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							737 lines
						
					
					
						
							23 KiB
						
					
					
				"use strict"; | 
						|
 | 
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var parser = require('postcss-value-parser'); | 
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 | 
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var Value = require('./value'); | 
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 | 
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var insertAreas = require('./hacks/grid-utils').insertAreas; | 
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 | 
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var OLD_LINEAR = /(^|[^-])linear-gradient\(\s*(top|left|right|bottom)/i; | 
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var OLD_RADIAL = /(^|[^-])radial-gradient\(\s*\d+(\w*|%)\s+\d+(\w*|%)\s*,/i; | 
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var IGNORE_NEXT = /(!\s*)?autoprefixer:\s*ignore\s+next/i; | 
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var GRID_REGEX = /(!\s*)?autoprefixer\s*grid:\s*(on|off|(no-)?autoplace)/i; | 
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var SIZES = ['width', 'height', 'min-width', 'max-width', 'min-height', 'max-height', 'inline-size', 'min-inline-size', 'max-inline-size', 'block-size', 'min-block-size', 'max-block-size']; | 
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 | 
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function hasGridTemplate(decl) { | 
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  return decl.parent.some(function (i) { | 
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    return i.prop === 'grid-template' || i.prop === 'grid-template-areas'; | 
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  }); | 
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} | 
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 | 
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function hasRowsAndColumns(decl) { | 
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  var hasRows = decl.parent.some(function (i) { | 
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    return i.prop === 'grid-template-rows'; | 
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  }); | 
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  var hasColumns = decl.parent.some(function (i) { | 
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    return i.prop === 'grid-template-columns'; | 
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  }); | 
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  return hasRows && hasColumns; | 
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} | 
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 | 
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var Processor = | 
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/*#__PURE__*/ | 
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function () { | 
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  function Processor(prefixes) { | 
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    this.prefixes = prefixes; | 
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  } | 
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  /** | 
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   * Add necessary prefixes | 
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   */ | 
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 | 
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 | 
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  var _proto = Processor.prototype; | 
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 | 
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  _proto.add = function add(css, result) { | 
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    var _this = this; | 
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 | 
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    // At-rules | 
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    var resolution = this.prefixes.add['@resolution']; | 
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    var keyframes = this.prefixes.add['@keyframes']; | 
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    var viewport = this.prefixes.add['@viewport']; | 
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    var supports = this.prefixes.add['@supports']; | 
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    css.walkAtRules(function (rule) { | 
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      if (rule.name === 'keyframes') { | 
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        if (!_this.disabled(rule, result)) { | 
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          return keyframes && keyframes.process(rule); | 
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        } | 
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      } else if (rule.name === 'viewport') { | 
						|
        if (!_this.disabled(rule, result)) { | 
						|
          return viewport && viewport.process(rule); | 
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        } | 
						|
      } else if (rule.name === 'supports') { | 
						|
        if (_this.prefixes.options.supports !== false && !_this.disabled(rule, result)) { | 
						|
          return supports.process(rule); | 
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        } | 
						|
      } else if (rule.name === 'media' && rule.params.indexOf('-resolution') !== -1) { | 
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        if (!_this.disabled(rule, result)) { | 
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          return resolution && resolution.process(rule); | 
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        } | 
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      } | 
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 | 
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      return undefined; | 
						|
    }); // Selectors | 
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 | 
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    css.walkRules(function (rule) { | 
						|
      if (_this.disabled(rule, result)) return undefined; | 
						|
      return _this.prefixes.add.selectors.map(function (selector) { | 
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        return selector.process(rule, result); | 
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      }); | 
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    }); | 
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 | 
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    function insideGrid(decl) { | 
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      return decl.parent.some(function (subDecl) { | 
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        var displayGrid = subDecl.prop === 'display' && /(inline-)?grid/.test(subDecl.value); | 
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        var gridTemplate = /^grid-template/.test(subDecl.prop); | 
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        var gridGap = /^grid-([A-z]+-)?gap/.test(subDecl.prop); | 
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        return displayGrid || gridTemplate || gridGap; | 
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      }); | 
						|
    } | 
						|
 | 
						|
    function insideFlex(decl) { | 
						|
      return decl.parent.some(function (subDecl) { | 
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        return subDecl.prop === 'display' && /(inline-)?flex/.test(subDecl.value); | 
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      }); | 
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    } | 
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 | 
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    var gridPrefixes = this.gridStatus(css, result) && this.prefixes.add['grid-area'] && this.prefixes.add['grid-area'].prefixes; | 
						|
    css.walkDecls(function (decl) { | 
						|
      if (_this.disabledDecl(decl, result)) return undefined; | 
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      var parent = decl.parent; | 
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      var prop = decl.prop; | 
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      var value = decl.value; | 
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 | 
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      if (prop === 'grid-row-span') { | 
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        result.warn('grid-row-span is not part of final Grid Layout. Use grid-row.', { | 
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          node: decl | 
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        }); | 
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        return undefined; | 
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      } else if (prop === 'grid-column-span') { | 
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        result.warn('grid-column-span is not part of final Grid Layout. Use grid-column.', { | 
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          node: decl | 
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        }); | 
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        return undefined; | 
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      } else if (prop === 'display' && value === 'box') { | 
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        result.warn('You should write display: flex by final spec ' + 'instead of display: box', { | 
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          node: decl | 
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        }); | 
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        return undefined; | 
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      } else if (prop === 'text-emphasis-position') { | 
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        if (value === 'under' || value === 'over') { | 
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          result.warn('You should use 2 values for text-emphasis-position ' + 'For example, `under left` instead of just `under`.', { | 
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            node: decl | 
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          }); | 
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        } | 
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      } else if (/^(align|justify|place)-(items|content)$/.test(prop) && insideFlex(decl)) { | 
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        if (value === 'start' || value === 'end') { | 
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          result.warn(value + " value has mixed support, consider using " + ("flex-" + value + " instead"), { | 
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            node: decl | 
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          }); | 
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        } | 
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      } else if (prop === 'text-decoration-skip' && value === 'ink') { | 
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        result.warn('Replace text-decoration-skip: ink to ' + 'text-decoration-skip-ink: auto, because spec had been changed', { | 
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          node: decl | 
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        }); | 
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      } else { | 
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        if (gridPrefixes) { | 
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          if (/^(align|justify|place)-items$/.test(prop) && insideGrid(decl)) { | 
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            var fixed = prop.replace('-items', '-self'); | 
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            result.warn("IE does not support " + prop + " on grid containers. " + ("Try using " + fixed + " on child elements instead: ") + (decl.parent.selector + " > * { " + fixed + ": " + decl.value + " }"), { | 
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              node: decl | 
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            }); | 
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          } else if (/^(align|justify|place)-content$/.test(prop) && insideGrid(decl)) { | 
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            result.warn("IE does not support " + decl.prop + " on grid containers", { | 
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              node: decl | 
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            }); | 
						|
          } else if (prop === 'display' && decl.value === 'contents') { | 
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            result.warn('Please do not use display: contents; ' + 'if you have grid setting enabled', { | 
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              node: decl | 
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            }); | 
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            return undefined; | 
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          } else if (decl.prop === 'grid-gap') { | 
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            var status = _this.gridStatus(decl, result); | 
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 | 
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            if (status === 'autoplace' && !hasRowsAndColumns(decl) && !hasGridTemplate(decl)) { | 
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              result.warn('grid-gap only works if grid-template(-areas) is being ' + 'used or both rows and columns have been declared ' + 'and cells have not been manually ' + 'placed inside the explicit grid', { | 
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                node: decl | 
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              }); | 
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            } else if ((status === true || status === 'no-autoplace') && !hasGridTemplate(decl)) { | 
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              result.warn("grid-gap only works if grid-template(-areas) is being used", { | 
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                node: decl | 
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              }); | 
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            } | 
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          } else if (prop === 'grid-auto-columns') { | 
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            result.warn('grid-auto-columns is not supported by IE', { | 
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              node: decl | 
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            }); | 
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            return undefined; | 
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          } else if (prop === 'grid-auto-rows') { | 
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            result.warn('grid-auto-rows is not supported by IE', { | 
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              node: decl | 
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            }); | 
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            return undefined; | 
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          } else if (prop === 'grid-auto-flow') { | 
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            var hasRows = parent.some(function (i) { | 
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              return i.prop === 'grid-template-rows'; | 
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            }); | 
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            var hasCols = parent.some(function (i) { | 
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              return i.prop === 'grid-template-columns'; | 
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            }); | 
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 | 
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            if (hasGridTemplate(decl)) { | 
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              result.warn('grid-auto-flow is not supported by IE', { | 
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                node: decl | 
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              }); | 
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            } else if (value.includes('dense')) { | 
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              result.warn('grid-auto-flow: dense is not supported by IE', { | 
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                node: decl | 
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              }); | 
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            } else if (!hasRows && !hasCols) { | 
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              result.warn('grid-auto-flow works only if grid-template-rows and ' + 'grid-template-columns are present in the same rule', { | 
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                node: decl | 
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              }); | 
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            } | 
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 | 
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            return undefined; | 
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          } else if (value.indexOf('auto-fit') !== -1) { | 
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            result.warn('auto-fit value is not supported by IE', { | 
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              node: decl, | 
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              word: 'auto-fit' | 
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            }); | 
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            return undefined; | 
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          } else if (value.indexOf('auto-fill') !== -1) { | 
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            result.warn('auto-fill value is not supported by IE', { | 
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              node: decl, | 
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              word: 'auto-fill' | 
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            }); | 
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            return undefined; | 
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          } else if (/^grid-template/.test(prop) && value.indexOf('[') !== -1) { | 
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            result.warn('Autoprefixer currently does not support line names. ' + 'Try using grid-template-areas instead.', { | 
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              node: decl, | 
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              word: '[' | 
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            }); | 
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          } | 
						|
        } | 
						|
 | 
						|
        if (value.indexOf('radial-gradient') !== -1) { | 
						|
          if (OLD_RADIAL.test(decl.value)) { | 
						|
            result.warn('Gradient has outdated direction syntax. ' + 'New syntax is like `closest-side at 0 0` ' + 'instead of `0 0, closest-side`.', { | 
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              node: decl | 
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            }); | 
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          } else { | 
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            var ast = parser(value); | 
						|
 | 
						|
            for (var _iterator = ast.nodes, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) { | 
						|
              var _ref; | 
						|
 | 
						|
              if (_isArray) { | 
						|
                if (_i >= _iterator.length) break; | 
						|
                _ref = _iterator[_i++]; | 
						|
              } else { | 
						|
                _i = _iterator.next(); | 
						|
                if (_i.done) break; | 
						|
                _ref = _i.value; | 
						|
              } | 
						|
 | 
						|
              var i = _ref; | 
						|
 | 
						|
              if (i.type === 'function' && i.value === 'radial-gradient') { | 
						|
                for (var _iterator2 = i.nodes, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) { | 
						|
                  var _ref2; | 
						|
 | 
						|
                  if (_isArray2) { | 
						|
                    if (_i2 >= _iterator2.length) break; | 
						|
                    _ref2 = _iterator2[_i2++]; | 
						|
                  } else { | 
						|
                    _i2 = _iterator2.next(); | 
						|
                    if (_i2.done) break; | 
						|
                    _ref2 = _i2.value; | 
						|
                  } | 
						|
 | 
						|
                  var word = _ref2; | 
						|
 | 
						|
                  if (word.type === 'word') { | 
						|
                    if (word.value === 'cover') { | 
						|
                      result.warn('Gradient has outdated direction syntax. ' + 'Replace `cover` to `farthest-corner`.', { | 
						|
                        node: decl | 
						|
                      }); | 
						|
                    } else if (word.value === 'contain') { | 
						|
                      result.warn('Gradient has outdated direction syntax. ' + 'Replace `contain` to `closest-side`.', { | 
						|
                        node: decl | 
						|
                      }); | 
						|
                    } | 
						|
                  } | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
          } | 
						|
        } | 
						|
 | 
						|
        if (value.indexOf('linear-gradient') !== -1) { | 
						|
          if (OLD_LINEAR.test(value)) { | 
						|
            result.warn('Gradient has outdated direction syntax. ' + 'New syntax is like `to left` instead of `right`.', { | 
						|
              node: decl | 
						|
            }); | 
						|
          } | 
						|
        } | 
						|
      } | 
						|
 | 
						|
      if (SIZES.indexOf(decl.prop) !== -1) { | 
						|
        if (decl.value.indexOf('-fill-available') === -1) { | 
						|
          if (decl.value.indexOf('fill-available') !== -1) { | 
						|
            result.warn('Replace fill-available to stretch, ' + 'because spec had been changed', { | 
						|
              node: decl | 
						|
            }); | 
						|
          } else if (decl.value.indexOf('fill') !== -1) { | 
						|
            result.warn('Replace fill to stretch, because spec had been changed', { | 
						|
              node: decl | 
						|
            }); | 
						|
          } | 
						|
        } | 
						|
      } | 
						|
 | 
						|
      var prefixer; | 
						|
 | 
						|
      if (decl.prop === 'transition' || decl.prop === 'transition-property') { | 
						|
        // Transition | 
						|
        return _this.prefixes.transition.add(decl, result); | 
						|
      } else if (decl.prop === 'align-self') { | 
						|
        // align-self flexbox or grid | 
						|
        var display = _this.displayType(decl); | 
						|
 | 
						|
        if (display !== 'grid' && _this.prefixes.options.flexbox !== false) { | 
						|
          prefixer = _this.prefixes.add['align-self']; | 
						|
 | 
						|
          if (prefixer && prefixer.prefixes) { | 
						|
            prefixer.process(decl); | 
						|
          } | 
						|
        } | 
						|
 | 
						|
        if (display !== 'flex' && _this.gridStatus(decl, result) !== false) { | 
						|
          prefixer = _this.prefixes.add['grid-row-align']; | 
						|
 | 
						|
          if (prefixer && prefixer.prefixes) { | 
						|
            return prefixer.process(decl, result); | 
						|
          } | 
						|
        } | 
						|
      } else if (decl.prop === 'justify-self') { | 
						|
        // justify-self flexbox or grid | 
						|
        var _display = _this.displayType(decl); | 
						|
 | 
						|
        if (_display !== 'flex' && _this.gridStatus(decl, result) !== false) { | 
						|
          prefixer = _this.prefixes.add['grid-column-align']; | 
						|
 | 
						|
          if (prefixer && prefixer.prefixes) { | 
						|
            return prefixer.process(decl, result); | 
						|
          } | 
						|
        } | 
						|
      } else if (decl.prop === 'place-self') { | 
						|
        prefixer = _this.prefixes.add['place-self']; | 
						|
 | 
						|
        if (prefixer && prefixer.prefixes && _this.gridStatus(decl, result) !== false) { | 
						|
          return prefixer.process(decl, result); | 
						|
        } | 
						|
      } else { | 
						|
        // Properties | 
						|
        prefixer = _this.prefixes.add[decl.prop]; | 
						|
 | 
						|
        if (prefixer && prefixer.prefixes) { | 
						|
          return prefixer.process(decl, result); | 
						|
        } | 
						|
      } | 
						|
 | 
						|
      return undefined; | 
						|
    }); // Insert grid-area prefixes. We need to be able to store the different | 
						|
    // rules as a data and hack API is not enough for this | 
						|
 | 
						|
    if (this.gridStatus(css, result)) { | 
						|
      insertAreas(css, this.disabled); | 
						|
    } // Values | 
						|
 | 
						|
 | 
						|
    return css.walkDecls(function (decl) { | 
						|
      if (_this.disabledValue(decl, result)) return; | 
						|
 | 
						|
      var unprefixed = _this.prefixes.unprefixed(decl.prop); | 
						|
 | 
						|
      for (var _iterator3 = _this.prefixes.values('add', unprefixed), _isArray3 = Array.isArray(_iterator3), _i3 = 0, _iterator3 = _isArray3 ? _iterator3 : _iterator3[Symbol.iterator]();;) { | 
						|
        var _ref3; | 
						|
 | 
						|
        if (_isArray3) { | 
						|
          if (_i3 >= _iterator3.length) break; | 
						|
          _ref3 = _iterator3[_i3++]; | 
						|
        } else { | 
						|
          _i3 = _iterator3.next(); | 
						|
          if (_i3.done) break; | 
						|
          _ref3 = _i3.value; | 
						|
        } | 
						|
 | 
						|
        var value = _ref3; | 
						|
        value.process(decl, result); | 
						|
      } | 
						|
 | 
						|
      Value.save(_this.prefixes, decl); | 
						|
    }); | 
						|
  } | 
						|
  /** | 
						|
   * Remove unnecessary pefixes | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.remove = function remove(css, result) { | 
						|
    var _this2 = this; | 
						|
 | 
						|
    // At-rules | 
						|
    var resolution = this.prefixes.remove['@resolution']; | 
						|
    css.walkAtRules(function (rule, i) { | 
						|
      if (_this2.prefixes.remove["@" + rule.name]) { | 
						|
        if (!_this2.disabled(rule, result)) { | 
						|
          rule.parent.removeChild(i); | 
						|
        } | 
						|
      } else if (rule.name === 'media' && rule.params.indexOf('-resolution') !== -1 && resolution) { | 
						|
        resolution.clean(rule); | 
						|
      } | 
						|
    }); // Selectors | 
						|
 | 
						|
    var _loop = function _loop() { | 
						|
      if (_isArray4) { | 
						|
        if (_i4 >= _iterator4.length) return "break"; | 
						|
        _ref4 = _iterator4[_i4++]; | 
						|
      } else { | 
						|
        _i4 = _iterator4.next(); | 
						|
        if (_i4.done) return "break"; | 
						|
        _ref4 = _i4.value; | 
						|
      } | 
						|
 | 
						|
      var checker = _ref4; | 
						|
      css.walkRules(function (rule, i) { | 
						|
        if (checker.check(rule)) { | 
						|
          if (!_this2.disabled(rule, result)) { | 
						|
            rule.parent.removeChild(i); | 
						|
          } | 
						|
        } | 
						|
      }); | 
						|
    }; | 
						|
 | 
						|
    for (var _iterator4 = this.prefixes.remove.selectors, _isArray4 = Array.isArray(_iterator4), _i4 = 0, _iterator4 = _isArray4 ? _iterator4 : _iterator4[Symbol.iterator]();;) { | 
						|
      var _ref4; | 
						|
 | 
						|
      var _ret = _loop(); | 
						|
 | 
						|
      if (_ret === "break") break; | 
						|
    } | 
						|
 | 
						|
    return css.walkDecls(function (decl, i) { | 
						|
      if (_this2.disabled(decl, result)) return; | 
						|
      var rule = decl.parent; | 
						|
 | 
						|
      var unprefixed = _this2.prefixes.unprefixed(decl.prop); // Transition | 
						|
 | 
						|
 | 
						|
      if (decl.prop === 'transition' || decl.prop === 'transition-property') { | 
						|
        _this2.prefixes.transition.remove(decl); | 
						|
      } // Properties | 
						|
 | 
						|
 | 
						|
      if (_this2.prefixes.remove[decl.prop] && _this2.prefixes.remove[decl.prop].remove) { | 
						|
        var notHack = _this2.prefixes.group(decl).down(function (other) { | 
						|
          return _this2.prefixes.normalize(other.prop) === unprefixed; | 
						|
        }); | 
						|
 | 
						|
        if (unprefixed === 'flex-flow') { | 
						|
          notHack = true; | 
						|
        } | 
						|
 | 
						|
        if (notHack && !_this2.withHackValue(decl)) { | 
						|
          if (decl.raw('before').indexOf('\n') > -1) { | 
						|
            _this2.reduceSpaces(decl); | 
						|
          } | 
						|
 | 
						|
          rule.removeChild(i); | 
						|
          return; | 
						|
        } | 
						|
      } // Values | 
						|
 | 
						|
 | 
						|
      for (var _iterator5 = _this2.prefixes.values('remove', unprefixed), _isArray5 = Array.isArray(_iterator5), _i5 = 0, _iterator5 = _isArray5 ? _iterator5 : _iterator5[Symbol.iterator]();;) { | 
						|
        var _ref5; | 
						|
 | 
						|
        if (_isArray5) { | 
						|
          if (_i5 >= _iterator5.length) break; | 
						|
          _ref5 = _iterator5[_i5++]; | 
						|
        } else { | 
						|
          _i5 = _iterator5.next(); | 
						|
          if (_i5.done) break; | 
						|
          _ref5 = _i5.value; | 
						|
        } | 
						|
 | 
						|
        var checker = _ref5; | 
						|
 | 
						|
        if (!checker.check(decl.value)) { | 
						|
          continue; | 
						|
        } | 
						|
 | 
						|
        unprefixed = checker.unprefixed; | 
						|
 | 
						|
        var _notHack = _this2.prefixes.group(decl).down(function (other) { | 
						|
          return other.value.indexOf(unprefixed) !== -1; | 
						|
        }); | 
						|
 | 
						|
        if (_notHack) { | 
						|
          rule.removeChild(i); | 
						|
          return; | 
						|
        } | 
						|
      } | 
						|
    }); | 
						|
  } | 
						|
  /** | 
						|
   * Some rare old values, which is not in standard | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.withHackValue = function withHackValue(decl) { | 
						|
    return decl.prop === '-webkit-background-clip' && decl.value === 'text'; | 
						|
  } | 
						|
  /** | 
						|
   * Check for grid/flexbox options. | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.disabledValue = function disabledValue(node, result) { | 
						|
    if (this.gridStatus(node, result) === false && node.type === 'decl') { | 
						|
      if (node.prop === 'display' && node.value.indexOf('grid') !== -1) { | 
						|
        return true; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    if (this.prefixes.options.flexbox === false && node.type === 'decl') { | 
						|
      if (node.prop === 'display' && node.value.indexOf('flex') !== -1) { | 
						|
        return true; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    return this.disabled(node, result); | 
						|
  } | 
						|
  /** | 
						|
   * Check for grid/flexbox options. | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.disabledDecl = function disabledDecl(node, result) { | 
						|
    if (this.gridStatus(node, result) === false && node.type === 'decl') { | 
						|
      if (node.prop.indexOf('grid') !== -1 || node.prop === 'justify-items') { | 
						|
        return true; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    if (this.prefixes.options.flexbox === false && node.type === 'decl') { | 
						|
      var other = ['order', 'justify-content', 'align-items', 'align-content']; | 
						|
 | 
						|
      if (node.prop.indexOf('flex') !== -1 || other.indexOf(node.prop) !== -1) { | 
						|
        return true; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    return this.disabled(node, result); | 
						|
  } | 
						|
  /** | 
						|
   * Check for control comment and global options | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.disabled = function disabled(node, result) { | 
						|
    if (!node) return false; | 
						|
 | 
						|
    if (node._autoprefixerDisabled !== undefined) { | 
						|
      return node._autoprefixerDisabled; | 
						|
    } | 
						|
 | 
						|
    if (node.parent) { | 
						|
      var p = node.prev(); | 
						|
 | 
						|
      if (p && p.type === 'comment' && IGNORE_NEXT.test(p.text)) { | 
						|
        node._autoprefixerDisabled = true; | 
						|
        node._autoprefixerSelfDisabled = true; | 
						|
        return true; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    var value = null; | 
						|
 | 
						|
    if (node.nodes) { | 
						|
      var status; | 
						|
      node.each(function (i) { | 
						|
        if (i.type !== 'comment') return; | 
						|
 | 
						|
        if (/(!\s*)?autoprefixer:\s*(off|on)/i.test(i.text)) { | 
						|
          if (typeof status !== 'undefined') { | 
						|
            result.warn('Second Autoprefixer control comment ' + 'was ignored. Autoprefixer applies control ' + 'comment to whole block, not to next rules.', { | 
						|
              node: i | 
						|
            }); | 
						|
          } else { | 
						|
            status = /on/i.test(i.text); | 
						|
          } | 
						|
        } | 
						|
      }); | 
						|
 | 
						|
      if (status !== undefined) { | 
						|
        value = !status; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    if (!node.nodes || value === null) { | 
						|
      if (node.parent) { | 
						|
        var isParentDisabled = this.disabled(node.parent, result); | 
						|
 | 
						|
        if (node.parent._autoprefixerSelfDisabled === true) { | 
						|
          value = false; | 
						|
        } else { | 
						|
          value = isParentDisabled; | 
						|
        } | 
						|
      } else { | 
						|
        value = false; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    node._autoprefixerDisabled = value; | 
						|
    return value; | 
						|
  } | 
						|
  /** | 
						|
   * Normalize spaces in cascade declaration group | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.reduceSpaces = function reduceSpaces(decl) { | 
						|
    var stop = false; | 
						|
    this.prefixes.group(decl).up(function () { | 
						|
      stop = true; | 
						|
      return true; | 
						|
    }); | 
						|
 | 
						|
    if (stop) { | 
						|
      return; | 
						|
    } | 
						|
 | 
						|
    var parts = decl.raw('before').split('\n'); | 
						|
    var prevMin = parts[parts.length - 1].length; | 
						|
    var diff = false; | 
						|
    this.prefixes.group(decl).down(function (other) { | 
						|
      parts = other.raw('before').split('\n'); | 
						|
      var last = parts.length - 1; | 
						|
 | 
						|
      if (parts[last].length > prevMin) { | 
						|
        if (diff === false) { | 
						|
          diff = parts[last].length - prevMin; | 
						|
        } | 
						|
 | 
						|
        parts[last] = parts[last].slice(0, -diff); | 
						|
        other.raws.before = parts.join('\n'); | 
						|
      } | 
						|
    }); | 
						|
  } | 
						|
  /** | 
						|
   * Is it flebox or grid rule | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.displayType = function displayType(decl) { | 
						|
    for (var _iterator6 = decl.parent.nodes, _isArray6 = Array.isArray(_iterator6), _i6 = 0, _iterator6 = _isArray6 ? _iterator6 : _iterator6[Symbol.iterator]();;) { | 
						|
      var _ref6; | 
						|
 | 
						|
      if (_isArray6) { | 
						|
        if (_i6 >= _iterator6.length) break; | 
						|
        _ref6 = _iterator6[_i6++]; | 
						|
      } else { | 
						|
        _i6 = _iterator6.next(); | 
						|
        if (_i6.done) break; | 
						|
        _ref6 = _i6.value; | 
						|
      } | 
						|
 | 
						|
      var i = _ref6; | 
						|
 | 
						|
      if (i.prop !== 'display') { | 
						|
        continue; | 
						|
      } | 
						|
 | 
						|
      if (i.value.indexOf('flex') !== -1) { | 
						|
        return 'flex'; | 
						|
      } | 
						|
 | 
						|
      if (i.value.indexOf('grid') !== -1) { | 
						|
        return 'grid'; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    return false; | 
						|
  } | 
						|
  /** | 
						|
   * Set grid option via control comment | 
						|
   */ | 
						|
  ; | 
						|
 | 
						|
  _proto.gridStatus = function gridStatus(node, result) { | 
						|
    if (!node) return false; | 
						|
 | 
						|
    if (node._autoprefixerGridStatus !== undefined) { | 
						|
      return node._autoprefixerGridStatus; | 
						|
    } | 
						|
 | 
						|
    var value = null; | 
						|
 | 
						|
    if (node.nodes) { | 
						|
      var status; | 
						|
      node.each(function (i) { | 
						|
        if (i.type !== 'comment') return; | 
						|
 | 
						|
        if (GRID_REGEX.test(i.text)) { | 
						|
          var hasAutoplace = /:\s*autoplace/i.test(i.text); | 
						|
          var noAutoplace = /no-autoplace/i.test(i.text); | 
						|
 | 
						|
          if (typeof status !== 'undefined') { | 
						|
            result.warn("Second Autoprefixer grid control comment was " + 'ignored. Autoprefixer applies control comments to the whole ' + 'block, not to the next rules.', { | 
						|
              node: i | 
						|
            }); | 
						|
          } else if (hasAutoplace) { | 
						|
            status = 'autoplace'; | 
						|
          } else if (noAutoplace) { | 
						|
            status = true; | 
						|
          } else { | 
						|
            status = /on/i.test(i.text); | 
						|
          } | 
						|
        } | 
						|
      }); | 
						|
 | 
						|
      if (status !== undefined) { | 
						|
        value = status; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    if (node.type === 'atrule' && node.name === 'supports') { | 
						|
      var params = node.params; | 
						|
 | 
						|
      if (params.indexOf('grid') !== -1 && params.indexOf('auto') !== -1) { | 
						|
        value = false; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    if (!node.nodes || value === null) { | 
						|
      if (node.parent) { | 
						|
        var isParentGrid = this.gridStatus(node.parent, result); | 
						|
 | 
						|
        if (node.parent._autoprefixerSelfDisabled === true) { | 
						|
          value = false; | 
						|
        } else { | 
						|
          value = isParentGrid; | 
						|
        } | 
						|
      } else { | 
						|
        value = this.prefixes.options.grid; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    node._autoprefixerGridStatus = value; | 
						|
    return value; | 
						|
  }; | 
						|
 | 
						|
  return Processor; | 
						|
}(); | 
						|
 | 
						|
module.exports = Processor; |