1 files changed, 136 insertions, 0 deletions
diff --git a/tools/gencode.js b/tools/gencode.js
new file mode 100644
index 0000000..d4d8d23
--- /dev/null
+++ b/tools/gencode.js
@@ -0,0 +1,136 @@
+"use strict"
+
+let fs = require("fs")
+
+let pc = 0
+let UCODE = Array(72).fill(0)
+let SCODE = Array(72).fill(0)
+
+function emit(line) {
+	++pc
+	line[0] = "vm_" + line[0]
+	for (let i = 1; i < line.length; ++i) {
+		if (typeof line[i] === "string") {
+			if (line[i] === "all")
+				line[i] = 999
+			if (line[i][0] === "(" && !line[i].match(/\)=>/))
+				line[i] = "()=>" + line[i]
+			if (line[i][0] === "`")
+				line[i] = "()=>" + line[i]
+		}
+	}
+	console.log("\t[ " + line.join(", ") + " ],")
+}
+
+console.log("const CODE = []")
+let first = false
+
+for (let line of fs.readFileSync("events.txt", "utf-8").split("\n")) {
+	line = line.trim()
+	if (line.length === 0 || line[0] === "#")
+		continue
+	if (line === "EOF")
+		break
+	line = line.split(" ")
+	switch (line[0]) {
+	case "EVENT":
+		if (first++) {
+			emit(["return"])
+			console.log("]")
+		}
+		UCODE[line[1]] = pc
+		console.log("")
+		console.log("// EVENT " + line[1])
+		console.log("CODE[" + line[1] + " * 2 + 0] = [")
+		break
+	case "SHADED":
+		if (first++) {
+			emit(["return"])
+			console.log("]")
+		}
+		SCODE[line[1]] = pc
+		console.log("")
+		console.log("// SHADED " + line[1])
+		console.log("CODE[" + line[1] + " * 2 + 1] = [")
+		break
+
+	case "if_space":
+		emit([ "if", "()=>can_vm_space(1,(s)=>" + line.slice(1).join(" ") + ")" ])
+		emit([ "space", true, 1, 1, "(s)=>" + line.slice(1).join(" ") ])
+		emit([ "else" ])
+		break
+
+	case "or_space":
+		emit([ "space", true, 1, 1, "(s)=>" + line.slice(1).join(" ") ])
+		emit([ "endif" ])
+		break
+
+	case "space_no_undo":
+		emit([ "space", false, line[1], line[1], "(s)=>" + line.slice(2).join(" ") ])
+		break
+	case "space":
+		emit([ "space", true, line[1], line[1], "(s)=>" + line.slice(2).join(" ") ])
+		break
+	case "space_opt":
+		emit([ "space", true, 0, line[1], "(s)=>" + line.slice(2).join(" ") ])
+		break
+
+	case "piece":
+		emit([ "piece", false, line[1], line[1], "(p,s)=>" + line.slice(2).join(" ") ])
+		break
+	case "piece_undo":
+		emit([ "piece", true, line[1], line[1], "(p,s)=>" + line.slice(2).join(" ") ])
+		break
+	case "piece_range":
+		emit([ "piece", false, line[1], line[2], "(p,s)=>" + line.slice(3).join(" ") ])
+		break
+	case "piece_opt":
+		emit([ "piece", false, 0, line[1], "(p,s)=>" + line.slice(2).join(" ") ])
+		break
+	case "piece_undo_opt":
+		emit([ "piece", true, 0, line[1], "(p,s)=>" + line.slice(2).join(" ") ])
+		break
+
+	case "shipment":
+		emit([ "shipment", false, line[1], line[1], "(p,s)=>" + line.slice(2).join(" ") ])
+		break
+	case "shipment_opt":
+		emit([ "shipment", false, 0, line[1], "(p,s)=>" + line.slice(2).join(" ") ])
+		break
+
+	case "place":
+		emit([ "place", false, 0, line[1], line[2] ])
+		break
+	case "place_opt":
+		emit([ "place", false, 1, line[1], line[2] ])
+		break
+	case "auto_place":
+		emit([ "auto_place", false, 0, line[1], line[2] ])
+		break
+
+	case "log":
+	case "prompt":
+		emit([ line[0], line.slice(1).join(" ") ])
+		break
+
+	case "count_spaces":
+		emit([ line[0], "(s)=>" + line.slice(1).join(" ") ])
+		break
+	case "count_pieces":
+		emit([ line[0], "(p,s)=>" + line.slice(1).join(" ") ])
+		break
+
+	case "asm":
+	case "if":
+	case "while":
+		emit([ line[0], "()=>" + line.slice(1).join(" ") ])
+		break
+
+	default:
+		emit(line)
+		break
+	}
+}
+
+emit(["return"])
+console.log("]")