Function parseConfigString

src/utils/git/gitConfigParser.ts:36–73

(
  config: string,
  section: string,
  subsection: string | null,
  key: string,
)

 * Exported for testing.
 */
export function parseConfigString(
  config: string,
  section: string,
  subsection: string | null,
  key: string,
): string | null {
  const lines = config.split('\n')
  const sectionLower = section.toLowerCase()
  const keyLower = key.toLowerCase()

  let inSection = false
  for (const line of lines) {
    const trimmed = line.trim()

    // Skip empty lines and comment-only lines
    if (trimmed.length === 0 || trimmed[0] === '#' || trimmed[0] === ';') {
      continue
    }

    // Section header
    if (trimmed[0] === '[') {
      inSection = matchesSectionHeader(trimmed, sectionLower, subsection)
      continue
    }

    if (!inSection) {
      continue
    }

    // Key-value line: find the key name
    const parsed = parseKeyValue(trimmed)
    if (parsed && parsed.key.toLowerCase() === keyLower) {
      return parsed.value
    }
  }

  return null
}

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