CLI: Parsed filenames as string (#18546)

src/cli/options/create-minimist-options.js

@@ -1,6 +1,9 @@
 export default function createMinimistOptions(detailedOptions) {
   const booleanNames = [];
-  const stringNames = [];
+  // Numeric-looking arguments will be returned as numbers unless opts.string or opts.boolean contains that argument name.
+  // To disable numeric conversion for non-option arguments, add '_' to opts.string.
+  // https://github.com/minimistjs/minimist#const-argv--parseargsargs-opts
+  const stringNames = ["_"];
   const defaultValues = {};
 
   for (const option of detailedOptions) {

src/cli/options/parse-cli-arguments.js

@@ -28,7 +28,7 @@ function parseArgv(rawArguments, detailedOptions, logger, keys) {
         return [option.forwardToApi || camelCase(key), value];
       }),
     ),
-    _: normalized._?.map(String),
+    _: normalized._,
     get __raw() {
       return argv;
     },

tests/integration/__tests__/__snapshots__/arg-parsing.js.snap

@@ -56,11 +56,18 @@ exports[`number file/dir  4`] = `
 `;
 
 exports[`number file/dir  5`] = `
+{
+  "stdout": "1e3",
+}
+`;
+
+exports[`number file/dir  6`] = `
 {
   "stdout": "1/file-in-dir-named-1.js
 2.2/file-in-dir-named-2.2.js
 3
-4.44",
+4.44
+1e3",
 }
 `;
 

tests/integration/__tests__/arg-parsing.js

@@ -61,7 +61,7 @@ describe("allow overriding flags", () => {
 });
 
 describe("number file/dir", () => {
-  const patterns = ["1", "2.2", "3", "4.44"];
+  const patterns = ["1", "2.2", "3", "4.44", "1e3"];
   for (const pattern of patterns) {
     runCli("cli/arg-parsing/number", [
       "--parser=babel",

tests/integration/cli/arg-parsing/number/1e3

@@ -0,0 +1,2 @@
+hello(
+     'prettier')