ce4c83ff
 wxy
初始提交
|
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
|
/**
* @author Toru Nagashima
* @copyright 2016 Toru Nagashima. All rights reserved.
* See LICENSE file in root directory for full license.
*/
"use strict"
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
const path = require("path")
const resolve = require("resolve")
const getResolvePaths = require("./get-resolve-paths")
const getTryExtensions = require("./get-try-extensions")
const ImportTarget = require("./import-target")
const stripImportPathParams = require("./strip-import-path-params")
//------------------------------------------------------------------------------
// Helpers
//------------------------------------------------------------------------------
const MODULE_TYPE = /^(?:Import|Export(?:Named|Default|All))Declaration$/
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
/**
* Gets a list of `import`/`export` declaration targets.
*
* Core modules of Node.js (e.g. `fs`, `http`) are excluded.
*
* @param {RuleContext} context - The rule context.
* @param {ASTNode} programNode - The node of Program.
* @param {boolean} includeCore - The flag to include core modules.
* @returns {ImportTarget[]} A list of found target's information.
*/
module.exports = function getImportExportTargets(context, programNode, includeCore) {
const retv = []
const basedir = path.dirname(path.resolve(context.getFilename()))
const paths = getResolvePaths(context)
const extensions = getTryExtensions(context)
const options = { basedir, paths, extensions }
for (const statement of programNode.body) {
// Skip if it's not a module declaration.
if (!MODULE_TYPE.test(statement.type)) {
continue
}
// Gets the target module.
const node = statement.source
const name = node && stripImportPathParams(node.value)
if (name && (includeCore || !resolve.isCore(name))) {
retv.push(new ImportTarget(node, name, options))
}
}
return retv
}
|
