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PR-URL: nodejs/node#45815 Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Antoine du Hamel <[email protected]> (cherry picked from commit 232efb06fe8787e9573e298ce7ac293ad23b7684)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| // https://github.com/nodejs/node/blob/232efb06fe8787e9573e298ce7ac293ad23b7684/lib/internal/test_runner/yaml_parser.js | ||
| 'use strict' | ||
| const { | ||
| codes: { | ||
| ERR_TEST_FAILURE | ||
| } | ||
| } = require('#internal/errors') | ||
| const AssertionError = require('assert').AssertionError | ||
| const { | ||
| ArrayPrototypeJoin, | ||
| ArrayPrototypePush, | ||
| Error, | ||
| Number, | ||
| NumberIsNaN, | ||
| RegExpPrototypeExec, | ||
| StringPrototypeEndsWith, | ||
| StringPrototypeRepeat, | ||
| StringPrototypeSlice, | ||
| StringPrototypeStartsWith, | ||
| StringPrototypeSubstring | ||
| } = require('#internal/per_context/primordials') | ||
|
|
||
| const kYamlKeyRegex = /^(\s+)?(\w+):(\s)+([>|][-+])?(.*)$/ | ||
| const kStackDelimiter = ' at ' | ||
|
|
||
| function reConstructError (parsedYaml) { | ||
| if (!('error' in parsedYaml)) { | ||
| return parsedYaml | ||
| } | ||
| const isAssertionError = parsedYaml.code === 'ERR_ASSERTION' || | ||
| 'actual' in parsedYaml || 'expected' in parsedYaml || 'operator' in parsedYaml | ||
| const isTestFailure = parsedYaml.code === 'ERR_TEST_FAILURE' || 'failureType' in parsedYaml | ||
| const stack = parsedYaml.stack ? kStackDelimiter + ArrayPrototypeJoin(parsedYaml.stack, `\n${kStackDelimiter}`) : '' | ||
| let error, cause | ||
|
|
||
| if (isAssertionError) { | ||
| cause = new AssertionError({ | ||
| message: parsedYaml.error, | ||
| actual: parsedYaml.actual, | ||
| expected: parsedYaml.expected, | ||
| operator: parsedYaml.operator | ||
| }) | ||
| } else { | ||
| // eslint-disable-next-line no-restricted-syntax | ||
| cause = new Error(parsedYaml.error) | ||
| cause.code = parsedYaml.code | ||
| } | ||
| cause.stack = stack | ||
|
|
||
| if (isTestFailure) { | ||
| error = new ERR_TEST_FAILURE(cause, parsedYaml.failureType) | ||
| error.stack = stack | ||
| } | ||
|
|
||
| parsedYaml.error = error ?? cause | ||
| delete parsedYaml.stack | ||
| delete parsedYaml.code | ||
| delete parsedYaml.failureType | ||
| delete parsedYaml.actual | ||
| delete parsedYaml.expected | ||
| delete parsedYaml.operator | ||
|
|
||
| return parsedYaml | ||
| } | ||
|
|
||
| function getYamlValue (value) { | ||
| if (StringPrototypeStartsWith(value, "'") && StringPrototypeEndsWith(value, "'")) { | ||
| return StringPrototypeSlice(value, 1, -1) | ||
| } | ||
| if (value === 'true') { | ||
| return true | ||
| } | ||
| if (value === 'false') { | ||
| return false | ||
| } | ||
| if (value !== '') { | ||
| const valueAsNumber = Number(value) | ||
| return NumberIsNaN(valueAsNumber) ? value : valueAsNumber | ||
| } | ||
| return value | ||
| } | ||
|
|
||
| // This parses the YAML generated by the built-in TAP reporter, | ||
| // which is a subset of the full YAML spec. There are some | ||
| // YAML features that won't be parsed here. This function should not be exposed publicly. | ||
| function YAMLToJs (lines) { | ||
| if (lines == null) { | ||
| return undefined | ||
| } | ||
| const result = { __proto__: null } | ||
| let isInYamlBlock = false | ||
| for (let i = 0; i < lines.length; i++) { | ||
| const line = lines[i] | ||
| if (isInYamlBlock && !StringPrototypeStartsWith(line, StringPrototypeRepeat(' ', isInYamlBlock.indent))) { | ||
| result[isInYamlBlock.key] = isInYamlBlock.key === 'stack' | ||
| ? result[isInYamlBlock.key] | ||
| : ArrayPrototypeJoin(result[isInYamlBlock.key], '\n') | ||
| isInYamlBlock = false | ||
| } | ||
| if (isInYamlBlock) { | ||
| const blockLine = StringPrototypeSubstring(line, isInYamlBlock.indent) | ||
| ArrayPrototypePush(result[isInYamlBlock.key], blockLine) | ||
| continue | ||
| } | ||
| const match = RegExpPrototypeExec(kYamlKeyRegex, line) | ||
| if (match !== null) { | ||
| const { 1: leadingSpaces, 2: key, 4: block, 5: value } = match | ||
| if (block) { | ||
| isInYamlBlock = { key, indent: (leadingSpaces?.length ?? 0) + 2 } | ||
| result[key] = [] | ||
| } else { | ||
| result[key] = getYamlValue(value) | ||
| } | ||
| } | ||
| } | ||
| return reConstructError(result) | ||
| } | ||
|
|
||
| module.exports = { | ||
| YAMLToJs | ||
| } |