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1aeabca | 1 2 3 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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | "use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseFunctionArgs = exports.nonFunctionArgSeparator = exports.nonWhiteSpace = exports.isIdentWithValue = exports.isStringToken = exports.isIdentToken = exports.isNumberToken = exports.isDimensionToken = exports.Parser = void 0;
var tokenizer_1 = require("./tokenizer");
var Parser = /** @class */ (function () {
function Parser(tokens) {
this._tokens = tokens;
}
Parser.create = function (value) {
var tokenizer = new tokenizer_1.Tokenizer();
tokenizer.write(value);
return new Parser(tokenizer.read());
};
Parser.parseValue = function (value) {
return Parser.create(value).parseComponentValue();
};
Parser.parseValues = function (value) {
return Parser.create(value).parseComponentValues();
};
Parser.prototype.parseComponentValue = function () {
var token = this.consumeToken();
while (token.type === 31 /* WHITESPACE_TOKEN */) {
token = this.consumeToken();
}
if (token.type === 32 /* EOF_TOKEN */) {
throw new SyntaxError("Error parsing CSS component value, unexpected EOF");
}
this.reconsumeToken(token);
var value = this.consumeComponentValue();
do {
token = this.consumeToken();
} while (token.type === 31 /* WHITESPACE_TOKEN */);
if (token.type === 32 /* EOF_TOKEN */) {
return value;
}
throw new SyntaxError("Error parsing CSS component value, multiple values found when expecting only one");
};
Parser.prototype.parseComponentValues = function () {
var values = [];
while (true) {
var value = this.consumeComponentValue();
if (value.type === 32 /* EOF_TOKEN */) {
return values;
}
values.push(value);
values.push();
}
};
Parser.prototype.consumeComponentValue = function () {
var token = this.consumeToken();
switch (token.type) {
case 11 /* LEFT_CURLY_BRACKET_TOKEN */:
case 28 /* LEFT_SQUARE_BRACKET_TOKEN */:
case 2 /* LEFT_PARENTHESIS_TOKEN */:
return this.consumeSimpleBlock(token.type);
case 19 /* FUNCTION_TOKEN */:
return this.consumeFunction(token);
}
return token;
};
Parser.prototype.consumeSimpleBlock = function (type) {
var block = { type: type, values: [] };
var token = this.consumeToken();
while (true) {
if (token.type === 32 /* EOF_TOKEN */ || isEndingTokenFor(token, type)) {
return block;
}
this.reconsumeToken(token);
block.values.push(this.consumeComponentValue());
token = this.consumeToken();
}
};
Parser.prototype.consumeFunction = function (functionToken) {
var cssFunction = {
name: functionToken.value,
values: [],
type: 18 /* FUNCTION */
};
while (true) {
var token = this.consumeToken();
if (token.type === 32 /* EOF_TOKEN */ || token.type === 3 /* RIGHT_PARENTHESIS_TOKEN */) {
return cssFunction;
}
this.reconsumeToken(token);
cssFunction.values.push(this.consumeComponentValue());
}
};
Parser.prototype.consumeToken = function () {
var token = this._tokens.shift();
return typeof token === 'undefined' ? tokenizer_1.EOF_TOKEN : token;
};
Parser.prototype.reconsumeToken = function (token) {
this._tokens.unshift(token);
};
return Parser;
}());
exports.Parser = Parser;
var isDimensionToken = function (token) { return token.type === 15 /* DIMENSION_TOKEN */; };
exports.isDimensionToken = isDimensionToken;
var isNumberToken = function (token) { return token.type === 17 /* NUMBER_TOKEN */; };
exports.isNumberToken = isNumberToken;
var isIdentToken = function (token) { return token.type === 20 /* IDENT_TOKEN */; };
exports.isIdentToken = isIdentToken;
var isStringToken = function (token) { return token.type === 0 /* STRING_TOKEN */; };
exports.isStringToken = isStringToken;
var isIdentWithValue = function (token, value) {
return exports.isIdentToken(token) && token.value === value;
};
exports.isIdentWithValue = isIdentWithValue;
var nonWhiteSpace = function (token) { return token.type !== 31 /* WHITESPACE_TOKEN */; };
exports.nonWhiteSpace = nonWhiteSpace;
var nonFunctionArgSeparator = function (token) {
return token.type !== 31 /* WHITESPACE_TOKEN */ && token.type !== 4 /* COMMA_TOKEN */;
};
exports.nonFunctionArgSeparator = nonFunctionArgSeparator;
var parseFunctionArgs = function (tokens) {
var args = [];
var arg = [];
tokens.forEach(function (token) {
if (token.type === 4 /* COMMA_TOKEN */) {
if (arg.length === 0) {
throw new Error("Error parsing function args, zero tokens for arg");
}
args.push(arg);
arg = [];
return;
}
if (token.type !== 31 /* WHITESPACE_TOKEN */) {
arg.push(token);
}
});
if (arg.length) {
args.push(arg);
}
return args;
};
exports.parseFunctionArgs = parseFunctionArgs;
var isEndingTokenFor = function (token, type) {
if (type === 11 /* LEFT_CURLY_BRACKET_TOKEN */ && token.type === 12 /* RIGHT_CURLY_BRACKET_TOKEN */) {
return true;
}
if (type === 28 /* LEFT_SQUARE_BRACKET_TOKEN */ && token.type === 29 /* RIGHT_SQUARE_BRACKET_TOKEN */) {
return true;
}
return type === 2 /* LEFT_PARENTHESIS_TOKEN */ && token.type === 3 /* RIGHT_PARENTHESIS_TOKEN */;
};
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