303 lines
9.4 KiB
JavaScript
303 lines
9.4 KiB
JavaScript
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'use strict';
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exports.__esModule = true;
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exports.default = tokenize;
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var _input = require('./input');
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var _input2 = _interopRequireDefault(_input);
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var _tokenizeString2 = require('./tokenize-string');
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var _tokenizeString3 = _interopRequireDefault(_tokenizeString2);
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var _tokenizeComment2 = require('./tokenize-comment');
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var _tokenizeComment3 = _interopRequireDefault(_tokenizeComment2);
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var _tokenizeInterpolant2 = require('./tokenize-interpolant');
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var _tokenizeInterpolant3 = _interopRequireDefault(_tokenizeInterpolant2);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var singleQuote = "'".charCodeAt(0),
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doubleQuote = '"'.charCodeAt(0),
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dollar = '$'.charCodeAt(0),
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hash = '#'.charCodeAt(0),
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backslash = '\\'.charCodeAt(0),
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slash = '/'.charCodeAt(0),
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newline = '\n'.charCodeAt(0),
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space = ' '.charCodeAt(0),
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feed = '\f'.charCodeAt(0),
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tab = '\t'.charCodeAt(0),
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cr = '\r'.charCodeAt(0),
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openBracket = '('.charCodeAt(0),
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closeBracket = ')'.charCodeAt(0),
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openCurly = '{'.charCodeAt(0),
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closeCurly = '}'.charCodeAt(0),
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semicolon = ';'.charCodeAt(0),
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asterisk = '*'.charCodeAt(0),
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colon = ':'.charCodeAt(0),
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at = '@'.charCodeAt(0),
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comma = ','.charCodeAt(0),
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plus = '+'.charCodeAt(0),
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minus = '-'.charCodeAt(0),
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decComb = '>'.charCodeAt(0),
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adjComb = '~'.charCodeAt(0),
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number = /[+-]?(\d+(\.\d+)?|\.\d+)|(e[+-]\d+)/gi,
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sQuoteEnd = /(.*?)[^\\](?=((#{)|'))/gm,
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dQuoteEnd = /(.*?)[^\\](?=((#{)|"))/gm,
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wordEnd = /[ \n\t\r\(\)\{\},:;@!'"\\]|\/(?=\*)|#(?={)/g,
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ident = /-?([a-z_]|\\[^\\])([a-z-_0-9]|\\[^\\])*/gi;
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function tokenize(input, l, p) {
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var tokens = [];
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var css = input.css.valueOf();
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var code = void 0,
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next = void 0,
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quote = void 0,
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lines = void 0,
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last = void 0,
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content = void 0,
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escape = void 0,
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nextLine = void 0,
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nextOffset = void 0,
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escaped = void 0,
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escapePos = void 0,
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inInterpolant = void 0,
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inComment = void 0,
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inString = void 0;
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var length = css.length;
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var offset = -1;
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var line = l || 1;
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var pos = p || 0;
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loop: while (pos < length) {
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code = css.charCodeAt(pos);
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if (code === newline) {
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offset = pos;
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line += 1;
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}
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switch (code) {
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case space:
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case tab:
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case cr:
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case feed:
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next = pos;
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do {
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next += 1;
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code = css.charCodeAt(next);
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if (code === newline) {
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offset = next;
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line += 1;
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}
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} while (code === space || code === tab || code === cr || code === feed);
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tokens.push(['space', css.slice(pos, next)]);
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pos = next - 1;
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break;
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case newline:
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tokens.push(['newline', '\n', line, pos - offset]);
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break;
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case plus:
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tokens.push(['+', '+', line, pos - offset]);
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break;
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case minus:
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tokens.push(['-', '-', line, pos - offset]);
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break;
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case decComb:
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tokens.push(['>', '>', line, pos - offset]);
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break;
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case adjComb:
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tokens.push(['~', '~', line, pos - offset]);
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break;
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case openCurly:
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tokens.push(['{', '{', line, pos - offset]);
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break;
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case closeCurly:
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if (inInterpolant) {
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inInterpolant = false;
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tokens.push(['endInterpolant', '}', line, pos - offset]);
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} else {
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break loop;
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}
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break;
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case comma:
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tokens.push([',', ',', line, pos - offset]);
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break;
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case dollar:
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tokens.push(['$', '$', line, pos - offset]);
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break;
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case colon:
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tokens.push([':', ':', line, pos - offset]);
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break;
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case semicolon:
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tokens.push([';', ';', line, pos - offset]);
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break;
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case openBracket:
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tokens.push(['(', '(', line, pos - offset]);
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break;
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case closeBracket:
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tokens.push([')', ')', line, pos - offset]);
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break;
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case singleQuote:
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case doubleQuote:
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quote = code === singleQuote ? "'" : '"';
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tokens.push([quote, quote, line, pos - offset]);
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next = pos + 1;
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var _tokenizeString = (0, _tokenizeString3.default)(input, line, next, quote),
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t = _tokenizeString.tokens,
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_p = _tokenizeString.pos;
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tokens = tokens.concat(t);
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next = _p;
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pos = next;
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break;
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case at:
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tokens.push(['@', '@', line, pos - offset]);
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break;
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case backslash:
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next = pos;
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escape = true;
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while (css.charCodeAt(next + 1) === backslash) {
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next += 1;
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escape = !escape;
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}
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code = css.charCodeAt(next + 1);
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if (escape && code !== space && code !== newline && code !== tab && code !== cr && code !== feed) {
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next += 1;
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}
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tokens.push(['word', css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
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pos = next;
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break;
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default:
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ident.lastIndex = pos;
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number.lastIndex = pos;
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wordEnd.lastIndex = pos;
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if (code === slash && css.charCodeAt(pos + 1) === asterisk) {
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inComment = true;
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tokens.push(['startComment', '/*', line, pos + 1 - offset]);
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next = pos + 1;
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var _tokenizeComment = (0, _tokenizeComment3.default)(input, line, next + 1),
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_t = _tokenizeComment.tokens,
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_l = _tokenizeComment.line,
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_p2 = _tokenizeComment.pos,
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o = _tokenizeComment.offset;
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tokens = tokens.concat(_t);
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next = _p2;
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line = _l;
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offset = o;
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pos = next;
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break;
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}
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if (code === asterisk && css.charCodeAt(pos + 1) !== slash) {
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tokens.push(['*', '*', line, pos - offset]);
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break;
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}
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if (inComment && code === asterisk && css.charCodeAt(pos + 1) === slash) {
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inComment = false;
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tokens.push(['endComment', '*/', line, pos + 1 - offset]);
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pos += 2;
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break;
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}
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if (code === slash && css.charCodeAt(pos + 1) !== slash) {
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tokens.push(['/', '/', line, pos - offset]);
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pos += 2;
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break;
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}
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if (code === hash && css.charCodeAt(pos + 1) === openCurly) {
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inInterpolant = true;
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tokens.push(['startInterpolant', '#{', line, pos + 1 - offset]);
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next = pos + 1;
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var _tokenizeInterpolant = (0, _tokenizeInterpolant3.default)(input, line, next + 1),
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_t2 = _tokenizeInterpolant.tokens,
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_p3 = _tokenizeInterpolant.pos;
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tokens = tokens.concat(_t2);
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next = _p3;
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pos = next;
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break;
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}
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if (code === slash && css.charCodeAt(pos + 1) === slash) {
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next = css.indexOf('\n\n', pos + 2);
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next = next > 0 ? next : css.length;
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tokens.push(['scssComment', css.slice(pos, next), line, pos - offset, line, next - offset]);
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pos = next;
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break;
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}
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if (ident.test(css) && (ident.lastIndex = pos || 1) && ident.exec(css).index === pos) {
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next = ident.lastIndex - 1;
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tokens.push(['ident', css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
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pos = next;
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break;
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}
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if (number.test(css) && (number.lastIndex = pos || 1) && number.exec(css).index === pos) {
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next = number.lastIndex - 1;
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tokens.push(['number', css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
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pos = next;
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break;
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}
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wordEnd.lastIndex = pos + 1;
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wordEnd.test(css);
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if (wordEnd.lastIndex === 0) {
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next = css.length - 1;
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} else {
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next = wordEnd.lastIndex - 2;
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}
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tokens.push(['word', css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
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pos = next;
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break;
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}
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pos++;
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}
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return { tokens: tokens, pos: pos };
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}
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