37 lines
1.0 KiB
JavaScript
37 lines
1.0 KiB
JavaScript
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const {
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readJSON, exists
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} = require("fs-extra");
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const { resolve } = require("path");
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const getLibDir = (appPath, libname) => require.resolve(libname, {
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basedir: appPath
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});
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const getComponentsFilepath = libPath =>
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resolve(libPath, "components.json");
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module.exports.componentsFilepath = (appPath, libname) =>
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getComponentsFilepath(getLibDir(appPath, libname));
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module.exports.componentLibraryInfo = async (appPath, libname) => {
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const libDir = getLibDir(appPath, libname);
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const componentsPath = getComponentsFilepath(libDir);
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if(!await exists(componentsPath)) {
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const e = new Error(`could not find components definition file at ${componentsPath}`);
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e.statusCode = 404;
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throw e;
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}
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try {
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return ({
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components: await readJSON(componentsPath),
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libDir,
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componentsPath
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});
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} catch(e) {
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const err = `could not parse JSON - ${componentsPath} : ${e.message}`;
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throw new Error(err);
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}
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}
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