cli-testing-library/dist/esm/pretty-cli.js

Simple and complete CLI testing utilities that encourage good testing practices.

import sliceAnsi from "slice-ansi";
import { getUserCodeFrame } from "./get-user-code-frame.js";
function prettyCLI(testInstance, maxLength) {
  if (typeof maxLength !== "number") {
    maxLength = typeof process !== "undefined" && Number(process.env.DEBUG_PRINT_LIMIT) || 7e3;
  }
  if (maxLength === 0) {
    return "";
  }
  if (!("stdoutArr" in testInstance && "stderrArr" in testInstance)) {
    throw new TypeError(`Expected an instance but got ${testInstance}`);
  }
  const outStr = testInstance.getStdallStr();
  return maxLength !== void 0 && outStr.length > maxLength ? sliceAnsi(outStr, 0, maxLength) : outStr;
}
const logCLI = (...args) => {
  const userCodeFrame = getUserCodeFrame();
  if (userCodeFrame) {
    process.stdout.write(`${prettyCLI(...args)}

${userCodeFrame}`);
  } else {
    process.stdout.write(prettyCLI(...args));
  }
};
export {
  logCLI,
  prettyCLI
};
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