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suggestion for getSystemErrorMap() implementation #38101

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suggestion for getSystemErrorMap() implementation #38101

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e0f0fc8
suggestion for getSystemErrorMap() impl
eladkishon Apr 5, 2021
54c6e38
lint
eladkishon Apr 5, 2021
36082c2
avoid unneeded call indirection
eladkishon Apr 6, 2021
7ea64bb
syntax sugar and minor changes
eladkishon Apr 7, 2021
306bdf7
add basic uv-errmap test
eladkishon Apr 9, 2021
792a9b5
make linter happy
eladkishon Apr 9, 2021
87fb10e
add API doc
eladkishon Apr 9, 2021
6d8e95e
rm line
eladkishon Apr 9, 2021
a5d1b2c
add back example of getSystemErrorName
eladkishon Apr 9, 2021
718019a
replaceme
eladkishon Apr 9, 2021
a443668
doc lint
eladkishon Apr 9, 2021
034779c
Apply suggestions from code review
eladkishon Apr 10, 2021
0e79eb9
rm line
eladkishon Apr 10, 2021
02b338e
Fix typo in util.md doc
eladkishon Apr 11, 2021
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6 changes: 6 additions & 0 deletions lib/internal/errors.js
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Original file line number Diff line number Diff line change
Expand Up @@ -428,6 +428,11 @@ function uvErrmapGet(name) {
return MapPrototypeGet(uvBinding.errmap, name);
}

function uvGetFullErrMap() {
uvBinding = lazyUv();
return uvBinding.getErrorMap();
}

const captureLargerStackTrace = hideStackFrames(
function captureLargerStackTrace(err) {
userStackTraceLimit = Error.stackTraceLimit;
Expand Down Expand Up @@ -782,6 +787,7 @@ module.exports = {
isStackOverflowError,
connResetException,
uvErrmapGet,
uvGetFullErrMap,
uvException,
uvExceptionWithHostPort,
SystemError,
Expand Down
6 changes: 6 additions & 0 deletions lib/internal/util.js
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Expand Up @@ -35,6 +35,7 @@ const {
ERR_UNKNOWN_SIGNAL
},
uvErrmapGet,
uvGetFullErrMap,
overrideStackTrace,
} = require('internal/errors');
const { signals } = internalBinding('constants').os;
Expand Down Expand Up @@ -286,6 +287,10 @@ function getSystemErrorName(err) {
return entry ? entry[0] : `Unknown system error ${err}`;
}

function getSystemErrorMap() {
return uvGetFullErrMap();
}

const kCustomPromisifiedSymbol = SymbolFor('nodejs.util.promisify.custom');
const kCustomPromisifyArgsSymbol = Symbol('customPromisifyArgs');

Expand Down Expand Up @@ -443,6 +448,7 @@ module.exports = {
filterDuplicateStrings,
getConstructorOf,
getSystemErrorName,
getSystemErrorMap,
isError,
isInsideNodeModules,
join,
Expand Down
5 changes: 5 additions & 0 deletions lib/util.js
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,7 @@ const types = require('internal/util/types');
const {
deprecate,
getSystemErrorName: internalErrorName,
getSystemErrorMap: internalErrorMap,
promisify
} = require('internal/util');

Expand Down Expand Up @@ -245,6 +246,9 @@ function getSystemErrorName(err) {
return internalErrorName(err);
}

function getSystemErrorMap() {
return internalErrorMap();
}
// Keep the `exports =` so that various functions can still be monkeypatched
module.exports = {
_errnoException: errnoException,
Expand All @@ -257,6 +261,7 @@ module.exports = {
format,
formatWithOptions,
getSystemErrorName,
getSystemErrorMap,
inherits,
inspect,
isArray: ArrayIsArray,
Expand Down