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103 lines
3.3 KiB
103 lines
3.3 KiB
4 years ago
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const { ConcatSource } = require("webpack-sources");
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const Template = require("./Template");
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class FunctionModuleTemplatePlugin {
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apply(moduleTemplate) {
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moduleTemplate.hooks.render.tap(
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"FunctionModuleTemplatePlugin",
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(moduleSource, module) => {
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const source = new ConcatSource();
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const args = [module.moduleArgument];
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// TODO remove HACK checking type for javascript
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if (module.type && module.type.startsWith("javascript")) {
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args.push(module.exportsArgument);
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if (module.hasDependencies(d => d.requireWebpackRequire !== false)) {
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args.push("__webpack_require__");
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}
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} else if (module.type && module.type.startsWith("json")) {
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// no additional arguments needed
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} else {
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args.push(module.exportsArgument, "__webpack_require__");
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}
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source.add("/***/ (function(" + args.join(", ") + ") {\n\n");
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if (module.buildInfo.strict) source.add('"use strict";\n');
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source.add(moduleSource);
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source.add("\n\n/***/ })");
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return source;
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}
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);
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moduleTemplate.hooks.package.tap(
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"FunctionModuleTemplatePlugin",
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(moduleSource, module) => {
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if (moduleTemplate.runtimeTemplate.outputOptions.pathinfo) {
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const source = new ConcatSource();
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const req = module.readableIdentifier(
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moduleTemplate.runtimeTemplate.requestShortener
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);
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const reqStr = req.replace(/\*\//g, "*_/");
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const reqStrStar = "*".repeat(reqStr.length);
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source.add("/*!****" + reqStrStar + "****!*\\\n");
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source.add(" !*** " + reqStr + " ***!\n");
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source.add(" \\****" + reqStrStar + "****/\n");
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if (
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Array.isArray(module.buildMeta.providedExports) &&
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module.buildMeta.providedExports.length === 0
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) {
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source.add(Template.toComment("no exports provided") + "\n");
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} else if (Array.isArray(module.buildMeta.providedExports)) {
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source.add(
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Template.toComment(
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"exports provided: " +
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module.buildMeta.providedExports.join(", ")
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) + "\n"
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);
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} else if (module.buildMeta.providedExports) {
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source.add(Template.toComment("no static exports found") + "\n");
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}
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if (
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Array.isArray(module.usedExports) &&
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module.usedExports.length === 0
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) {
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source.add(Template.toComment("no exports used") + "\n");
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} else if (Array.isArray(module.usedExports)) {
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source.add(
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Template.toComment(
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"exports used: " + module.usedExports.join(", ")
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) + "\n"
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);
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} else if (module.usedExports) {
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source.add(Template.toComment("all exports used") + "\n");
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}
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if (module.optimizationBailout) {
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for (const text of module.optimizationBailout) {
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let code;
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if (typeof text === "function") {
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code = text(moduleTemplate.runtimeTemplate.requestShortener);
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} else {
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code = text;
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}
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source.add(Template.toComment(`${code}`) + "\n");
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}
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}
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source.add(moduleSource);
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return source;
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}
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return moduleSource;
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}
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);
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moduleTemplate.hooks.hash.tap("FunctionModuleTemplatePlugin", hash => {
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hash.update("FunctionModuleTemplatePlugin");
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hash.update("2");
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});
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}
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}
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module.exports = FunctionModuleTemplatePlugin;
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