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import dependencyTree from "@11ty/dependency-tree";
import { find } from "@11ty/dependency-tree-esm";
import { TemplatePath } from "@11ty/eleventy-utils";
import EleventyBaseError from "../Errors/EleventyBaseError.js";
class JavaScriptDependencies {
static getErrorMessage(file, type) {
return `A problem was encountered looking for JavaScript dependencies in ${type} file: ${file}. This only affects --watch and --serve behavior and does not affect your build.`;
}
static async getDependencies(inputFiles, isProjectUsingEsm) {
let depSet = new Set();
// TODO does this need to work with aliasing? what other JS extensions will have deps?
let commonJsFiles = inputFiles.filter(
(file) => (!isProjectUsingEsm && file.endsWith(".js")) || file.endsWith(".cjs"),
);
for (let file of commonJsFiles) {
try {
let modules = dependencyTree(file, {
nodeModuleNames: "exclude",
allowNotFound: true,
}).map((dependency) => {
return TemplatePath.addLeadingDotSlash(TemplatePath.relativePath(dependency));
});
for (let dep of modules) {
depSet.add(dep);
}
} catch (e) {
throw new EleventyBaseError(this.getErrorMessage(file, "CommonJS"), e);
}
}
let esmFiles = inputFiles.filter(
(file) => (isProjectUsingEsm && file.endsWith(".js")) || file.endsWith(".mjs"),
);
for (let file of esmFiles) {
try {
let modules = await find(file);
for (let dep of modules) {
depSet.add(dep);
}
} catch (e) {
throw new EleventyBaseError(this.getErrorMessage(file, "ESM"), e);
}
}
return Array.from(depSet).sort();
}
}
export default JavaScriptDependencies;
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