/
proxies.js
78 lines (74 loc) 路 3.16 KB
/
proxies.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
import { HELPERS_ID, IS_WRAPPED_COMMONJS } from './helpers';
import { capitalize, getName } from './utils';
export function getUnknownRequireProxy(id, requireReturnsDefault) {
if (requireReturnsDefault === true || id.endsWith('.json')) {
return `export { default } from ${JSON.stringify(id)};`;
}
const name = getName(id);
const exported =
requireReturnsDefault === 'auto'
? `import { getDefaultExportFromNamespaceIfNotNamed } from "${HELPERS_ID}"; export default /*@__PURE__*/getDefaultExportFromNamespaceIfNotNamed(${name});`
: requireReturnsDefault === 'preferred'
? `import { getDefaultExportFromNamespaceIfPresent } from "${HELPERS_ID}"; export default /*@__PURE__*/getDefaultExportFromNamespaceIfPresent(${name});`
: !requireReturnsDefault
? `import { getAugmentedNamespace } from "${HELPERS_ID}"; export default /*@__PURE__*/getAugmentedNamespace(${name});`
: `export default ${name};`;
return `import * as ${name} from ${JSON.stringify(id)}; ${exported}`;
}
export async function getStaticRequireProxy(id, requireReturnsDefault, loadModule) {
const name = getName(id);
const {
meta: { commonjs: commonjsMeta }
} = await loadModule({ id });
if (!commonjsMeta) {
return getUnknownRequireProxy(id, requireReturnsDefault);
} else if (commonjsMeta.isCommonJS) {
return `export { __moduleExports as default } from ${JSON.stringify(id)};`;
} else if (!requireReturnsDefault) {
return `import { getAugmentedNamespace } from "${HELPERS_ID}"; import * as ${name} from ${JSON.stringify(
id
)}; export default /*@__PURE__*/getAugmentedNamespace(${name});`;
} else if (
requireReturnsDefault !== true &&
(requireReturnsDefault === 'namespace' ||
!commonjsMeta.hasDefaultExport ||
(requireReturnsDefault === 'auto' && commonjsMeta.hasNamedExports))
) {
return `import * as ${name} from ${JSON.stringify(id)}; export default ${name};`;
}
return `export { default } from ${JSON.stringify(id)};`;
}
export function getEntryProxy(id, defaultIsModuleExports, getModuleInfo) {
const {
meta: { commonjs: commonjsMeta },
hasDefaultExport
} = getModuleInfo(id);
if (!commonjsMeta || commonjsMeta.isCommonJS !== IS_WRAPPED_COMMONJS) {
const stringifiedId = JSON.stringify(id);
let code = `export * from ${stringifiedId};`;
if (hasDefaultExport) {
code += `export { default } from ${stringifiedId};`;
}
return code;
}
return getEsImportProxy(id, defaultIsModuleExports);
}
export function getEsImportProxy(id, defaultIsModuleExports) {
const name = getName(id);
const exportsName = `${name}Exports`;
const requireModule = `require${capitalize(name)}`;
let code =
`import { getDefaultExportFromCjs } from "${HELPERS_ID}";\n` +
`import { __require as ${requireModule} } from ${JSON.stringify(id)};\n` +
`var ${exportsName} = ${requireModule}();\n` +
`export { ${exportsName} as __moduleExports };`;
if (defaultIsModuleExports) {
code += `\nexport { ${exportsName} as default };`;
} else {
code += `export default /*@__PURE__*/getDefaultExportFromCjs(${exportsName});`;
}
return {
code,
syntheticNamedExports: '__moduleExports'
};
}