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app_vue/node_modules/@vue/component-compiler-utils/dist/compileTemplate.js

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+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.compileTemplate = void 0;
+const assetUrl_1 = __importDefault(require("./templateCompilerModules/assetUrl"));
+const srcset_1 = __importDefault(require("./templateCompilerModules/srcset"));
+const consolidate = require('consolidate');
+const transpile = require('vue-template-es2015-compiler');
+function compileTemplate(options) {
+    const { preprocessLang } = options;
+    const preprocessor = preprocessLang && consolidate[preprocessLang];
+    if (preprocessor) {
+        return actuallyCompile(Object.assign({}, options, {
+            source: preprocess(options, preprocessor)
+        }));
+    }
+    else if (preprocessLang) {
+        return {
+            ast: {},
+            code: `var render = function () {}\n` + `var staticRenderFns = []\n`,
+            source: options.source,
+            tips: [
+                `Component ${options.filename} uses lang ${preprocessLang} for template. Please install the language preprocessor.`
+            ],
+            errors: [
+                `Component ${options.filename} uses lang ${preprocessLang} for template, however it is not installed.`
+            ]
+        };
+    }
+    else {
+        return actuallyCompile(options);
+    }
+}
+exports.compileTemplate = compileTemplate;
+function preprocess(options, preprocessor) {
+    const { source, filename, preprocessOptions } = options;
+    const finalPreprocessOptions = Object.assign({
+        filename
+    }, preprocessOptions);
+    // Consolidate exposes a callback based API, but the callback is in fact
+    // called synchronously for most templating engines. In our case, we have to
+    // expose a synchronous API so that it is usable in Jest transforms (which
+    // have to be sync because they are applied via Node.js require hooks)
+    let res, err;
+    preprocessor.render(source, finalPreprocessOptions, (_err, _res) => {
+        if (_err)
+            err = _err;
+        res = _res;
+    });
+    if (err)
+        throw err;
+    return res;
+}
+function actuallyCompile(options) {
+    const { source, compiler, compilerOptions = {}, transpileOptions = {}, transformAssetUrls, transformAssetUrlsOptions, isProduction = process.env.NODE_ENV === 'production', isFunctional = false, optimizeSSR = false, prettify = true } = options;
+    const compile = optimizeSSR && compiler.ssrCompile ? compiler.ssrCompile : compiler.compile;
+    let finalCompilerOptions = compilerOptions;
+    if (transformAssetUrls) {
+        const builtInModules = [
+            transformAssetUrls === true
+                ? assetUrl_1.default(undefined, transformAssetUrlsOptions)
+                : assetUrl_1.default(transformAssetUrls, transformAssetUrlsOptions),
+            srcset_1.default(transformAssetUrlsOptions)
+        ];
+        finalCompilerOptions = Object.assign({}, compilerOptions, {
+            modules: [...builtInModules, ...(compilerOptions.modules || [])],
+            filename: options.filename
+        });
+    }
+    const { ast, render, staticRenderFns, tips, errors } = compile(source, finalCompilerOptions);
+    if (errors && errors.length) {
+        return {
+            ast,
+            code: `var render = function () {}\n` + `var staticRenderFns = []\n`,
+            source,
+            tips,
+            errors
+        };
+    }
+    else {
+        const finalTranspileOptions = Object.assign({}, transpileOptions, {
+            transforms: Object.assign({}, transpileOptions.transforms, {
+                stripWithFunctional: isFunctional
+            })
+        });
+        const toFunction = (code) => {
+            return `function (${isFunctional ? `_h,_vm` : ``}) {${code}}`;
+        };
+        // transpile code with vue-template-es2015-compiler, which is a forked
+        // version of Buble that applies ES2015 transforms + stripping `with` usage
+        let code = transpile(`var __render__ = ${toFunction(render)}\n` +
+            `var __staticRenderFns__ = [${staticRenderFns.map(toFunction)}]`, finalTranspileOptions) + `\n`;
+        // #23 we use __render__ to avoid `render` not being prefixed by the
+        // transpiler when stripping with, but revert it back to `render` to
+        // maintain backwards compat
+        code = code.replace(/\s__(render|staticRenderFns)__\s/g, ' $1 ');
+        if (!isProduction) {
+            // mark with stripped (this enables Vue to use correct runtime proxy
+            // detection)
+            code += `render._withStripped = true`;
+            if (prettify) {
+                try {
+                    code = require('prettier').format(code, {
+                        semi: false,
+                        parser: 'babel'
+                    });
+                }
+                catch (e) {
+                    if (e.code === 'MODULE_NOT_FOUND') {
+                        tips.push('The `prettify` option is on, but the dependency `prettier` is not found.\n' +
+                            'Please either turn off `prettify` or manually install `prettier`.');
+                    }
+                    tips.push(`Failed to prettify component ${options.filename} template source after compilation.`);
+                }
+            }
+        }
+        return {
+            ast,
+            code,
+            source,
+            tips,
+            errors
+        };
+    }
+}