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author | Joel Kronqvist <joel.h.kronqvist@gmail.com> | 2022-03-05 19:02:27 +0200 |
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committer | Joel Kronqvist <joel.h.kronqvist@gmail.com> | 2022-03-05 19:02:27 +0200 |
commit | 5d309ff52cd399a6b71968a6b9a70c8ac0b98981 (patch) | |
tree | 360f7eb50f956e2367ef38fa1fc6ac7ac5258042 /node_modules/cross-spawn/lib/util | |
parent | b500a50f1b97d93c98b36ed9a980f8188d648147 (diff) | |
download | LYLLRuoka-5d309ff52cd399a6b71968a6b9a70c8ac0b98981.tar.gz LYLLRuoka-5d309ff52cd399a6b71968a6b9a70c8ac0b98981.zip |
Added node_modules for the updating to work properly.
Diffstat (limited to 'node_modules/cross-spawn/lib/util')
-rw-r--r-- | node_modules/cross-spawn/lib/util/escape.js | 45 | ||||
-rw-r--r-- | node_modules/cross-spawn/lib/util/readShebang.js | 23 | ||||
-rw-r--r-- | node_modules/cross-spawn/lib/util/resolveCommand.js | 52 |
3 files changed, 120 insertions, 0 deletions
diff --git a/node_modules/cross-spawn/lib/util/escape.js b/node_modules/cross-spawn/lib/util/escape.js new file mode 100644 index 0000000..b0bb84c --- /dev/null +++ b/node_modules/cross-spawn/lib/util/escape.js @@ -0,0 +1,45 @@ +'use strict'; + +// See http://www.robvanderwoude.com/escapechars.php +const metaCharsRegExp = /([()\][%!^"`<>&|;, *?])/g; + +function escapeCommand(arg) { + // Escape meta chars + arg = arg.replace(metaCharsRegExp, '^$1'); + + return arg; +} + +function escapeArgument(arg, doubleEscapeMetaChars) { + // Convert to string + arg = `${arg}`; + + // Algorithm below is based on https://qntm.org/cmd + + // Sequence of backslashes followed by a double quote: + // double up all the backslashes and escape the double quote + arg = arg.replace(/(\\*)"/g, '$1$1\\"'); + + // Sequence of backslashes followed by the end of the string + // (which will become a double quote later): + // double up all the backslashes + arg = arg.replace(/(\\*)$/, '$1$1'); + + // All other backslashes occur literally + + // Quote the whole thing: + arg = `"${arg}"`; + + // Escape meta chars + arg = arg.replace(metaCharsRegExp, '^$1'); + + // Double escape meta chars if necessary + if (doubleEscapeMetaChars) { + arg = arg.replace(metaCharsRegExp, '^$1'); + } + + return arg; +} + +module.exports.command = escapeCommand; +module.exports.argument = escapeArgument; diff --git a/node_modules/cross-spawn/lib/util/readShebang.js b/node_modules/cross-spawn/lib/util/readShebang.js new file mode 100644 index 0000000..5e83733 --- /dev/null +++ b/node_modules/cross-spawn/lib/util/readShebang.js @@ -0,0 +1,23 @@ +'use strict'; + +const fs = require('fs'); +const shebangCommand = require('shebang-command'); + +function readShebang(command) { + // Read the first 150 bytes from the file + const size = 150; + const buffer = Buffer.alloc(size); + + let fd; + + try { + fd = fs.openSync(command, 'r'); + fs.readSync(fd, buffer, 0, size, 0); + fs.closeSync(fd); + } catch (e) { /* Empty */ } + + // Attempt to extract shebang (null is returned if not a shebang) + return shebangCommand(buffer.toString()); +} + +module.exports = readShebang; diff --git a/node_modules/cross-spawn/lib/util/resolveCommand.js b/node_modules/cross-spawn/lib/util/resolveCommand.js new file mode 100644 index 0000000..7972455 --- /dev/null +++ b/node_modules/cross-spawn/lib/util/resolveCommand.js @@ -0,0 +1,52 @@ +'use strict'; + +const path = require('path'); +const which = require('which'); +const getPathKey = require('path-key'); + +function resolveCommandAttempt(parsed, withoutPathExt) { + const env = parsed.options.env || process.env; + const cwd = process.cwd(); + const hasCustomCwd = parsed.options.cwd != null; + // Worker threads do not have process.chdir() + const shouldSwitchCwd = hasCustomCwd && process.chdir !== undefined && !process.chdir.disabled; + + // If a custom `cwd` was specified, we need to change the process cwd + // because `which` will do stat calls but does not support a custom cwd + if (shouldSwitchCwd) { + try { + process.chdir(parsed.options.cwd); + } catch (err) { + /* Empty */ + } + } + + let resolved; + + try { + resolved = which.sync(parsed.command, { + path: env[getPathKey({ env })], + pathExt: withoutPathExt ? path.delimiter : undefined, + }); + } catch (e) { + /* Empty */ + } finally { + if (shouldSwitchCwd) { + process.chdir(cwd); + } + } + + // If we successfully resolved, ensure that an absolute path is returned + // Note that when a custom `cwd` was used, we need to resolve to an absolute path based on it + if (resolved) { + resolved = path.resolve(hasCustomCwd ? parsed.options.cwd : '', resolved); + } + + return resolved; +} + +function resolveCommand(parsed) { + return resolveCommandAttempt(parsed) || resolveCommandAttempt(parsed, true); +} + +module.exports = resolveCommand; |