antv-l7/node_modules/css-to-react-native/index.js

862 lines
26 KiB
JavaScript

'use strict';
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
Object.defineProperty(exports, '__esModule', { value: true });
function _interopDefault(ex) {
return ex && (typeof ex === 'undefined' ? 'undefined' : _typeof(ex)) === 'object' && 'default' in ex ? ex['default'] : ex;
}
var parse = require('postcss-value-parser');
var parse__default = _interopDefault(parse);
var cssColorKeywords = _interopDefault(require('css-color-keywords'));
var camelizeStyleName = _interopDefault(require('camelize'));
var matchString = function matchString(node) {
if (node.type !== 'string') return null;
return node.value.replace(/\\([0-9a-f]{1,6})(?:\s|$)/gi, function (match, charCode) {
return String.fromCharCode(parseInt(charCode, 16));
}).replace(/\\/g, '');
};
var hexColorRe = /^(#(?:[0-9a-f]{3,4}){1,2})$/i;
var cssFunctionNameRe = /^(rgba?|hsla?|hwb|lab|lch|gray|color)$/;
var matchColor = function matchColor(node) {
if (node.type === 'word' && (hexColorRe.test(node.value) || node.value in cssColorKeywords || node.value === 'transparent')) {
return node.value;
} else if (node.type === 'function' && cssFunctionNameRe.test(node.value)) {
return parse.stringify(node);
}
return null;
};
var noneRe = /^(none)$/i;
var autoRe = /^(auto)$/i;
var identRe = /(^-?[_a-z][_a-z0-9-]*$)/i;
// Note if these are wrong, you'll need to change index.js too
var numberRe = /^([+-]?(?:\d*\.)?\d+(?:[Ee][+-]?\d+)?)$/;
// Note lengthRe is sneaky: you can omit units for 0
var lengthRe = /^(0$|(?:[+-]?(?:\d*\.)?\d+(?:[Ee][+-]?\d+)?)(?=px$))/;
var unsupportedUnitRe = /^([+-]?(?:\d*\.)?\d+(?:[Ee][+-]?\d+)?(ch|em|ex|rem|vh|vw|vmin|vmax|cm|mm|in|pc|pt))$/;
var angleRe = /^([+-]?(?:\d*\.)?\d+(?:[Ee][+-]?\d+)?(?:deg|rad))$/;
var percentRe = /^([+-]?(?:\d*\.)?\d+(?:[Ee][+-]?\d+)?%)$/;
var noopToken = function noopToken(predicate) {
return function (node) {
return predicate(node) ? '<token>' : null;
};
};
var valueForTypeToken = function valueForTypeToken(type) {
return function (node) {
return node.type === type ? node.value : null;
};
};
var regExpToken = function regExpToken(regExp) {
var transform = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : String;
return function (node) {
if (node.type !== 'word') return null;
var match = node.value.match(regExp);
if (match === null) return null;
var value = transform(match[1]);
return value;
};
};
var tokens = {
SPACE: noopToken(function (node) {
return node.type === 'space';
}),
SLASH: noopToken(function (node) {
return node.type === 'div' && node.value === '/';
}),
COMMA: noopToken(function (node) {
return node.type === 'div' && node.value === ',';
}),
WORD: valueForTypeToken('word'),
NONE: regExpToken(noneRe),
AUTO: regExpToken(autoRe),
NUMBER: regExpToken(numberRe, Number),
LENGTH: regExpToken(lengthRe, Number),
UNSUPPORTED_LENGTH_UNIT: regExpToken(unsupportedUnitRe),
ANGLE: regExpToken(angleRe),
PERCENT: regExpToken(percentRe),
IDENT: regExpToken(identRe),
STRING: matchString,
COLOR: matchColor,
LINE: regExpToken(/^(none|underline|line-through)$/i)
};
var NONE = tokens.NONE,
COLOR = tokens.COLOR,
LENGTH = tokens.LENGTH,
UNSUPPORTED_LENGTH_UNIT = tokens.UNSUPPORTED_LENGTH_UNIT,
SPACE = tokens.SPACE;
var BORDER_STYLE = regExpToken(/^(solid|dashed|dotted)$/);
var defaultBorderWidth = 1;
var defaultBorderColor = 'black';
var defaultBorderStyle = 'solid';
var border = function border(tokenStream) {
var borderWidth = void 0;
var borderColor = void 0;
var borderStyle = void 0;
if (tokenStream.matches(NONE)) {
tokenStream.expectEmpty();
return { borderWidth: 0, borderColor: 'black', borderStyle: 'solid' };
}
var partsParsed = 0;
while (partsParsed < 3 && tokenStream.hasTokens()) {
if (partsParsed !== 0) tokenStream.expect(SPACE);
if (borderWidth === undefined && tokenStream.matches(LENGTH) || tokenStream.matches(UNSUPPORTED_LENGTH_UNIT)) {
borderWidth = tokenStream.lastValue;
} else if (borderColor === undefined && tokenStream.matches(COLOR)) {
borderColor = tokenStream.lastValue;
} else if (borderStyle === undefined && tokenStream.matches(BORDER_STYLE)) {
borderStyle = tokenStream.lastValue;
} else {
tokenStream.throw();
}
partsParsed += 1;
}
tokenStream.expectEmpty();
if (borderWidth === undefined) borderWidth = defaultBorderWidth;
if (borderColor === undefined) borderColor = defaultBorderColor;
if (borderStyle === undefined) borderStyle = defaultBorderStyle;
return { borderWidth: borderWidth, borderColor: borderColor, borderStyle: borderStyle };
};
var LENGTH$1 = tokens.LENGTH,
UNSUPPORTED_LENGTH_UNIT$1 = tokens.UNSUPPORTED_LENGTH_UNIT,
PERCENT = tokens.PERCENT,
COLOR$1 = tokens.COLOR,
SPACE$1 = tokens.SPACE,
NONE$1 = tokens.NONE;
var directionFactory = function directionFactory(_ref) {
var _ref$types = _ref.types,
types = _ref$types === undefined ? [LENGTH$1, UNSUPPORTED_LENGTH_UNIT$1, PERCENT] : _ref$types,
_ref$directions = _ref.directions,
directions = _ref$directions === undefined ? ['Top', 'Right', 'Bottom', 'Left'] : _ref$directions,
_ref$prefix = _ref.prefix,
prefix = _ref$prefix === undefined ? '' : _ref$prefix,
_ref$suffix = _ref.suffix,
suffix = _ref$suffix === undefined ? '' : _ref$suffix;
return function (tokenStream) {
var _ref2;
var values = [];
// borderWidth doesn't currently allow a percent value, but may do in the future
values.push(tokenStream.expect.apply(tokenStream, _toConsumableArray(types)));
while (values.length < 4 && tokenStream.hasTokens()) {
tokenStream.expect(SPACE$1);
values.push(tokenStream.expect.apply(tokenStream, _toConsumableArray(types)));
}
tokenStream.expectEmpty();
var top = values[0],
_values$ = values[1],
right = _values$ === undefined ? top : _values$,
_values$2 = values[2],
bottom = _values$2 === undefined ? top : _values$2,
_values$3 = values[3],
left = _values$3 === undefined ? right : _values$3;
var keyFor = function keyFor(n) {
return '' + prefix + directions[n] + suffix;
};
return _ref2 = {}, _defineProperty(_ref2, keyFor(0), top), _defineProperty(_ref2, keyFor(1), right), _defineProperty(_ref2, keyFor(2), bottom), _defineProperty(_ref2, keyFor(3), left), _ref2;
};
};
var parseShadowOffset = function parseShadowOffset(tokenStream) {
var width = tokenStream.expect(LENGTH$1);
var height = tokenStream.matches(SPACE$1) ? tokenStream.expect(LENGTH$1) : width;
tokenStream.expectEmpty();
return { width: width, height: height };
};
var parseShadow = function parseShadow(tokenStream) {
var offsetX = void 0;
var offsetY = void 0;
var radius = void 0;
var color = void 0;
if (tokenStream.matches(NONE$1)) {
tokenStream.expectEmpty();
return {
offset: { width: 0, height: 0 },
radius: 0,
color: 'black'
};
}
var didParseFirst = false;
while (tokenStream.hasTokens()) {
if (didParseFirst) tokenStream.expect(SPACE$1);
if (offsetX === undefined && tokenStream.matches(LENGTH$1, UNSUPPORTED_LENGTH_UNIT$1)) {
offsetX = tokenStream.lastValue;
tokenStream.expect(SPACE$1);
offsetY = tokenStream.expect(LENGTH$1, UNSUPPORTED_LENGTH_UNIT$1);
tokenStream.saveRewindPoint();
if (tokenStream.matches(SPACE$1) && tokenStream.matches(LENGTH$1, UNSUPPORTED_LENGTH_UNIT$1)) {
radius = tokenStream.lastValue;
} else {
tokenStream.rewind();
}
} else if (color === undefined && tokenStream.matches(COLOR$1)) {
color = tokenStream.lastValue;
} else {
tokenStream.throw();
}
didParseFirst = true;
}
if (offsetX === undefined) tokenStream.throw();
return {
offset: { width: offsetX, height: offsetY },
radius: radius !== undefined ? radius : 0,
color: color !== undefined ? color : 'black'
};
};
var boxShadow = function boxShadow(tokenStream) {
var _parseShadow = parseShadow(tokenStream),
offset = _parseShadow.offset,
radius = _parseShadow.radius,
color = _parseShadow.color;
return {
shadowOffset: offset,
shadowRadius: radius,
shadowColor: color,
shadowOpacity: 1
};
};
var NONE$2 = tokens.NONE,
AUTO = tokens.AUTO,
NUMBER = tokens.NUMBER,
LENGTH$2 = tokens.LENGTH,
SPACE$2 = tokens.SPACE;
var defaultFlexGrow = 1;
var defaultFlexShrink = 1;
var defaultFlexBasis = 0;
var flex = function flex(tokenStream) {
var flexGrow = void 0;
var flexShrink = void 0;
var flexBasis = void 0;
if (tokenStream.matches(NONE$2)) {
tokenStream.expectEmpty();
return { flexGrow: 0, flexShrink: 0, flexBasis: 'auto' };
}
tokenStream.saveRewindPoint();
if (tokenStream.matches(AUTO) && !tokenStream.hasTokens()) {
return { flexGrow: 1, flexShrink: 1, flexBasis: 'auto' };
}
tokenStream.rewind();
var partsParsed = 0;
while (partsParsed < 2 && tokenStream.hasTokens()) {
if (partsParsed !== 0) tokenStream.expect(SPACE$2);
if (flexGrow === undefined && tokenStream.matches(NUMBER)) {
flexGrow = tokenStream.lastValue;
tokenStream.saveRewindPoint();
if (tokenStream.matches(SPACE$2) && tokenStream.matches(NUMBER)) {
flexShrink = tokenStream.lastValue;
} else {
tokenStream.rewind();
}
} else if (flexBasis === undefined && tokenStream.matches(LENGTH$2)) {
flexBasis = tokenStream.lastValue;
} else if (flexBasis === undefined && tokenStream.matches(AUTO)) {
flexBasis = 'auto';
} else {
tokenStream.throw();
}
partsParsed += 1;
}
tokenStream.expectEmpty();
if (flexGrow === undefined) flexGrow = defaultFlexGrow;
if (flexShrink === undefined) flexShrink = defaultFlexShrink;
if (flexBasis === undefined) flexBasis = defaultFlexBasis;
return { flexGrow: flexGrow, flexShrink: flexShrink, flexBasis: flexBasis };
};
var SPACE$3 = tokens.SPACE;
var FLEX_WRAP = regExpToken(/(nowrap|wrap|wrap-reverse)/);
var FLEX_DIRECTION = regExpToken(/(row|row-reverse|column|column-reverse)/);
var defaultFlexWrap = 'nowrap';
var defaultFlexDirection = 'row';
var flexFlow = function flexFlow(tokenStream) {
var flexWrap = void 0;
var flexDirection = void 0;
var partsParsed = 0;
while (partsParsed < 2 && tokenStream.hasTokens()) {
if (partsParsed !== 0) tokenStream.expect(SPACE$3);
if (flexWrap === undefined && tokenStream.matches(FLEX_WRAP)) {
flexWrap = tokenStream.lastValue;
} else if (flexDirection === undefined && tokenStream.matches(FLEX_DIRECTION)) {
flexDirection = tokenStream.lastValue;
} else {
tokenStream.throw();
}
partsParsed += 1;
}
tokenStream.expectEmpty();
if (flexWrap === undefined) flexWrap = defaultFlexWrap;
if (flexDirection === undefined) flexDirection = defaultFlexDirection;
return { flexWrap: flexWrap, flexDirection: flexDirection };
};
var SPACE$4 = tokens.SPACE,
IDENT = tokens.IDENT,
STRING = tokens.STRING;
var parseFontFamily = function parseFontFamily(tokenStream) {
var fontFamily = void 0;
if (tokenStream.matches(STRING)) {
fontFamily = tokenStream.lastValue;
} else {
fontFamily = tokenStream.expect(IDENT);
while (tokenStream.hasTokens()) {
tokenStream.expect(SPACE$4);
var nextIdent = tokenStream.expect(IDENT);
fontFamily += ' ' + nextIdent;
}
}
tokenStream.expectEmpty();
return { fontFamily: fontFamily };
};
var SPACE$5 = tokens.SPACE,
LENGTH$3 = tokens.LENGTH,
UNSUPPORTED_LENGTH_UNIT$2 = tokens.UNSUPPORTED_LENGTH_UNIT,
NUMBER$1 = tokens.NUMBER,
SLASH = tokens.SLASH;
var NORMAL = regExpToken(/^(normal)$/);
var STYLE = regExpToken(/^(italic)$/);
var WEIGHT = regExpToken(/^([1-9]00|bold)$/);
var VARIANT = regExpToken(/^(small-caps)$/);
var defaultFontStyle = 'normal';
var defaultFontWeight = 'normal';
var defaultFontVariant = [];
var font = function font(tokenStream) {
var fontStyle = void 0;
var fontWeight = void 0;
var fontVariant = void 0;
// let fontSize;
var lineHeight = void 0;
// let fontFamily;
var numStyleWeightVariantMatched = 0;
while (numStyleWeightVariantMatched < 3 && tokenStream.hasTokens()) {
if (tokenStream.matches(NORMAL)) {
/* pass */
} else if (fontStyle === undefined && tokenStream.matches(STYLE)) {
fontStyle = tokenStream.lastValue;
} else if (fontWeight === undefined && tokenStream.matches(WEIGHT)) {
fontWeight = tokenStream.lastValue;
} else if (fontVariant === undefined && tokenStream.matches(VARIANT)) {
fontVariant = [tokenStream.lastValue];
} else {
break;
}
tokenStream.expect(SPACE$5);
numStyleWeightVariantMatched += 1;
}
var fontSize = tokenStream.expect(LENGTH$3, UNSUPPORTED_LENGTH_UNIT$2);
if (tokenStream.matches(SLASH)) {
if (tokenStream.matches(NUMBER$1)) {
lineHeight = fontSize * tokenStream.lastValue;
} else {
lineHeight = tokenStream.expect(LENGTH$3, UNSUPPORTED_LENGTH_UNIT$2);
}
}
tokenStream.expect(SPACE$5);
var _parseFontFamily = parseFontFamily(tokenStream),
fontFamily = _parseFontFamily.fontFamily;
if (fontStyle === undefined) fontStyle = defaultFontStyle;
if (fontWeight === undefined) fontWeight = defaultFontWeight;
if (fontVariant === undefined) fontVariant = defaultFontVariant;
var out = { fontStyle: fontStyle, fontWeight: fontWeight, fontVariant: fontVariant, fontSize: fontSize, fontFamily: fontFamily };
if (lineHeight !== undefined) out.lineHeight = lineHeight;
return out;
};
var SPACE$6 = tokens.SPACE,
LINE = tokens.LINE,
COLOR$2 = tokens.COLOR;
var STYLE$1 = regExpToken(/^(solid|double|dotted|dashed)$/);
var defaultTextDecorationLine = 'none';
var defaultTextDecorationStyle = 'solid';
var defaultTextDecorationColor = 'black';
var textDecoration = function textDecoration(tokenStream) {
var line = void 0;
var style = void 0;
var color = void 0;
var didParseFirst = false;
while (tokenStream.hasTokens()) {
if (didParseFirst) tokenStream.expect(SPACE$6);
if (line === undefined && tokenStream.matches(LINE)) {
var lines = [tokenStream.lastValue.toLowerCase()];
tokenStream.saveRewindPoint();
if (lines[0] !== 'none' && tokenStream.matches(SPACE$6) && tokenStream.matches(LINE)) {
lines.push(tokenStream.lastValue.toLowerCase());
// Underline comes before line-through
lines.sort().reverse();
} else {
tokenStream.rewind();
}
line = lines.join(' ');
} else if (style === undefined && tokenStream.matches(STYLE$1)) {
style = tokenStream.lastValue;
} else if (color === undefined && tokenStream.matches(COLOR$2)) {
color = tokenStream.lastValue;
} else {
tokenStream.throw();
}
didParseFirst = true;
}
return {
textDecorationLine: line !== undefined ? line : defaultTextDecorationLine,
textDecorationColor: color !== undefined ? color : defaultTextDecorationColor,
textDecorationStyle: style !== undefined ? style : defaultTextDecorationStyle
};
};
var SPACE$7 = tokens.SPACE,
LINE$1 = tokens.LINE;
var textDecorationLine = function textDecorationLine(tokenStream) {
var lines = [];
var didParseFirst = false;
while (tokenStream.hasTokens()) {
if (didParseFirst) tokenStream.expect(SPACE$7);
lines.push(tokenStream.expect(LINE$1).toLowerCase());
didParseFirst = true;
}
lines.sort().reverse();
return { textDecorationLine: lines.join(' ') };
};
var textShadow = function textShadow(tokenStream) {
var _parseShadow2 = parseShadow(tokenStream),
offset = _parseShadow2.offset,
radius = _parseShadow2.radius,
color = _parseShadow2.color;
return {
textShadowOffset: offset,
textShadowRadius: radius,
textShadowColor: color
};
};
var SPACE$8 = tokens.SPACE,
COMMA = tokens.COMMA,
LENGTH$4 = tokens.LENGTH,
NUMBER$2 = tokens.NUMBER,
ANGLE = tokens.ANGLE;
var oneOfType = function oneOfType(tokenType) {
return function (functionStream) {
var value = functionStream.expect(tokenType);
functionStream.expectEmpty();
return value;
};
};
var singleNumber = oneOfType(NUMBER$2);
var singleLength = oneOfType(LENGTH$4);
var singleAngle = oneOfType(ANGLE);
var xyTransformFactory = function xyTransformFactory(tokenType) {
return function (key, valueIfOmitted) {
return function (functionStream) {
var x = functionStream.expect(tokenType);
var y = void 0;
if (functionStream.hasTokens()) {
functionStream.expect(COMMA);
y = functionStream.expect(tokenType);
} else if (valueIfOmitted !== undefined) {
y = valueIfOmitted;
} else {
// Assumption, if x === y, then we can omit XY
// I.e. scale(5) => [{ scale: 5 }] rather than [{ scaleX: 5 }, { scaleY: 5 }]
return x;
}
functionStream.expectEmpty();
return [_defineProperty({}, key + 'Y', y), _defineProperty({}, key + 'X', x)];
};
};
};
var xyNumber = xyTransformFactory(NUMBER$2);
var xyLength = xyTransformFactory(LENGTH$4);
var xyAngle = xyTransformFactory(ANGLE);
var partTransforms = {
perspective: singleNumber,
scale: xyNumber('scale'),
scaleX: singleNumber,
scaleY: singleNumber,
translate: xyLength('translate', 0),
translateX: singleLength,
translateY: singleLength,
rotate: singleAngle,
rotateX: singleAngle,
rotateY: singleAngle,
rotateZ: singleAngle,
skewX: singleAngle,
skewY: singleAngle,
skew: xyAngle('skew', '0deg')
};
var transform = function transform(tokenStream) {
var transforms = [];
var didParseFirst = false;
while (tokenStream.hasTokens()) {
if (didParseFirst) tokenStream.expect(SPACE$8);
var functionStream = tokenStream.expectFunction();
var functionName = functionStream.functionName;
var transformedValues = partTransforms[functionName](functionStream);
if (!Array.isArray(transformedValues)) {
transformedValues = [_defineProperty({}, functionName, transformedValues)];
}
transforms = transformedValues.concat(transforms);
didParseFirst = true;
}
return { transform: transforms };
};
var IDENT$1 = tokens.IDENT,
WORD = tokens.WORD,
COLOR$3 = tokens.COLOR,
LENGTH$5 = tokens.LENGTH,
UNSUPPORTED_LENGTH_UNIT$3 = tokens.UNSUPPORTED_LENGTH_UNIT,
PERCENT$1 = tokens.PERCENT,
AUTO$1 = tokens.AUTO;
var background = function background(tokenStream) {
return {
backgroundColor: tokenStream.expect(COLOR$3)
};
};
var borderColor = directionFactory({
types: [COLOR$3],
prefix: 'border',
suffix: 'Color'
});
var borderRadius = directionFactory({
directions: ['TopLeft', 'TopRight', 'BottomRight', 'BottomLeft'],
prefix: 'border',
suffix: 'Radius'
});
var borderWidth = directionFactory({ prefix: 'border', suffix: 'Width' });
var margin = directionFactory({
types: [LENGTH$5, UNSUPPORTED_LENGTH_UNIT$3, PERCENT$1, AUTO$1],
prefix: 'margin'
});
var padding = directionFactory({ prefix: 'padding' });
var fontVariant = function fontVariant(tokenStream) {
return {
fontVariant: [tokenStream.expect(IDENT$1)]
};
};
var fontWeight = function fontWeight(tokenStream) {
return {
fontWeight: tokenStream.expect(WORD) // Also match numbers as strings
};
};
var shadowOffset = function shadowOffset(tokenStream) {
return {
shadowOffset: parseShadowOffset(tokenStream)
};
};
var textShadowOffset = function textShadowOffset(tokenStream) {
return {
textShadowOffset: parseShadowOffset(tokenStream)
};
};
var transforms = {
background: background,
border: border,
borderColor: borderColor,
borderRadius: borderRadius,
borderWidth: borderWidth,
boxShadow: boxShadow,
flex: flex,
flexFlow: flexFlow,
font: font,
fontFamily: parseFontFamily,
fontVariant: fontVariant,
fontWeight: fontWeight,
margin: margin,
padding: padding,
shadowOffset: shadowOffset,
textShadow: textShadow,
textShadowOffset: textShadowOffset,
textDecoration: textDecoration,
textDecorationLine: textDecorationLine,
transform: transform
};
var SYMBOL_MATCH = 'SYMBOL_MATCH';
var TokenStream = function () {
function TokenStream(nodes, parent) {
_classCallCheck(this, TokenStream);
this.index = 0;
this.nodes = nodes;
this.functionName = parent != null ? parent.value : null;
this.lastValue = null;
this.rewindIndex = -1;
}
_createClass(TokenStream, [{
key: 'hasTokens',
value: function hasTokens() {
return this.index <= this.nodes.length - 1;
}
}, {
key: SYMBOL_MATCH,
value: function value() {
if (!this.hasTokens()) return null;
var node = this.nodes[this.index];
for (var i = 0; i < arguments.length; i += 1) {
var tokenDescriptor = arguments.length <= i ? undefined : arguments[i];
var value = tokenDescriptor(node);
if (value !== null) {
this.index += 1;
this.lastValue = value;
return value;
}
}
return null;
}
}, {
key: 'matches',
value: function matches() {
return this[SYMBOL_MATCH].apply(this, arguments) !== null;
}
}, {
key: 'expect',
value: function expect() {
var value = this[SYMBOL_MATCH].apply(this, arguments);
return value !== null ? value : this.throw();
}
}, {
key: 'matchesFunction',
value: function matchesFunction() {
var node = this.nodes[this.index];
if (node.type !== 'function') return null;
var value = new TokenStream(node.nodes, node);
this.index += 1;
this.lastValue = null;
return value;
}
}, {
key: 'expectFunction',
value: function expectFunction() {
var value = this.matchesFunction();
return value !== null ? value : this.throw();
}
}, {
key: 'expectEmpty',
value: function expectEmpty() {
if (this.hasTokens()) this.throw();
}
}, {
key: 'throw',
value: function _throw() {
throw new Error('Unexpected token type: ' + this.nodes[this.index].type);
}
}, {
key: 'saveRewindPoint',
value: function saveRewindPoint() {
this.rewindIndex = this.index;
}
}, {
key: 'rewind',
value: function rewind() {
if (this.rewindIndex === -1) throw new Error('Internal error');
this.index = this.rewindIndex;
this.lastValue = null;
}
}]);
return TokenStream;
}();
/* eslint-disable no-param-reassign */
// Note if this is wrong, you'll need to change tokenTypes.js too
var numberOrLengthRe = /^([+-]?(?:\d*\.)?\d+(?:[Ee][+-]?\d+)?)(?:px)?$/i;
var boolRe = /^true|false$/i;
var nullRe = /^null$/i;
var undefinedRe = /^undefined$/i;
// Undocumented export
var transformRawValue = function transformRawValue(input) {
var value = input.trim();
var numberMatch = value.match(numberOrLengthRe);
if (numberMatch !== null) return Number(numberMatch[1]);
var boolMatch = input.match(boolRe);
if (boolMatch !== null) return boolMatch[0].toLowerCase() === 'true';
var nullMatch = input.match(nullRe);
if (nullMatch !== null) return null;
var undefinedMatch = input.match(undefinedRe);
if (undefinedMatch !== null) return undefined;
return value;
};
var baseTransformShorthandValue = function baseTransformShorthandValue(propName, inputValue) {
var ast = parse__default(inputValue.trim());
var tokenStream = new TokenStream(ast.nodes);
return transforms[propName](tokenStream);
};
var transformShorthandValue = process.env.NODE_ENV === 'production' ? baseTransformShorthandValue : function (propName, inputValue) {
try {
return baseTransformShorthandValue(propName, inputValue);
} catch (e) {
throw new Error('Failed to parse declaration "' + propName + ': ' + inputValue + '"');
}
};
var getStylesForProperty = function getStylesForProperty(propName, inputValue, allowShorthand) {
var isRawValue = allowShorthand === false || !(propName in transforms);
var propValues = isRawValue ? _defineProperty({}, propName, transformRawValue(inputValue)) : transformShorthandValue(propName, inputValue.trim());
return propValues;
};
var getPropertyName = function getPropertyName(propName) {
var isCustomProp = /^--\w+/.test(propName);
if (isCustomProp) {
return propName;
}
return camelizeStyleName(propName);
};
var index = function index(rules) {
var shorthandBlacklist = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
return rules.reduce(function (accum, rule) {
var propertyName = getPropertyName(rule[0]);
var value = rule[1];
var allowShorthand = shorthandBlacklist.indexOf(propertyName) === -1;
return Object.assign(accum, getStylesForProperty(propertyName, value, allowShorthand));
}, {});
};
exports.transformRawValue = transformRawValue;
exports.getStylesForProperty = getStylesForProperty;
exports.getPropertyName = getPropertyName;
exports.default = index;