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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 330x 330x 330x 330x 330x 330x 330x 330x 330x 330x 329x 330x 330x 322x 322x 151x 330x 330x 330x 2x 2x 2x 2x 330x 330x 330x 330x 330x 356x 356x 356x 356x 356x 356x 1x 1x 1x 1x 1x 1x 1x 1x 1x 356x 330x 330x 46x 330x 330x 310x 330x 1x 86x 86x 86x 86x 1x 1x 1x 1x 40x 40x 40x 40x 1x 41x 41x 41x 41x 41x 41x 41x 41x 41x 41x 41x 41x 41x 1x 393x 393x 393x 393x 393x 393x 393x 3x 3x 3x 3x 3x 3x 393x 392x 392x 393x 3x 393x 3x 3x 393x 216x 216x 216x 216x 216x 393x 3x 3x 393x 393x | import type { CallExpression, Node, ObjectPattern, Program } from '@babel/types' import type { SFCDescriptor } from '../parse' import { generateCodeFrame, isArray } from '@vue/shared' import { type ParserPlugin, parse as babelParse } from '@babel/parser' import type { ImportBinding, SFCScriptCompileOptions } from '../compileScript' import type { PropsDestructureBindings } from './defineProps' import type { ModelDecl } from './defineModel' import type { BindingMetadata } from '../../../compiler-core/src' import MagicString from 'magic-string' import type { TypeScope } from './resolveType' import { warn } from '../warn' export class ScriptCompileContext { isJS: boolean isTS: boolean isCE = false scriptAst: Program | null scriptSetupAst: Program | null source: string = this.descriptor.source filename: string = this.descriptor.filename s: MagicString = new MagicString(this.source) startOffset: number | undefined = this.descriptor.scriptSetup?.loc.start.offset endOffset: number | undefined = this.descriptor.scriptSetup?.loc.end.offset // import / type analysis scope?: TypeScope globalScopes?: TypeScope[] userImports: Record<string, ImportBinding> = Object.create(null) // macros presence check hasDefinePropsCall = false hasDefineEmitCall = false hasDefineExposeCall = false hasDefaultExportName = false hasDefaultExportRender = false hasDefineOptionsCall = false hasDefineSlotsCall = false hasDefineModelCall = false // defineProps propsCall: CallExpression | undefined propsDecl: Node | undefined propsRuntimeDecl: Node | undefined propsTypeDecl: Node | undefined propsDestructureDecl: ObjectPattern | undefined propsDestructuredBindings: PropsDestructureBindings = Object.create(null) propsDestructureRestId: string | undefined propsRuntimeDefaults: Node | undefined // defineEmits emitsRuntimeDecl: Node | undefined emitsTypeDecl: Node | undefined emitDecl: Node | undefined // defineModel modelDecls: Record<string, ModelDecl> = Object.create(null) // defineOptions optionsRuntimeDecl: Node | undefined // codegen bindingMetadata: BindingMetadata = {} helperImports: Set<string> = new Set() helper(key: string): string { this.helperImports.add(key) return `_${key}` } /** * to be exposed on compiled script block for HMR cache busting */ deps?: Set<string> /** * cache for resolved fs */ fs?: NonNullable<SFCScriptCompileOptions['fs']> constructor( public descriptor: SFCDescriptor, public options: Partial<SFCScriptCompileOptions>, ) { const { script, scriptSetup } = descriptor const scriptLang = script && script.lang const scriptSetupLang = scriptSetup && scriptSetup.lang this.isJS = scriptLang === 'js' || scriptLang === 'jsx' || scriptSetupLang === 'js' || scriptSetupLang === 'jsx' this.isTS = scriptLang === 'ts' || scriptLang === 'tsx' || scriptSetupLang === 'ts' || scriptSetupLang === 'tsx' const customElement = options.customElement const filename = this.descriptor.filename if (customElement) { this.isCE = typeof customElement === 'boolean' ? customElement : customElement(filename) } // resolve parser plugins const plugins: ParserPlugin[] = resolveParserPlugins( (scriptLang || scriptSetupLang)!, options.babelParserPlugins, ) function parse(input: string, offset: number): Program { try { return babelParse(input, { plugins, sourceType: 'module', }).program } catch (e: any) { e.message = `[vue/compiler-sfc] ${e.message}\n\n${ descriptor.filename }\n${generateCodeFrame( descriptor.source, e.pos + offset, e.pos + offset + 1, )}` throw e } } this.scriptAst = descriptor.script && parse(descriptor.script.content, descriptor.script.loc.start.offset) this.scriptSetupAst = descriptor.scriptSetup && parse(descriptor.scriptSetup!.content, this.startOffset!) } getString(node: Node, scriptSetup = true): string { const block = scriptSetup ? this.descriptor.scriptSetup! : this.descriptor.script! return block.content.slice(node.start!, node.end!) } warn(msg: string, node: Node, scope?: TypeScope): void { warn(generateError(msg, node, this, scope)) } error(msg: string, node: Node, scope?: TypeScope): never { throw new Error( `[@vue/compiler-sfc] ${generateError(msg, node, this, scope)}`, ) } } function generateError( msg: string, node: Node, ctx: ScriptCompileContext, scope?: TypeScope, ) { const offset = scope ? scope.offset : ctx.startOffset! return `${msg}\n\n${(scope || ctx.descriptor).filename}\n${generateCodeFrame( (scope || ctx.descriptor).source, node.start! + offset, node.end! + offset, )}` } export function resolveParserPlugins( lang: string, userPlugins?: ParserPlugin[], dts = false, ): ParserPlugin[] { const plugins: ParserPlugin[] = [] if ( !userPlugins || !userPlugins.some( p => p === 'importAssertions' || p === 'importAttributes' || (isArray(p) && p[0] === 'importAttributes'), ) ) { plugins.push('importAttributes') } if (lang === 'jsx' || lang === 'tsx' || lang === 'mtsx') { plugins.push('jsx') } else if (userPlugins) { // If don't match the case of adding jsx // should remove the jsx from user options userPlugins = userPlugins.filter(p => p !== 'jsx') } if (lang === 'ts' || lang === 'mts' || lang === 'tsx' || lang === 'mtsx') { plugins.push(['typescript', { dts }], 'explicitResourceManagement') if (!userPlugins || !userPlugins.includes('decorators')) { plugins.push('decorators-legacy') } } if (userPlugins) { plugins.push(...userPlugins) } return plugins } |