diff options
| -rw-r--r-- | ext/node/polyfills/_process/streams.mjs | 9 | ||||
| -rw-r--r-- | tests/unit_node/process_test.ts | 5 |
2 files changed, 12 insertions, 2 deletions
diff --git a/ext/node/polyfills/_process/streams.mjs b/ext/node/polyfills/_process/streams.mjs index 7936e82aa..3573956c9 100644 --- a/ext/node/polyfills/_process/streams.mjs +++ b/ext/node/polyfills/_process/streams.mjs @@ -66,14 +66,19 @@ export function createWritableStdioStream(writer, name, warmup = false) { // We cannot call `writer?.isTerminal()` eagerly here let getIsTTY = () => writer?.isTerminal(); + const getColumns = () => + stream._columns || + (writer?.isTerminal() ? Deno.consoleSize?.().columns : undefined); ObjectDefineProperties(stream, { columns: { __proto__: null, enumerable: true, configurable: true, - get: () => - writer?.isTerminal() ? Deno.consoleSize?.().columns : undefined, + get: () => getColumns(), + set: (value) => { + stream._columns = value; + }, }, rows: { __proto__: null, diff --git a/tests/unit_node/process_test.ts b/tests/unit_node/process_test.ts index 0e0f169d6..9506fb609 100644 --- a/tests/unit_node/process_test.ts +++ b/tests/unit_node/process_test.ts @@ -1175,3 +1175,8 @@ Deno.test("process.cpuUsage()", () => { assert(typeof cpuUsage.user === "number"); assert(typeof cpuUsage.system === "number"); }); + +Deno.test("process.stdout.columns writable", () => { + process.stdout.columns = 80; + assertEquals(process.stdout.columns, 80); +}); |