Buran/app/src/main/java/corewala/buran/io/gemini/GemtextHelper.kt

44 lines
1.2 KiB
Kotlin

package corewala.buran.io.gemini
import java.lang.StringBuilder
object GemtextHelper {
/**
*
* This is safe for most cases but fails when a line starts with ``` _within_ a code block
*
*/
fun findCodeBlocks(source: List<String>): List<String>{
val sb = StringBuilder()
var inCodeBlock = false
val parsed = mutableListOf<String>()
source.forEach { line ->
if (line.startsWith("```")) {
if (!inCodeBlock) {
//New code block starting
sb.clear()
sb.append("```")
if(line.length > 3){
//Code block has alt text
val alt = line.substring(3)
sb.append("<|ALT|>$alt</|ALT>")
}
} else {
//End of code block
parsed.add(sb.toString())
}
inCodeBlock = !inCodeBlock
} else {
if (inCodeBlock) {
sb.append("$line\n")
} else {
parsed.add(line)
}
}
}
return parsed
}
}