/
load-plugins.js
132 lines (115 loc) · 3.43 KB
/
load-plugins.js
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
"use strict";
const fs = require("fs");
const path = require("path");
const fastGlob = require("fast-glob");
const partition = require("../utils/partition.js");
const uniqByKey = require("../utils/uniq-by-key.js");
const internalPlugins = require("../languages.js");
const { default: mem, memClear } = require("../../vendors/mem.js");
const thirdParty = require("./third-party.js");
const resolve = require("./resolve.js");
const memoizedLoad = mem(load, { cacheKey: JSON.stringify });
const memoizedSearch = mem(findPluginsInNodeModules);
const clearCache = () => {
memClear(memoizedLoad);
memClear(memoizedSearch);
};
function load(plugins, pluginSearchDirs) {
if (!plugins) {
plugins = [];
}
if (pluginSearchDirs === false) {
pluginSearchDirs = [];
} else {
pluginSearchDirs = pluginSearchDirs || [];
// unless pluginSearchDirs are provided, auto-load plugins from node_modules that are parent to Prettier
if (pluginSearchDirs.length === 0) {
const autoLoadDir = thirdParty.findParentDir(__dirname, "node_modules");
if (autoLoadDir) {
pluginSearchDirs = [autoLoadDir];
}
}
}
const [externalPluginNames, externalPluginInstances] = partition(
plugins,
(plugin) => typeof plugin === "string"
);
const externalManualLoadPluginInfos = externalPluginNames.map(
(pluginName) => {
let requirePath;
try {
// try local files
requirePath = resolve(path.resolve(process.cwd(), pluginName));
} catch {
// try node modules
requirePath = resolve(pluginName, { paths: [process.cwd()] });
}
return {
name: pluginName,
requirePath,
};
}
);
const externalAutoLoadPluginInfos = pluginSearchDirs.flatMap(
(pluginSearchDir) => {
const resolvedPluginSearchDir = path.resolve(
process.cwd(),
pluginSearchDir
);
const nodeModulesDir = path.resolve(
resolvedPluginSearchDir,
"node_modules"
);
// In some fringe cases (ex: files "mounted" as virtual directories), the
// isDirectory(resolvedPluginSearchDir) check might be false even though
// the node_modules actually exists.
if (
!isDirectory(nodeModulesDir) &&
!isDirectory(resolvedPluginSearchDir)
) {
throw new Error(
`${pluginSearchDir} does not exist or is not a directory`
);
}
return memoizedSearch(nodeModulesDir).map((pluginName) => ({
name: pluginName,
requirePath: resolve(pluginName, { paths: [resolvedPluginSearchDir] }),
}));
}
);
const externalPlugins = [
...uniqByKey(
[...externalManualLoadPluginInfos, ...externalAutoLoadPluginInfos],
"requirePath"
).map((externalPluginInfo) => ({
name: externalPluginInfo.name,
...require(externalPluginInfo.requirePath),
})),
...externalPluginInstances,
];
return [...internalPlugins, ...externalPlugins];
}
function findPluginsInNodeModules(nodeModulesDir) {
const pluginPackageJsonPaths = fastGlob.sync(
[
"prettier-plugin-*/package.json",
"@*/prettier-plugin-*/package.json",
"@prettier/plugin-*/package.json",
],
{
cwd: nodeModulesDir,
}
);
return pluginPackageJsonPaths.map(path.dirname);
}
function isDirectory(dir) {
try {
return fs.statSync(dir).isDirectory();
} catch {
return false;
}
}
module.exports = {
loadPlugins: memoizedLoad,
clearCache,
};