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| 1 | +## Module Node.Process |
| 2 | + |
| 3 | +Bindings to the global `process` object in Node.js. See also [the Node API documentation](https://nodejs.org/api/process.html) |
| 4 | + |
| 5 | +#### `PROCESS` |
| 6 | + |
| 7 | +``` purescript |
| 8 | +data PROCESS :: ! |
| 9 | +``` |
| 10 | + |
| 11 | +An effect tracking interaction with the global `process` object. |
| 12 | + |
| 13 | +#### `onBeforeExit` |
| 14 | + |
| 15 | +``` purescript |
| 16 | +onBeforeExit :: forall eff. Eff (process :: PROCESS | eff) Unit -> Eff (process :: PROCESS | eff) Unit |
| 17 | +``` |
| 18 | + |
| 19 | +Register a callback to be performed when the event loop empties, and |
| 20 | +Node.js is about to exit. Asynchronous calls can be made in the callback, |
| 21 | +and if any are made, it will cause the process to continue a little longer. |
| 22 | + |
| 23 | +#### `onExit` |
| 24 | + |
| 25 | +``` purescript |
| 26 | +onExit :: forall eff. (Int -> Eff (process :: PROCESS | eff) Unit) -> Eff (process :: PROCESS | eff) Unit |
| 27 | +``` |
| 28 | + |
| 29 | +Register a callback to be performed when the process is about to exit. |
| 30 | +Any work scheduled via asynchronous calls made here will not be performed |
| 31 | +in time. |
| 32 | + |
| 33 | +The argument to the callback is the exit code which the process is about |
| 34 | +to exit with. |
| 35 | + |
| 36 | +#### `onSignal` |
| 37 | + |
| 38 | +``` purescript |
| 39 | +onSignal :: forall eff. String -> Eff (process :: PROCESS | eff) Unit -> Eff (process :: PROCESS | eff) Unit |
| 40 | +``` |
| 41 | + |
| 42 | +Install a handler for a particular signal. |
| 43 | + |
| 44 | +#### `argv` |
| 45 | + |
| 46 | +``` purescript |
| 47 | +argv :: forall eff. Eff (process :: PROCESS | eff) (Array String) |
| 48 | +``` |
| 49 | + |
| 50 | +Get an array containing the command line arguments. Be aware |
| 51 | +that this can change over the course of the program. |
| 52 | + |
| 53 | +#### `execArgv` |
| 54 | + |
| 55 | +``` purescript |
| 56 | +execArgv :: forall eff. Eff (process :: PROCESS | eff) (Array String) |
| 57 | +``` |
| 58 | + |
| 59 | +Node-specific options passed to the `node` executable. Be aware that |
| 60 | +this can change over the course of the program. |
| 61 | + |
| 62 | +#### `execPath` |
| 63 | + |
| 64 | +``` purescript |
| 65 | +execPath :: forall eff. Eff (process :: PROCESS | eff) String |
| 66 | +``` |
| 67 | + |
| 68 | +The absolute pathname of the `node` executable that started the |
| 69 | +process. |
| 70 | + |
| 71 | +#### `chdir` |
| 72 | + |
| 73 | +``` purescript |
| 74 | +chdir :: forall eff. String -> Eff (err :: EXCEPTION, process :: PROCESS | eff) Unit |
| 75 | +``` |
| 76 | + |
| 77 | +Change the current working directory of the process. If the current |
| 78 | +directory could not be changed, an exception will be thrown. |
| 79 | + |
| 80 | +#### `cwd` |
| 81 | + |
| 82 | +``` purescript |
| 83 | +cwd :: forall eff. Eff (process :: PROCESS | eff) String |
| 84 | +``` |
| 85 | + |
| 86 | +Get the current working directory of the process. |
| 87 | + |
| 88 | +#### `getEnv` |
| 89 | + |
| 90 | +``` purescript |
| 91 | +getEnv :: forall eff. Eff (process :: PROCESS | eff) (StrMap String) |
| 92 | +``` |
| 93 | + |
| 94 | +Get a copy of the current environment. |
| 95 | + |
| 96 | +#### `lookupEnv` |
| 97 | + |
| 98 | +``` purescript |
| 99 | +lookupEnv :: forall eff. String -> Eff (process :: PROCESS | eff) (Maybe String) |
| 100 | +``` |
| 101 | + |
| 102 | +Lookup a particular environment variable. |
| 103 | + |
| 104 | +#### `setEnv` |
| 105 | + |
| 106 | +``` purescript |
| 107 | +setEnv :: forall eff. String -> String -> Eff (process :: PROCESS | eff) Unit |
| 108 | +``` |
| 109 | + |
| 110 | +Set an environment variable. |
| 111 | + |
| 112 | +#### `pid` |
| 113 | + |
| 114 | +``` purescript |
| 115 | +pid :: Int |
| 116 | +``` |
| 117 | + |
| 118 | +#### `platform` |
| 119 | + |
| 120 | +``` purescript |
| 121 | +platform :: Platform |
| 122 | +``` |
| 123 | + |
| 124 | +#### `exit` |
| 125 | + |
| 126 | +``` purescript |
| 127 | +exit :: forall eff. Int -> Eff (process :: PROCESS | eff) Unit |
| 128 | +``` |
| 129 | + |
| 130 | +Cause the process to exit with the supplied integer code. An exit code |
| 131 | +of 0 is normally considered successful, and anything else is considered a |
| 132 | +failure. |
| 133 | + |
| 134 | +#### `stdin` |
| 135 | + |
| 136 | +``` purescript |
| 137 | +stdin :: forall eff. Readable () (console :: CONSOLE | eff) |
| 138 | +``` |
| 139 | + |
| 140 | +The standard input stream. Note that this stream will never emit an `end` |
| 141 | +event, so any handlers attached via `onEnd` will never be called. |
| 142 | + |
| 143 | +#### `stdout` |
| 144 | + |
| 145 | +``` purescript |
| 146 | +stdout :: forall eff. Writable () (console :: CONSOLE | eff) |
| 147 | +``` |
| 148 | + |
| 149 | +The standard output stream. Note that this stream cannot be closed; calling |
| 150 | +`end` will result in an exception being thrown. |
| 151 | + |
| 152 | +#### `stderr` |
| 153 | + |
| 154 | +``` purescript |
| 155 | +stderr :: forall eff. Writable () (console :: CONSOLE | eff) |
| 156 | +``` |
| 157 | + |
| 158 | +The standard error stream. Note that this stream cannot be closed; calling |
| 159 | +`end` will result in an exception being thrown. |
| 160 | + |
| 161 | +#### `stdoutIsTTY` |
| 162 | + |
| 163 | +``` purescript |
| 164 | +stdoutIsTTY :: Boolean |
| 165 | +``` |
| 166 | + |
| 167 | +Check whether the process is being run inside a TTY context |
| 168 | + |
| 169 | +#### `version` |
| 170 | + |
| 171 | +``` purescript |
| 172 | +version :: String |
| 173 | +``` |
| 174 | + |
| 175 | +Get the Node.js version. |
| 176 | + |
| 177 | + |
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