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fix: localized mocking
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@mdonnalley
mdonnalley committed May 15, 2024
1 parent de23862 commit b356957
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Showing 3 changed files with 46 additions and 174 deletions.
2 changes: 1 addition & 1 deletion package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,7 @@
"debug": "^4.3.4"
},
"peerDependencies": {
"@oclif/core": "^4.0.0-beta.6"
"@oclif/core": "^4.0.0-beta.7"
},
"devDependencies": {
"@commitlint/config-conventional": "^18.6.3",
Expand Down
117 changes: 44 additions & 73 deletions src/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -10,71 +10,8 @@ type CaptureOptions = {
stripAnsi?: boolean
}

const RECORD_OPTIONS: CaptureOptions = {
print: false,
stripAnsi: true,
}

const originals = {
NODE_ENV: process.env.NODE_ENV,
stderr: process.stderr.write,
stdout: process.stdout.write,
}

const output: Record<'stderr' | 'stdout', Array<Uint8Array | string>> = {
stderr: [],
stdout: [],
}

function mockedStdout(str: Uint8Array | string, cb?: (err?: Error) => void): boolean
function mockedStdout(str: Uint8Array | string, encoding?: BufferEncoding, cb?: (err?: Error) => void): boolean
function mockedStdout(
str: Uint8Array | string,
encoding?: ((err?: Error) => void) | BufferEncoding,
cb?: (err?: Error) => void,
): boolean {
output.stdout.push(str)
if (!RECORD_OPTIONS.print) return true

if (typeof encoding === 'string') {
return originals.stdout.bind(process.stdout)(str, encoding, cb)
}

return originals.stdout.bind(process.stdout)(str, cb)
}

function mockedStderr(str: Uint8Array | string, cb?: (err?: Error) => void): boolean
function mockedStderr(str: Uint8Array | string, encoding?: BufferEncoding, cb?: (err?: Error) => void): boolean
function mockedStderr(
str: Uint8Array | string,
encoding?: ((err?: Error) => void) | BufferEncoding,
cb?: (err?: Error) => void,
): boolean {
output.stderr.push(str)
if (!RECORD_OPTIONS.print) return true
if (typeof encoding === 'string') {
return originals.stdout.bind(process.stderr)(str, encoding, cb)
}

return originals.stdout.bind(process.stderr)(str, cb)
}

const restore = (): void => {
process.stderr.write = originals.stderr
process.stdout.write = originals.stdout
process.env.NODE_ENV = originals.NODE_ENV
}

const reset = (): void => {
output.stderr = []
output.stdout = []
}

const toString = (str: Uint8Array | string): string =>
RECORD_OPTIONS.stripAnsi ? ansis.strip(str.toString()) : str.toString()

const getStderr = (): string => output.stderr.map((b) => toString(b)).join('')
const getStdout = (): string => output.stdout.map((b) => toString(b)).join('')
type MockedStdout = typeof process.stdout.write
type MockedStderr = typeof process.stderr.write

function traverseFilePathUntil(filename: string, predicate: (filename: string) => boolean): string {
let current = filename
Expand Down Expand Up @@ -111,10 +48,43 @@ export async function captureOutput<T>(
stderr: string
stdout: string
}> {
RECORD_OPTIONS.print = opts?.print ?? false
RECORD_OPTIONS.stripAnsi = opts?.stripAnsi ?? true
process.stderr.write = mockedStderr
process.stdout.write = mockedStdout
const print = opts?.print ?? false
const stripAnsi = opts?.stripAnsi ?? true

const originals = {
NODE_ENV: process.env.NODE_ENV,
stderr: process.stderr.write,
stdout: process.stdout.write,
}

const output: Record<'stderr' | 'stdout', Array<Uint8Array | string>> = {
stderr: [],
stdout: [],
}

const toString = (str: Uint8Array | string): string => (stripAnsi ? ansis.strip(str.toString()) : str.toString())
const getStderr = (): string => output.stderr.map((b) => toString(b)).join('')
const getStdout = (): string => output.stdout.map((b) => toString(b)).join('')

const mock =
(std: 'stderr' | 'stdout'): MockedStderr | MockedStdout =>
(str: Uint8Array | string, encoding?: ((err?: Error) => void) | BufferEncoding, cb?: (err?: Error) => void) => {
output[std].push(str)

if (print) {
if (encoding !== null && typeof encoding === 'function') {
cb = encoding
encoding = undefined
}

originals[std].apply(process[std], [str, encoding, cb])
} else if (typeof cb === 'function') cb()

return true
}

process.stdout.write = mock('stdout')
process.stderr.write = mock('stderr')
process.env.NODE_ENV = 'test'

try {
Expand All @@ -126,14 +96,15 @@ export async function captureOutput<T>(
}
} catch (error) {
return {
...(error instanceof Errors.CLIError && {error}),
...(error instanceof Error && {error}),
...(error instanceof Errors.CLIError && {error: {...error, message: toString(error.message)}}),
...(error instanceof Error && {error: {...error, message: toString(error.message)}}),
stderr: getStderr(),
stdout: getStdout(),
}
} finally {
restore()
reset()
process.stderr.write = originals.stderr
process.stdout.write = originals.stdout
process.env.NODE_ENV = originals.NODE_ENV
}
}

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101 changes: 1 addition & 100 deletions yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -186,13 +186,6 @@
dependencies:
chalk "^4.1.0"

"@cspotcode/source-map-support@^0.8.0":
version "0.8.1"
resolved "https://registry.yarnpkg.com/@cspotcode/source-map-support/-/source-map-support-0.8.1.tgz#00629c35a688e05a88b1cda684fb9d5e73f000a1"
integrity sha512-IchNf6dN4tHoMFIn/7OE8LWZ19Y6q/67Bmf6vnGREv8RSbBVb9LPJxEcnwrcwX6ixSvaiGoomAUvu4YSxXrVgw==
dependencies:
"@jridgewell/trace-mapping" "0.3.9"

"@esbuild/[email protected]":
version "0.20.2"
resolved "https://registry.yarnpkg.com/@esbuild/aix-ppc64/-/aix-ppc64-0.20.2.tgz#a70f4ac11c6a1dfc18b8bbb13284155d933b9537"
Expand Down Expand Up @@ -359,24 +352,6 @@
resolved "https://registry.yarnpkg.com/@humanwhocodes/object-schema/-/object-schema-2.0.2.tgz#d9fae00a2d5cb40f92cfe64b47ad749fbc38f917"
integrity sha512-6EwiSjwWYP7pTckG6I5eyFANjPhmPjUX9JRLUSfNPC7FX7zK9gyZAfUEaECL6ALTpGX5AjnBq3C9XmVWPitNpw==

"@jridgewell/resolve-uri@^3.0.3":
version "3.1.0"
resolved "https://registry.yarnpkg.com/@jridgewell/resolve-uri/-/resolve-uri-3.1.0.tgz#2203b118c157721addfe69d47b70465463066d78"
integrity sha512-F2msla3tad+Mfht5cJq7LSXcdudKTWCVYUgw6pLFOOHSTtZlj6SWNYAp+AhuqLmWdBO2X5hPrLcu8cVP8fy28w==

"@jridgewell/sourcemap-codec@^1.4.10":
version "1.4.14"
resolved "https://registry.yarnpkg.com/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.14.tgz#add4c98d341472a289190b424efbdb096991bb24"
integrity sha512-XPSJHWmi394fuUuzDnGz1wiKqWfo1yXecHQMRf2l6hztTO+nPru658AyDngaBe7isIxEkRsPR3FZh+s7iVa4Uw==

"@jridgewell/[email protected]":
version "0.3.9"
resolved "https://registry.yarnpkg.com/@jridgewell/trace-mapping/-/trace-mapping-0.3.9.tgz#6534fd5933a53ba7cbf3a17615e273a0d1273ff9"
integrity sha512-3Belt6tdc8bPgAtbcmdtNJlirVoTmEb5e2gC94PnkwEW9jI6CAHUeoG85tjWP5WquqfavoMtMwiG4P926ZKKuQ==
dependencies:
"@jridgewell/resolve-uri" "^3.0.3"
"@jridgewell/sourcemap-codec" "^1.4.10"

"@nodelib/[email protected]":
version "2.1.5"
resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz#7619c2eb21b25483f6d167548b4cfd5a7488c3d5"
Expand Down Expand Up @@ -426,26 +401,6 @@
resolved "https://registry.yarnpkg.com/@oclif/prettier-config/-/prettier-config-0.2.1.tgz#1def9f38134f9bfb229257f48a35f7d0d183dc78"
integrity sha512-XB8kwQj8zynXjIIWRm+6gO/r8Qft2xKtwBMSmq1JRqtA6TpwpqECqiu8LosBCyg2JBXuUy2lU23/L98KIR7FrQ==

"@tsconfig/node10@^1.0.7":
version "1.0.9"
resolved "https://registry.yarnpkg.com/@tsconfig/node10/-/node10-1.0.9.tgz#df4907fc07a886922637b15e02d4cebc4c0021b2"
integrity sha512-jNsYVVxU8v5g43Erja32laIDHXeoNvFEpX33OK4d6hljo3jDhCBDhx5dhCCTMWUojscpAagGiRkBKxpdl9fxqA==

"@tsconfig/node12@^1.0.7":
version "1.0.11"
resolved "https://registry.yarnpkg.com/@tsconfig/node12/-/node12-1.0.11.tgz#ee3def1f27d9ed66dac6e46a295cffb0152e058d"
integrity sha512-cqefuRsh12pWyGsIoBKJA9luFu3mRxCA+ORZvA4ktLSzIuCUtWVxGIuXigEwO5/ywWFMZ2QEGKWvkZG1zDMTag==

"@tsconfig/node14@^1.0.0":
version "1.0.3"
resolved "https://registry.yarnpkg.com/@tsconfig/node14/-/node14-1.0.3.tgz#e4386316284f00b98435bf40f72f75a09dabf6c1"
integrity sha512-ysT8mhdixWK6Hw3i1V2AeRqZ5WfXg1G43mqoYlM2nc6388Fq5jcXyr5mRsqViLx/GJYdoL0bfXD8nmF+Zn/Iow==

"@tsconfig/node16@^1.0.2":
version "1.0.3"
resolved "https://registry.yarnpkg.com/@tsconfig/node16/-/node16-1.0.3.tgz#472eaab5f15c1ffdd7f8628bd4c4f753995ec79e"
integrity sha512-yOlFc+7UtL/89t2ZhjPvvB/DeAr3r+Dq58IgzsFkOAvVC6NMJXmCGjbptdXdR9qsX7pKcTL+s87FtYREi2dEEQ==

"@types/chai@^4.3.16":
version "4.3.16"
resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.16.tgz#b1572967f0b8b60bf3f87fe1d854a5604ea70c82"
Expand Down Expand Up @@ -662,12 +617,7 @@ acorn-jsx@^5.3.2:
resolved "https://registry.yarnpkg.com/acorn-jsx/-/acorn-jsx-5.3.2.tgz#7ed5bb55908b3b2f1bc55c6af1653bada7f07937"
integrity sha512-rq9s+JNhf0IChjtDXxllJ7g41oZk5SlXtp0LHwyA5cejwn7vKmKp4pPri6YEePv2PU65sAsegbXtIinmDFDXgQ==

acorn-walk@^8.1.1:
version "8.2.0"
resolved "https://registry.yarnpkg.com/acorn-walk/-/acorn-walk-8.2.0.tgz#741210f2e2426454508853a2f44d0ab83b7f69c1"
integrity sha512-k+iyHEuPgSw6SbuDpGQM+06HQUa04DZ3o+F6CSzXMvvI5KMvnaEqXe+YVe555R9nn6GPt404fos4wcgpw12SDA==

acorn@^8.4.1, acorn@^8.9.0:
acorn@^8.9.0:
version "8.10.0"
resolved "https://registry.yarnpkg.com/acorn/-/acorn-8.10.0.tgz#8be5b3907a67221a81ab23c7889c4c5526b62ec5"
integrity sha512-F0SAmZ8iUtS//m8DmCTA0jlh6TDKkHQyK6xc6V4KDTyZKA9dnvX9/3sRTVQrWm79glUAZbnmmNcdYwUIHWVybw==
Expand Down Expand Up @@ -753,11 +703,6 @@ anymatch@~3.1.2:
normalize-path "^3.0.0"
picomatch "^2.0.4"

arg@^4.1.0:
version "4.1.3"
resolved "https://registry.yarnpkg.com/arg/-/arg-4.1.3.tgz#269fc7ad5b8e42cb63c896d5666017261c144089"
integrity sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==

argparse@^2.0.1:
version "2.0.1"
resolved "https://registry.yarnpkg.com/argparse/-/argparse-2.0.1.tgz#246f50f3ca78a3240f6c997e8a9bd1eac49e4b38"
Expand Down Expand Up @@ -1158,11 +1103,6 @@ cosmiconfig@^9.0.0:
js-yaml "^4.1.0"
parse-json "^5.2.0"

create-require@^1.1.0:
version "1.1.1"
resolved "https://registry.yarnpkg.com/create-require/-/create-require-1.1.1.tgz#c1d7e8f1e5f6cfc9ff65f9cd352d37348756c333"
integrity sha512-dcKFX3jn0MpIaXjisoRvexIJVEKzaq7z2rZKxf+MSr9TkdmHmsU4m2lcLojrj/FHl8mk5VxMmYA+ftRkP/3oKQ==

cross-spawn@^7.0.2, cross-spawn@^7.0.3:
version "7.0.3"
resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
Expand Down Expand Up @@ -1242,11 +1182,6 @@ [email protected]:
resolved "https://registry.yarnpkg.com/diff/-/diff-5.0.0.tgz#7ed6ad76d859d030787ec35855f5b1daf31d852b"
integrity sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==

diff@^4.0.1:
version "4.0.2"
resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.2.tgz#60f3aecb89d5fae520c11aa19efc2bb982aade7d"
integrity sha512-58lmxKSA4BNyLz+HHMUzlOEpg09FV+ev6ZMe3vJihgdxzgcwZ8VoEEPmALCZG9LmqfVoNMMKpttIYTVG6uDY7A==

dir-glob@^3.0.1:
version "3.0.1"
resolved "https://registry.yarnpkg.com/dir-glob/-/dir-glob-3.0.1.tgz#56dbf73d992a4a93ba1584f4534063fd2e41717f"
Expand Down Expand Up @@ -2622,11 +2557,6 @@ lru-cache@^6.0.0:
dependencies:
yallist "^4.0.0"

make-error@^1.1.1:
version "1.3.6"
resolved "https://registry.yarnpkg.com/make-error/-/make-error-1.3.6.tgz#2eb2e37ea9b67c4891f684a1394799af484cf7a2"
integrity sha512-s8UhlNe7vPKomQhC1qFelMokr/Sc3AgNbso3n74mVPA5LTZwkB9NlXf4XPamLxJE8h0gh73rM94xvwRT2CVInw==

map-obj@^1.0.0:
version "1.0.1"
resolved "https://registry.yarnpkg.com/map-obj/-/map-obj-1.0.1.tgz#d933ceb9205d82bdcf4886f6742bdc2b4dea146d"
Expand Down Expand Up @@ -3556,25 +3486,6 @@ ts-api-utils@^1.3.0:
resolved "https://registry.yarnpkg.com/ts-api-utils/-/ts-api-utils-1.3.0.tgz#4b490e27129f1e8e686b45cc4ab63714dc60eea1"
integrity sha512-UQMIo7pb8WRomKR1/+MFVLTroIvDVtMX3K6OUir8ynLyzB8Jeriont2bTAtmNPa1ekAgN7YPDyf6V+ygrdU+eQ==

ts-node@^10.9.2:
version "10.9.2"
resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-10.9.2.tgz#70f021c9e185bccdca820e26dc413805c101c71f"
integrity sha512-f0FFpIdcHgn8zcPSbf1dRevwt047YMnaiJM3u2w2RewrB+fob/zePZcrOyQoLMMO7aBIddLcQIEK5dYjkLnGrQ==
dependencies:
"@cspotcode/source-map-support" "^0.8.0"
"@tsconfig/node10" "^1.0.7"
"@tsconfig/node12" "^1.0.7"
"@tsconfig/node14" "^1.0.0"
"@tsconfig/node16" "^1.0.2"
acorn "^8.4.1"
acorn-walk "^8.1.1"
arg "^4.1.0"
create-require "^1.1.0"
diff "^4.0.1"
make-error "^1.1.1"
v8-compile-cache-lib "^3.0.1"
yn "3.1.1"

tsconfig-paths@^3.15.0:
version "3.15.0"
resolved "https://registry.yarnpkg.com/tsconfig-paths/-/tsconfig-paths-3.15.0.tgz#5299ec605e55b1abb23ec939ef15edaf483070d4"
Expand Down Expand Up @@ -3703,11 +3614,6 @@ util-deprecate@^1.0.1:
resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
integrity sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==

v8-compile-cache-lib@^3.0.1:
version "3.0.1"
resolved "https://registry.yarnpkg.com/v8-compile-cache-lib/-/v8-compile-cache-lib-3.0.1.tgz#6336e8d71965cb3d35a1bbb7868445a7c05264bf"
integrity sha512-wa7YjyUGfNZngI/vtK0UHAN+lgDCxBPCylVXGp0zu59Fz5aiGtNXaq3DhIov063MorB+VfufLh3JlF2KdTK3xg==

validate-npm-package-license@^3.0.1:
version "3.0.4"
resolved "https://registry.yarnpkg.com/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz#fc91f6b9c7ba15c857f4cb2c5defeec39d4f410a"
Expand Down Expand Up @@ -3851,11 +3757,6 @@ yargs@^17.0.0:
y18n "^5.0.5"
yargs-parser "^21.1.1"

[email protected]:
version "3.1.1"
resolved "https://registry.yarnpkg.com/yn/-/yn-3.1.1.tgz#1e87401a09d767c1d5eab26a6e4c185182d2eb50"
integrity sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==

yocto-queue@^0.1.0:
version "0.1.0"
resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"
Expand Down

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