From 80df04d3f6926f68c098c41c99af9564cbea9138 Mon Sep 17 00:00:00 2001
From: Asaki Yuki <vantrong2007vn@gmail.com>
Date: Sat, 17 Jan 2026 02:31:37 +0700
Subject: [PATCH] he

---
 src/compilers/FormatProperties.ts |  3 ++-
 src/compilers/bindings/Funtion.ts | 42 ++++++++++++++++++++++++-------
 test/app.ts                       |  4 +--
 3 files changed, 37 insertions(+), 12 deletions(-)

diff --git a/src/compilers/FormatProperties.ts b/src/compilers/FormatProperties.ts
index 3e8b547..3243e9a 100644
--- a/src/compilers/FormatProperties.ts
+++ b/src/compilers/FormatProperties.ts
@@ -17,12 +17,13 @@ export function FormatProperties(properties: any) {
 		delete properties.anchor
 	}
 
-	if (Object.keys(property_bags))
+	if (Object.keys(property_bags).length) {
 		if (properties.property_bags) {
 			properties.property_bags = { ...property_bags, ...properties.property_bags }
 		} else {
 			properties.property_bags = property_bags
 		}
+	}
 
 	return properties
 }
diff --git a/src/compilers/bindings/Funtion.ts b/src/compilers/bindings/Funtion.ts
index c06db6a..8751990 100644
--- a/src/compilers/bindings/Funtion.ts
+++ b/src/compilers/bindings/Funtion.ts
@@ -1,13 +1,16 @@
 import { RandomBindingString } from "../../components/Utils.js"
 import { Expression, GenBinding } from "./types.js"
 
-export const FuntionMap = new Map<
-	string,
-	(...args: Expression[]) => {
-		genBindings?: GenBinding[]
-		value: Expression
-	}
->()
+type Callback = (...args: Expression[]) => {
+	genBindings?: GenBinding[]
+	value: Expression
+}
+
+export const FuntionMap = new Map<string, Callback>()
+
+function callFn(name: string, ...args: Expression[]) {
+	return FuntionMap.get(name)!(...args)
+}
 
 // Default Functions
 FuntionMap.set("abs", number => {
@@ -26,8 +29,29 @@ FuntionMap.set("new", expression => {
 	}
 })
 
-FuntionMap.set("max", (...args) => {
+FuntionMap.set("sqrt", number => {
+	const rtn = RandomBindingString(16),
+		$1 = RandomBindingString(16),
+		$2 = RandomBindingString(16)
+
+	const { genBindings: absValue, value: absRtn } = callFn("abs")
+
 	return {
-		value: "#a",
+		genBindings: [
+			{
+				source: `${number} * 100 / 2`,
+				target: $1,
+			},
+			...absValue!,
+			{
+				source: `${absRtn} > 1`,
+				target: $2,
+			},
+			{
+				source: `(${number} < 0) * -1 + (${number} > -1) * (${$2} * ((${rtn} + ${number} / ${rtn}) / 2) + (not ${$2}) * ${rtn})`,
+				target: rtn,
+			},
+		],
+		value: rtn,
 	}
 })
diff --git a/test/app.ts b/test/app.ts
index 26d63fa..ef2d080 100644
--- a/test/app.ts
+++ b/test/app.ts
@@ -1,5 +1,5 @@
-import { Parser } from ".."
+import { Parser, Panel } from ".."
 
-const { gen, out } = new Parser("new(#a + #b) >= #b").out()
+const { gen, out } = new Parser("abs(#a)").out()
 
 console.log(gen, out)