1 files changed, 0 insertions, 445 deletions
diff --git a/node_modules/clean-css/lib/optimizer/level-2/properties/merge-into-shorthands.js b/node_modules/clean-css/lib/optimizer/level-2/properties/merge-into-shorthands.js
deleted file mode 100644
index bcfeeb60..00000000
--- a/node_modules/clean-css/lib/optimizer/level-2/properties/merge-into-shorthands.js
+++ /dev/null
@@ -1,445 +0,0 @@
-var everyValuesPair = require('./every-values-pair');
-var hasInherit = require('./has-inherit');
-var populateComponents = require('./populate-components');
-
-var compactable = require('../compactable');
-var deepClone = require('../clone').deep;
-var restoreWithComponents = require('../restore-with-components');
-
-var restoreFromOptimizing = require('../../restore-from-optimizing');
-var wrapSingle = require('../../wrap-for-optimizing').single;
-
-var serializeBody = require('../../../writer/one-time').body;
-var Token = require('../../../tokenizer/token');
-
-function mergeIntoShorthands(properties, validator) {
-  var candidates = {};
-  var descriptor;
-  var componentOf;
-  var property;
-  var i, l;
-  var j, m;
-
-  // there is no shorthand property made up of less than 3 longhands
-  if (properties.length < 3) {
-    return;
-  }
-
-  for (i = 0, l = properties.length; i < l; i++) {
-    property = properties[i];
-    descriptor = compactable[property.name];
-
-    if (property.unused) {
-      continue;
-    }
-
-    if (property.hack) {
-      continue;
-    }
-
-    if (property.block) {
-      continue;
-    }
-
-    invalidateOrCompact(properties, i, candidates, validator);
-
-    if (descriptor && descriptor.componentOf) {
-      for (j = 0, m = descriptor.componentOf.length; j < m; j++) {
-        componentOf = descriptor.componentOf[j];
-
-        candidates[componentOf] = candidates[componentOf] || {};
-        candidates[componentOf][property.name] = property;
-      }
-    }
-  }
-
-  invalidateOrCompact(properties, i, candidates, validator);
-}
-
-function invalidateOrCompact(properties, position, candidates, validator) {
-  var invalidatedBy = properties[position];
-  var shorthandName;
-  var shorthandDescriptor;
-  var candidateComponents;
-
-  for (shorthandName in candidates) {
-    if (undefined !== invalidatedBy && shorthandName == invalidatedBy.name) {
-      continue;
-    }
-
-    shorthandDescriptor = compactable[shorthandName];
-    candidateComponents = candidates[shorthandName];
-    if (invalidatedBy && invalidates(candidates, shorthandName, invalidatedBy)) {
-      delete candidates[shorthandName];
-      continue;
-    }
-
-    if (shorthandDescriptor.components.length > Object.keys(candidateComponents).length) {
-      continue;
-    }
-
-    if (mixedImportance(candidateComponents)) {
-      continue;
-    }
-
-    if (!overridable(candidateComponents, shorthandName, validator)) {
-      continue;
-    }
-
-    if (!mergeable(candidateComponents)) {
-      continue;
-    }
-
-    if (mixedInherit(candidateComponents)) {
-      replaceWithInheritBestFit(properties, candidateComponents, shorthandName, validator);
-    } else {
-      replaceWithShorthand(properties, candidateComponents, shorthandName, validator);
-    }
-  }
-}
-
-function invalidates(candidates, shorthandName, invalidatedBy) {
-  var shorthandDescriptor = compactable[shorthandName];
-  var invalidatedByDescriptor = compactable[invalidatedBy.name];
-  var componentName;
-
-  if ('overridesShorthands' in shorthandDescriptor && shorthandDescriptor.overridesShorthands.indexOf(invalidatedBy.name) > -1) {
-    return true;
-  }
-
-  if (invalidatedByDescriptor && 'componentOf' in invalidatedByDescriptor) {
-    for (componentName in candidates[shorthandName]) {
-      if (invalidatedByDescriptor.componentOf.indexOf(componentName) > -1) {
-        return true;
-      }
-    }
-  }
-
-  return false;
-}
-
-function mixedImportance(components) {
-  var important;
-  var componentName;
-
-  for (componentName in components) {
-    if (undefined !== important && components[componentName].important != important) {
-      return true;
-    }
-
-    important = components[componentName].important;
-  }
-
-  return false;
-}
-
-function overridable(components, shorthandName, validator) {
-  var descriptor = compactable[shorthandName];
-  var newValuePlaceholder = [
-    Token.PROPERTY,
-    [Token.PROPERTY_NAME, shorthandName],
-    [Token.PROPERTY_VALUE, descriptor.defaultValue]
-  ];
-  var newProperty = wrapSingle(newValuePlaceholder);
-  var component;
-  var mayOverride;
-  var i, l;
-
-  populateComponents([newProperty], validator, []);
-
-  for (i = 0, l = descriptor.components.length; i < l; i++) {
-    component = components[descriptor.components[i]];
-    mayOverride = compactable[component.name].canOverride;
-
-    if (!everyValuesPair(mayOverride.bind(null, validator), newProperty.components[i], component)) {
-      return false;
-    }
-  }
-
-  return true;
-}
-
-function mergeable(components) {
-  var lastCount = null;
-  var currentCount;
-  var componentName;
-  var component;
-  var descriptor;
-  var values;
-
-  for (componentName in components) {
-    component = components[componentName];
-    descriptor = compactable[componentName];
-
-    if (!('restore' in descriptor)) {
-      continue;
-    }
-
-    restoreFromOptimizing([component.all[component.position]], restoreWithComponents);
-    values = descriptor.restore(component, compactable);
-
-    currentCount = values.length;
-
-    if (lastCount !== null && currentCount !== lastCount) {
-      return false;
-    }
-
-    lastCount = currentCount;
-  }
-
-  return true;
-}
-
-function mixedInherit(components) {
-  var componentName;
-  var lastValue = null;
-  var currentValue;
-
-  for (componentName in components) {
-    currentValue = hasInherit(components[componentName]);
-
-    if (lastValue !== null && lastValue !== currentValue) {
-      return true;
-    }
-
-    lastValue = currentValue;
-  }
-
-  return false;
-}
-
-function replaceWithInheritBestFit(properties, candidateComponents, shorthandName, validator) {
-  var viaLonghands = buildSequenceWithInheritLonghands(candidateComponents, shorthandName, validator);
-  var viaShorthand = buildSequenceWithInheritShorthand(candidateComponents, shorthandName, validator);
-  var longhandTokensSequence = viaLonghands[0];
-  var shorthandTokensSequence = viaShorthand[0];
-  var isLonghandsShorter = serializeBody(longhandTokensSequence).length < serializeBody(shorthandTokensSequence).length;
-  var newTokensSequence = isLonghandsShorter ? longhandTokensSequence : shorthandTokensSequence;
-  var newProperty = isLonghandsShorter ? viaLonghands[1] : viaShorthand[1];
-  var newComponents = isLonghandsShorter ? viaLonghands[2] : viaShorthand[2];
-  var all = candidateComponents[Object.keys(candidateComponents)[0]].all;
-  var componentName;
-  var oldComponent;
-  var newComponent;
-  var newToken;
-
-  newProperty.position = all.length;
-  newProperty.shorthand = true;
-  newProperty.dirty = true;
-  newProperty.all = all;
-  newProperty.all.push(newTokensSequence[0]);
-
-  properties.push(newProperty);
-
-  for (componentName in candidateComponents) {
-    oldComponent = candidateComponents[componentName];
-    oldComponent.unused = true;
-
-    if (oldComponent.name in newComponents) {
-      newComponent = newComponents[oldComponent.name];
-      newToken = findTokenIn(newTokensSequence, componentName);
-
-      newComponent.position = all.length;
-      newComponent.all = all;
-      newComponent.all.push(newToken);
-
-      properties.push(newComponent);
-    }
-  }
-}
-
-function buildSequenceWithInheritLonghands(components, shorthandName, validator) {
-  var tokensSequence = [];
-  var inheritComponents = {};
-  var nonInheritComponents = {};
-  var descriptor = compactable[shorthandName];
-  var shorthandToken = [
-    Token.PROPERTY,
-    [Token.PROPERTY_NAME, shorthandName],
-    [Token.PROPERTY_VALUE, descriptor.defaultValue]
-  ];
-  var newProperty = wrapSingle(shorthandToken);
-  var component;
-  var longhandToken;
-  var newComponent;
-  var nameMetadata;
-  var i, l;
-
-  populateComponents([newProperty], validator, []);
-
-  for (i = 0, l = descriptor.components.length; i < l; i++) {
-    component = components[descriptor.components[i]];
-
-    if (hasInherit(component)) {
-      longhandToken = component.all[component.position].slice(0, 2);
-      Array.prototype.push.apply(longhandToken, component.value);
-      tokensSequence.push(longhandToken);
-
-      newComponent = deepClone(component);
-      newComponent.value = inferComponentValue(components, newComponent.name);
-
-      newProperty.components[i] = newComponent;
-      inheritComponents[component.name] = deepClone(component);
-    } else {
-      newComponent = deepClone(component);
-      newComponent.all = component.all;
-      newProperty.components[i] = newComponent;
-
-      nonInheritComponents[component.name] = component;
-    }
-  }
-
-  nameMetadata = joinMetadata(nonInheritComponents, 1);
-  shorthandToken[1].push(nameMetadata);
-
-  restoreFromOptimizing([newProperty], restoreWithComponents);
-
-  shorthandToken = shorthandToken.slice(0, 2);
-  Array.prototype.push.apply(shorthandToken, newProperty.value);
-
-  tokensSequence.unshift(shorthandToken);
-
-  return [tokensSequence, newProperty, inheritComponents];
-}
-
-function inferComponentValue(components, propertyName) {
-  var descriptor = compactable[propertyName];
-
-  if ('oppositeTo' in descriptor) {
-    return components[descriptor.oppositeTo].value;
-  } else {
-    return [[Token.PROPERTY_VALUE, descriptor.defaultValue]];
-  }
-}
-
-function joinMetadata(components, at) {
-  var metadata = [];
-  var component;
-  var originalValue;
-  var componentMetadata;
-  var componentName;
-
-  for (componentName in components) {
-    component = components[componentName];
-    originalValue = component.all[component.position];
-    componentMetadata = originalValue[at][originalValue[at].length - 1];
-
-    Array.prototype.push.apply(metadata, componentMetadata);
-  }
-
-  return metadata.sort(metadataSorter);
-}
-
-function metadataSorter(metadata1, metadata2) {
-  var line1 = metadata1[0];
-  var line2 = metadata2[0];
-  var column1 = metadata1[1];
-  var column2 = metadata2[1];
-
-  if (line1 < line2) {
-    return -1;
-  } else if (line1 === line2) {
-    return column1 < column2 ? -1 : 1;
-  } else {
-    return 1;
-  }
-}
-
-function buildSequenceWithInheritShorthand(components, shorthandName, validator) {
-  var tokensSequence = [];
-  var inheritComponents = {};
-  var nonInheritComponents = {};
-  var descriptor = compactable[shorthandName];
-  var shorthandToken = [
-    Token.PROPERTY,
-    [Token.PROPERTY_NAME, shorthandName],
-    [Token.PROPERTY_VALUE, 'inherit']
-  ];
-  var newProperty = wrapSingle(shorthandToken);
-  var component;
-  var longhandToken;
-  var nameMetadata;
-  var valueMetadata;
-  var i, l;
-
-  populateComponents([newProperty], validator, []);
-
-  for (i = 0, l = descriptor.components.length; i < l; i++) {
-    component = components[descriptor.components[i]];
-
-    if (hasInherit(component)) {
-      inheritComponents[component.name] = component;
-    } else {
-      longhandToken = component.all[component.position].slice(0, 2);
-      Array.prototype.push.apply(longhandToken, component.value);
-      tokensSequence.push(longhandToken);
-
-      nonInheritComponents[component.name] = deepClone(component);
-    }
-  }
-
-  nameMetadata = joinMetadata(inheritComponents, 1);
-  shorthandToken[1].push(nameMetadata);
-
-  valueMetadata = joinMetadata(inheritComponents, 2);
-  shorthandToken[2].push(valueMetadata);
-
-  tokensSequence.unshift(shorthandToken);
-
-  return [tokensSequence, newProperty, nonInheritComponents];
-}
-
-function findTokenIn(tokens, componentName) {
-  var i, l;
-
-  for (i = 0, l = tokens.length; i < l; i++) {
-    if (tokens[i][1][1] == componentName) {
-      return tokens[i];
-    }
-  }
-}
-
-function replaceWithShorthand(properties, candidateComponents, shorthandName, validator) {
-  var descriptor = compactable[shorthandName];
-  var nameMetadata;
-  var valueMetadata;
-  var newValuePlaceholder = [
-    Token.PROPERTY,
-    [Token.PROPERTY_NAME, shorthandName],
-    [Token.PROPERTY_VALUE, descriptor.defaultValue]
-  ];
-  var all;
-
-  var newProperty = wrapSingle(newValuePlaceholder);
-  newProperty.shorthand = true;
-  newProperty.dirty = true;
-
-  populateComponents([newProperty], validator, []);
-
-  for (var i = 0, l = descriptor.components.length; i < l; i++) {
-    var component = candidateComponents[descriptor.components[i]];
-
-    newProperty.components[i] = deepClone(component);
-    newProperty.important = component.important;
-
-    all = component.all;
-  }
-
-  for (var componentName in candidateComponents) {
-    candidateComponents[componentName].unused = true;
-  }
-
-  nameMetadata = joinMetadata(candidateComponents, 1);
-  newValuePlaceholder[1].push(nameMetadata);
-
-  valueMetadata = joinMetadata(candidateComponents, 2);
-  newValuePlaceholder[2].push(valueMetadata);
-
-  newProperty.position = all.length;
-  newProperty.all = all;
-  newProperty.all.push(newValuePlaceholder);
-
-  properties.push(newProperty);
-}
-
-module.exports = mergeIntoShorthands;