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Prettier: support for specified files and glob mode (denoland/deno_std#438)

Original: 1083db10ed
This commit is contained in:
Axetroy 2019-05-25 22:17:56 +08:00 committed by Ryan Dahl
parent aed65ff333
commit 74498f1e0c

View file

@ -12,7 +12,7 @@
// This script formats the given source files. If the files are omitted, it
// formats the all files in the repository.
const { args, exit, readFile, writeFile, stdout } = Deno;
import { glob } from "../fs/glob.ts";
import { glob, isGlob, GlobOptions } from "../fs/glob.ts";
import { walk, WalkInfo } from "../fs/walk.ts";
import { parse } from "../flags/mod.ts";
import { prettier, prettierPlugins } from "./prettier.ts";
@ -227,6 +227,68 @@ async function formatSourceFiles(
exit(0);
}
/**
* Get the files to format.
* @param selectors The glob patterns to select the files.
* eg `cmd/*.ts` to select all the typescript files in cmd directory.
* eg `cmd/run.ts` to select `cmd/run.ts` file as only.
* @param ignore The glob patterns to ignore files.
* eg `*_test.ts` to ignore all the test file.
* @param options options to pass to `glob(selector, options)`
* @returns returns an async iterable object
*/
function getTargetFiles(
selectors: string[],
ignore: string[] = [],
options: GlobOptions = {}
): AsyncIterableIterator<WalkInfo> {
const matchers: Array<string | RegExp> = [];
const selectorMap: { [k: string]: boolean } = {};
for (const selector of selectors) {
// If the selector already exists then ignore it.
if (selectorMap[selector]) continue;
selectorMap[selector] = true;
if (isGlob(selector) || selector === ".") {
matchers.push(glob(selector, options));
} else {
matchers.push(selector);
}
}
const skip = ignore.map((i: string): RegExp => glob(i, options));
return (async function*(): AsyncIterableIterator<WalkInfo> {
for (const match of matchers) {
if (typeof match === "string") {
const fileInfo = await Deno.stat(match);
if (fileInfo.isDirectory()) {
const files = walk(match, { skip });
for await (const info of files) {
yield info;
}
} else {
const info: WalkInfo = {
filename: match,
info: fileInfo
};
yield info;
}
} else {
const files = walk(".", { match: [match], skip });
for await (const info of files) {
yield info;
}
}
}
})();
}
async function main(opts): Promise<void> {
const { help, ignore, check, _: args } = opts;
@ -248,15 +310,14 @@ async function main(opts): Promise<void> {
console.log(HELP_MESSAGE);
exit(0);
}
const options = { flags: "g" };
const skip = Array.isArray(ignore)
? ignore.map((i: string): RegExp => glob(i, options))
: [glob(ignore, options)];
const match =
args.length > 0
? args.map((a: string): RegExp => glob(a, options))
: undefined;
const files = walk(".", { match, skip });
const options: GlobOptions = { flags: "g" };
const files = getTargetFiles(
args.length ? args : ["."],
Array.isArray(ignore) ? ignore : [ignore],
options
);
try {
if (check) {
await checkSourceFiles(files, prettierOpts);