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parser: various code and quality enhancements

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This commit is contained in:
Alex Zenla
2023-10-08 04:46:23 -07:00
parent fdac4fb96a
commit 73a458b673
23 changed files with 316 additions and 193 deletions
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2
tool/build.gradle.kts
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@ -8,6 +8,8 @@ plugins {
dependencies {
api(project(":minimal"))
api("com.github.ajalt.clikt:clikt:4.2.0")
implementation(project(":common"))
}
application {

31
tool/src/main/kotlin/gay/pizza/pork/tool/AttributeCommand.kt
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@ -2,14 +2,19 @@ package gay.pizza.pork.tool
import com.github.ajalt.clikt.core.CliktCommand
import com.github.ajalt.clikt.parameters.arguments.argument
import com.github.ajalt.clikt.parameters.options.flag
import com.github.ajalt.clikt.parameters.options.option
import gay.pizza.dough.fs.PlatformFsProvider
import gay.pizza.pork.ast.gen.Node
import gay.pizza.pork.ast.gen.NodeCoalescer
import gay.pizza.pork.ast.gen.visit
import gay.pizza.pork.common.IndentPrinter
import gay.pizza.pork.minimal.FileTool
import gay.pizza.pork.parser.ParserAttributes
import gay.pizza.pork.parser.ParserNodeAttribution
class AttributeCommand : CliktCommand(help = "Attribute AST", name = "attribute") {
val hierarchical by option("--hierarchical", help = "Print Hierarchical Output").flag(default = true)
val path by argument("file")
override fun run() {
@ -17,13 +22,27 @@ class AttributeCommand : CliktCommand(help = "Attribute AST", name = "attribute"
val attribution = ParserNodeAttribution()
val compilationUnit = tool.parse(attribution)
val coalescer = NodeCoalescer { node ->
val allTokens = ParserAttributes.recallAllTokens(node)
println("node ${node.type.name}")
for (token in allTokens) {
println("token $token")
if (hierarchical) {
val output = IndentPrinter()
fun visit(node: Node) {
output.emitIndentedLine("${node.type.name} ->")
output.indented {
for (token in ParserAttributes.recallOwnedTokens(node)) {
output.emitIndentedLine(token.toString())
}
node.visitChildren(NodeCoalescer(followChildren = false, handler = ::visit))
}
}
visit(compilationUnit)
} else {
val coalescer = NodeCoalescer { node ->
val allTokens = ParserAttributes.recallAllTokens(node)
println("node ${node.type.name}")
for (token in allTokens) {
println("token $token")
}
}
coalescer.visit(compilationUnit)
}
coalescer.visit(compilationUnit)
}
}