Function splitTopLevel

Rewrite-Parser.beta.js:2045–2080

(str, sep = ',')

}

function splitTopLevel(str, sep = ',') {
  let arr = []
  let current = ''
  let quote = ''
  let braceDepth = 0
  let bracketDepth = 0
  let parenDepth = 0
  for (let i = 0; i < str.length; i++) {
    const char = str[i]
    const prev = str[i - 1]
    if (quote) {
      current += char
      if (char === quote && prev !== '\\') quote = ''
      continue
    }
    if (char === '"' || char === "'") {
      quote = char
      current += char
      continue
    }
    if (char === '{') braceDepth++
    if (char === '}') braceDepth = Math.max(0, braceDepth - 1)
    if (char === '[') bracketDepth++
    if (char === ']') bracketDepth = Math.max(0, bracketDepth - 1)
    if (char === '(') parenDepth++
    if (char === ')') parenDepth = Math.max(0, parenDepth - 1)
    if (char === sep && braceDepth === 0 && bracketDepth === 0 && parenDepth === 0) {
      arr.push(current.trim())
      current = ''
    } else {
      current += char
    }
  }
  arr.push(current.trim())
  return arr
}

function splitFirstTopLevel(str, sep) {
  const parts = splitTopLevel(str, sep)