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1 files changed, 68 insertions, 0 deletions

diff --git a/node_modules/tailwindcss/src/util/parseAnimationValue.js b/node_modules/tailwindcss/src/util/parseAnimationValue.js
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+const DIRECTIONS = new Set(['normal', 'reverse', 'alternate', 'alternate-reverse'])
+const PLAY_STATES = new Set(['running', 'paused'])
+const FILL_MODES = new Set(['none', 'forwards', 'backwards', 'both'])
+const ITERATION_COUNTS = new Set(['infinite'])
+const TIMINGS = new Set([
+  'linear',
+  'ease',
+  'ease-in',
+  'ease-out',
+  'ease-in-out',
+  'step-start',
+  'step-end',
+])
+const TIMING_FNS = ['cubic-bezier', 'steps']
+
+const COMMA = /\,(?![^(]*\))/g // Comma separator that is not located between brackets. E.g.: `cubiz-bezier(a, b, c)` these don't count.
+const SPACE = /\ +(?![^(]*\))/g // Similar to the one above, but with spaces instead.
+const TIME = /^(-?[\d.]+m?s)$/
+const DIGIT = /^(\d+)$/
+
+export default function parseAnimationValue(input) {
+  let animations = input.split(COMMA)
+  return animations.map((animation) => {
+    let value = animation.trim()
+    let result = { value }
+    let parts = value.split(SPACE)
+    let seen = new Set()
+
+    for (let part of parts) {
+      if (!seen.has('DIRECTIONS') && DIRECTIONS.has(part)) {
+        result.direction = part
+        seen.add('DIRECTIONS')
+      } else if (!seen.has('PLAY_STATES') && PLAY_STATES.has(part)) {
+        result.playState = part
+        seen.add('PLAY_STATES')
+      } else if (!seen.has('FILL_MODES') && FILL_MODES.has(part)) {
+        result.fillMode = part
+        seen.add('FILL_MODES')
+      } else if (
+        !seen.has('ITERATION_COUNTS') &&
+        (ITERATION_COUNTS.has(part) || DIGIT.test(part))
+      ) {
+        result.iterationCount = part
+        seen.add('ITERATION_COUNTS')
+      } else if (!seen.has('TIMING_FUNCTION') && TIMINGS.has(part)) {
+        result.timingFunction = part
+        seen.add('TIMING_FUNCTION')
+      } else if (!seen.has('TIMING_FUNCTION') && TIMING_FNS.some((f) => part.startsWith(`${f}(`))) {
+        result.timingFunction = part
+        seen.add('TIMING_FUNCTION')
+      } else if (!seen.has('DURATION') && TIME.test(part)) {
+        result.duration = part
+        seen.add('DURATION')
+      } else if (!seen.has('DELAY') && TIME.test(part)) {
+        result.delay = part
+        seen.add('DELAY')
+      } else if (!seen.has('NAME')) {
+        result.name = part
+        seen.add('NAME')
+      } else {
+        if (!result.unknown) result.unknown = []
+        result.unknown.push(part)
+      }
+    }
+
+    return result
+  })
+}