recursivelyDecodeArbitraryValues() — tailwindcss Function Reference

Architecture documentation for the recursivelyDecodeArbitraryValues() function in decode-arbitrary-value.ts from the tailwindcss codebase.

Function typescript CompilerEngine AstTransformation calls 2 called by 1

Entity Profile

CompilerEngine→ AstTransformation→ recursivelyDecodeArbitraryValues() — tailwindcss Function Reference

Dependency Diagram

graph TD
  6835415c_08d3_78de_ebc3_29e921bf7043["recursivelyDecodeArbitraryValues()"]
  20489d8d_4ac1_6581_7ef8_8b43d79a6212["decodeArbitraryValue()"]
  20489d8d_4ac1_6581_7ef8_8b43d79a6212 -->|calls| 6835415c_08d3_78de_ebc3_29e921bf7043
  8a2e42cf_cbb8_4913_c2ad_33a2cbd2b313["convertUnderscoresToWhitespace()"]
  6835415c_08d3_78de_ebc3_29e921bf7043 -->|calls| 8a2e42cf_cbb8_4913_c2ad_33a2cbd2b313
  0f5857c6_b952_fcf1_e640_aca658bfbc20["never()"]
  6835415c_08d3_78de_ebc3_29e921bf7043 -->|calls| 0f5857c6_b952_fcf1_e640_aca658bfbc20
  style 6835415c_08d3_78de_ebc3_29e921bf7043 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/tailwindcss/src/utils/decode-arbitrary-value.ts lines 48–89

function recursivelyDecodeArbitraryValues(ast: ValueParser.ValueAstNode[]) {
  for (let node of ast) {
    switch (node.kind) {
      case 'function': {
        if (node.value === 'url' || node.value.endsWith('_url')) {
          // Don't decode underscores in url() but do decode the function name
          node.value = convertUnderscoresToWhitespace(node.value)
          break
        }

        if (
          node.value === 'var' ||
          node.value.endsWith('_var') ||
          node.value === 'theme' ||
          node.value.endsWith('_theme')
        ) {
          node.value = convertUnderscoresToWhitespace(node.value)
          for (let i = 0; i < node.nodes.length; i++) {
            // Don't decode underscores to spaces in the first argument of var()
            if (i == 0 && node.nodes[i].kind === 'word') {
              node.nodes[i].value = convertUnderscoresToWhitespace(node.nodes[i].value, true)
              continue
            }
            recursivelyDecodeArbitraryValues([node.nodes[i]])
          }
          break
        }

        node.value = convertUnderscoresToWhitespace(node.value)
        recursivelyDecodeArbitraryValues(node.nodes)
        break
      }
      case 'separator':
      case 'word': {
        node.value = convertUnderscoresToWhitespace(node.value)
        break
      }
      default:
        never(node)
    }
  }
}