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feat: support custom parsers #41

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Merged
fabiospampinato merged 1 commit into from
Feb 22, 2025
Merged

feat: support custom parsers #41

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23 changes: 21 additions & 2 deletions src/bin.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,8 @@ import { getPlugin, isBoolean, isNumber, isIntegerInRange, isString } from "./ut
import { normalizeOptions, normalizeFormatOptions, normalizePluginOptions } from "./utils.js";
import type { Bin, PluginsOptions } from "./types.js";

const defaultParsers = ["flow", "babel", "babel-flow", "babel-ts", "typescript", "acorn", "espree", "meriyah", "css", "less", "scss", "json", "json5", "json-stringify", "graphql", "markdown", "mdx", "vue", "yaml", "glimmer", "html", "angular", "lwc"];

const makeBin = (): Bin => {
return (
bin("prettier", "An opinionated code formatter")
Expand Down Expand Up @@ -63,9 +65,9 @@ const makeBin = (): Bin => {
.option("--jsx-single-quote", 'Use single quotes in JSX\nDefaults to "false"', {
section: "Format",
})
.option("--parser <flow|babel|babel-flow|babel-ts|typescript|acorn|espree|meriyah|css|less|scss|json|json5|json-stringify|graphql|markdown|mdx|vue|yaml|glimmer|html|angular|lwc>", "Which parser to use", {
.option(`--parser <${defaultParsers.join('|')}>`, "Which parser to use", {
section: "Format",
enum: ["flow", "babel", "babel-flow", "babel-ts", "typescript", "acorn", "espree", "meriyah", "css", "less", "scss", "json", "json5", "json-stringify", "graphql", "markdown", "mdx", "vue", "yaml", "glimmer", "html", "angular", "lwc"],
enum: defaultParsers,
})
.option("--print-width <int>", 'The line length where Prettier will try wrap\nDefaults to "80"', {
section: "Format",
Expand Down Expand Up @@ -204,11 +206,18 @@ const makePluggableBin = async (): Promise<Bin> => {
const pluginsDefaultOptions: PluginsOptions = {};
const pluginsNames = formatOptions.plugins || [];
const optionsNames: string[] = [];
const parserNames = new Set<string>();

for (let i = 0, l = pluginsNames.length; i < l; i++) {
const pluginName = pluginsNames[i];
const plugin = await getPlugin(pluginName);

if (plugin.parsers) {
for (const key of Object.keys(plugin.parsers)) {
parserNames.add(key);
}
}

for (const option in plugin.options) {
optionsNames.push(option);
Object.assign(pluginsDefaultOptions, plugin.defaultOptions);
Expand Down Expand Up @@ -254,6 +263,16 @@ const makePluggableBin = async (): Promise<Bin> => {
}
}

if (parserNames.size > 0) {
const allParserNames = [...defaultParsers, ...parserNames];
// TODO (43081j): this doesn't work! tiny-bin won't let you override
// an already defined option
bin.option(`--parser <${allParserNames}>`, "Which parser to use", {
section: "Format",
enum: defaultParsers,
});
}

bin = bin.action(async (options, files) => {
const { run } = await import("./index.js");
const baseOptions = await normalizeOptions(options, files);
Expand Down