78 lines
2.2 KiB
JavaScript
78 lines
2.2 KiB
JavaScript
var List = require('../common/List');
|
|
var SyntaxError = require('../common/SyntaxError');
|
|
var TokenStream = require('../common/TokenStream');
|
|
var Lexer = require('../lexer/Lexer');
|
|
var definitionSyntax = require('../definition-syntax');
|
|
var tokenize = require('../tokenizer');
|
|
var createParser = require('../parser/create');
|
|
var createGenerator = require('../generator/create');
|
|
var createConvertor = require('../convertor/create');
|
|
var createWalker = require('../walker/create');
|
|
var clone = require('../utils/clone');
|
|
var names = require('../utils/names');
|
|
var mix = require('./config/mix');
|
|
|
|
function createSyntax(config) {
|
|
var parse = createParser(config);
|
|
var walk = createWalker(config);
|
|
var generate = createGenerator(config);
|
|
var convert = createConvertor(walk);
|
|
|
|
var syntax = {
|
|
List: List,
|
|
SyntaxError: SyntaxError,
|
|
TokenStream: TokenStream,
|
|
Lexer: Lexer,
|
|
|
|
vendorPrefix: names.vendorPrefix,
|
|
keyword: names.keyword,
|
|
property: names.property,
|
|
isCustomProperty: names.isCustomProperty,
|
|
|
|
definitionSyntax: definitionSyntax,
|
|
lexer: null,
|
|
createLexer: function(config) {
|
|
return new Lexer(config, syntax, syntax.lexer.structure);
|
|
},
|
|
|
|
tokenize: tokenize,
|
|
parse: parse,
|
|
walk: walk,
|
|
generate: generate,
|
|
|
|
find: walk.find,
|
|
findLast: walk.findLast,
|
|
findAll: walk.findAll,
|
|
|
|
clone: clone,
|
|
fromPlainObject: convert.fromPlainObject,
|
|
toPlainObject: convert.toPlainObject,
|
|
|
|
createSyntax: function(config) {
|
|
return createSyntax(mix({}, config));
|
|
},
|
|
fork: function(extension) {
|
|
var base = mix({}, config); // copy of config
|
|
return createSyntax(
|
|
typeof extension === 'function'
|
|
? extension(base, Object.assign)
|
|
: mix(base, extension)
|
|
);
|
|
}
|
|
};
|
|
|
|
syntax.lexer = new Lexer({
|
|
generic: true,
|
|
types: config.types,
|
|
atrules: config.atrules,
|
|
properties: config.properties,
|
|
node: config.node
|
|
}, syntax);
|
|
|
|
return syntax;
|
|
};
|
|
|
|
exports.create = function(config) {
|
|
return createSyntax(mix({}, config));
|
|
};
|