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24 lines
849 B
24 lines
849 B
// @flow
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function constructGradientValue(literals: Array<string>, ...substitutions: Array<string>): string {
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let template = ''
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for (let i = 0; i < literals.length; i += 1) {
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template += literals[i]
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if (i === substitutions.length - 1 && substitutions[i]) {
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const definedValues = substitutions.filter(substitute => !!substitute)
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// Adds leading coma if properties preceed color-stops
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if (definedValues.length > 1) {
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template = template.slice(0, -1)
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template += `, ${substitutions[i]}`
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// No trailing space if color-stops is the only param provided
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} else if (definedValues.length === 1) {
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template += `${substitutions[i]}`
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}
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} else if (substitutions[i]) {
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template += `${substitutions[i]} `
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}
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}
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return template.trim()
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}
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export default constructGradientValue
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