Export Helpers (#613)

src/helpers/color.js

@@ -1,67 +1,65 @@
 import each from 'lodash/each'
 import tinycolor from 'tinycolor2'
 
-export default {
-  simpleCheckForValidColor(data) {
-    const keysToCheck = ['r', 'g', 'b', 'a', 'h', 's', 'l', 'v']
-    let checked = 0
-    let passed = 0
-    each(keysToCheck, (letter) => {
-      if (data[letter]) {
-        checked += 1
-        if (!isNaN(data[letter])) {
+export const simpleCheckForValidColor = (data) => {
+  const keysToCheck = ['r', 'g', 'b', 'a', 'h', 's', 'l', 'v']
+  let checked = 0
+  let passed = 0
+  each(keysToCheck, (letter) => {
+    if (data[letter]) {
+      checked += 1
+      if (!isNaN(data[letter])) {
+        passed += 1
+      }
+      if (letter === 's' || letter === 'l') {
+        const percentPatt = /^\d+%$/
+        if (percentPatt.test(data[letter])) {
           passed += 1
         }
-        if (letter === 's' || letter === 'l') {
-          const percentPatt = /^\d+%$/
-          if (percentPatt.test(data[letter])) {
-            passed += 1
-          }
-        }
       }
-    })
-    return (checked === passed) ? data : false
-  },
-
-  toState(data, oldHue) {
-    const color = data.hex ? tinycolor(data.hex) : tinycolor(data)
-    const hsl = color.toHsl()
-    const hsv = color.toHsv()
-    const rgb = color.toRgb()
-    const hex = color.toHex()
-    if (hsl.s === 0) {
-      hsl.h = oldHue || 0
-      hsv.h = oldHue || 0
     }
-    const transparent = hex === '000000' && rgb.a === 0
+  })
+  return (checked === passed) ? data : false
+}
 
-    return {
-      hsl,
-      hex: transparent ? 'transparent' : `#${ hex }`,
-      rgb,
-      hsv,
-      oldHue: data.h || oldHue || hsl.h,
-      source: data.source,
-    }
-  },
+export const toState = (data, oldHue) => {
+  const color = data.hex ? tinycolor(data.hex) : tinycolor(data)
+  const hsl = color.toHsl()
+  const hsv = color.toHsv()
+  const rgb = color.toRgb()
+  const hex = color.toHex()
+  if (hsl.s === 0) {
+    hsl.h = oldHue || 0
+    hsv.h = oldHue || 0
+  }
+  const transparent = hex === '000000' && rgb.a === 0
 
-  isValidHex(hex) {
-    // disable hex4 and hex8
-    const lh = (String(hex).charAt(0) === '#') ? 1 : 0
-    return hex.length !== (4 + lh) && hex.length < (7 + lh) && tinycolor(hex).isValid()
-  },
+  return {
+    hsl,
+    hex: transparent ? 'transparent' : `#${ hex }`,
+    rgb,
+    hsv,
+    oldHue: data.h || oldHue || hsl.h,
+    source: data.source,
+  }
+}
 
-  getContrastingColor(data) {
-    if (!data) {
-      return '#fff'
-    }
-    const col = this.toState(data)
-    if (col.hex === 'transparent') {
-      return 'rgba(0,0,0,0.4)'
-    }
-    const yiq = ((col.rgb.r * 299) + (col.rgb.g * 587) + (col.rgb.b * 114)) / 1000
-    return (yiq >= 128) ? '#000' : '#fff'
-  },
+export const isValidHex = (hex) => {
+  // disable hex4 and hex8
+  const lh = (String(hex).charAt(0) === '#') ? 1 : 0
+  return hex.length !== (4 + lh) && hex.length < (7 + lh) && tinycolor(hex).isValid()
+}
+
+export const getContrastingColor = (data) => {
+  if (!data) {
+    return '#fff'
+  }
+  const col = toState(data)
+  if (col.hex === 'transparent') {
+    return 'rgba(0,0,0,0.4)'
+  }
+  const yiq = ((col.rgb.r * 299) + (col.rgb.g * 587) + (col.rgb.b * 114)) / 1000
+  return (yiq >= 128) ? '#000' : '#fff'
 }
 
 export const red = {
@@ -70,3 +68,5 @@ export const red = {
   rgb: { r: 255, g: 0, b: 0, a: 1 },
   hsv: { h: 0, s: 1, v: 1, a: 1 },
 }
+
+export default exports

src/helpers/index.js

@@ -0,0 +1,2 @@
+export * from './checkboard'
+export * from './color'