new Handlebars.Compiler().compile(ast, options); | ||
var templateSpec = new Handlebars.JavaScriptCompiler().compile(environment, options, undefined, true); | ||
var environment = new Compiler().compile(ast, options); | ||
var templateSpec = new JavaScriptCompiler().compile(environment, options, undefined, true); | ||
return Handlebars.template(templateSpec); | ||
@@ -1262,0 +1270,0 @@ } |
@@ -467,3 +467,3 @@ // BEGIN(BROWSER) | ||
}; | ||
lexer.rules = [/^(?:[^\x00]*?(?=(\{\{)))/,/^(?:[^\x00]+)/,/^(?:[^\x00]{2,}?(?=(\{\{|$)))/,/^(?:[\s\S]*?--\}\})/,/^(?:\{\{>)/,/^(?:\{\{#)/,/^(?:\{\{\/)/,/^(?:\{\{\^)/,/^(?:\{\{\s*else\b)/,/^(?:\{\{\{)/,/^(?:\{\{&)/,/^(?:\{\{!--)/,/^(?:\{\{![\s\S]*?\}\})/,/^(?:\{\{)/,/^(?:=)/,/^(?:\.(?=[} ]))/,/^(?:\.\.)/,/^(?:[\/.])/,/^(?:\s+)/,/^(?:\}\}\})/,/^(?:\}\})/,/^(?:"(\\["]|[^"])*")/,/^(?:'(\\[']|[^'])*')/,/^(?:@[a-zA-Z]+)/,/^(?:true(?=[}\s]))/,/^(?:false(?=[}\s]))/,/^(?:[0-9]+(?=[}\s]))/,/^(?:[a-zA-Z0-9_$-]+(?=[=}\s\/.]))/,/^(?:\[[^\]]*\])/,/^(?:.)/,/^(?:\s+)/,/^(?:[a-zA-Z0-9_$-/]+)/,/^(?:$)/]; | ||
lexer.rules = [/^(?:[^\x00]*?(?=(\{\{)))/,/^(?:[^\x00]+)/,/^(?:[^\x00]{2,}?(?=(\{\{|$)))/,/^(?:[\s\S]*?--\}\})/,/^(?:\{\{>)/,/^(?:\{\{#)/,/^(?:\{\{\/)/,/^(?:\{\{\^)/,/^(?:\{\{\s*else\b)/,/^(?:\{\{\{)/,/^(?:\{\{&)/,/^(?:\{\{!--)/,/^(?:\{\{![\s\S]*?\}\})/,/^(?:\{\{)/,/^(?:=)/,/^(?:\.(?=[} ]))/,/^(?:\.\.)/,/^(?:[\/.])/,/^(?:\s+)/,/^(?:\}\}\})/,/^(?:\}\})/,/^(?:"(\\["]|[^"])*")/,/^(?:'(\\[']|[^'])*')/,/^(?:@[a-zA-Z]+)/,/^(?:true(?=[}\s]))/,/^(?:false(?=[}\s]))/,/^(?:-?[0-9]+(?=[}\s]))/,/^(?:[a-zA-Z0-9_$-]+(?=[=}\s\/.]))/,/^(?:\[[^\]]*\])/,/^(?:.)/,/^(?:\s+)/,/^(?:[a-zA-Z0-9_$-/]+)/,/^(?:$)/]; | ||
lexer.conditions = {"mu":{"rules":[4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,32],"inclusive":false},"emu":{"rules":[2],"inclusive":false},"com":{"rules":[3],"inclusive":false},"par":{"rules":[30,31],"inclusive":false},"INITIAL":{"rules":[0,1,32],"inclusive":true}}; | ||
@@ -470,0 +470,0 @@ return lexer;})() |
@@ -5,2 +5,6 @@ exports.attach = function(Handlebars) { | ||
Handlebars.print = function(ast) { | ||
return new Handlebars.PrintVisitor().accept(ast); | ||
}; | ||
Handlebars.PrintVisitor = function() { this.padding = 0; }; | ||
@@ -7,0 +11,0 @@ Handlebars.PrintVisitor.prototype = new Handlebars.Visitor(); |
@@ -25,43 +25,41 @@ exports.attach = function(Handlebars) { | ||
(function() { | ||
var escape = { | ||
"&": "&", | ||
"<": "<", | ||
">": ">", | ||
'"': """, | ||
"'": "'", | ||
"`": "`" | ||
}; | ||
var escape = { | ||
"&": "&", | ||
"<": "<", | ||
">": ">", | ||
'"': """, | ||
"'": "'", | ||
"`": "`" | ||
}; | ||
var badChars = /[&<>"'`]/g; | ||
var possible = /[&<>"'`]/; | ||
var badChars = /[&<>"'`]/g; | ||
var possible = /[&<>"'`]/; | ||
var escapeChar = function(chr) { | ||
return escape[chr] || "&"; | ||
}; | ||
var escapeChar = function(chr) { | ||
return escape[chr] || "&"; | ||
}; | ||
Handlebars.Utils = { | ||
escapeExpression: function(string) { | ||
// don't escape SafeStrings, since they're already safe | ||
if (string instanceof Handlebars.SafeString) { | ||
return string.toString(); | ||
} else if (string == null || string === false) { | ||
return ""; | ||
} | ||
Handlebars.Utils = { | ||
escapeExpression: function(string) { | ||
// don't escape SafeStrings, since they're already safe | ||
if (string instanceof Handlebars.SafeString) { | ||
return string.toString(); | ||
} else if (string == null || string === false) { | ||
return ""; | ||
} | ||
if(!possible.test(string)) { return string; } | ||
return string.replace(badChars, escapeChar); | ||
}, | ||
if(!possible.test(string)) { return string; } | ||
return string.replace(badChars, escapeChar); | ||
}, | ||
isEmpty: function(value) { | ||
if (!value && value !== 0) { | ||
return true; | ||
} else if(Object.prototype.toString.call(value) === "[object Array]" && value.length === 0) { | ||
return true; | ||
} else { | ||
return false; | ||
} | ||
isEmpty: function(value) { | ||
if (!value && value !== 0) { | ||
return true; | ||
} else if(toString.call(value) === "[object Array]" && value.length === 0) { | ||
return true; | ||
} else { | ||
return false; | ||
} | ||
}; | ||
})(); | ||
} | ||
}; | ||
@@ -68,0 +66,0 @@ // END(BROWSER) |
{ | ||
"name": "handlebars", | ||
"description": "Extension of the Mustache logicless template language", | ||
"version": "1.0.9", | ||
"version": "1.0.10", | ||
"homepage": "http://www.handlebarsjs.com/", | ||
@@ -6,0 +6,0 @@ "keywords": [ |
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LicenseThis package is not allowed per your license policy. Review the package's license to ensure compliance.
Found 1 instance in 1 package
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LicenseThis package is not allowed per your license policy. Review the package's license to ensure compliance.
Found 1 instance in 1 package
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