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1 | "use strict";
var Exception = require("../exception")["default"];
function LocationInfo(locInfo) {
locInfo = locInfo || {};
this.firstLine = locInfo.first_line;
this.firstColumn = locInfo.first_column;
this.lastColumn = locInfo.last_column;
this.lastLine = locInfo.last_line;
}
var AST = {
ProgramNode: function(statements, strip, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "program";
this.statements = statements;
this.strip = strip;
},
MustacheNode: function(rawParams, hash, open, strip, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "mustache";
this.strip = strip;
// Open may be a string parsed from the parser or a passed boolean flag
if (open != null && open.charAt) {
// Must use charAt to support IE pre-10
var escapeFlag = open.charAt(3) || open.charAt(2);
this.escaped = escapeFlag !== '{' && escapeFlag !== '&';
} else {
this.escaped = !!open;
}
if (rawParams instanceof AST.SexprNode) {
this.sexpr = rawParams;
} else {
// Support old AST API
this.sexpr = new AST.SexprNode(rawParams, hash);
}
// Support old AST API that stored this info in MustacheNode
this.id = this.sexpr.id;
this.params = this.sexpr.params;
this.hash = this.sexpr.hash;
this.eligibleHelper = this.sexpr.eligibleHelper;
this.isHelper = this.sexpr.isHelper;
},
SexprNode: function(rawParams, hash, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "sexpr";
this.hash = hash;
var id = this.id = rawParams[0];
var params = this.params = rawParams.slice(1);
// a mustache is definitely a helper if:
// * it is an eligible helper, and
// * it has at least one parameter or hash segment
this.isHelper = !!(params.length || hash);
// a mustache is an eligible helper if:
// * its id is simple (a single part, not `this` or `..`)
this.eligibleHelper = this.isHelper || id.isSimple;
// 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.
},
PartialNode: function(partialName, context, hash, strip, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "partial";
this.partialName = partialName;
this.context = context;
this.hash = hash;
this.strip = strip;
this.strip.inlineStandalone = true;
},
BlockNode: function(mustache, program, inverse, strip, locInfo) {
LocationInfo.call(this, locInfo);
this.type = 'block';
this.mustache = mustache;
this.program = program;
this.inverse = inverse;
this.strip = strip;
if (inverse && !program) {
this.isInverse = true;
}
},
RawBlockNode: function(mustache, content, close, locInfo) {
LocationInfo.call(this, locInfo);
if (mustache.sexpr.id.original !== close) {
throw new Exception(mustache.sexpr.id.original + " doesn't match " + close, this);
}
content = new AST.ContentNode(content, locInfo);
this.type = 'block';
this.mustache = mustache;
this.program = new AST.ProgramNode([content], {}, locInfo);
},
ContentNode: function(string, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "content";
this.original = this.string = string;
},
HashNode: function(pairs, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "hash";
this.pairs = pairs;
},
IdNode: function(parts, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "ID";
var original = "",
dig = [],
depth = 0,
depthString = '';
for(var i=0,l=parts.length; i<l; i++) {
var part = parts[i].part;
original += (parts[i].separator || '') + part;
if (part === ".." || part === "." || part === "this") {
if (dig.length > 0) {
throw new Exception("Invalid path: " + original, this);
} else if (part === "..") {
depth++;
depthString += '../';
} else {
this.isScoped = true;
}
} else {
dig.push(part);
}
}
this.original = original;
this.parts = dig;
this.string = dig.join('.');
this.depth = depth;
this.idName = depthString + this.string;
// 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;
},
PartialNameNode: function(name, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "PARTIAL_NAME";
this.name = name.original;
},
DataNode: function(id, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "DATA";
this.id = id;
this.stringModeValue = id.stringModeValue;
this.idName = '@' + id.stringModeValue;
},
StringNode: function(string, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "STRING";
this.original =
this.string =
this.stringModeValue = string;
},
NumberNode: function(number, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "NUMBER";
this.original =
this.number = number;
this.stringModeValue = Number(number);
},
BooleanNode: function(bool, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "BOOLEAN";
this.bool = bool;
this.stringModeValue = bool === "true";
},
CommentNode: function(comment, locInfo) {
LocationInfo.call(this, locInfo);
this.type = "comment";
this.comment = comment;
this.strip = {
inlineStandalone: true
};
}
};
// Must be exported as an object rather than the root of the module as the jison lexer
// most modify the object to operate properly.
exports["default"] = AST; |