lingo3d/lib/visualScripting/MathNode/compile.js

Lingo3D is a React/Vue 3d game development framework that ships with a complete visual editor

import math from "../../math";
import { TokenList } from "./tokenize";
export const extractParenthesisTree = (openCloseParenthesisTokens) => {
    for (const [openParenthesisToken, closeParenthesisToken] of openCloseParenthesisTokens) {
        const { prev } = openParenthesisToken;
        if (prev?.type === "text")
            if (!(prev.value in math))
                throw new Error(`Invalid function call: ${prev.value}`);
            else
                prev.type = "function";
        const { next } = closeParenthesisToken;
        closeParenthesisToken.prev = undefined;
        closeParenthesisToken.next = undefined;
        if (openParenthesisToken.next !== closeParenthesisToken)
            openParenthesisToken.linked = new TokenList(openParenthesisToken.next);
        openParenthesisToken.next = next;
    }
};
export const compile = (tokenList, varTokens) => {
    let result = "";
    for (const token of tokenList) {
        if (token.type === "sign")
            result += " ";
        else if (token.type === "function")
            result += "this.mathFn.";
        else if (token.type === "text") {
            varTokens.push(token);
            result += "this.runtimeData.";
        }
        result += token.value;
        if (token.linked)
            result += compile(token.linked, varTokens);
    }
    return result;
};
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