futurescript/lib/c-v0.6.0/main.mjs

A functional style, but highly readable language that compiles to JavaScript.

import "./readme.mjs";
import * as $lockedApi from "../locked-api.mjs";
import * as $lex from "./lex.mjs";
import * as $node from "./node.mjs";
import * as $style from "./style.mjs";

export default async function(input) {
    if (input.level >= $lockedApi.OutputLevel.sourceMap && input.path === undefined) {
        throw new Error("If source map is enabled, then input.path must be set.");
    }
    let output = {};
    if (input.level >= $lockedApi.OutputLevel.exports) {
        let lex = await new $lex.Lex(input.code, input.path);
        let block = await new $node.RootBlock(lex, input.outputCodeReadability);
        if (input.generatesStyles) {
            output.styles = $style.generateStyles(lex);
        }
        output.exports = block.exports;
        if (input.level >= $lockedApi.OutputLevel.compile) {
            block.complyWithJs();
            let jb = block.compile();
            let target = {code: jb.js, codeType: $lockedApi.OutputCodeType.ecmaScript};
            if (input.level >= $lockedApi.OutputLevel.sourceMap) {
                target.sourceMap = jb.generateSourceMap();
            }
            output.targets = [target];
        }
    }
    return output;
};