react-code-dataset / tabler-react /example /src /ComponentDemo /react-element-to-jsx-string /formatter /formatProp.js.flow
| /* @flow */ | |
| import spacer from './spacer'; | |
| import formatPropValue from './formatPropValue'; | |
| import type { Options } from './../options'; | |
| export default ( | |
| name: string, | |
| hasValue: boolean, | |
| value: any, | |
| hasDefaultValue: boolean, | |
| defaultValue: any, | |
| inline: boolean, | |
| lvl: number, | |
| options: Options | |
| ): { | |
| attributeFormattedInline: string, | |
| attributeFormattedMultiline: string, | |
| isMultilineAttribute: boolean, | |
| } => { | |
| if (!hasValue && !hasDefaultValue) { | |
| throw new Error( | |
| `The prop "${name}" has no value and no default: could not be formatted` | |
| ); | |
| } | |
| const usedValue = hasValue ? value : defaultValue; | |
| const { useBooleanShorthandSyntax, tabStop } = options; | |
| const formattedPropValue = formatPropValue(usedValue, inline, lvl, options); | |
| let attributeFormattedInline = ' '; | |
| let attributeFormattedMultiline = `\n${spacer(lvl + 1, tabStop)}`; | |
| const isMultilineAttribute = formattedPropValue.includes('\n'); | |
| if ( | |
| useBooleanShorthandSyntax && | |
| formattedPropValue === '{false}' && | |
| !hasDefaultValue | |
| ) { | |
| // If a boolean is false and not different from it's default, we do not render the attribute | |
| attributeFormattedInline = ''; | |
| attributeFormattedMultiline = ''; | |
| } else if (useBooleanShorthandSyntax && formattedPropValue === '{true}') { | |
| attributeFormattedInline += `${name}`; | |
| attributeFormattedMultiline += `${name}`; | |
| } else { | |
| attributeFormattedInline += `${name}=${formattedPropValue}`; | |
| attributeFormattedMultiline += `${name}=${formattedPropValue}`; | |
| } | |
| return { | |
| attributeFormattedInline, | |
| attributeFormattedMultiline, | |
| isMultilineAttribute, | |
| }; | |
| }; | |