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index.js
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index.js
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import * as prettier from "../index.js";
import createLogger from "./logger.js";
import Context from "./context.js";
import { parseArgvWithoutPlugins } from "./options/parse-cli-arguments.js";
import { createDetailedUsage, createUsage } from "./usage.js";
import { formatStdin, formatFiles } from "./format.js";
import logFileInfoOrDie from "./file-info.js";
import logResolvedConfigPathOrDie from "./find-config-path.js";
import { printToScreen } from "./utils.js";
import printSupportInfo from "./print-support-info.js";
async function run(rawArguments) {
// Create a default level logger, so we can log errors during `logLevel` parsing
let logger = createLogger();
try {
const { logLevel } = parseArgvWithoutPlugins(
rawArguments,
logger,
"log-level"
);
if (logLevel !== logger.logLevel) {
logger = createLogger(logLevel);
}
const context = new Context({ rawArguments, logger });
await context.init();
if (logger.logLevel !== "debug" && context.performanceTestFlag) {
context.logger = createLogger("debug");
}
await main(context);
} catch (error) {
logger.error(error.message);
process.exitCode = 1;
}
}
async function main(context) {
context.logger.debug(`normalized argv: ${JSON.stringify(context.argv)}`);
if (context.argv.check && context.argv.listDifferent) {
throw new Error("Cannot use --check and --list-different together.");
}
if (context.argv.write && context.argv.debugCheck) {
throw new Error("Cannot use --write and --debug-check together.");
}
if (context.argv.findConfigPath && context.filePatterns.length > 0) {
throw new Error("Cannot use --find-config-path with multiple files");
}
if (context.argv.fileInfo && context.filePatterns.length > 0) {
throw new Error("Cannot use --file-info with multiple files");
}
if (context.argv.version) {
printToScreen(prettier.version);
return;
}
if (context.argv.help !== undefined) {
printToScreen(
typeof context.argv.help === "string" && context.argv.help !== ""
? createDetailedUsage(context, context.argv.help)
: createUsage(context)
);
return;
}
if (context.argv.supportInfo) {
return printSupportInfo();
}
const hasFilePatterns = context.filePatterns.length > 0;
const useStdin =
!hasFilePatterns && (!process.stdin.isTTY || context.argv.filePath);
if (context.argv.findConfigPath) {
await logResolvedConfigPathOrDie(context);
} else if (context.argv.fileInfo) {
await logFileInfoOrDie(context);
} else if (useStdin) {
if (context.argv.cache) {
context.logger.error("`--cache` cannot be used with stdin.");
process.exit(2);
}
await formatStdin(context);
} else if (hasFilePatterns) {
await formatFiles(context);
} else {
process.exitCode = 1;
printToScreen(createUsage(context));
}
}
export { run };