Function parseKeyValue

src/utils/git/gitConfigParser.ts:78–108

* Parse a key = value line. Returns null if the line doesn't contain a valid key.

(line: string)

 * Parse a key = value line. Returns null if the line doesn't contain a valid key.
 */
function parseKeyValue(line: string): { key: string; value: string } | null {
  // Read key: alphanumeric + hyphen, starting with alpha
  let i = 0
  while (i < line.length && isKeyChar(line[i]!)) {
    i++
  }
  if (i === 0) {
    return null
  }
  const key = line.slice(0, i)

  // Skip whitespace
  while (i < line.length && (line[i] === ' ' || line[i] === '\t')) {
    i++
  }

  // Must have '='
  if (i >= line.length || line[i] !== '=') {
    // Boolean key with no value — not relevant for our use cases
    return null
  }
  i++ // skip '='

  // Skip whitespace after '='
  while (i < line.length && (line[i] === ' ' || line[i] === '\t')) {
    i++
  }

  const value = parseValue(line, i)
  return { key, value }
}

/**
 * Parse a config value starting at position i.