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Add reprint command to regenerate program from AST.

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This commit is contained in:
Alex Zenla 2023-08-21 23:17:30 -07:00
parent 1445490770
commit 05cb52bc32
Signed by: alex
GPG Key ID: C0780728420EBFE5
2 changed files with 23 additions and 0 deletions
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22
src/main/kotlin/gay/pizza/pork/cli/ReprintCommand.kt Normal file
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@ -0,0 +1,22 @@
package gay.pizza.pork.cli
import com.github.ajalt.clikt.core.CliktCommand
import com.github.ajalt.clikt.parameters.arguments.argument
import com.github.ajalt.clikt.parameters.types.path
import gay.pizza.pork.ast.Printer
import gay.pizza.pork.parse.PorkParser
import gay.pizza.pork.parse.PorkTokenizer
import gay.pizza.pork.parse.StringCharSource
import gay.pizza.pork.parse.TokenStreamSource
import kotlin.io.path.readText
class ReprintCommand : CliktCommand(help = "Reprint Parsed Program", name = "reprint") {
val path by argument("file").path(mustExist = true, canBeDir = false)
override fun run() {
val content = path.readText()
val tokenStream = PorkTokenizer(StringCharSource(content)).tokenize()
val program = PorkParser(TokenStreamSource(tokenStream)).readProgram()
print(buildString { Printer(this).visit(program) })
}
}

1
src/main/kotlin/gay/pizza/pork/cli/RootCommand.kt
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@ -12,6 +12,7 @@ class RootCommand : CliktCommand(
RunCommand(),
HighlightCommand(),
TokenizeCommand(),
ReprintCommand(),
GenerateKotlinCommand()
)
}