| 1 | /** |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | * |
| 7 | * @flow |
| 8 | */ |
| 9 | |
| 10 | /** |
| 11 | * CSS properties which accept numbers but are not in units of "px". |
| 12 | */ |
| 13 | const unitlessNumbers = new Set([ |
| 14 | 'animationIterationCount', |
| 15 | 'aspectRatio', |
| 16 | 'borderImageOutset', |
| 17 | 'borderImageSlice', |
| 18 | 'borderImageWidth', |
| 19 | 'boxFlex', |
| 20 | 'boxFlexGroup', |
| 21 | 'boxOrdinalGroup', |
| 22 | 'columnCount', |
| 23 | 'columns', |
| 24 | 'flex', |
| 25 | 'flexGrow', |
| 26 | 'flexPositive', |
| 27 | 'flexShrink', |
| 28 | 'flexNegative', |
| 29 | 'flexOrder', |
| 30 | 'gridArea', |
| 31 | 'gridRow', |
| 32 | 'gridRowEnd', |
| 33 | 'gridRowSpan', |
| 34 | 'gridRowStart', |
| 35 | 'gridColumn', |
| 36 | 'gridColumnEnd', |
| 37 | 'gridColumnSpan', |
| 38 | 'gridColumnStart', |
| 39 | 'fontWeight', |
| 40 | 'lineClamp', |
| 41 | 'lineHeight', |
| 42 | 'opacity', |
| 43 | 'order', |
| 44 | 'orphans', |
| 45 | 'scale', |
| 46 | 'tabSize', |
| 47 | 'widows', |
| 48 | 'zIndex', |
| 49 | 'zoom', |
| 50 | 'fillOpacity', // SVG-related properties |
| 51 | 'floodOpacity', |
| 52 | 'stopOpacity', |
| 53 | 'strokeDasharray', |
| 54 | 'strokeDashoffset', |
| 55 | 'strokeMiterlimit', |
| 56 | 'strokeOpacity', |
| 57 | 'strokeWidth', |
| 58 | 'MozAnimationIterationCount', // Known Prefixed Properties |
| 59 | 'MozBoxFlex', // TODO: Remove these since they shouldn't be used in modern code |
| 60 | 'MozBoxFlexGroup', |
| 61 | 'MozLineClamp', |
| 62 | 'msAnimationIterationCount', |
| 63 | 'msFlex', |
| 64 | 'msZoom', |
| 65 | 'msFlexGrow', |
| 66 | 'msFlexNegative', |
| 67 | 'msFlexOrder', |
| 68 | 'msFlexPositive', |
| 69 | 'msFlexShrink', |
| 70 | 'msGridColumn', |
| 71 | 'msGridColumnSpan', |
| 72 | 'msGridRow', |
| 73 | 'msGridRowSpan', |
| 74 | 'WebkitAnimationIterationCount', |
| 75 | 'WebkitBoxFlex', |
| 76 | 'WebKitBoxFlexGroup', |
| 77 | 'WebkitBoxOrdinalGroup', |
| 78 | 'WebkitColumnCount', |
| 79 | 'WebkitColumns', |
| 80 | 'WebkitFlex', |
| 81 | 'WebkitFlexGrow', |
| 82 | 'WebkitFlexPositive', |
| 83 | 'WebkitFlexShrink', |
| 84 | 'WebkitLineClamp', |
| 85 | ]); |
| 86 | export default function (name: string): boolean { |
| 87 | return unitlessNumbers.has(name); |
| 88 | } |