matanuska/host.ts at main · jfhbrook/matanuska · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
import type {
  Host,
  ConsoleHost,
  Channel,
  StdChannel,
  Level,
  Readable,
  Writable,
  Transform,
  HostException,
  ExitError,
  FileReadError,
  FileWriteError,
} from '@matanuska/host';

import { host as baseHost } from '@matanuska/host';
import {
  INPUT,
  OUTPUT,
  ERROR,
  WARN,
  INFO,
  DEBUG,
  stdChannel,
  hostException,
  exitError,
  fileReadError,
  fileWriteError,
  channelError,
  isHostException,
  isHostExit,
  isFileReadError,
  isFileWriteError,
} from '@matanuska/host';

import { formatter } from './format';
import { Exit } from './exit';
import { FileError } from './exceptions';

export const host: ConsoleHost = {
  ...baseHost,
  formatter: formatter,

  writeChannel(channel: Channel, value: any): void {
    try {
      baseHost.writeChannel.call(this, channel, value);
    } catch (err: any) {
      if (isFileWriteError(err)) {
        throw new FileError(
          err.message,
          err.code,
          err.exitCode || null,
          [err.path],
          null,
        );
      }
      throw err;
    }
  },

  exit(exitCode: number): any {
    try {
      baseHost.exit.call(this, exitCode);
    } catch (err: any) {
      if (isHostExit(err)) {
        throw new Exit(err.exitCode, err.message);
      }
      throw err;
    }
  },

  async readTextFile(filename: string): Promise<string> {
    try {
      return await baseHost.readTextFile.call(this, filename);
    } catch (err) {
      if (isFileReadError(err)) {
        throw new FileError(
          err.message,
          err.code,
          err.exitCode || null,
          [err.path],
          null,
        );
      }

      throw err;
    }
  },

  async writeTextFile(filename: string, contents: string): Promise<void> {
    try {
      return await baseHost.writeTextFile.call(this, filename, contents);
    } catch (err) {
      if (isFileWriteError(err)) {
        throw new FileError(
          err.message,
          err.code,
          err.exitCode || null,
          [err.path],
          null,
        );
      }

      throw err;
    }
  },
};

export {
  Host,
  ConsoleHost,
  Readable,
  Writable,
  Transform,
  Level,
  INPUT,
  OUTPUT,
  ERROR,
  WARN,
  INFO,
  DEBUG,
  stdChannel,
  hostException,
  exitError,
  fileReadError,
  fileWriteError,
  channelError,
  isHostException,
  isHostExit,
  isFileReadError,
  isFileWriteError,
};

export type {
  StdChannel,
  Channel,
  HostException,
  ExitError,
  FileReadError,
  FileWriteError,
};