Added logging, changed some directory structure

This commit is contained in:
2018-01-13 21:33:40 -05:00
parent f079a5f067
commit 8e72ffb917
73656 changed files with 35284 additions and 53718 deletions

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'use strict';
exports.__esModule = true;
var _browserslist = require('browserslist');
var _browserslist2 = _interopRequireDefault(_browserslist);
var _postcss = require('postcss');
var _postcss2 = _interopRequireDefault(_postcss);
var _vendors = require('vendors');
var _vendors2 = _interopRequireDefault(_vendors);
var _clone = require('./lib/clone');
var _clone2 = _interopRequireDefault(_clone);
var _ensureCompatibility = require('./lib/ensureCompatibility');
var _ensureCompatibility2 = _interopRequireDefault(_ensureCompatibility);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var prefixes = _vendors2.default.map(function (v) {
return '-' + v + '-';
});
function intersect(a, b, not) {
return a.filter(function (c) {
var index = ~b.indexOf(c);
return not ? !index : index;
});
}
var different = function different(a, b) {
return intersect(a, b, true).concat(intersect(b, a, true));
};
var filterPrefixes = function filterPrefixes(selector) {
return intersect(prefixes, selector);
};
function sameVendor(selectorsA, selectorsB) {
var same = function same(selectors) {
return selectors.map(filterPrefixes).join();
};
return same(selectorsA) === same(selectorsB);
}
var noVendor = function noVendor(selector) {
return !filterPrefixes(selector).length;
};
function sameParent(ruleA, ruleB) {
var hasParent = ruleA.parent && ruleB.parent;
var sameType = hasParent && ruleA.parent.type === ruleB.parent.type;
// If an at rule, ensure that the parameters are the same
if (hasParent && ruleA.parent.type !== 'root' && ruleB.parent.type !== 'root') {
sameType = sameType && ruleA.parent.params === ruleB.parent.params && ruleA.parent.name === ruleB.parent.name;
}
return hasParent ? sameType : true;
}
function canMerge(ruleA, ruleB, browsers, compatibilityCache) {
var a = ruleA.selectors;
var b = ruleB.selectors;
var selectors = a.concat(b);
if (!(0, _ensureCompatibility2.default)(selectors, browsers, compatibilityCache)) {
return false;
}
var parent = sameParent(ruleA, ruleB);
var name = ruleA.parent.name;
if (parent && name && ~name.indexOf('keyframes')) {
return false;
}
return parent && (selectors.every(noVendor) || sameVendor(a, b));
}
var getDecls = function getDecls(rule) {
return rule.nodes ? rule.nodes.map(String) : [];
};
var joinSelectors = function joinSelectors() {
for (var _len = arguments.length, rules = Array(_len), _key = 0; _key < _len; _key++) {
rules[_key] = arguments[_key];
}
return rules.map(function (s) {
return s.selector;
}).join();
};
function ruleLength() {
for (var _len2 = arguments.length, rules = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
rules[_key2] = arguments[_key2];
}
return rules.map(function (r) {
return r.nodes.length ? String(r) : '';
}).join('').length;
}
function splitProp(prop) {
var parts = prop.split('-');
var base = void 0,
rest = void 0;
// Treat vendor prefixed properties as if they were unprefixed;
// moving them when combined with non-prefixed properties can
// cause issues. e.g. moving -webkit-background-clip when there
// is a background shorthand definition.
if (prop[0] === '-') {
base = parts[2];
rest = parts.slice(3);
} else {
base = parts[0];
rest = parts.slice(1);
}
return [base, rest];
}
function isConflictingProp(propA, propB) {
if (propA === propB) {
return true;
}
var a = splitProp(propA);
var b = splitProp(propB);
return a[0] === b[0] && a[1].length !== b[1].length;
}
function hasConflicts(declProp, notMoved) {
return notMoved.some(function (prop) {
return isConflictingProp(prop, declProp);
});
}
function partialMerge(first, second) {
var _this = this;
var intersection = intersect(getDecls(first), getDecls(second));
if (!intersection.length) {
return second;
}
var nextRule = second.next();
if (nextRule && nextRule.type === 'rule' && canMerge(second, nextRule)) {
var nextIntersection = intersect(getDecls(second), getDecls(nextRule));
if (nextIntersection.length > intersection.length) {
first = second;second = nextRule;intersection = nextIntersection;
}
}
var recievingBlock = (0, _clone2.default)(second);
recievingBlock.selector = joinSelectors(first, second);
recievingBlock.nodes = [];
second.parent.insertBefore(second, recievingBlock);
var difference = different(getDecls(first), getDecls(second));
var filterConflicts = function filterConflicts(decls, intersectn) {
var willNotMove = [];
return decls.reduce(function (willMove, decl) {
var intersects = ~intersectn.indexOf(decl);
var prop = decl.split(':')[0];
var base = prop.split('-')[0];
var canMove = difference.every(function (d) {
return d.split(':')[0] !== base;
});
if (intersects && canMove && !hasConflicts(prop, willNotMove)) {
willMove.push(decl);
} else {
willNotMove.push(prop);
}
return willMove;
}, []);
};
intersection = filterConflicts(getDecls(first).reverse(), intersection);
intersection = filterConflicts(getDecls(second), intersection);
var firstClone = (0, _clone2.default)(first);
var secondClone = (0, _clone2.default)(second);
var moveDecl = function moveDecl(callback) {
return function (decl) {
if (~intersection.indexOf(String(decl))) {
callback.call(_this, decl);
}
};
};
firstClone.walkDecls(moveDecl(function (decl) {
decl.remove();
recievingBlock.append(decl);
}));
secondClone.walkDecls(moveDecl(function (decl) {
return decl.remove();
}));
var merged = ruleLength(firstClone, recievingBlock, secondClone);
var original = ruleLength(first, second);
if (merged < original) {
first.replaceWith(firstClone);
second.replaceWith(secondClone);
[firstClone, recievingBlock, secondClone].forEach(function (r) {
if (!r.nodes.length) {
r.remove();
}
});
if (!secondClone.parent) {
return recievingBlock;
}
return secondClone;
} else {
recievingBlock.remove();
return second;
}
}
function selectorMerger(browsers, compatibilityCache) {
var cache = null;
return function (rule) {
// Prime the cache with the first rule, or alternately ensure that it is
// safe to merge both declarations before continuing
if (!cache || !canMerge(rule, cache, browsers, compatibilityCache)) {
cache = rule;
return;
}
// Ensure that we don't deduplicate the same rule; this is sometimes
// caused by a partial merge
if (cache === rule) {
cache = rule;
return;
}
// Merge when declarations are exactly equal
// e.g. h1 { color: red } h2 { color: red }
if (getDecls(rule).join(';') === getDecls(cache).join(';')) {
rule.selector = joinSelectors(cache, rule);
cache.remove();
cache = rule;
return;
}
// Merge when both selectors are exactly equal
// e.g. a { color: blue } a { font-weight: bold }
if (cache.selector === rule.selector) {
var cached = getDecls(cache);
rule.walk(function (decl) {
if (~cached.indexOf(String(decl))) {
return decl.remove();
}
decl.moveTo(cache);
});
rule.remove();
return;
}
// Partial merge: check if the rule contains a subset of the last; if
// so create a joined selector with the subset, if smaller.
cache = partialMerge(cache, rule);
};
}
exports.default = _postcss2.default.plugin('postcss-merge-rules', function () {
return function (css, result) {
var opts = result.opts;
var browsers = (0, _browserslist2.default)(null, {
stats: opts && opts.stats,
path: opts && opts.from,
env: opts && opts.env
});
var compatibilityCache = {};
css.walkRules(selectorMerger(browsers, compatibilityCache));
};
});
module.exports = exports['default'];

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'use strict';
exports.__esModule = true;
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; };
var clone = function clone(obj, parent) {
if ((typeof obj === 'undefined' ? 'undefined' : _typeof(obj)) !== 'object' || obj === null) {
return obj;
}
var cloned = new obj.constructor();
for (var i in obj) {
if (!{}.hasOwnProperty.call(obj, i)) {
continue;
}
var value = obj[i];
if (i === 'parent' && (typeof value === 'undefined' ? 'undefined' : _typeof(value)) === 'object') {
if (parent) {
cloned[i] = parent;
}
} else if (i === 'source') {
cloned[i] = value;
} else if (value instanceof Array) {
cloned[i] = value.map(function (j) {
return clone(j, cloned);
});
} else {
cloned[i] = clone(value, cloned);
}
}
return cloned;
};
exports.default = clone;
module.exports = exports['default'];

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'use strict';
exports.__esModule = true;
exports.pseudoElements = undefined;
exports.default = ensureCompatibility;
var _caniuseApi = require('caniuse-api');
var _postcssSelectorParser = require('postcss-selector-parser');
var _postcssSelectorParser2 = _interopRequireDefault(_postcssSelectorParser);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var simpleSelectorRe = /^#?[-._a-z0-9 ]+$/i;
var cssSel2 = 'css-sel2';
var cssSel3 = 'css-sel3';
var cssGencontent = 'css-gencontent';
var cssFirstLetter = 'css-first-letter';
var cssFirstLine = 'css-first-line';
var cssInOutOfRange = 'css-in-out-of-range';
var pseudoElements = exports.pseudoElements = {
':active': cssSel2,
':after': cssGencontent,
':before': cssGencontent,
':checked': cssSel3,
':default': 'css-default-pseudo',
':dir': 'css-dir-pseudo',
':disabled': cssSel3,
':empty': cssSel3,
':enabled': cssSel3,
':first-child': cssSel2,
':first-letter': cssFirstLetter,
':first-line': cssFirstLine,
':first-of-type': cssSel3,
':focus': cssSel2,
':focus-within': 'css-focus-within',
':has': 'css-has',
':hover': cssSel2,
':in-range': cssInOutOfRange,
':indeterminate': 'css-indeterminate-pseudo',
':lang': cssSel2,
':last-child': cssSel3,
':last-of-type': cssSel3,
':matches': 'css-matches-pseudo',
':not': cssSel3,
':nth-child': cssSel3,
':nth-last-child': cssSel3,
':nth-last-of-type': cssSel3,
':nth-of-type': cssSel3,
':only-child': cssSel3,
':only-of-type': cssSel3,
':optional': 'css-optional-pseudo',
':out-of-range': cssInOutOfRange,
':placeholder-shown': 'css-placeholder-shown',
':root': cssSel3,
':target': cssSel3,
'::after': cssGencontent,
'::backdrop': 'dialog',
'::before': cssGencontent,
'::first-letter': cssFirstLetter,
'::first-line': cssFirstLine,
'::marker': 'css-marker-pseudo',
'::placeholder': 'css-placeholder',
'::selection': 'css-selection'
};
function isCssMixin(selector) {
return selector[selector.length - 1] === ':';
}
function ensureCompatibility(selectors, browsers, compatibilityCache) {
// Should not merge mixins
if (selectors.some(isCssMixin)) {
return false;
}
return selectors.every(function (selector) {
if (simpleSelectorRe.test(selector)) {
return true;
}
if (compatibilityCache && selector in compatibilityCache) {
return compatibilityCache[selector];
}
var compatible = true;
(0, _postcssSelectorParser2.default)(function (ast) {
ast.walk(function (node) {
var type = node.type,
value = node.value;
if (type === 'pseudo') {
var entry = pseudoElements[value];
if (entry && compatible) {
compatible = (0, _caniuseApi.isSupported)(entry, browsers);
}
}
if (type === 'combinator') {
if (~value.indexOf('~')) {
compatible = (0, _caniuseApi.isSupported)(cssSel3, browsers);
}
if (~value.indexOf('>') || ~value.indexOf('+')) {
compatible = (0, _caniuseApi.isSupported)(cssSel2, browsers);
}
}
if (type === 'attribute' && node.attribute) {
// [foo]
if (!node.operator) {
compatible = (0, _caniuseApi.isSupported)(cssSel2, browsers);
}
if (value) {
// [foo="bar"], [foo~="bar"], [foo|="bar"]
if (~['=', '~=', '|='].indexOf(node.operator)) {
compatible = (0, _caniuseApi.isSupported)(cssSel2, browsers);
}
// [foo^="bar"], [foo$="bar"], [foo*="bar"]
if (~['^=', '$=', '*='].indexOf(node.operator)) {
compatible = (0, _caniuseApi.isSupported)(cssSel3, browsers);
}
}
// [foo="bar" i]
if (node.insensitive) {
compatible = (0, _caniuseApi.isSupported)('css-case-insensitive', browsers);
}
}
if (!compatible) {
// If this node was not compatible,
// break out early from walking the rest
return false;
}
});
}).process(selector);
if (compatibilityCache) {
compatibilityCache[selector] = compatible;
}
return compatible;
});
}